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WO/2019/109969A1 |
A recognition method for a broadband multi-oscillation-mode component in a power system. The method comprises: firstly collecting a three-phase voltage and three-phase current signal of an alternating-current line of a power grid to acqu...
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WO/2019/105964A1 |
A frequency sensor is provided. The frequency sensor may include: a magnetoresistive nano-oscillator including a magnetic heterostructure of at least a magnetic free layer, a magnetic reference layer and a non-magnetic intermediate layer...
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WO/2019/102392A1 |
The invention relates to a method and system compression of a wide frequency range into a lower and narrower range. In particular, the invention relates to a method for frequency band compression of signals, wherein the method comprises ...
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WO/2019/099606A1 |
An apparatus includes a capacitor, a reference voltage, an input signal to be measured, and a frequency calculation circuit. The frequency calculation circuit is configured to select a capacitance value for the capacitor, charge the capa...
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WO/2019/093943A1 |
An electric drive system (1) comprises an electric machine (3), an assembly (4) for supplying electric energy to the machine when this operates as motor and store electric energy when the machine operates as generator, and a converter (7...
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WO/2019/094507A1 |
A method of feature selection and machine learning for wide data.
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WO/2019/087387A1 |
A frequency estimating device relating to the present invention is characterized by being provided with: a signal quality calculation unit that measures or predicts the qualities of a signal; a frequency range setting unit that sets, in ...
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WO/2019/081392A1 |
The present invention concerns a method (50) for estimating a frequency offset and a frequency drift affecting a useful signal comprising a code word formed by a channel encoder, comprising an analysis phase (51) comprising: - for two an...
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WO/2019/078602A1 |
This device for processing partial discharge includes: a proportional signal generation unit which generates a proportional signal which is proportional to the strength of an input signal; a transfer function generation unit which is pos...
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WO/2019/075059A1 |
An implantable medical device and method are provided for comprising a sensing circuit that is configured to sense and output physiologic data indicative of a physiologic characteristic of a patient and at least one processor. A memory i...
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WO/2019/072838A1 |
The present invention concerns a method for processing radar signals in a detection system comprising at least one computer architecture comprising at least one memory for storing at least one set of programs and/or data relating to the ...
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WO/2019/043874A1 |
This radiation interference measurement method takes a measurement frequency range as a target range and measures a radiation interference wave from a subject to be measured (12) which is placed on a turn table (11) through an antenna (1...
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WO/2019/045394A1 |
An electronic device is disclosed. An electronic device according to an embodiment may comprise a communication module, an output device, a microphone, and a processor, wherein the processor is configured to: acquire an audio signal from...
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WO/2019/040843A1 |
A monitoring device for monitoring a fabrication process in a fabrication system. The monitored fabrication system includes a process chamber and a plurality of flow components. A quartz crystal microbalance (QCM) sensor monitors one flo...
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WO/2019/037424A1 |
An embodiment of the present invention provides a 3D spectrum display device, comprising: an FFT module, used to perform FFT on time domain data; a detection module, used to perform detection on FFT output data; a 3D display mapping cont...
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WO/2019/035323A1 |
A signal processing system according to one aspect of the present invention comprises: a receiving device that receives a signal; and a plurality of detection devices that detect the components of the differing frequencies of a current t...
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WO/2019/031748A1 |
The present invention relates to a foreign object detecting method, and a device and system therefor. A method for detecting a foreign object in a wireless power transmitter according to an embodiment of the present invention may compris...
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WO/2019/013733A1 |
According to the present method, a constant frequency component Τdω is generated. On the basis of an input phase voltage signal and a nominal phase voltage signal, quadrature voltage signals are generated by determining a signal Uβ wh...
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WO/2019/004993A1 |
A frequency estimator for estimating a frequency, including a counter configured to count an integer number of full clock cycles during a measurement time window; a Time-to-Digital Converter (TDC) configured to measure a fraction of a cl...
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WO/2019/000034A1 |
A system for identifying faults in a radio frequency device under test, the system including a passive intermodulation test module, configured to perform passive intermodulation testing of the device under test on at least one test port;...
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WO/2018/236963A1 |
Systems, methods, and devices for determining a frequency of a received audio signal. A device may include a microphone, a speaker, and a processor configured to perform operations including receiving, using the microphone, a first audio...
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WO/2018/217450A1 |
A method and apparatus for measuring multiple parameters of drilling fluid using electric field perturbation, permittivity curves, time domain analysis and frequency domain analysis to identify constituents of drilling fluid and ratios o...
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WO/2018/216948A1 |
The present invention relates to an object recognition system and method and, more particularly, to a system and method for complex object recognition on the basis of artificial neural network analysis, the method comprising: acquiring s...
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WO/2018/206006A1 |
Disclosed are a system and method for measuring electromagnetic signal characteristics. The measurement system comprises a multi-repetition frequency pulsed light source, a frequency mixing apparatus for electrical signals and optical si...
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WO/2018/208141A1 |
The invention relates to a real-time synchronisation system for power converters connected to the electrical grid, based on a structurally stable limit-cycle oscillator which develops pure sinusoidal trajectories, creating references wit...
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WO/2018/200686A1 |
Radio-frequency (RF) signal analysis includes slow-time signal processing and fast-time signal processing. Incoming RF pulses are captured according to a resource scheduling configuration. The fast-time signal processing is to prioritize...
