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WO/2024/087237A1 |
A harmonic and inter-harmonic detection method for a power grid, comprising: first sampling a signal to be detected multiple times, and detecting the frequency by using a fast TLS-ESPRIT algorithm; then analyzing a detection result on th...
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WO/2024/090724A1 |
The present invention relates to a high-speed battery defect inspection method, and, specifically, to a high-speed battery defect inspection method for determining, in a short time, whether a battery formed by stacking a plurality of mon...
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WO/2024/083490A1 |
The invention relates to a method for determining a frequency spectrum of an electric current. In the method, at measurement times following another temporally equidistantly, respective current measurement signals are captured. A measure...
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WO/2024/080588A1 |
The present invention relates to a correction device for correcting an impedance spectrum measurement device. The correction device comprises: a first plate comprising a first connection part electrically connected to a first pole of the...
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WO/2024/080415A1 |
The present invention relates to a method for determining the type of partial discharge of a live-line high-voltage stator winding by applying a support vector machine technique to a PRPD pattern image, in which a partial discharge patte...
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WO/2024/075881A1 |
This slot-expandable PIM measurement apparatus may comprise: a plurality of RF units which generates transmission RF signals having predetermined bands for PIM measurement according to a control signal so as to transmit same to an antenn...
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WO/2024/072913A1 |
A method of providing a scalar field to an agricultural field to improve yield of a crop is described. The method includes the steps of positioning a first scalar field generator within the agricultural field, sending a first frequency s...
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WO/2024/071521A1 |
The present invention relates to a sensing structure for diagnosing a drone drive system, and a block-type diagnostic device for a drone drive system, including the sensing structure, in which a plurality of diagnostic sensors for measur...
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WO/2024/064504A1 |
An integrated circuit can include frequency monitoring circuitry. The frequency monitoring circuitry may include a voltage based frequency monitoring circuit for monitoring an input clock signal having an input clock frequency within a f...
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WO/2024/058644A1 |
The present application relates to an apparatus and method for detecting a buried power line path, the apparatus comprising: a transmitter that, when transmitting a current pulse signal to a conductor (power line) of a common distributio...
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WO/2024/059040A1 |
One embodiment includes an electrometer system. The system includes a sensor cell comprising alkali metal atoms within, and an optical beam system configured to provide at least one optical beam through the sensor cell to provide a first...
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WO/2024/058645A1 |
The present application relates to an apparatus and method for detecting a buried path of a power line, the apparatus comprising: a transmitter which, when transmitting a current pulse signal to a conductor (power line) of a public distr...
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WO/2024/053990A1 |
The present invention relates to an arc defect detection device capable of detecting arc defects and a method for controlling same. The arc defect detection device according to the present invention is shipped in a factory reset state in...
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WO/2024/053724A1 |
The present invention measures phase noise of a device under test while reducing at least one among the measurement cost and measurement time. This signal processing device comprises: an acquisition unit that acquires a plurality of sign...
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WO/2024/054961A1 |
Implementations present convolutional neural network based spectral registration (CNN-SR) techniques that achieve efficient and accurate simultaneous frequency-and-phase correction (FPC) of magnetic resonance spectroscopy (MRS) data. Mag...
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WO/2024/036831A1 |
The present application belongs to the technical field of harmonic responsibility division, and particularly relates to a harmonic tracing system and method based on cloud-edge-end collaboration. The system comprises: a terminal module, ...
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WO/2024/032484A1 |
A test structure for a superconducting quantum chip and a test method for a superconducting quantum chip. The test structure comprises: a reference resonant element (201), which has a first designed resonant frequency; a tested resonant ...
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WO/2024/025228A1 |
A battery management device according to an embodiment disclosed in the present document may comprise: a communication unit which transmits a first signal to a battery cell; a switch connecting the communication unit with the battery cel...
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WO/2023/004089A9 |
A compact mobile high-frequency Antenna that quickly and quietly self-adjusts to minimize Voltage Standing Wave Ratio (VSWR). Includes a compact tuning coil and a rolling contact. A Reentrant cap serves as a capacitive top hat. A spiral ...
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WO/2024/010511A1 |
A method of measuring the frequency response of a plurality of electrical objects to be measured comprises connecting a first mechanical connecting device (32a) of a plurality of mechanical connecting devices to a first electrical object...
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WO/2023/243034A1 |
By using only this power adjuster, a harmonic component is easily calculated and displayed.　This power adjuster which controls, through phase control, power supply from an AC power source to a load comprises: a current measurement unit...
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WO/2023/244790A1 |
Aspects of the present disclosure are directed to a circuit and methods of operating the same to provide an off-state circuit path with a programmable impedance in combination with a negative gate-to- source voltage Vgs for power transis...
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WO/2023/234548A1 |
An electronic device for wirelessly transmitting power may comprise: an amplifier; a load unit that receives a signal output from the amplifier; a phase detector that detects the phase difference between the current and voltage output fr...
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WO/2023/226117A1 |
An integrated circuit analog-to-digital conversion chip parameter testing method and testing system. The testing method comprises the steps of: 1. performing weighted shift addition on an output signal x(n) of an ADC by using a double-co...
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WO/2023/224181A1 |
The present invention relates to a motor control center having a compact structure, which is capable of performing predictive maintenance for a motor connected to the motor control center by having, integrally formed with the motor contr...
