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Kabushiki Kaisha Topcon
Kabushiki Kaisha Topcon_20100114

Kabushiki Kaisha Topcon patents


Recent patent applications related to Kabushiki Kaisha Topcon. Kabushiki Kaisha Topcon is listed as an Agent/Assignee. Note: Kabushiki Kaisha Topcon may have other listings under different names/spellings. We're not affiliated with Kabushiki Kaisha Topcon, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "K" | Kabushiki Kaisha Topcon-related inventors


 new patent  Surveying instrument

To provide a surveying instrument capable of evaluating tracking performance without using a device other than the surveying instrument. In order to attain the object described above, a surveying instrument includes a tracking section that detects a position of a target from a shot image, a virtual target position calculating section, a virtual tracking section that converts a position of a virtual target as if it was captured by the tracking section, a tracking arithmetic section that handles an output of the virtual tracking section the same as an output of the tracking section and determines rotational movements of a horizontal shaft and a vertical shaft, a motor control section, motors that rotate the horizontal shaft and the vertical shaft, and encoders that detect rotation amounts of the horizontal shaft and the vertical shaft.. ... Kabushiki Kaisha Topcon

 new patent  Inclination sensor

To eliminate influences of unnecessary reflected light other than a liquid surface in a liquid surface reflection type inclination sensor. In order to attain the object described above, an inclination sensor includes a liquid that forms a liquid surface, an illumination section, a barcode pattern to be illuminated by the illumination section, an optical system that projects the barcode pattern on the liquid surface, a light receiving element that detects the barcode pattern, a storage section that stores a detection image when the liquid surface is removed from an optical path of the optical system, and an arithmetic section that calculates an inclination angle by subtracting the detection image when the liquid surface is removed from a detection image when the liquid surface is present on the optical path of the optical system.. ... Kabushiki Kaisha Topcon

 new patent  Measuring instrument and surveying system

The invention provides a measuring instrument, which comprises an image pickup unit for acquiring an image of a range including an object to be measured, a distance measuring unit for two-dimensionally scanning a predetermined range in synchronization with an image acquisition and for measuring, an arithmetic control unit and an attitude detecting unit for detecting a tilt angle of the image pickup unit with respect to a horizontality, wherein the arithmetic control unit associates a measurement result and a detection result of the attitude detecting unit with each pixel on a scanning locus corresponding to an acquired image.. . ... Kabushiki Kaisha Topcon

Ophthalmologic imaging apparatus

An ophthalmologic imaging apparatus that includes a first optical system, a first driver, and a first focus controller. The first optical system includes a first focus lens and a diopter correction lens, and guides light from a subject's eye to a first light receiving element. ... Kabushiki Kaisha Topcon

Ophthalmic examination support system, ophthalmic examination support server and ophthalmic examination support device

An ophthalmic examination support system of an embodiment includes a server and clients. The server includes a medical information storage apparatus that stores medical information on each patient, and a management apparatus that manages the medical information. ... Kabushiki Kaisha Topcon

Ophthalmologic apparatus

An ophthalmologic apparatus according to some embodiments comprise an objective lens, a data acquisition system, and an anterior segment photographing system. The data acquisition system is configured to acquire data of a subject's eye optically via the objective lens. ... Kabushiki Kaisha Topcon

Ophthalmic image display device and ophthalmic imaging device

An ophthalmic image display device having, a display controller that displays a b mode image, a blood vessel enhanced image representing a same cross section as the b mode image, and one or more front images individually formed based on a three dimensional data set acquired by performing optical coherence tomography on a subject's eye in a predetermined layout. Further, the display controller displays a cross section position indicator that indicates a position of a cross section of the b mode image over at least one of the one or more front images. ... Kabushiki Kaisha Topcon

Light-emitting device and distance measurement device

Provided is a technology for suppressing variations in the waveform of a light emission pulse caused by various factors in a light-emitting device. A light-emitting device is provided with: a light source 101 in which relaxation oscillation occurs immediately after energization; a light source drive circuit 104 which includes a differentiation circuit 102 having a resistor and a capacitor connected in parallel, and in which a switching element 103 for voltage application is connected in series with the differentiation circuit; a power supply circuit 105; a light-reception element 107 which detects pulsed light emitted from the light source 101; and a voltage control unit 109 which controls an output voltage from the power supply circuit 105 in correspondence with the waveform of the detected pulsed light.. ... Kabushiki Kaisha Topcon

Laser scanner

A laser scanner includes a distance measuring unit which has a light emitting element for emitting a distance measuring light, a distance measuring light projecting unit, a light receiving unit and a photodetector for producing a light receiving signal, and which performs a distance measurement based on the light receiving signal, an optical axis deflecting unit provided on a distance measuring optical axis and for deflecting the distance measuring optical axis, a projecting direction detecting unit for detecting a deflection angle of the distance measuring optical axis and a control component for controlling the optical axis deflecting unit and the distance measuring unit, wherein the optical axis deflecting unit comprises a pair of optical prisms capable of rotating and motors for rotating the optical prisms, and wherein the control component is configured to control the optical axis deflecting unit, scan the distance measuring light and acquire scanning data under scanning conditions corresponding to a measurement range.. . ... Kabushiki Kaisha Topcon

Measurement device and measurement method

A measurement device and measurement method are provided which are capable of measuring the inclination of a measurement target object surface both with a simple configuration and at high speed. The measurement device includes: a rangefinding light emitting section; a rangefinding unit configured to receive reflected rangefinding light; an optical axis deflection section provided on an optical path common to rangefinding light and reflected rangefinding light, and configured to deflect optical axes thereof; a motor configured to cause the optical axis deflection section to rotate; an emission direction detection unit configured to detect a deflection angle and deflection direction resulting from the optical axis deflection section; and a computation controller that measures the inclination of a measurement target object surface with respect to the emission optical axis on the basis of acquired coordinate data on the measurement target object surface.. ... Kabushiki Kaisha Topcon

Image processing apparatus, image processing method, and image processing program

An image processing apparatus is provided to display an image on a screen, the image facilitating visual ascertainment of relationships between each of a plurality of items of point cloud data and point cloud data arising from combining the plurality of items of point cloud data. The image processing apparatus includes a display controlling section configured to 3d display combination point cloud data combining a plurality of items of point cloud data obtained from a plurality of viewpoints and allow 3d display of one item out of the plurality of items of point cloud data obtained from the plurality of viewpoints.. ... Kabushiki Kaisha Topcon

Distance measuring device

A technique for decreasing attenuation of emitted pulsed light with a pulse width of 2 ns or less is provided. A light emitting circuit configured to emit pulsed light includes a boosting block, a laser diode, a wiring, a charge capacitor with its end connected to the wiring, and a switching element configured to be turned on or off to apply voltage to the laser diode. ... Kabushiki Kaisha Topcon

Temperature measurement device and temperature measurement method

The temperature measurement device includes a thermography 20 for measuring a temperature distribution of a predetermined range in a non-contact manner; a calibrator 21 including at least one heater 30 able to generate heat to a preset temperature; thermistors 32a to 32d provided on installation points on the calibrator 21, and measuring temperatures at the installation points, the installation points having different temperatures; and a controller 22 for calibrating a first temperature measurement result obtained from a temperature distribution of a range covering an object (an eye e of a calf c) measured by the thermography 20, based on temperature differences between a second temperature measurement result obtained from a temperature distribution of a range covering the calibrator 21 measured by the thermography 20 and a third temperature measurement result obtained from a temperature distribution of the calibrator 21 measured by the thermistors 32a to 32d.. . ... Kabushiki Kaisha Topcon

Laser scanner system and registration method of point cloud data

The invention provides a laser scanner system, which comprises a laser scanner which includes a distance measuring unit for receiving a reflection light of a distance measuring light from an object to be measured and performing a distance measurement, a scanning unit for rotatably irradiating the distance measuring light, a directional angle detecting unit for detecting an irradiating direction of the distance measuring light, a gnss device, and a control arithmetic unit, wherein the laser scanner is installed at two points, and wherein the control arithmetic unit obtains global coordinates of installation positions of the laser scanner from the gnss device respectively, scans the distance measuring light over a total circumference at each of the installation positions, acquires point cloud data of the total circumference, performs a shape matching of the two point cloud data and combines the two point cloud data.. . ... Kabushiki Kaisha Topcon

03/29/18 / #20180085212

Ocular function assistance device

An ocular function assistance device of an embodiment includes an actuator, a controller, and an information input unit. The ocular function assistance device is used for assisting an ocular function. ... Kabushiki Kaisha Topcon

03/29/18 / #20180084991

Oct apparatus

An optical coherence tomography (oct) apparatus according to an embodiment is configured to split light from a light source into measurement light and reference light, project the measurement light on an object, and detect interference light generated from the reference light and the measurement light returning from the object. The oct apparatus includes a dispersion unit and an information generation unit. ... Kabushiki Kaisha Topcon

03/22/18 / #a growth information management device and the like with which growth information acquired from a plurality of farm fields can be easily divided or processed in other like manners.

Topcon Corporation

. . ... Kabushiki Kaisha Topcon

03/22/18 / #a fertilization amount information management device and the like are provided with which a manager of a farm field or the like can be free of cumbersome operation of drafting fertilization amount plans for entire farm fields and with which a dedicated fertilization amount plan tailored for an actual condition of each farm field can be drafted.

