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Anritsu Corporation patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "A" | Anritsu Corporation-related inventors


X-ray inspection device

An x-ray inspection device performs inspection by irradiating an x-ray on an inspection object conveyed in an x-ray shielded space. The device has a shielding gate, having a passage part the shape of which is changeable in correspondence with the outer shape of the inspection object, so as to pass the inspection object. ... Anritsu Corporation

Near-field measurement system and near-field measurement method

A near-field measurement system includes a measurement probe 11 that receives a radio signal that is transmitted from an antenna under measurement 110 at a plurality of measurement positions included in a predetermined scan range, a frequency converter 13 that frequency-converts a frequency of the radio signal to a desired frequency, a timing processing unit 18 that generates a timing signal for starting measurement of an amplitude and a phase of the radio signal from a trigger signal output from a transmission device 100 in synchronization with transmission of the radio signal, and an amplitude and phase calculation unit 19 that acquires a radio signal frequency-converted by a frequency converter 13 and digitized by an a/d converter 14a on the basis of a timing signal for each measurement position and calculates an amplitude and a phase in a near field of the acquired radio signal.. . ... Anritsu Corporation

Divider and signal generation system using the same

Provided is a divider capable of accurately evaluating an object to be measured without being affected by impedance of a terminal to be measured of the object to be measured, and a signal generation system. There is provided a divider including an input terminal, a plurality of output terminals, a distribution unit that distributes a high frequency signal input to the input terminal and outputs signals obtained by the distribution, and a plurality of reflected wave blocking units that are respectively connected to a plurality of distribution unit outputs and attenuate reflected waves reflected by sides of the plurality of output terminals. ... Anritsu Corporation

Mobile terminal testing device and transmitting antenna testing method

According to one embodiment, a mobile terminal testing device which tests a mobile terminal including a plurality of transmitting antennas by transmitting/receiving radio signals between the mobile terminal testing device and the mobile terminal, includes a radio signal processing module configured to transmit and receive radio signals to and from the mobile terminal and a controller configured to cause the mobile terminal to switch one from another among the plurality of transmitting antennas by a predetermined radio signal transmitted to the mobile terminal via the radio signal processing module.. . ... Anritsu Corporation

Antenna measurement system and antenna measurement method

The system includes a plurality of probe antennas that receive radio signals at a plurality of measurement positions located within a measurement plane in a near field region of an antenna to be measured, a probe scanning mechanism that moves the respective probe antennas to a plurality of measurement positions while maintaining relative positions of the plurality of probe antennas, an amplitude and phase difference measurement unit that measures a phase difference between the radio signals and measures amplitudes of the radio signals, every time the respective probe antennas are moved to the measurement positions, and a phase calculation unit that calculates a phase of the radio signal at each measurement position from the phase difference measured by the amplitude and phase difference measurement unit.. . ... Anritsu Corporation

Systems and methods for measuring effective customer impact of network problems in real-time using streaming analytics

A system used for identifying issues within a telecom network. Data is obtained from sources including probes and network elements. ... Anritsu Corporation

Anritsu Corporation

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Synchronization circuit, synchronization method, signal generating device, signal generating method, and recording medium

According to one embodiment, a synchronization circuit includes a received-signal detecting unit which detects a received signal including a first and a second reference signal, a timing-synchronization adjusting unit including a storage module storing information of the first reference signal and a correlation operating module carrying out correlation operation of the first reference signal included in the received signal and the information of the first reference signal output from the storage module, the timing-synchronization adjusting unit which carries out timing synchronization so that a result of the correlation operation carried out by the correlation operating module becomes a predetermined value, and a phase-synchronization adjusting unit which carries out phase synchronization of a subcarrier by adjusting a component varied depending on a phase of a subcarrier frequency by using a phase modulation signal included in the second reference signal, wherein the received signal is a filtered multicarrier signal.. . ... Anritsu Corporation

Electric field intensity distribution measurement device and electric field intensity distribution measurement method