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WO/2023/218462A1 |
A system and a method of calculating the current consumption of components in a vehicle are disclosed. The system may include a controller and a memory stored thereon instructions for executing the method. The method comprising: receivin...
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WO/2023/216516A1 |
The present application relates to a method for measuring a valid noise value of a periodic signal and a signal-to-noise ratio of a sinusoidal signal. The technical points of the method comprise: respectively executing signal noise measu...
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WO/2023/214335A1 |
The invention relates to a system, device and method for monitoring lightning arresters. The system for monitoring lightning arresters comprises: a plurality of ZnO lightning arresters interconnected to one another via the Internet; a pl...
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WO/2023/201797A1 |
A frequency domain characteristic measurement method, apparatus and system for a power delivery network, and a storage medium. An output end of the power delivery network is connected to a power supply end of a functional circuit. The me...
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WO/2023/200689A1 |
A radio frequency system is provided that can dynamically adjust or tune the emission of electromagnetic radiation such that the tuned electromagnetic radiation can destroy, neutralize, mitigate, and/or deactivate the viruses or bacteria...
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WO/2023/197600A1 |
Disclosed are a 5G signal spectrum detection method and apparatus, a computer device, and a storage medium. The method comprises: determining acquisition card parameters and spectrum parameters, and setting an acquisition card clock; cal...
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WO/2023/187856A1 |
The present disclosure relates to a measuring device that enables more accurate measurements to be made. Provided is a measuring device comprising: a PLL circuit commonly used to generate a transmission RF signal and a reception LO signa...
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WO/2023/182638A2 |
The present invention provides a system and method for measuring the load of a vehicle using an optimal resonant frequency search wireless power transmission system, wherein a wireless power transmission system, which has maximum power t...
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WO/2023/171880A1 |
Proposed in the present invention is an arc detection apparatus having a multi-frequency band identification function, which divides an arc frequency band using a plurality of band-pass filters and detects the occurrence of an arc for ea...
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WO/2023/167398A1 |
A load control method for improving the stability of a power system, and a device using same are disclosed. A load control device according to one embodiment comprises: a frequency detector for detecting the frequency of power supplied t...
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WO/2023/167389A1 |
The present invention relates to a system for variably controlling sampling frequency, the system facilitating setting of sampling frequency according to the shape of various voltage/current transformers, and stably collecting sampling o...
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WO/2023/152603A1 |
A signal processing integrated circuit (100; 500) is described comprising: at least one digital port (5) configured to receive at least one digital signal (sD1-sD4; sM,) obtained from said at least one sensor (S1-S4); a first extraction ...
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WO/2023/132499A1 |
The present invention relates to a battery management system that provides noise cancellation of CAN communication, an energy storage device, and a battery system. The battery management system of the present invention, which is a batter...
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WO/2023/128669A1 |
The present invention relates to a partial discharge monitoring system and a partial discharge monitoring method which can monitor and determine, in real time, a fault generated in high-voltage power equipment by performing pattern-recog...
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WO/2023/126836A1 |
Systems and methods for mitigating moving targets using frequency signature mapping. A method includes mapping a plurality of electronic signatures of a target to a three-dimensional (3D) model into an electronic signature mapping, where...
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WO/2023/128668A1 |
The present invention relates to a partial discharge monitoring system and a partial discharge monitoring method which can: monitor and determine a defect occurring in a high-voltage power device in real time by classifying and pattern-r...
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WO/2023/121917A1 |
A apparatus includes a reference signal generator, a droop detection circuit, a digital frequency-locked loop (DFLL), and a DFLL control circuit. The reference signal generator that receives a digital value and produces a pulse-density m...
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WO/2023/113082A1 |
An electromagnetically induced grating-based electric field detection system of the present invention may comprise: a vapor cell; an irradiation light source that irradiates irradiation light incident to one end of the vapor cell; a comb...
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WO/2023/109416A1 |
A small hydropower frequency prediction method taking a frequency change trend into consideration. A frequency change in an interval time limit m is predicted by means of a detection time limit T; and a detection frequency calculated by ...
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WO/2023/113374A1 |
Disclosed is an RF characteristic measurement system comprising: a shield box in which a DUT accessing a network on mobile by using an access point antenna and an antenna module is provided, which receives an RF signal of the AP antenna;...
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WO/2023/113205A1 |
The present invention relates to an optimal resonance frequency detection wireless power transmission system and an optimal resonance frequency detection method using same, and provides an optimal resonance frequency detection system and...
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WO/2023/114587A1 |
Circuits and methods that provide fine-resolution measurements of RF signal power within a communication system band, thereby more accurately measuring RF interference or the potential of RF interference. One aspect of embodiments of the...
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WO/2023/113166A1 |
A system for estimating a partial discharge occurrence location, according to an embodiment of the present invention, comprises: a plurality of data acquisition apparatuses that are installed in one area of a target to be measured, and s...
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WO/2023/102591A1 |
The present invention relates to a vehicle control method. The method involves receiving a drive cycle signal of a vehicle. The method further involves performing a Quantum Fourier Transform (QFT) of the drive cycle signal to determine a...
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WO/2023/103828A1 |
A single-point sampling optimization method and system for frequency response measurement. Frequency response measurement based on sinusoidal excitation is considered as frequency domain sampling of a measured system, an interpolation er...
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