Topcon Corporation

. . ... Kabushiki Kaisha Topcon

03/22/18 / #20180082472

Image processing device, image processing method, and image processing program

A technique for facilitating understanding of a stereoscopic structure of an object in a 3-d image of point cloud data is provided. An image processing device includes a point cloud data display controlling unit, a marker display controlling unit, and a specified point cloud display controlling unit. ... Kabushiki Kaisha Topcon

03/22/18 / #20180081056

Uav measuring apparatus and uav measuring system

The invention provides a uav measuring apparatus, which comprises a flying vehicle, a laser scanner mounted on the flying vehicle and for performing two-dimensional scanning with a reference optical axis extending in an approximately vertically downward direction as the center, an image pickup unit having an image pickup optical axis parallel to the reference optical axis and a control arithmetic component, wherein the control arithmetic component is configured to synchronize the two-dimensional scanning performed by the laser scanner with an image pickup performed by the image pickup unit, and to correspond a scanning locus obtained by the two-dimensional scanning with an acquired image.. . ... Kabushiki Kaisha Topcon

03/15/18 / #20180074197

Distance measuring device

A distance measuring device is provided at low cost. The distance measuring device includes an avalanche photodiode, a tia, and damping circuits. ... Kabushiki Kaisha Topcon

03/15/18 / #20180070818

Ophthalmic imaging apparatus and ophthalmic image processing apparatus

An ophthalmic imaging apparatus of an embodiment includes a data acquisition unit, a blood vessel enhanced image forming unit, and a blood vessel gradient distribution determination unit. The data acquisition unit is configured to acquire a three dimensional data set of a fundus of a subject's eye using optical coherence tomography (oct). ... Kabushiki Kaisha Topcon

03/08/18 / #20180068492

Image processing device, image processing method, and image processing program

A three dimensional display of point cloud data on a screen is rotated at improved working efficiency. An image processing device includes a point cloud data display controlling unit and a marker display controlling unit. ... Kabushiki Kaisha Topcon

03/01/18 / #20180059256

Methods and apparatus for estimating motion parameters of gnss receiver

A method and a receiver apparatus allows obtaining accurate estimates of motion parameters of a mobile receiver, including smoothed estimates of total coordinates increments relative to its initial position, projections of velocity vector and acceleration vector. High estimation accuracy is achieved by filtering the biased or unbiased estimates of total coordinate increments relative to the receiver's initial position using smoothing tracking filters of a 2-nd or 3-rd order.. ... Kabushiki Kaisha Topcon

03/01/18 / #20180055358

Ophthalmic apparatus and alignment method for ophthalmic apparatus

An ophthalmic apparatus and method is provided for quickly and accurately aligning a measurement optical system with the vertex of the cornea of a subject's eye. The ophthalmic apparatus comprises a main body, an infrared detection system, a support portion, a driving unit, a visible light irradiation system placed coaxially with the apparatus main body and configured to irradiate the subject's eye, at least two photographing devices configured to substantially simultaneously photograph the subject's eye from different directions, a first alignment detection unit configured to acquire purkinje images of the subject's eye, originating from infrared light, from at least two photographed images of the subject's eye and detect a position of the subject's eye from the purkinje images, a second alignment detection unit, and a drive control unit to align the apparatus with the subject's eye.. ... Kabushiki Kaisha Topcon

03/01/18 / #20180055352

Ophthalmic surgical apparatus and attachment for ophthalmic surgery

An ophthalmic surgical apparatus includes an observation optical system, an illumination optical system, an interference optical system, and an image forming unit. The observation optical system is configured to observe an eye through an objective lens. ... Kabushiki Kaisha Topcon

02/22/18 / #20180053344

Image processing device, image processing method, and image processing program

A technique enables intuitive understanding of a directional relationship between a photographed image and a wide area image, such as an electronic map. An image processing device includes a display controlling unit that displays a quadrangular-shaped photographic image, which is photographed from an aerial vehicle, displays a mark indicating a photographing position of the quadrangular-shaped photographic image, on a wide area image, and performs highlight display in accordance with a corresponding relationship between a direction of the quadrangular-shaped photographic image and a direction of the mark.. ... Kabushiki Kaisha Topcon

02/22/18 / #20180052232

Measuring method and laser scanner

A measuring method, wherein point cloud data of a building is acquired by a laser scanner, wherein the laser scanner has an attitude detector for detecting a tilting with respect to a horizontality or a verticality, converts the point cloud data into a horizontal distance and a height or a difference of a height based on the tilting detected by the attitude detector, sets a height line at a predetermined height on a wall surface, averages a horizontal distance information of the point cloud data included in a predetermined width with the height line as a center in a height direction, further develops the horizontal distance information along the height line in a horizontal direction, and measures a horizontal cross section at the predetermined height.. . ... Kabushiki Kaisha Topcon

02/15/18 / #20180045829

Illuminance measuring system

The invention provides an illuminance measuring system, which comprises an illuminance measuring instrument which comprises a first communication unit and is moved by a moving vehicle, a position measuring means which comprises a second communication unit and is capable of measuring a three-dimensional position of the illuminance measuring instrument and a data collector which comprises a third communication unit and a storage unit for storing positional information data of a predetermined measuring point, wherein the data collector moves the moving vehicle to the measuring point based on a position of the illuminance measuring instrument as measured by the position measuring means and the positional information data, an illuminance is measured by the illuminance measuring instrument and a position of the illuminance measuring instrument at the time of illuminance measurement is measured by the position measuring means, and wherein the data collector obtains an illuminance measurement result from the illuminance measuring instrument via the first communication unit and the third communication unit, obtains a measuring position from the position measuring means via the second communication unit and the third communication unit, and collects the illuminance measurement result and the measuring position in association with each other.. . ... Kabushiki Kaisha Topcon

02/08/18 / #20180038964

Methods and receivers for processing gnss signals

A method for receiving and processing satellite navigation signals includes receiving the navigation signals; converting the navigation signals into digital signals; providing a clock signal to all channels that process the digital signals; generating frequency division signals; selecting a channel frequency division signal from the frequency division signals based on which adc is used to convert the satellite navigation signals into digital signals; connecting the channel to the adc; generating code frequency signal and base carrier frequency signal using a net accumulation signal; processing the digital signal in the channel to produce digital quadrature signal components of the digital signal based on the code frequency signal and the base carrier frequency signal; using a tick signal that represents 2n×clock signal as a temporary time scale for control of the channels for determining digital signal phase differences between the channels; and outputting coordinates based on the quadrature components.. . ... Kabushiki Kaisha Topcon

02/08/18 / #20180038963

Position and azimuth measurement device and surveying device

A position and azimuth measurement device capable of measuring geographical coordinates and azimuth angles and a surveying device are provided. The position and azimuth measurement device includes a gnss device, having a gnss antenna for obtaining position information thereof; a horizontal rotating section capable of rotating the gnss antenna horizontally; a leveling section capable of leveling the horizontal rotating section; a horizontal angle detector configured to detect a horizontal angle of the horizontal rotating section; and a control device. ... Kabushiki Kaisha Topcon

02/08/18 / #20180038690

Shaft support structure, laser beam projecting unit and surveying instrument

The invention provides a laser beam projecting unit in which a hollow rotation shaft is provided on a fixed portion via one bearing, a rotor of an axial gap-type motor is provided on one end portion of the rotation shaft, a stator of the axial gap-type motor is provided on the fixed portion so as to confront the rotor, an attracting force between the rotor and the stator acts on the bearing as a pressurization, an angle detector for detecting a rotation angle of the rotation shaft is provided on the other end portion of the rotation shaft, a deflection optical component is provided inside the rotation shaft, and a laser beam is projected through the deflection optical component.. . ... Kabushiki Kaisha Topcon

02/08/18 / #20180037983

Sputtering device

A sputtering device capable of satisfying various requirements is provided. The sputtering device includes a rotation and revolution table, multiple sputtering targets, an rf plasma source, and a load-lock chamber 102. ... Kabushiki Kaisha Topcon

02/08/18 / #20180035887

Ophthalmic operation microscope

In an ophthalmic operation microscope, an illumination optical system illuminates a patient's eye with illumination light. An observation optical system is used for observing the patient's eye illuminated. ... Kabushiki Kaisha Topcon

02/01/18 / #20180031677

Optical system of laser scanner and surveying instrument

An optical system of a laser scanner comprising: a light projecting system for projecting a distance measuring light, a scanning mirror for rotatably irradiating the distance measuring light from the light projecting system around a single axis and for making a reflected distance measuring light from an object to be measured enter a light receiving system, a transmission window for accommodating the scanning mirror and through which the distance measuring light and the reflected distance measuring light are transmitted, and a correction optical component for offsetting an optical action of the transmission window, which is provided at least in a middle of an irradiating optical path of the distance measuring light.. . ... Kabushiki Kaisha Topcon

02/01/18 / #20180028056

Ophthalmic image processing apparatus and ophthalmic imaging apparatus

An ophthalmic image processing apparatus of an embodiment includes a storage unit, a first brightness profile generation unit, a second brightness profile generation unit, and a brightness correction unit. The storage unit is configured to store image data acquired through scanning a subject's eye using optical coherence tomography. ... Kabushiki Kaisha Topcon

01/25/18 / #20180025112

Medical information processing system and medical information processing method

An aspect of a medical information processing system according to an exemplary embodiment includes an artificial intelligence engine that processes medical information based on a database. The medical information processing system includes a reception unit, first classification processor, selection processor, and second classification processor. ... Kabushiki Kaisha Topcon

01/25/18 / #20180023974

Flight plan preparing method and flying vehicle guiding system

A flying vehicle has a retro-reflector, a position measuring instrument has a non-prism measurement function for performing a distance measurement and an angle measurement in non-prism and a prism measurement function for performing the distance measurement and the angle measurement with respect to the retro-reflector, a control device is adapted to have a flight range as set within a flat plane, to prepare an approximate flight plan having a two-dimensional approximate flying route as set within the flight range, to measure the approximate flying route by the non-prism measurement, to calculate a three-dimensional detailed flying route based on the measurement results and the approximate flying route, to prepare a detailed flight plan including the detailed flying route and to control the flying vehicle so as to fly in maintaining a distance between the flying vehicle system and a surface of the object to be measured at a constant value based on the detailed flight plan and a result of the prism measurement.. . ... Kabushiki Kaisha Topcon