An electric field intensity distribution measurement device 1 that measures, in a near field, a radio signal transmitted from an antenna 110 including a plurality of antenna elements t1 to tn integrated into a transmission device 100 includes a measurement antenna 11 that receives the radio signal as a measurement signal at a plurality of scanning points included in a predetermined scanning range, a reference antenna 12 that receives the radio signal as a reference signal, a phase difference and amplitude calculation unit 16 that calculates a phase difference between a measurement signal and a reference signal with respect to each scanning point, and an amplitude of the measurement signal, and a far-field electric field intensity distribution calculation unit 17 that calculates an electric field intensity distribution in a far field using information on the phase difference and the amplitude calculated by the phase difference and amplitude calculation unit 16.. . ... Anritsu Corporation

Phase noise optimization device and phase noise optimization method

To provide a phase noise optimization device and a phase noise optimization method which are capable of automatically measuring optimum phase noise according to an offset frequency. There is included a phase noise data generation unit 28 that generates at least two types of phase noise data corresponding to at least two lpfs 15a and 15b selected by a filter selection unit 16 in at least one measurement frequency range, set in advance, out of a plurality of measurement frequency ranges, a comparison unit 29 that compares at least two types of phase noise data, and a phase noise optimization unit 30 that generates optimized phase noise data based on a comparison result of the comparison unit 29.. ... Anritsu Corporation

Measurement device and measurement method

A measurement device 100 includes a measurement section 10 and the like, and the measurement section 10 includes an sa 14 that receives a signal for measuring transmission characteristics with a frequency in a predetermined frequency band from a dut 1, an sg 15 that outputs a signal for measuring reception characteristics with a frequency in a predetermined frequency band to the dut 1, a band storage section 16 that stores information on a frequency band handled by the measurement section 10, and a band setting section 12 that sets a frequency band handled by the sa 14 and the sg 15 on the basis of information of a frequency band handled by other measurement sections 20, 30, and 40.. . ... Anritsu Corporation

Massive-mimo antenna measurement device and method of measuring directivity thereof

To minimize a measurement range when a near field measurement is performed on the directivity of a massive-mimo antenna, and prevent the accuracy of measurement from deteriorating. Beam direction detection means 33 causes a probe antenna 12 to perform a rough scanning in a state where an electromagnetic wave radiation plane 1a of a test antenna 1 is directed toward a reference direction directly facing a measurement plane p, and detects the direction of a beam radiated by the test antenna 1 on the basis of a received signal thereof. ... Anritsu Corporation

Apparatus to detect interference in wireless signals

An apparatus to detect interference in wireless signals, comprising an antenna for receiving a wireless signal; and wherein the apparatus is operable to identify a dominant waveform in the received signal; subtract the dominant waveform from the received signal to create a modified received signal; and repeat the above steps, recursively substituting the modified received signal for the received signal, until all adjusted reference waveforms have been subtracted.. . ... Anritsu Corporation

X-ray inspection device

An x-ray inspection device achieves a high cooling effect without using an expensive air conditioner and is excellent in cleaning property. The inside of a first case of an x-ray inspection device is separated into plural cooling partitions by separation walls by the use limit temperature and the like, and heat sources respectively having intrinsic use limit temperature are stored in respective partitions. ... Anritsu Corporation

06/15/17 / #20170171001

Multiband equalizer, error rate measurement system using the same, error rate measurement device, and path selection method

A plurality of high-frequency components 12 that are provided in parallel between an input-side transmission circuit 10 and an output-side transmission circuit 11 and have pass characteristics different from each other are included, each high-frequency component 12 includes a power supply terminal 17 to which a driving power supply signal is selectively input, a signal transmitted through the input-side transmission circuit 10 is transmitted to the output-side transmission circuit 11 via a transmission path including only the high-frequency component in which the driving power supply signal is input to the power supply terminal 17 among the plurality of high-frequency components 12, and at least one of the plurality of high-frequency components 12 function as an equalizer that changes a frequency characteristic of the signal input to the input-side transmission circuit 10 due to the driving power supply signal being input to the power supply terminal 17.. . ... Anritsu Corporation

