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Matches 1 - 50 out of 16,947

Document Document Title
WO/2020/167950A9
The present disclosure pertains to detection of abnormal, risky, or abberant conditions in a power distribution network and to corresponding trip signals being used to trip open devices such as reclosers upstream of where the abnormal co...  
WO/2021/001915A1
[Problem] To reduce the work involved in identifying the cause of an interference wave. [Solution] Provided is a related interference wave presentation device comprising: a class identifying unit for using a learned model, which has been...  
WO/2021/003367A1
Described herein is a lightning detection sensor. The lightning detection sensor comprises a sensing element that detects radio-frequency (RF) signals relating to lightning activity, a circuit that receives the detected RF signals from t...  
WO/2020/258318A1
A device for correcting a deviation between multiple transmission channels and a wireless communication apparatus, used to improve the accuracy of deviation correction between transmission channels. The multiple transmission channels com...  
WO/2020/258315A1
A transmission channel calibration apparatus and a wireless communication device, wherein same are used to calibrate a transmission channel in a system. The transmission channel calibration apparatus comprises: a first channel under test...  
WO/2020/257761A1
A computer- implemented method includes receiving a plurality of sensor signals (1202), each signal of the plurality of sensor signals being tagged with an associated time and depth. The method also includes selecting a baseline signal (...  
WO/2020/255527A1
This information processing system comprises: a measurement unit which measures first electromagnetic noise received by a target device; a calculation unit which calculates, from the measurement data of the first electromagnetic noise, f...  
WO/2020/248917A1
A method, device, system (200), and terminal for measuring the total radiation power of an array antenna (212) and a computer storage medium; an array antenna (212) to be measured is partitioned so that the number of sampling points is d...  
WO/2020/247300A1
Methods, systems, and apparatus, including computer programs stored on a computer-readable storage medium, for obtaining a reference phase signal that is synchronized with an alternating current (AC) phase of a multi-phase electrical pow...  
WO/2020/240787A1
An electromagnetic field intensity estimation device (100) comprises a current detection unit (1) that acquires a current amplitude from a current flowing to a cable (10), a movement device (2) that causes the current detection unit (1) ...  
WO/2020/239002A1
A two-sided in-situ measurement system and method for charge distribution in a thin dielectric film. The two-sided in-situ measurement system comprises a sample under test (10), a pulsed laser (1), a photoelectric trigger circuit, a two-...  
WO/2020/233922A1
The invention relates to a method for determining a direct current component in an electric device (1) which is connected to a high-voltage supply network, which method comprises: - acquiring operating noises of the electric device (1) w...  
WO/2020/237146A1
A precise line locator is presented that provides precise line location. The locator includes a housing; a wand attached to the housing, the wand including an array of low frequency antennas arranged along the wand, the array of low freq...  
WO/2020/229187A1
A method for measuring performance of at least one DUT (120) in a reverberation chamber (110) over a frequency band, the method comprising, iteratively; generating a fading scenario by the reverberation chamber (110), identifying at leas...  
WO/2020/231538A1
A system for detecting microwave power. In some embodiments, the system includes: a first resonator (220) including a graphene- insulating-superconducting junction (100); a probe signal source (245), coupled to the first resonator; and a...  
WO/2020/231478A1
One or more radar sensors coupled to a vehicle receive readings during a calibration time period. Each radar sensor receives data covering a field of view of the sensor, which may be split into angle-based bins. A noise-reducing filter (...  
WO/2020/225337A1
The invention relates to a device for detecting electrical currents on or in the vicinity of electrical conductors that are part of a lightning current arrester, an interception rod or the like, the device comprising a plurality of reed ...  
WO/2020/224044A1
An antenna testing method and device, and a storage device. The test device comprises: a probe array used for setting an amplitude and a phase to enable transmitted signals to be in a preset frequency band range and form planar waves mee...  
WO/2020/226212A1
The present invention relates to an electromagnetic wave exposure prevention device for controlling a seat in a vehicle so that a passenger in a vehicle is not exposed to electromagnetic waves. The vehicle to which the present invention ...  
WO/2020/220186A1
Disclosed is a phase sequence detection method for a three-phase power grid. The method comprises: acquiring, by means of a voltage sensor, a line voltage of a three-phase power grid, and determining a phase voltage of the three-phase po...  
WO/2020/223630A1
Devices and methods to perform AC impedance measurement of a device which use an excitation signal including a root mean squared current or a root mean squared voltage in a sequence of one or more frequency groups, wherein each of said f...  
WO/2020/220878A1
Disclosed in the present invention is a multiple-antenna wireless device radio interface testing apparatus, comprising: a darkroom, a wave-absorbing material being disposed on an inner wall of the darkroom; multiple coupling probes, the ...  
WO/2020/213093A1
[Problem] To make it possible to reduce the impact due to error caused by the hardware configuration of an antenna device in controlling directivity of a wireless signal, in a more preferable mode. [Solution] An information processing de...  
WO/2020/208684A1
A reflection point estimation device (100, 100a) comprises: an inside dimension acquiring unit (101) for acquiring inside dimension information indicating the inside dimension of an anechoic chamber (10); a transmission position acquirin...  
WO/2020/210422A1
A system, downhole tool, and method for lowering the downhole tool having a compact antenna test range (CATR) system into a wellbore in a geological formation to monitor a property downhole in the wellbore via the downhole tool.  