01/25/18 / #20180023944

Laser remote length measurement instrument

A laser remote length measurement instrument capable of remotely measuring a length between two required points in a non-contact manner is provided. The laser remote length measurement instrument includes a rangefinding unit, an optical axis deflection section, a rotation angle detector, and a computation controller. ... Kabushiki Kaisha Topcon

01/11/18 / #20180011177

Electro-optical distance meter

An electro-optical distance meter comprises a light source for emitting a distance measuring light, a distance measuring optical system for leading a distance measuring light to a photodetector, an internal reference optical system for leading a part of the distance measuring light as an internal reference light to the photodetector, and an arithmetic processing unit for performing a distance measurement based on light receiving results of the distance measuring light and the internal reference light, wherein the internal reference optical system comprises a condenser lens, a scattering plate for scattering the internal reference light and for forming a secondary light source, and an optical fiber for leading the internal reference light to the photodetector and the internal reference optical system is constituted in such a manner that a light component of the internal reference light emitted from an arbitrary point within a whole surface of the secondary light source enters the optical fiber.. . ... Kabushiki Kaisha Topcon

01/04/18 / #20180004899

Method and system for medical support

A computer-based method for medical support. A computer receives history data obtained from history taking of a patient, selects one or more first examination types for a first examination from a first examination type group stored in a storage device in advance based on the history data, and controls an output device to output information indicating the one or more first examination types. ... Kabushiki Kaisha Topcon

01/04/18 / #20180003825

Laser scanner system and registration method of point cloud data

The invention provides a laser scanner system, which comprises a laser scanner which includes a distance measuring unit for emitting a distance measuring light, receiving a reflected light, and performing a distance measurement, a scanning unit for rotatably irradiating the distance measuring light, a directional angle detecting unit for detecting an irradiating direction of the distance measuring light, a gnss device and a control arithmetic unit, and a target which sets a back sight point, wherein the control arithmetic unit has a target scanning mode and a point cloud data measurement mode, and is configured to calculate point cloud data with a global coordinate value and a global coordinate value of the target based on the global coordinate value obtained by the gnss device, a measurement result obtained by executing the point cloud data measurement mode and a measurement result obtained by executing the target scanning mode.. . ... Kabushiki Kaisha Topcon

01/04/18 / #20180003820

Three-dimensional position measuring system, three-dimensional position measuring method, and measuring module

Provided is a three-dimensional position measuring system, a three-dimensional position measuring method, and a measuring module with which measurement can be performed without a special operation constraint even in state where a measuring module is inclined. The three-dimensional position measuring system includes a measuring module that includes a target, an omnidirectional camera, and a triaxial accelerometer, and is grasped a positional relationship among the target, the omnidirectional camera, and a measurement point, and a surveying instrument including a light output section that outputs light toward the target and a measurement section that performs distance measuring and angle measuring to the target. ... Kabushiki Kaisha Topcon

01/04/18 / #20180003628

Optical analyzer

A spectroscopic measuring device includes a halogen lamp as a light source, a lens of an irradiating system, a mirror, and a spectrometer. The lens of the irradiating optical system emits light from the halogen lamp to a measurement object. ... Kabushiki Kaisha Topcon

12/21/17 / #20170365929

Impedance helical antenna forming pi-shaped directional diagram

A quadrifilar helix antenna includes a cylindrical support extending along an antenna axis; a plurality of spiral conductors wrapped helically on the cylindrical support and along the antenna axis from a feed end to a remote end; a circular ground plane perpendicular to the antenna axis; and each of the spiral conductors including a plurality of gaps, with the gaps having capacitors between conducting portions of the spiral conductors. The capacitors are positioned higher than 60 mm above the ground plane, and capacitance value varies inversely with height. ... Kabushiki Kaisha Topcon

12/21/17 / #20170363747

Methods for modeling multipath reflections of gnss signals using a test installation and apparatuses for implementing test methods

A test installation for simulating multiple reflections of gnss signals, the installation including a bottom screen that is reflective in the radio frequency spectrum; a top screen above the bottom screen, wherein the top screen is partly transparent in a radio frequency spectrum, and wherein the top screen is substantially dome-shaped and has a height of 1 to 3 meters; and a gnss antenna between the top screen and the bottom screen; wherein the test installation is configured to measure the gnss signals received by the antenna and to simulate the multipath reflections.. . ... Kabushiki Kaisha Topcon

12/21/17 / #20170363421

Surveying system

A surveying system comprises a total station unit, a laser scanner unit and an arithmetic control unit. The total station unit comprises a frame unit, a telescope unit, a total station distance measuring unit accommodated in the telescope unit and a total station arithmetic control unit, wherein the laser scanner unit is provided on the frame unit and acquires point cloud data by rotatably irradiating a laser beam in a vertical direction, and wherein the arithmetic control unit acquires the point cloud data by a cooperation of a horizontal rotation of the frame unit and a rotary irradiation of the laser beam, compares a distance measurement result of the total station unit with a distance measurement result of the laser scanner unit and corrects the point cloud data based on a comparison result.. ... Kabushiki Kaisha Topcon

12/14/17 / #20170356741

Survey system

Provided is a survey system capable of acquiring point group data of a three-dimensional object desired to be measured without complicated setting. A survey system includes a surveying instrument including a tracking section that tracks a target by emitting tracking light and receiving the tracking light reflected on the target, and a scanner that rotates horizontally and integrally with the surveying instrument and performs scanning around a single axis in a vertical direction, and the scanner and the tracking section are offset in the horizontal direction. ... Kabushiki Kaisha Topcon

12/14/17 / #20170356158

Control system for construction machine

The invention provides a control system for a construction machine comprises a construction machine and a measuring instrument, wherein the construction machine comprises at least two targets, a tilt detecting component, a driving unit, a machine control unit and a machine communication unit, wherein the measuring instrument comprises a distance measuring unit, an optical axis deflecting unit for deflecting the optical axes, a projecting direction detecting unit for detecting a deflection angle and a deflecting direction and a measurement control unit for determining a measuring point and transmitting a measurement result, wherein the measurement control unit allows the distance measuring unit to alternately measure the targets and calculates a direction and front-back and left-right tilts of the construction machine based on three-dimensional positions of the targets and a detection result of the tilt detecting component, and the machine control unit controls the driving unit based on a calculation result.. . ... Kabushiki Kaisha Topcon

12/07/17 / #20170353824

Hybrid positioning system using a real-time location system and robotic total station

A positioning system that combines the use of real-time location system and a robotic total station into a single, transparent hybrid positioning system to locate one or multiple targets by one or multiple users.. . ... Kabushiki Kaisha Topcon

12/07/17 / #20170350692

Measuring instrument and surveying system

The invention provides a measuring instrument, which comprises an image pickup unit for acquiring an image of a range including an object to be measured, a distance measuring unit for two-dimensionally scanning a predetermined range in synchronization with an image acquisition and for measuring, an arithmetic control unit and an attitude detecting unit for detecting a tilt angle of the image pickup unit with respect to a horizontality, wherein the arithmetic control unit associates a measurement result and a detection result of the attitude detecting unit with each pixel on a scanning locus corresponding to an acquired image.. . ... Kabushiki Kaisha Topcon

12/07/17 / #20170347880

Blood flow measurement device

In an embodiment, a controller included in a blood flow measurement apparatus controls a scanner to iteratively scan one or more cross sections of an interested blood vessel. An image forming unit forms a phase image that represents chronological change in phase difference in the one or more cross sections based on data acquired through iterative scan. ... Kabushiki Kaisha Topcon

12/07/17 / #20170347879

Blood flow measurement device

A scanner of a blood flow measurement apparatus of an embodiment alternately performs first scan and second scan for first and second cross sections both intersecting an interested blood vessel. An image forming unit forms one or more images of the first cross section including a phase image of the first cross section and an image of the second cross section. ... Kabushiki Kaisha Topcon

11/23/17 / #20170336251

Photometric device

A photometric device (1) measuring light emitted from a measuring object such as a display (2) includes two types of filters including interference filters (20x, 20y, and 20z) and an lvf (21), a disk (22) supporting the interference filters and the lvf, a motor (23) rotatably drive the disk to cause the light emitted from the measuring object to scan the interference filters and the lvf sequentially, a photoreceptor (13) converting light passed through the interference filters and light passed through the lvf to an electrical signal, a photometric controller (14) outputting photometric information based on the electrical signal of the light passed through the interference filters and converted by the photoreceptor and the electrical signal of the light passed through the lvf and converted by the photoreceptor.. . ... Kabushiki Kaisha Topcon

11/23/17 / #20170336250

Photometric device

A photometric device (1) measuring light emitted from a measuring object such as a display (2) includes interference filters (20x, 20y, and 20z) selectively transmitting a particular wavelength corresponding to a respective one of tristimulus values, an lvf (21) separating and transmitting incident light, a disk (22) supporting the interference filters and the lvf, a motor (23) rotatably drive the disk to cause the light emitted from the measuring object to scan the interference filters and the lvf sequentially, a photoreceptor (13) converting light passed through the interference filters and light passed through the lvf to an electrical signal, and a photometric controller (14) outputting photometric information based on the electrical signal of the light passed through the interference filters and converted by the photoreceptor and the electrical signal of the light passed through the lvf and converted by the photoreceptor.. . ... Kabushiki Kaisha Topcon

11/23/17 / #20170334560

Agricultural crop analysis drone

A method and system utilizing one or more agricultural drones in combination with agricultural equipment, e.g., an agricultural boom sprayer, to evaluate the crops being farmed, and to improve the real-time delivery and dispensing of liquid from the sprayer including monitoring and verifying that the liquid is being dispensed correctly and/or in accordance with a desired distribution pattern or level.. . ... Kabushiki Kaisha Topcon