06/08/17 / #20170160894

Optical time domain reflectometer and display method of optical time domain reflectometer

An optical time domain reflectometer includes: an otdr measurement unit; an event detection unit that detects an event using the measurement result of the otdr measurement unit; a display unit that displays a plurality of icons indicating events in an event display region aiv and displays information of an event, which is located in a specific region aatt of the event display region aiv, in an information display region ainf; an operation detection unit that detects a swipe operation in the event display region aiv; and an event-of-interest changing unit that scrolls the events displayed in the event display region aiv according to the swipe operation to change the display of the information display region ainf to information corresponding to the event indicated by the icon located in the specific region aatt.. . ... Anritsu Corporation

05/04/17 / #20170126847

Communication system and communication method

An object of the present invention is to perform long-distance tcp/ip transfer at a high throughput and in a short period of time. According to the present invention, in a communication system in which transmission data is transferred using a transmission-side tcp device and a receiving-side tcp device, the transmission-side tcp device includes a plurality of first ip processing units, a plurality of first tcp processing units, a plurality of compression processing units, a plurality of second tcp processing units, and a plurality of second ip processing units. ... Anritsu Corporation

04/06/17 / #20170099609

Mobile terminal testing apparatus and local oscillation frequency detection method for mobile terminal testing apparatus

In a case where testing of uplink carrier aggregation that is a frequency arrangement in which a primary component carrier and a secondary component carrier are contiguous is performed, a control unit 15 causes a call processing unit 12 to configure a transmission signal of a mobile terminal 2 in such a manner that the transmission signal satisfies a prescribed condition for user data transmission, and causes a wireless signal measurement unit 13 to detect a local oscillation frequency from a band that includes a frequency band in which a primary component carrier and a secondary component carrier are contiguous, using a reception signal that satisfies the prescribed condition for user data transmission.. . ... Anritsu Corporation

02/23/17 / #20170052091

Optical frequency domain reflectometry, optical frequency domain reflectometer, and device for measuring position or shape using the same

To eliminate a need for polarization adjustment, to simplify a configuration, and to make a configuration at low cost. Wavelength swept light is provided to a measurement-target optical fiber having an fbg with a chirped grating interval. ... Anritsu Corporation

01/19/17 / #20170019195

Fading simulator and method of producing fading signal

According to one embodiment, a fading simulator which conducts a fading test on a mobile communications terminal configured to receive radio signals containing respective baseband signals, includes reception modules which receive the radio signals, convert frequencies of the radio signals, and extract the baseband signals from the radio signals, respectively, reproduction processing modules which perform reproduction processing on the baseband signals extracted by the reception modules, respectively, to produce new baseband signals, a fading arithmetic module which perform fading processing on the new baseband signals produced by the reproduction processing modules individually to produce fading signals, and transmission modules which convert the fading signals produced by the fading arithmetic module into radio signals, respectively, and output the radio signals as test signals to the mobile communications terminal.. . ... Anritsu Corporation

01/19/17 / #20170019194

Noise floor level reduction device and noise floor level reduction method

Provided are a noise floor level reduction device and a noise floor level reduction method capable of reducing a noise floor level. A transmission power measurement system 10 is installed before a signal measurement device 20 including a noise floor level measurement unit 22 that measures a noise floor level, and a measurement unit 24 that subtracts the noise floor level from a level of a signal from a dut 2 to calculate a level of a signal after subtraction, and includes an lna 17 provided between the dut 2 and the signal measurement device 20 for amplifying the signal from the dut 2, and a termination resistor 16 that terminates an input of the lna 17, and the termination resistor 16 terminates the input of the lna 17 in a case in which the noise floor level measurement unit 22 measures the noise floor level.. ... Anritsu Corporation








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