WO/2020/209380A1
A machine learning device that is a computer (10) that learns the radio wave propagation state between a BLE module and another BLE module and comprises an acquisition unit (20) and a learning unit (30). The acquisition unit (20) acquire...  
WO/2020/198956A1
Disclosed in embodiments of the present application are an antenna testing system and an antenna array testing method, used to improve antenna array testing flexibility. The antenna testing system of embodiments of the present applicatio...  
WO/2020/199369A1
The present invention relates to a linear compact feed automatic switching system, arranged on one side of a row of wave-absorbing materials, said wave-absorbing materials having reserved holes, comprising: a frame, a bottom plate, brack...  
WO/2020/194304A1
A piezoelectric transducer is provided herein, comprising a three-dimensional structure made of a plurality of peptides, the peptides being self-assembling and the structure being piezoelectric, wherein at least a portion, or each, of sa...  
WO/2020/195336A1
This radio wave environment measurement device is provided with: a multicopter-type unmanned flying object that is movable in the air; a polyhedron that is attached to the airframe of the multicopter-type unmanned flying object and has a...  
WO/2020/195473A1
This electromagnetic wave measurement point calculation program causes a computer to execute a correction coefficient calculation function for using the positional relationship between an object under test including a radiation source th...  
WO/2020/186682A1
A charge-to-mass ratio measurement system for an electrostatic atomizing spray nozzle (1) and a measurement method therefor. Said system comprises an electrostatic atomizing spray nozzle (1), an upper cylinder body (3), a lower cylinder ...  
WO/2020/189198A1
This electromagnetic field distribution generation program executes, in a computer: a measurement interval data acquisition function for acquiring measurement interval data that indicates an interval in which at least one among an electr...  
WO/2020/185186A1
The invention is also related to a method that enables the delaying effects formed on signals to be controllable and longer by means of using delaying elements that utilize the SAW (Surface Acoustic Wave) technique which is a delaying el...  
WO/2020/183489A1
The invention discloses a method for measuring impedance of a system under test. The method includes multiple, high bandwidth, short duration chirp signals having dissimilar phase to estimate impedance. The method includes generating at ...  
WO/2020/178565A1
Disclosed is an apparatus for testing a device, comprising: a switch (100) arranged to replace a circuit breaker (30) associated with an individual system in the device under test, wherein the switch (100) is operable to be controlled re...  
WO/2020/179023A1
This time-to-digital converter (100, 100a, 100b) is configured such that a first flip-flop group (121) has first to N-th (N is a natural number not less than 2) D-type flip-flop circuits (121-1, 121-2, 121-3, ..., 121-N), wherein: D term...  
WO/2020/179454A1
The invention provides a common mode noise transmission path estimation device that can estimate the transmission path of common mode noise with less time and effort. Provided is a common mode noise transmission path estimation device th...  
WO/2020/174959A1
Provided are: a communication device reception sensitivity measurement method whereby the reception sensitivity of a communication device can be accurately measured with good reproducibility; and a communication device noise countermeasu...  
WO/2020/171800A1
A single radio equipment test device (TA) comprising: a control unit (CT) for testing a plurality of antennas, e.g., an antenna array, the control unit (CT) comprising a first interface (I1) to operatively couple the control unit (CT) to...  
WO/2020/169941A1
The invention relates to devices and methods of characterising a single unknown pulse signal. They create multiple replica of the original that may be more reliably measured, by dividing the signal through nodes and using different signa...  
WO/2020/165745A1
The invention relates to a method for symmetrising a three phase current (30) that is converted via a phase converter (32) into a two phase current (34) composed of a first phase current (42) flowing through a first electrical load (12, ...  
WO/2020/167950A1
The present disclosure pertains to detection of abnormal, risky, or abberant conditions in a power distribution network and to corresponding trip signals being used to trip open devices such as reclosers upstream of where the abnormal co...  
WO/2020/159480A1
Disclosed herein are devices (100), systems, and methods for testing a circuit (114). A circuit test device (100) includes a housing (102) and a circuit (104) disposed in the housing (102). The circuit (104) includes an electromagnetic f...  
WO/2020/153547A1
A device for evaluating U-shaped characteristics of a superconducting coil according to one embodiment of the present invention comprises: a transfer motor module for driving a transfer belt in an upper side thereof; a cradle in a lower ...  
WO/2020/153322A1
This electric field sensor comprises: a light source; an electro-optic crystal into which light in a prescribed polarization state based on light emitted by the light source is incident, and which receives an electric field generated by ...  
WO/2020/153549A1
A device for evaluating the vertical characteristics of a superconducting coil according to an embodiment of the present invention comprises: a base stand; a vertical transfer part disposed vertically on the top surface of the stand; an ...  
WO/2020/153548A1
An apparatus for evaluating horizontal characteristics of a superconducting coil is provided. The apparatus for evaluating horizontal characteristics of a superconducting coil, according to the present invention, comprises: a stand inclu...  
WO/2020/149135A1
Through the present invention, the voltage to ground of an electromagnetic interference wave occurring in a cable is easily measured. An earth capacity measurement mechanism 10 is provided with a first electrode 11 and a second electrode...  
WO/2020/148344A1
The invention relates to a method for determining the electromagnetic compatibility (EMC) of a technical system, comprising: - specifying at least one influencing variable of the technical system, wherein the influencing variable has a p...  

Matches 1 - 50 out of 16,947