11/16/17 / #20170325679

Ophthalmic imaging apparatus

An ophthalmic imaging apparatus of an embodiment scans a subject's eye with oct to acquire a cross sectional image. A measurement unit performs oct. ... Kabushiki Kaisha Topcon

11/09/17 / #20170319059

Speckle reduction in optical coherence tomography images

An optical coherence tomography (oct) image composed of a plurality of a-scans of a structure is analysed by defining, for each a-scan, a set of neighbouring a-scans surrounding the a-slices scan. Following an optional de-noising step, the neighbouring a-scans are aligned in the imaging direction, then a matrix x is formed from the aligned a-scans, and matrix completion is performed to obtain a reduced speckle noise image.. ... Kabushiki Kaisha Topcon

10/26/17 / #20170310248

Method for controlling ultrasonic motor and surveying instrument for the same

Provided is a method for controlling an ultrasonic motor provided at a rotary shaft of a surveying instrument to meet requirements for a rotation speed and a plurality of operation modes, and a surveying instrument for the same. In the present invention, the ultrasonic motor is controlled by a first signal having a square wave in a range of rotation speed of the rotary shaft from zero to a first speed, controlled by a second signal in which rises or falls of the square wave are sloped in a range from the first speed to a second speed, controlled by a third signal in which rises and falls of the square wave are sloped in a range from the second speed to a third speed, and controlled by a fourth signal in which the drive signal is continuously applied in a range higher than the third speed.. ... Kabushiki Kaisha Topcon

10/26/17 / #20170309806

Method for controlling ultrasonic motor and surveying instrument for the same

Provided is a method for controlling an ultrasonic motor to reduce noise sounding during low-speed rotation in a surveying instrument adopting the ultrasonic motor for a rotary shaft, and a surveying instrument for the same. In a method for controlling an ultrasonic motor according to an aspect of the present invention, in a low-speed rotation range of an ultrasonic motor, a ratio of an acceleration period as a time of application of the drive signal in a control cycle is controlled, and a time to start the acceleration period is randomly shifted for each control cycle. ... Kabushiki Kaisha Topcon

10/26/17 / #20170309050

Display method of road property and display device of road property

To efficiently and effectively display a plurality of pieces of information that can be acquired from measurement data. Measurement data on a spaced amount from a measurement reference plane at each point of a road measured for a predetermined road width along a measurement path of a road to be measured and road image data including the road acquired along the measurement path are acquired; a unit area to become a unit of processing is set based on the measurement data; a model plane in the unit area is set from the measurement data in the unit area; point group data indicating a spaced amount from the model plane at each point of the unit area is generated; spaced amount display data displaying shading or hue corresponding to a spaced amount specified with the point group data in a contour of the road is generated; and a road image based on road image data corresponding to a specified area of the road and a spaced amount image based on the spaced amount display data corresponding to the road image are simultaneously displayed.. ... Kabushiki Kaisha Topcon

10/26/17 / #20170307369

Evaluation method of road surface property, and evaluation device of road surface property

To carry out evaluation of a road surface property easily and in a short period of time without being costly. Measurement data of a road surface measured for a predetermined road width along a path of a road to be measured is acquired; a unit area having a preset length dimension along the path in the road width is set along the path; a model plane in the unit area is set based on the measurement data at each point in the unit area; point group data is generated from a spaced amount of the model plane and each point in the unit area, visualize and display the spaced amount in the path, and display a result of evaluation obtained through statistical processing with the path shown on a map.. ... Kabushiki Kaisha Topcon

10/26/17 / #20170307368

Road surface property acquiring method and road surface property acquiring device

To rapidly and reliably measure a road surface property using measurement results and determination results of a road surface in the past. A vehicle mounted with a road surface property acquiring device is guided to a specified point on a road and measurement is carried out. ... Kabushiki Kaisha Topcon

10/26/17 / #20170307353

Swept-source optical coherence tomography (ss-oct) phase stabilization with reference signal calibration

A reference signal having a known induced optical delay is used for phase stabilization of optical coherence tomography (oct) interferograms, and for correcting sampling differences within oct interferograms, in single mode and multimodal oct systems. The reference signal can then be used to the measure time shift or sample clock period shifts induced in the interferogram signal by the oct system. ... Kabushiki Kaisha Topcon

10/12/17 / #20170294739

Cable connector and carrier module thereof

A carrier module of a cable connector includes a circuit board and a connecting clip clamping the circuit board. The circuit board has a first surface and a second surface. ... Kabushiki Kaisha Topcon

10/12/17 / #20170294721

Cable connector, carrier module thereof, and method for assembling the same

A carrier module of a cable connector includes a circuit board and a grounding bar disposed on the circuit board. The circuit board includes a first insulating layer, a second insulating layer, and a grounding layer arranged between the first and second insulating layers. ... Kabushiki Kaisha Topcon

10/05/17 / #20170285144

Laser scanner

The invention provides a laser scanner, which comprises a light source unit, a light receiving unit, a distance measuring unit, an angle measuring unit, a telescope unit capable of rotating in a horizontal direction and a vertical direction, a rotation driving unit, a directional angle detector, and a control arithmetic unit, wherein the light source unit is an mopa type and has an oscillator control circuit, a main oscillator, and an optical amplifier, wherein the oscillator control circuit has a repetition frequency setting component, a pulse peak output setting component, a pulse width setting component and an amplification factor calculating component and oscillates the main oscillator corresponding to a measured distance, and wherein the amplification factor calculating component calculates an amplification factor based on a repetition frequency, a pulse peak output, and a pulse width and amplifies the optical amplifier based on a calculated amplification factor.. . ... Kabushiki Kaisha Topcon

10/05/17 / #20170284790

Three dimensional laser measuring system and method

A laser measuring system is provided by combining n-beams, angle based modulation and a laser receiver and laser transmitter configured with corner reflectors for signal shift measuring to facilitate full three dimensional positioning.. . ... Kabushiki Kaisha Topcon

09/28/17 / #20170276773

Distance measuring device and method for calibrating the same

A distance calculating unit includes a first filter for a detection signal of reference pulsed light, a second filter for measuring pulsed light, an adder circuit that adds outputs from the two filters together, an a/d converter that receives output from the adder circuit, a separated-signal calculating unit that analyzes output from the a/d converter and that generates a first separated signal and a second separated signal, a conversion processing unit that converts the phase of at least one of the two separated signals into a phase of a predetermined frequency, and a distance calculating unit that calculates a distance to an object by using a phase difference between the two separated signals and a correction parameter, which is obtained by making the reference pulsed light pass through the first filter and the second filter at the same time and by calculating a phase difference between outputs from these filters.. . ... Kabushiki Kaisha Topcon

09/28/17 / #20170276772

Distance measuring device and distance measuring method

A distance calculating unit includes a first filter that receives a detection signal of reference pulsed light, a second filter that receives a detection signal of measuring pulsed light, an adder circuit that adds the outputs from the two filters together, an a/d converter that receives the output signal from the adder circuit, and a separated-signal calculating unit that analyzes the output from the a/d converter and that generates a first separated signal corresponding to a reference detection signal and a second separated signal corresponding to a measurement detection signal. The distance calculating unit further includes a conversion processing unit that converts the phase of at least one of the two separated signals into a phase of a predetermined frequency, and a distance calculating unit that calculates a distance to an object by using a phase difference between the two separated signals in the predetermined frequency.. ... Kabushiki Kaisha Topcon

09/28/17 / #20170273558

Ophthalmic imaging apparatus and ophthalmic information processing apparatus

An ophthalmic imaging apparatus of an embodiment includes a measurement unit, an eye model generation unit, and a simulation execution unit. The measurement unit is configured to acquire a data set by applying optical coherence tomography to a three-dimensional region of a subject's eye including an area extending from an anterior surface of a cornea to a surface of a retina. ... Kabushiki Kaisha Topcon

09/28/17 / #20170273557

Fundus analysis apparatus and fundus observation apparatus

A fundus analysis apparatus includes a storage, an area setting unit, and a morphological information generating unit. The storage is configured to store oct information acquired by applying optical coherence tomography to the fundus of an eye. ... Kabushiki Kaisha Topcon

09/14/17 / #20170261618

Navigation receiver with an adaptive system for tracking carrier phases received from a constellation of navigation satellites

A system for estimating carrier phases of radio signals in a satellite navigation system receiver for coordinate determination includes a complex of reference signals (crs), wherein, in each jth satellite channel, a digital reference signal refsigj, represents an output phase and frequency-controlled oscillation of a corresponding numerically-controlled oscillator (ncoj) for each jth satellite channel, the phase of the oscillation of the ncoj tracking a carrier signal received from the jth satellite; and an adaptation complex (ac) that, in response to vibration or movement of the receiver, changes (expands or reduces) an effective bandpass of the crs, producing control signals that determine phase and frequency changes in the corresponding ncoj for reducing dynamic distortions in coordinate measurements. . ... Kabushiki Kaisha Topcon

09/14/17 / #20170261617

Method of reducing inter-channel biases in glonass gnss receivers

The present invention discloses methods of accuracy improving for code measurements in glonass gnss receivers. One component of error budget in code measurements of glonass receivers is caused by a difference in signal delays arising in the receiver analog front end and antenna filter on different channel frequencies specific to glonass satellites. ... Kabushiki Kaisha Topcon

09/07/17 / #20170252918

Measurement and installation data indicating apparatus and measurement and installation data indicating method

A measurement and installation data indicating apparatus including a distance image sensor that obtains distance image data in a predetermined range, a projector that projects an image on a projection plane in a predetermined range, an inclination data obtaining part that obtains inclination data on a detection optical axis and a projection optical axis relative to a vertical direction, a positional data obtaining part that obtains coordinate data on a present position and a target position, and a terminal controller that generates, based on the coordinate data, a target information image related to the target position and seen from the present position. The terminal controller corrects the target information image to fit to a shape of the projection plane based on the distance image data and the inclination data, and projects the corrected target information image by the projector.. ... Kabushiki Kaisha Topcon