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WO/2018/194409A1 |
The present invention relates to a foreign material detection method and a device and system therefor. A method for detecting a foreign material in a wireless power transmitter according to an embodiment of the present invention may incl...
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WO/2018/189310A1 |
The invention relates to a frequency multiplying device for determination of a fundamental frequency f of an analogue target signal. The device comprises a generating device for generating a reference signal having a frequency f0Sc, wher...
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WO/2018/188228A1 |
A high-precision frequency measuring system and method. The system comprises: an analog-to-digital conversion module (1) for converting an analog intermediate frequency signal into a digital intermediate frequency signal; a frequency mix...
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WO/2018/185193A1 |
An automotive safety electronic control system for an electronic vehicle control system. It is important to detect deviations in the performance of processors in a vehicle safety electronic control system. The automotive safety electroni...
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WO/2018/175524A1 |
A system for stabilizing a scale factor associated with an optic rotation sensor comprises an optic rotation sensor that generates an optic signal in response to a rotation of the optic rotation sensor. A sensor detection system produces...
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WO/2018/170267A1 |
Wireless signal classifiers and systems that incorporate the same may include an energy-based detector configured to analyze an entire set of measurements and generate a first single classification result, a cyclostationary-based detecto...
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WO/2018/154747A1 |
A conventional frequency calculation device has the problem of deterioration in real time performance because, due to change of a chirp signal period, the frequency calculating device takes a certain time to detect the distance from a ta...
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WO/2018/142130A1 |
The location of at least one PIM (passive intermodulation) source in a frequency selective device (2) is identified by applying (3) an excitation waveform to the frequency selective device, measuring (7) a PIM response signature of the f...
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WO/2018/139505A1 |
Provided are a state monitoring system, a state monitoring method, a state monitoring program and a recording medium which are easy to introduce. This state monitoring system (1) is provided with an acquiring unit (11) and a generating u...
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WO/2018/136144A1 |
Described is a cognitive signal processor for signal denoising aid blind source separation. During operation, the cognitive signal processor receives a mixture signal that comprises a plurality of source signals. A denoised reservoir sta...
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WO/2018/122391A1 |
A hardware-synchronised integrator for grid monitoring that eliminates the offset in the determination of the grid frequency. The equation for the integrator is: y(n) = y(n-1) plus a term in Ts, the sampling time. The hardware synchronis...
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WO/2018/123770A1 |
[Problem] To reduce the likelihood of failing to detect a foreign metal. [Solution] A foreign metal detection device 14A is characterized by being equipped with: a sensor unit S which has at least one antenna coil L3 that receives a magn...
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WO/2018/115032A1 |
The invention relates to a current sensor with fluxgate comprising an excitation winding (13), an excitation module (20) for generating an excitation voltage (Ve), a measurement winding (14) in which an induced measurement current (Iim) ...
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WO/2018/080293A1 |
The present invention relates to a magnetic resonance spectroscopic signal pre-processing apparatus, which acquires processed data by pre-processing a magnetic resonance spectroscopic signal in order to extract substance information in t...
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WO/2018/079912A1 |
A reflected-wave processing apparatus according to one embodiment of the present invention may comprise: a reference signal generation unit for applying, to a cable, a first reference signal, the frequency of which increases over time, a...
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WO/2018/069324A1 |
The invention relates to a system (2) for analysing the spectrum of a radiofrequency signal operable in a given frequency band, the system being able to provide an indication of spectral output of the radiofrequency signal in a plurality...
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WO/2018/069908A1 |
A technique relates to a microwave detection device. A quantum non-demolition microwave photon detector(100) is connected to a quadrature microwave hybrid(210) coupler connected. A dispersive nonlinear element is coupled to the quadratur...
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WO/2018/066793A1 |
A band pass filter including a microstrip transmission line comprises: a substrate having a grounding surface formed on a rear surface thereof; an input port which is formed on an upper surface of the substrate and receives a transmissio...
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WO/2018/063445A1 |
Techniques are provided for implementing a portable spectrum analyzer. An example system, according to an embodiment, includes a signal analyzer including an RF receiver to receive RF signals from an antenna, an analog-to-digital convert...
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WO/2018/041997A1 |
The invention relates to a system for measuring the mains frequency and measurement variables, events and states of an electrical energy supply network which are derived therefrom, characterized by the following features: - the signal us...
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WO/2018/045201A1 |
Methods and systems are disclosed for using a single receiving device, such as a single VSA, to capture and digitize multiple time-domain acquisitions of a repeating signal at different center frequencies, to create a single time-domain ...
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WO/2018/035560A1 |
This disclosure relates to optical RF spectrum analysers and methods for analysing an input RF signal. An optical modulator modulates an input RF signal onto a carrier frequency and an optical spectral weight with a spectral weight funct...
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WO/2018/032645A1 |
A wideband wide-frequency agile signal measurement instrument, comprising: a first frequency mixer and filter unit (404), used to perform a first frequency mixing process on an input signal; a second frequency mixer and filter unit (408)...
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WO/2018/032644A1 |
The present invention provides a bandwidth modulation domain measurement system, comprising: a signal synchronization unit, a logic selection unit, a first tapped delay line multipath time delay unit, a second tapped delay line multipath...
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