Real Time Touch



new TOP 200 Companies filing patents this week

new Companies with the Most Patent Filings (2010+)




Real Time Touch

Topcon Positioning Systems Inc patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "T" | Topcon Positioning Systems Inc-related inventors


 new patent  Embedded antenna device for gnss applications

An antenna assembly includes a gnss stacked patch antenna located in a metal cavity and a matching parasitic element, the matching parasitic element includes a set of conductors not connected to the antenna. Each conductor has an external end and internal end, the external ends being conductively coupled to the housing of the cavity. ... Topcon Positioning Systems Inc

Antenna radomes forming a cut-off pattern

An antenna system includes a circularly-polarized antenna element with a down/up ratio in a proximity of a local horizon of no better than −12 db. An antenna radome encloses the antenna element, the radome providing a drop of antenna pattern near a local horizon and having an upper transparent area and a lower semi-transparent area. ... Topcon Positioning Systems Inc

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.. ... Topcon Positioning Systems Inc

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.. . ... Topcon Positioning Systems Inc

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. ... Topcon Positioning Systems Inc

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.. . ... Topcon Positioning Systems Inc

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.. . ... Topcon Positioning Systems Inc

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. . ... Topcon Positioning Systems Inc

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. ... Topcon Positioning Systems Inc

Topcon Positioning Systems, Inc.

. . ... Topcon Positioning Systems Inc

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.. . ... Topcon Positioning Systems Inc

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.. . ... Topcon Positioning Systems Inc

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. ... Topcon Positioning Systems Inc

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. ... Topcon Positioning Systems Inc

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. ... Topcon Positioning Systems Inc

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. ... Topcon Positioning Systems Inc

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.. ... Topcon Positioning Systems Inc

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.. . ... Topcon Positioning Systems Inc








ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009



###

This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Topcon Positioning Systems Inc in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Topcon Positioning Systems Inc with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

###