09/07/17 / #20170251920

Ophthalmological device

The ophthalmological device of an embodiment includes an optical system for inspection, a display, a subject's eye position acquiring unit, and a control unit. The optical system for inspection includes a photographic optical system for photographing an eyeground of the subject's eye. ... Kabushiki Kaisha Topcon

08/31/17 / #20170248948

Flying vehicle tracking method, flying vehicle image acquiring method, flying vehicle displaying method and flying vehicle guiding system

The invention provides a flying vehicle tracking method, which comprises an optical tracking in which a tracking light is projected to a retro-reflector of a flying vehicle with the retro-reflector, the tracking light is received, and a tracking of the flying vehicle is performed based on a light receiving result, and an image tracking in which an image of the flying vehicle is acquired, the flying vehicle is detected from the image, and the tracking of the flying vehicle is performed based on a detection result, wherein the optical tracking and the image tracking are executed in parallel with each other, and in a case where the flying vehicle cannot be tracked by the optical tracking, the optical tracking is returned based on the detection result of the image tracking.. . ... Kabushiki Kaisha Topcon

08/31/17 / #20170245756

Ophthalmic apparatus

A technology for achieving a reduction in size of an ophthalmic apparatus capable of performing a plurality of kinds of measurements performed before cataract surgery is provided. An ophthalmic apparatus is described that includes a refractive power measurement unit and an eyeball information measurement unit. ... Kabushiki Kaisha Topcon

08/24/17 / #20170242439

Control system for construction machine

The invention provides a control system for a construction machine comprising: a laser surveying instrument, a construction machine and a direction detecting unit, wherein the construction machine has a working mechanical unit, a machine control device, a machine communication unit, two beam detectors and at least one target and a tilt sensor, wherein the laser surveying instrument has a laser rotary projecting device for projecting a laser beam in rotary irradiation, an electronic distance measuring instrument and a surveying communication unit, wherein each of the beam detectors transmits a photodetection result to the laser surveying instrument or the machine control device, wherein the laser surveying instrument or the machine control device calculates a left-right tilting of the construction machine based on the photodetection result and a distance measurement result of the target, and the machine control device controls an operation of the construction machine based on a detection result of the direction detecting unit, a front-rear tilting by the tilt sensor, a distance measurement result of the target and the left-right tilting.. . ... Kabushiki Kaisha Topcon

08/24/17 / #20170242124

Distance measuring device, distance measuring method, and program therefor

Decrease in a measurable distance that occurs when a distance measuring light is obliquely incident on an object is suppressed. A distance measuring device 100 includes an emitting unit 103, a detecting unit 104, a frequency-modulated component separating unit 105, a selecting unit 107, and a distance calculating unit 108. ... Kabushiki Kaisha Topcon

08/24/17 / #20170241763

Methods and apparatus for phase stabilized swept-source optical coherence tomography (ss-oct) including rescaling and dynamic range enhancement

An optical coherence tomography (oct) system electrically mixes a signature signal with an oct signal (e.g., an interferogram) output by a photodetector of the oct system. The signature signal may be a signal output by a photodetector that detects an optical signal from a fiber bragg grating. ... Kabushiki Kaisha Topcon

08/17/17 / #an antenna system for a global navigation satellite system reference base station is disclosed.

Topcon Positioning Systems, Inc.

. . ... Kabushiki Kaisha Topcon

08/10/17 / #20170227357

Surveying instrument

The invention provides a surveying instrument, which comprises a measuring unit for performing a distance measurement by projecting a distance measuring light toward an object to be measured, an image pickup unit for picking up an image including the object to be measured, an attitude detecting unit provided integrally with the image pickup unit, and an arithmetic processing unit, wherein the attitude detecting unit has tilt sensors for detecting a horizontal and a relative tilt angle detecting unit for detecting a tilt angle of the measuring unit with respect to the horizontal, and wherein the arithmetic processing unit calculates a tilting of the image with respect to a vertical based on a detection result of the attitude detecting unit and displays vertical lines in the image acquired by the image pickup unit based on this calculation result.. . ... Kabushiki Kaisha Topcon

08/10/17 / #20170226708

Surveying instrument, surveying instrument usage method, and construction machine control system

It is premised that a surveying instrument at least includes an elevation angle measuring part 30 measuring an elevation angle relative to an object to be measured. Under this premise, the surveying instrument includes an error detecting part 35, 54, 55 detecting a vertical-axis error Δθ reflected in an elevation angle measured by the elevation angle measuring part 30 and a correction processing part 50 receiving an elevation angle measured by the elevation angle measuring part 30 and outputting as an elevation angle an angle acquired by cancelling the vertical-axis error Δθ detected by the error detecting part 35, 54, 55 form the elevation angle.. ... Kabushiki Kaisha Topcon

08/10/17 / #20170224213

Ophthalmic apparatus

An embodiment provides a technology for preventing a situation in which a subject's eye is imaged in an inappropriate imaging mode. An ophthalmic apparatus according to one embodiment is capable of selectively performing a first imaging mode and a second imaging mode. ... Kabushiki Kaisha Topcon

08/03/17 / #20170215725

Ophthalmologic imaging apparatus and method for controlling the same

An ophthalmologic imaging apparatus includes a data acquisition unit and a controller. The data acquisition unit is configured to repeatedly acquire data by repeatedly scanning an eye using optical coherence tomography. ... Kabushiki Kaisha Topcon

08/03/17 / #20170215723

Ophthalmic examination system and ophthalmic examination management server

In an ophthalmic examination system of one embodiment, an internal examiner terminal is used by an internal examiner in a facility where an ophthalmic examination apparatus is installed. An external examiner terminal is used by an external examiner outside the facility. ... Kabushiki Kaisha Topcon

07/27/17 / #20170209044

Visual function testing device and visual function testing system

The objects of an embodiment are to improve the reliability of visual function examination and to shorten the time required for the examination. A visual function examination apparatus of an embodiment includes an application optical system, a biological information detector, and an evaluation information generator. ... Kabushiki Kaisha Topcon

07/20/17 / #20170207799

Method and apparatus for identification and compensation for inversion of input bit stream in ldpc decoding

Method of identification and compensation for inversion of the input bit stream when decoding ldpc codes includes obtaining a code word of the ldpc code from a demodulator output and writing the code word into a buffer memory, decoding the code word, calculating a syndrome for each iteration when decoding, making an analysis of converging the weight of the syndrome, generating an inversion feature for the input bit stream based on this analysis, continuing the decoding, if the inversion feature for the input bit stream does not give evidence of detecting inversion, resetting, if the inversion feature for the input bit stream shows inversion, the ldpc decoder and analysis parameters for the convergence of the weight of the syndrome, reading next code word from the buffer memory, and producing an inversion of this code word, and feeding the word to the decoder input to implement the next decoding operation.. . ... Kabushiki Kaisha Topcon

07/20/17 / #20170207384

Surveying instrument

The invention provides a surveying instrument, in which an output shaft of an ultrasonic motor is attachably and detachably connected by a bolt to a lower end of a horizontal shaft of a frame unit supported rotatably in a horizontal direction, a rotating plate is fixed to the output shaft, a vibration generating component is formed on an outer circumferential portion of the rotating plate, a stator in close contact with the vibration generating component via a predetermined friction torque t1 is rotatably provided on the output shaft, the stator is restricted on a rotation by a whirl-stop unit, ultrasonic vibration is generated in the vibration generating component and the output shaft is rotated.. . ... Kabushiki Kaisha Topcon

07/20/17 / #20170205233

Method of designing container of liquid reflection inclination sensor, inclination sensor including the container, and method of producing inclination sensor including the container

A method of designing a container of a liquid reflection inclination sensor includes a liquid surface calculating step (s1) that calculates a shape of a liquid surface of a liquid in a horizontal direction “x” and a vertical direction “y” by utilizing the young-laplace formula and the hydrostatic pressure formula, the liquid surface formed on a plate extending vertically and infinitely with respect to a horizontal part of the liquid surface, an optical simulation step (s2) that obtains a light receiving pattern by reflecting a dark field pattern (4′) irradiated from an imaginary light source (2′) on an imaginary mirror plane (9a′) having the shape of the liquid surface, and a container adjusting step (s3-s4) that adjusts a shape of a cylindrical container (10) for enclosing the liquid by judging whether image accuracy of the light receiving pattern satisfies demanded sensor accuracy.. . ... Kabushiki Kaisha Topcon

07/20/17 / #20170205229

Surveying instrument

The invention provides a surveying instrument, which comprises a frame unit provided capable of rotating horizontally via a horizontal rotation shaft, a telescope unit provided capable of rotating vertically via a vertical rotation shaft in a recessed portion formed in the frame unit, a vertical rotation driving unit in which a vertical output shaft is connected to the vertical rotation shaft, and a whirl-stop unit provided on an outer side of a side plate of the frame unit along the side plate and connecting the vertical rotation driving unit and the frame unit to each other.. . ... Kabushiki Kaisha Topcon

07/20/17 / #20170203332

Ultrasonic motor and surveying instrument

The invention provides an ultrasonic motor, which is an ultrasonic motor provided on a shaft end of a rotation shaft. An output shaft of the ultrasonic motor is connected to the rotation shaft, a stator is rotatably provided on the output shaft, a rotor is fixed to the rotation shaft, a vibration generating component for generating an ultrasonic vibration is provided on either one of the rotor or the stator. ... Kabushiki Kaisha Topcon

07/06/17 / #20170188816

Ophthalmic information system and ophthalmic information processing server

An ophthalmic information system for long-term management of pathological conditions, in which, upon receipt of patient identification information and examination data from an ophthalmic examination apparatus, a server of the system specifies a medical institution terminal corresponding to the patient identification information, and sends the patient identification information and the examination data received to the medical institution terminal specified. Further, upon receipt of the patient identification information and a report based on the examination data from the medical institution terminal, the server stores at least part of the report in a patient information storage area associated with the patient identification information, and sends at least part of the report to a patient terminal corresponding to the patient identification information.. ... Kabushiki Kaisha Topcon

06/15/17 / #20170168142

Measuring instrument

The invention provides a measuring instrument, which comprises a light emitting element, a distance measuring light projecting unit, a light receiving unit, a distance measuring unit for performing a distance measurement, a first optical axis deflecting unit for deflecting an optical axis of a distance measuring light, a second optical axis deflecting unit for deflecting a reflected distance measuring light, a projecting direction detecting unit for detecting a deflection angle and a deflecting direction, and a control unit, wherein the distance measuring light is projected through the first optical axis deflecting unit, the reflected distance measuring light is received by a light receiving element through the second optical axis deflecting unit, and the control unit acquires three-dimensional data of a measuring point based on a result of the distance measurement of the distance measuring unit and on a detection result of the projecting direction detecting unit.. . ... Kabushiki Kaisha Topcon

06/15/17 / #20170168141

Electronic distance measuring instrument

The invention provides an electronic distance measuring instrument, which comprises a light projecting optical system for emitting a distance measuring light onto a distance measuring optical axis and a light receiving optical system for leading a reflected distance measuring light to a photodetector, wherein the light projecting optical system has a projection optical axis deflecting unit for deflecting a projection optical axis so that the projection optical axis coincides with a light receiving optical axis, the light receiving optical system has a first light receiving optical axis deflecting unit and a second light receiving optical axis deflecting unit which are arranged on a same plane, the photodetector is arranged on a plane different from the first light receiving optical axis deflecting unit and the second light receiving optical axis deflecting unit.. . ... Kabushiki Kaisha Topcon

06/15/17 / #20170167870

System of measuring three-dimensional position

The system includes a survey machine 2 having an image-taking section 22, a section 20 of measuring a distance to a target 3 and a section of measuring an angle 11, 12, a pointing rod 4 which is positioned on the measurement point x and includes, at a position deviated from a fixed length l from the measurement point, the prism, and an inclination sheet 5 having a mark 43. The three-dimensional position of the measurement point is measured by equipping the inclination sheet to the pointing rod 4, imaging a mark surface 41 in the image-taking section 22, calculating the inclination angle of the inclination sheet with respect to the eye direction from the survey machine by image-analyzing the mark surface 41, and measuring the three-dimensional position of the measurement point from a three-dimensional position of the prism, the inclination angle of the inclination sheet and the fixed length.. ... Kabushiki Kaisha Topcon

06/08/17 / #20170160383

Laser scanner

The invention provides a laser scanner, which comprises a light projecting unit for irradiating a distance measuring light, a light receiving unit for receiving a reflected distance measuring light, a distance measuring unit for performing a distance measurement based on a light receiving signal, a rotary deflecting unit for performing a rotary irradiation of the distance measuring light, and an arithmetic control unit, wherein the arithmetic control unit has a light receiving intensity judging component and a threshold value setting component, a light receiving intensity which is obtained by scanning the distance measuring light is inputted in advance to the threshold value setting component from the light receiving intensity judging component, the threshold value setting component sets a threshold value for detecting light receiving corresponding to the light receiving intensity, and the arithmetic control unit acquires a light receiving signal based on the threshold value and performs a distance measurement.. . ... Kabushiki Kaisha Topcon

06/08/17 / #20170160108

Angle detecting device and surveying instrument

The invention provides an angle detecting device, which comprises absolute encoders provided on a rotation member which rotates at a constant speed, a clock signal generating component, a counter circuit, an angle calculating component, and a trigger signal generating component, wherein an angle trigger signal is inputted to the absolute encoders and the counter circuit at a predetermined time interval, the absolute encoders input rotation angles for each angle trigger signal to the angle calculating component, the counter circuit outputs the number of clock counts to the angle calculating component from the moment when a rotation angle measuring trigger signal is inputted by inputting the rotation angle measuring trigger signal for detecting the rotation angle of the rotation member to the counter circuit, and wherein the angle calculating component detects the rotation. Angle of the rotation member based on the rotation angles from the absolute encoders and on the number of the clock counts.. ... Kabushiki Kaisha Topcon

05/18/17 / #20170138730

Surveying instrument

The invention provides a surveying instrument, which comprises a protractor table installed via an installation base and capable of detecting a lateral rotation angle and a surveying instrument main unit mounted on the protractor table via supporting mechanisms capable of rotating longitudinally, wherein the supporting mechanisms enables the surveying instrument main unit to set in a predetermined angle condition with respect to the protractor table, wherein the surveying instrument main unit comprises a distance measuring unit which has a light emitting element for emitting a distance measuring light, a distance measuring light projecting unit for projecting the distance measuring light, a light receiving unit for receiving a reflected distance measuring light and a photodetector for receiving the reflected distance measuring light and for producing a light receiving signal, and the distance measuring unit performs a distance measurement of an object to be measured based on the light receiving signal from the photodetector, a control unit for controlling a distance measuring operation, an optical axis deflecting unit, which is provided on an optical axis of the distance measuring light projecting unit and on an optical axis of the light receiving unit, for controlling a deflection of the both optical axes and an attitude detecting unit which has a tilt detecting unit for detecting a horizontal and mechanisms for tilting the tilt detecting unit so that the tilt detecting unit is maintained horizontally, and is configured to detect a tilting amount of the surveying instrument main unit.. . ... Kabushiki Kaisha Topcon

05/11/17 / #20170131959

Monitoring and control display system and method using multiple displays in a work environment

A method and system is provided for controlling a display in a machine operating in a work area whereby a plurality of views are displayed on a screen with each of the plurality of views corresponding to a plurality of functions and having one or more of the views independently available on another display.. . ... Kabushiki Kaisha Topcon

05/11/17 / #20170131404

Surveying system

The invention provides a surveying system, which comprises a surveying instrument, wherein the surveying instrument comprises a measuring unit for performing a distance measurement by projecting a distance measuring light toward an object to be measured and by receiving a reflected distance measuring light from the object to be measured, an image pickup unit having an image pickup optical axis running in parallel to a projection optical axis of the distance measuring light and for picking up an image including the object to be measured, an attitude detecting unit provided integrally with the measuring unit and for detecting a tilt angle with respect to the horizontal of the measuring unit, a coordinates acquiring unit for detecting a position of the surveying instrument and an arithmetic processing unit, wherein a first image of the object to be measured is acquired by the image pickup unit from a first position where coordinates of the first position are acquired by the coordinates acquiring unit, a second image of the object to be measured is acquired by the image pickup unit from a second position where coordinates of the second position are acquired by the coordinates acquiring unit, wherein the measuring unit directs a distance measuring optical axis toward common measuring points as specified in the first image and the second image respectively, projects the distance measuring light, and carries out a first distance measurement from the first position and a second distance measurement from the second position, and wherein the arithmetic processing unit calculates horizontal distances from the first position and the second position respectively based on the tilt angles detected by the attitude detecting unit at the first position and the second position, on the first distance measurement and on the second distance measurement, and further the arithmetic processing unit is configured to calculate a base line length based on coordinates of the first position and on coordinates of the second position and to carry out a trilateration with respect to the measuring point based on the horizontal distance and on the base line length.. . ... Kabushiki Kaisha Topcon

05/11/17 / #20170131082

Reducing speckle noise in optical coherence tomography images

A method and system are proposed to obtain a reduced speckle noise image of a subject from optical coherence tomography (oct) image data of the subject. The cross sectional images each comprise a plurality of scan lines obtained by measuring the time delay of light reflected, in a depth direction, from optical interfaces within the subject. ... Kabushiki Kaisha Topcon

05/11/17 / #20170127942

Ophthalmic examination system

According to an ophthalmic examination system of an embodiment, a user interface of an examination instruction apparatus is used to enter an instruction for examination. A first communication unit sends the instruction to an ophthalmic examination apparatus in real time. ... Kabushiki Kaisha Topcon

04/27/17 / #20170115161

Measuring device, measuring method, and programs therefor

The efficiency of the work for measuring electromagnetic waves is increased. A measuring device includes a position information obtaining unit, an electromagnetic wave information obtaining unit, a data storage unit, and a selecting unit. ... Kabushiki Kaisha Topcon

04/20/17 / #20170108334

Measuring device

The present invention provides a measuring device, which comprises a leveling unit, a measuring device main body provided on the leveling unit, a control unit, a first tilt angle measuring device for detecting a horizontality with high accuracy, and a second tilt angle measuring device for detecting a tilt angle in a wider range than a range of the first tilt angle measuring device and having a higher responsiveness than a responsiveness of the first tilt angle measuring device, wherein the control unit, the first tilt angle measuring device and the second tilt angle measuring device are provided in the measuring device main body and wherein the control unit drives the leveling unit based on a detection result of the second tilt angle measuring device, performs a rough leveling until a tilt angle detected by the second tilt angle measuring device reaches within a range in which the first tilt angle measuring device is capable of detecting and levels the measuring device main body horizontally based on a detection result of the first tilt angle measuring device.. . ... Kabushiki Kaisha Topcon

04/20/17 / #20170108333

Tilt angle measuring device

The invention provides a tilt angle measuring device, which comprises a discoid container for including a liquid forming a free liquid surface, a light emitting source for allowing a detection light to enter the free liquid surface, a photodetector for receiving the detection light reflected on the free liquid surface and a signal processing unit for detecting a tilt of the free liquid surface based on a detection signal from the photodetector, wherein the signal processing unit sets a detection light storage time of the photodetector so that an error incidence rate of the detection signal is a predetermined value.. . ... Kabushiki Kaisha Topcon

04/13/17 / #20170104579

Digital system for estimating signal non-energy parameters using a digital phase locked loop

A digital system of measuring parameters of the signal (phase, frequency and frequency derivative) received in additive mixture with gaussian noise. The system is based on the use of variables of a pll for calculating preliminary estimates of parameters and calculating the corrections for these estimates when there is a spurt frequency caused by a receiver motion with a jerk. ... Kabushiki Kaisha Topcon

04/13/17 / #20170104578

Digital system for estimating signal non-energy parameters using a digital phase locked loop

A digital system of measuring parameters of the signal (phase, frequency and frequency derivative) received in additive mixture with gaussian noise. The system is based on the use of variables of a pll for calculating preliminary estimates of parameters and calculating the corrections for these estimates when there is a spurt frequency caused by a receiver motion with a jerk. ... Kabushiki Kaisha Topcon

04/13/17 / #20170102454

Electro-optical distance measuring instrument

The invention provides an electro-optical distance measuring instrument, which comprises a light projecting optical system for projecting a distance measuring light as emitted from a distance measuring light source on a distance measuring optical axis, and a light receiving optical system for receiving a reflected distance measuring light from an object to be measured and for guiding to a light receiving element, wherein the light projecting optical system and the light receiving optical system are disposed so that a projection optical axis and a light receiving optical axis cross each other, an optical path splitting component for reflecting the distance measuring light to a crossing position of the projection optical axis and the light receiving optical axis and for passing through the reflected distance measuring light is provided, and optical path length adjusting components for correcting an optical path length of the reflected distance measuring light are disposed on the optical path of the reflected distance measuring light.. . ... Kabushiki Kaisha Topcon

04/13/17 / #20170102265

Spectroscopic instrument

The invention provides a spectroscopic instrument, which comprises a projecting optical system for projecting a projecting light emitted from a light source, a photodetecting optical system for receiving a reflection light from an object to be measured and for guiding to a photodetection member, and a spectroscope for detecting a condition of the object to be measured based on the reflection light as received by the photodetection member, wherein the projecting optical system and the photodetecting optical system have a projecting system chromatic aberration decreasing component and a photodetecting system chromatic aberration decreasing component which eliminate chromatic aberrations, respectively.. . ... Kabushiki Kaisha Topcon

04/13/17 / #20170102233

Image-forming optical component and optical system of surveying instrument

The invention provides an image-forming optical component, which comprises a concaved reflection surface for reflecting an incident light and a convexed reflection surface arranged opposite to the concaved reflection surface, wherein the concaved reflection surface reflects the incident light so that the incident light is condensed on the convexed reflection surface, and the convexed reflection surface is adapted to focus the incident light.. . ... Kabushiki Kaisha Topcon

04/13/17 / #20170100033

Ophthalmologic apparatus

According to one embodiment, an ophthalmologic apparatus includes an optical system, a support, a drive unit, an alignment optical system, two or more imaging units, an analyzer, and a controller. The optical system acquires data of an eye. ... Kabushiki Kaisha Topcon

04/06/17 / #20170097420

Measuring device, measuring method, and programs therefor

A technique for efficiently performing operations for identifying a current position in a method of measuring electromagnetic waves is provided. A measuring device includes a measurement planned position data receiving unit 302, a current position data receiving unit 303, and a gui controlling unit 306. ... Kabushiki Kaisha Topcon

04/06/17 / #20170097262

Electromagnetic wave measuring device, electromagnetic wave measuring method, and programs therefor

A technique for effectively detecting abnormal values in electromagnetic wave measurement is provided. An electromagnetic wave measuring device includes a measurement data receiving unit 308, an abnormal value detecting unit 309, and a gui controlling unit 306. ... Kabushiki Kaisha Topcon

04/06/17 / #20170097260

Measuring device, measuring method, and programs therefor

A technique for identifying a measurement planned position for electromagnetic waves in a three-dimensional space in a simple and easy manner is provided. A position of a measuring unit 200 that is carried by an operator 100 is measured by a position measuring device that is configured to measure a position by laser light. ... Kabushiki Kaisha Topcon

03/30/17 / #20170090071

Antireflection film, optical element and ophthalmology apparatus

An antireflection film is provided on a substrate. The antireflection film includes at least nine layers. ... Kabushiki Kaisha Topcon

03/30/17 / #20170086669

Slit lamp microscope

Provided is a slit lamp microscope capable of controlling irradiation of slit light and background illumination light interlockingly. Embodiment includes a main illumination system, background illumination system, observation system and controller. ... Kabushiki Kaisha Topcon

03/23/17 / #20170082748

Polygon mirror, fan beam output device, and survey system

A polygon mirror includes a plurality of reflection surfaces formed in a circumference surface of the polygon mirror at equal intervals, and a surface processed part that reflects incident laser light to form a fan beam spreading in a predetermined direction, and the surface processed part being provided in each of the reflection surfaces.. . ... Kabushiki Kaisha Topcon

03/23/17 / #20170079844

Semi-automated ophthalmic photocoagulation method and apparatus

An ophthalmic treatment system is configured to perform scanning of target tissue in a patient's eye to at least visualize the target tissue. The scanning pivots about a patient's iris to scan a retina.. ... Kabushiki Kaisha Topcon

03/23/17 / #20170079526

Accommodation function evaluation apparatus

To evaluate the accommodation function of an eye in detail, an accommodation function evaluation apparatus includes an accommodative stimulus applying unit, a measurement unit, and an analyzer. The accommodative stimulus applying unit is configured to apply an accommodative stimulus to the eye. ... Kabushiki Kaisha Topcon

03/16/17 / #20170078570

Image processing device, image processing method, and image processing program

Deviations in a panoramic image obtained by compositing multiple images are corrected. An image processing device includes an image data receiving unit, a selection receiving unit, a three-dimensional position obtaining unit, a projection sphere setting unit, and a composited image generating unit. ... Kabushiki Kaisha Topcon

03/09/17 / #20170065164

Attenuation-based optic neuropathy detection with three-dimensional optical coherence tomography

Optical coherence tomography (oct) scan data of a subject is acquired over a region of interest which can include an optic disc or a macula of a retina. Layer boundaries of retinal layers are identified in the oct scan data to facilitate measurements. ... Kabushiki Kaisha Topcon

03/09/17 / #20170065163

Geographic atrophy identification and measurement

Geographic atrophy of the eye can be detected and measured by imaging the eye at a depth greater than the retinal pigment epithelium (rpe) at a plurality of locations of the eye, for example, using optical coherence tomography (oct); determining a ratio of the intensities of imaging signals of a retinal layer(s) with respect to the intensity of imaging signals of a sub-rpe layer(s) at each location; determining representative values based at least in part on the determined ratios; generating a map of the representative values; and identifying diseased areas from the map. Contours and binary maps may be generated based on the identified diseased areas. ... Kabushiki Kaisha Topcon

03/02/17 / #20170061605

Position guiding device, position guiding method, and position guiding program

A position guiding device includes a mobile terminal having an imaging part and display, a position information acquiring part for acquiring current coordinate information and target coordinate information, a direction sensor for acquiring direction information, and a controller to generate a target image. The mobile terminal is attached to a pole so as to position a pole tip within an angle of view. ... Kabushiki Kaisha Topcon

03/02/17 / #20170059709

Measuring instrument

The invention provides a measuring instrument, which comprises a measuring instrument main unit and an installment base unit for rotatably supporting the measuring instrument main unit in an up-to-bottom direction and in a left-to-right direction, wherein the measuring instrument main unit has a measuring unit for projecting a distance measuring light toward an object to be measured and for performing a distance measurement by receiving a reflected light from the object to be measured, and an attitude detecting device integrally provided with the measuring unit, wherein the attitude detecting device has tilt sensors for detecting a horizontality and relative tilt angle detectors for tilting the tilt sensors and for detecting a tilt angle of the measuring unit with respect to the horizontality under such condition that the tilt sensors detect the horizontality so that the horizontality is detected by the tilt sensors, and wherein the installment base unit has an up-to-bottom motor for rotating the measuring instrument main unit in the up-to-bottom direction, a left-to-right motor for rotating the measuring instrument main unit in the left-to-right direction and a left-to-right angle detector for detecting a rotation angle in the left-to-right direction, and wherein the distance measurement of the object to be measured is performed by the measuring instrument main unit, a vertical angle of a measuring point is determined based on the result of the tilt detection by the attitude detecting device, and a horizontal angle is measured based on the result of the detection by the left-to-right angle detector.. . ... Kabushiki Kaisha Topcon

03/02/17 / #20170059696

Measuring instrument

The invention provides a measuring instrument, which comprises a measuring unit for projecting a distance measuring light toward an object to be measured and for performing a distance measurement by receiving a reflected light from the object to be measured, and an attitude detecting device integrally provided with the measuring unit, wherein the attitude detecting device has tilt sensors for detecting a horizontality and relative tilt angle detectors for tilting the tilt sensors and for detecting a tilt angle of the measuring unit with respect to the horizontality under such condition that the tilt sensors detects the horizontality so that the horizontality is detected by the tilt sensor, and wherein the distance measurement of the object to be measured is performed by the measuring unit, and a vertical angle of a measuring point is determined based on the result of the tilt detection by the attitude detecting device.. . ... Kabushiki Kaisha Topcon

03/02/17 / #20170057695

Carrying case

A carrying case has a flat top surface and bottom surface aligned in a first direction (z direction) and includes two top surface rib grooves, extending in a second direction (x direction) perpendicular to the first direction and recessed in the first direction, on the top surface and four interfering projections, projecting in the first direction, on the bottom surface. Both ends of one of the top surface side rib grooves seen from the second direction are inclined toward one side in a third direction (y direction) perpendicular to the second direction and both ends of the other top surface side rib groove seen from the second direction are inclined toward the other side in the third direction. ... Kabushiki Kaisha Topcon

03/02/17 / #20170055831

Fundus imaging apparatus

According to one embodiment, a fundus imaging apparatus includes a light source, an optical scanner, an optical fiber, a light guide system, a photodetector unit, and an image forming unit. The optical scanner scans the fundus of a subject's eye with light from the light source. ... Kabushiki Kaisha Topcon

02/16/17 / #20170046953

Method and apparatus for determining direction of the beginning of vehicle movement

A method of movement mode determination comprising measurement of vehicle's position and orientation and calculation of movement parameters, a compass on the vehicle, is azimuthally oriented along the prevailing and is mostly used movement direction (“forward” direction), a movement vector measurement unit, is used for measuring the azimuth of movement vector. A calculation unit being used for measuring an angle between vehicle movement vector azimuth measured by the movement vector measurement unit and vehicle azimuth measured by the compass fixed on the vehicle; movement is regarded as “backward” if the calculated angle is greater than 90 degrees, and “forward” if the calculated angle is smaller than 90 degrees. ... Kabushiki Kaisha Topcon

02/16/17 / #20170045748

Automatic survey instrument

In an automatic survey instrument that divides reflected light from a target into collimation light, range-finding light, and tracking light, a configuration of an optical absorption filter for visible light absorption to be used for sn ratio improvement is simplified, and deterioration in automatic tracking performance due to a defect inside the optical absorption filter is suppressed. Between two prisms (41, 43) defining a second reflecting surface (45) of a dichroic prism (40) through which reflected light from a target enters, an optical absorption filter (46) that absorbs a wavelength band of visible light is inserted, and the second reflecting surface (45) is formed at a border between a rear surface of the optical absorption filter (46) with respect to a light propagation direction and a surface of the prism (43) on the rear side of the optical absorption filter in the light propagation direction.. ... Kabushiki Kaisha Topcon

02/16/17 / #20170044728

Point cloud based surface construction

A method and apparatus for filtering point cloud data obtained using a plurality of sensors generates data representative of a surface and for use with a specific type of sensor. The filtering allows certain machines and sensor types to be used to acquire point cloud data and different sensor types to be used during surface construction and modification. ... Kabushiki Kaisha Topcon

02/16/17 / #20170042422

Fundus imaging apparatus

A fundus imaging apparatus includes a scanning optical system, a control circuit, and an image forming unit. The scanning optical system scans a fundus of a subject's eye with light from a light source, and receives return light from the fundus by a light receiver. ... Kabushiki Kaisha Topcon

02/16/17 / #20170042419

Ophthalmic surgical apparatus and attachment for ophthalmic surgery

An ophthalmic surgical apparatus includes an observation optical system, an illumination optical system, an interference optical system, and an image forming unit. The observation optical system is configured to observe an eye through an objective lens. ... Kabushiki Kaisha Topcon

02/09/17 / #20170041027

Method and device for measuring the current signal-to-noise ratio when decoding ldpc codes

A method for measuring a signal-to-noise ratio when decoding low density parity check (ldpc) codes is provided. The method includes receiving from an input of a demodulator an input code word with “strong” or “weak” solutions, decoding the input code word in a ldpc decoder using a predetermined dependence of a mean number of iterations on the signal-to-noise ratio, recording a number of iterations performed during the decoding of the input code word, averaging derived values of the number of iterations for a specified time interval, estimating a signal-to-noise ratio based on averaged derived values of the number of iterations and based on the predetermined dependence of the mean number of iterations on the signal-to-noise ratio, and generating an output decoded code word.. ... Kabushiki Kaisha Topcon

02/02/17 / #20170027439

Optical image measuring apparatus

An embodiment provides an optical image measuring apparatus capable of acquiring images with high lateral resolution and global sharpness. An optical image measuring apparatus of an embodiment includes an optical system, image forming part, controller and composite-cross-sectional-image forming part. ... Kabushiki Kaisha Topcon

01/26/17 / #20170026576

Measuring apparatus and system for constructing three-dimensional model

To provide a measuring apparatus 1 and a system 100 for constructing a three-dimensional model which are compact and are capable of obtaining data in a wide range while preventing the cameras and scanners from entering the data. The measuring apparatus 1 and the system 100 include an inertia measuring unit 30, an omnidirectional camera 10 for photographing scenery of an upward direction and a sideward direction, and a scanner 20 for scanning scenery over 360 degrees in a circumferential direction, wherein the omnidirectional camera 10 is disposed above the inertia measuring unit 30 and the scanner 20 is disposed in an upward and sideward direction of the omnidirectional camera 10.. ... Kabushiki Kaisha Topcon

01/26/17 / #20170023404

Management system for illumination facility

The invention provides a management system for an illumination facility, which comprises an illuminance measuring instrument, a position detector for detecting a position of the traveling vehicle, and an arithmetic device, which are mounted on a traveling vehicle, wherein the arithmetic device is configured to save a map information, positional data of an illumination lamp, initial data including illuminance data, and the illuminance data as acquired by the illuminance measuring instrument while driving the traveling vehicle, and wherein the arithmetic device is configured to calculate daily management data of the illumination facility based on the positional data of the traveling vehicle as detected by the position detector, the map information, and the illuminance data, and further wherein the arithmetic device is configured to calculate a change of the illumination facility including the illumination lamp based on the initial data and the daily management data.. . ... Kabushiki Kaisha Topcon

01/26/17 / #20170023403

Spatial light measuring method and spatial light measuring system

The invention provides a spatial light measuring system, which comprises an illuminance measuring instrument for measuring an illuminance on the ground in a state where an illumination facility is new in a running direction of a traveling vehicle at predetermined intervals, the illuminance measuring instrument and an image pickup device which are mounted on the traveling vehicle for continuously acquiring images including an illumination facility at the predetermined time intervals, a speedmeter for detecting a speed of the traveling vehicle and an arithmetic device, wherein the arithmetic device is configured to store illuminance data acquired by the measurement in a new state as initial data, to make the traveling vehicle to run after acquiring the initial data, to save illuminance data acquired. By the illuminance measuring instrument as daily management data, and to specify an illuminance measuring position and an image acquiring position based on the speed of the traveling vehicle as detected by the speedmeter and the arithmetic device has a correction coefficient due to a distance from the ground to an illuminance measuring instrument mounting position and a correction coefficient due to the speed of the traveling vehicle and is configured to correct daily management data into illuminance data on the ground based on both the correction coefficients and to judge the soundness of the illumination facility based on a comparison between the illuminance data as corrected, the initial data and based on the images as acquired.. ... Kabushiki Kaisha Topcon

01/26/17 / #20170023351

Illuminance measuring system

The invention provides an illuminance measuring system, which comprises an illuminance measuring instrument which comprises a first communication unit and is moved by a moving vehicle, a position measuring means which comprises a second communication unit and is capable of measuring a three-dimensional position of the illuminance measuring instrument and a data collector which comprises a third communication unit and a storage unit for storing positional information data of a predetermined measuring point, wherein the data collector moves the moving vehicle to the measuring point based on a position of the illuminance measuring instrument as measured by the position measuring means and the positional information data, an illuminance is measured by the illuminance measuring instrument and a position of the illuminance measuring instrument at the time of illuminance measurement is measured by the position measuring means, and wherein the data collector obtains an illuminance measurement result from the illuminance measuring instrument via the first communication unit and the third communication unit, obtains a measuring position from the position measuring means via the second communication unit and the third communication unit, and collects the illuminance measurement result and the measuring position in association with each other.. . ... Kabushiki Kaisha Topcon

01/19/17 / #20170015416

Agricultural crop analysis drone

A method and system utilizing one or more agricultural drones in combination with agricultural equipment, e.g., an agricultural boom sprayer, to evaluate the crops being farmed, and to improve the real-time delivery and dispensing of liquid from the sprayer including monitoring and verifying that the liquid is being dispensed correctly and/or in accordance with a desired distribution pattern or level.. . ... Kabushiki Kaisha Topcon

01/05/17 / #20170004345

Survey data processing device, survey data processing method, and survey data processing program

The efficiency of the work for identifying reference points that are included in photographed images is improved. Targets are located and are photographed from short distances, and the positions of the targets are measured. ... Kabushiki Kaisha Topcon

01/05/17 / #20170003690

Wide area sensing system, in-flight detection method, and non-transitory computer readable medium storing program of wide area sensing system

A wide area sensor system includes an unmanned airplane being switchable between an airplane mode for high speed flight and a vtol mode for low speed flight, a state detection sensor provided in the unmanned airplane, the state detection sensor being driven to detect a state of a detection target, and an external control apparatus that controls flight of the unmanned airplane and driving of the state detection sensor. The external control apparatus performs high speed sensing by driving the state detection sensor while performing the high speed flight of the unmanned airplane in the airplane mode. ... Kabushiki Kaisha Topcon

01/05/17 / #20170003395

Navigation signal processing device, navigation signal processing method, and navigation signal processing program

A technique for preventing decrease in positioning precision due to reflected waves from a navigation satellite that is blocked by an obstacle in a positioning technique using a gnss is provided. A navigation signal processing device includes a data obtaining unit 121, an elevation angle mask setting unit 125, and a point cloud position data obtaining unit 123. ... Kabushiki Kaisha Topcon

01/05/17 / #20170001723

Site management system, in-flight detection method, and non-transitory computer readable medium storing program of site management system

A site management system includes an unmanned airplane being switchable between an airplane mode for high speed flight and a vtol mode for low speed flight, a working vehicle working in a civil construction site, a shape detection sensor provided in the unmanned airplane to detect a shape of the civil construction site, and an external control apparatus that controls flight of the unmanned airplane, driving of the working vehicle, and driving of the shape detection sensor. The external control apparatus moves the unmanned airplane to an observation area by performing the high speed flight. ... Kabushiki Kaisha Topcon








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