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WO/2019/009112A1 |
This current measuring device for measuring a current is provided with: a conductor wherein a current flows; a circuit board that is provided with wiring for taking out a voltage signal from the conductor; a cover member housing the circ...
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WO/2019/010285A1 |
An acoustic wave biosensor component is provided. The acoustic wave biosensor comprising a piezoelectric substrate with or without 3D matrix microstructure to increase the surface of the effective sensing area and an anchor substance cov...
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WO/2019/008285A1 |
The invention relates to a method for estimating the current (Iest) flowing through a winding (1) of an electric motor (M) of the type comprising at least one winding (1) that can be driven by a switching device (2), comprising the follo...
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WO/2019/007994A1 |
A charging surface comprising multiple conductive regions can be used to charge an electronic device placed on it the surface so that electrodes on the device engage respective conductive regions of the surface. In order to distinguish s...
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WO/2019/007995A1 |
A charging surface comprising multiple conductive regions can be used to charge an electronic device placed on it the surface so that electrodes on the device engage respective conductive regions of the surface. In order to distinguish s...
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WO/2019/007230A1 |
An online insulation monitoring type resistive electric leakage fire monitoring and detection device. The residual current of a power distribution line is detected; fast Fourier transform processing is performed on the obtained residual ...
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WO/2019/002027A1 |
A sensing device is for sensing an operating voltage of a remote device. A communications interface receives communications signals originating from the remote device over a communications bus. A data sampler takes data readings of a com...
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WO/2019/000265A1 |
A detection circuit for a servo driver. The detection circuit comprises: a first switch module (10), comprising a first port (a), a second port (b) and a third port (c), the first port (a) being connected to a power source input end (13)...
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WO/2019/001716A1 |
The specification describes a method for checking a capacitor or a capacitive sensor (27, 28) of a steering system, comprising the steps: Charging (22) the capacitor (27) or the capacitive sensor (28), Measuring the voltage line (6,8,10,...
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WO/2019/002083A1 |
The present utility model relates to a current sensing circuit and an integrated circuit, the current sensing circuit comprising:a second field-effect transistor for generating a sensing current proportional to a current flowing through ...
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WO/2018/235562A1 |
A voltage detector (15) detects the voltage of the positive electrode of a battery, and outputs a detection value indicating a detected voltage value. A voltage to be detected is applied to one end of a resistor (R1) via a first switch (...
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WO/2018/235987A1 |
Disclosed is a system for diagnosing a solar panel. A system for diagnosing a solar panel according to an embodiment of the present invention comprises: a plurality of solar panels, each of which includes an information transmission modu...
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WO/2018/236106A1 |
The present invention provides a source and measurement unit for measuring a semiconductor device, wherein the unit is manufactured as a CMOS integrated circuit, has a bipolar characteristic enabling operation in a positive polarity and ...
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WO/2018/235457A1 |
If a voltage detection line is provided with a jumper resistor for cell switching, cell voltage measurement accuracy decreases as a result of the influence of the jumper resistor. The present invention is provided with cell voltage disch...
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WO/2018/231984A1 |
Disclosed is a system and method for providing stable and reliable power to components on the top of a cell tower. The system performs a device discovery process to determine with Power Supply Units are connected to which Remote Radio He...
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WO/2018/225929A1 |
The present invention relates to a passive conjunction circuit (50) for an analog-to-digital converter, ADC, (20), wherein the passive conjunction circuit (50) comprises a first input node (11) configured for receiving an analog input si...
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WO/2018/226745A1 |
A battery system (12) includes battery cells to store electrical energy and to output electrical power. The battery system further includes a housing (150, 152), a shunt (146), a control board (98), and a connector assembly (148). The ho...
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WO/2018/224866A1 |
A method for performing synchrophasor estimation of an input signal, whereby the input signal is a sinusoidal power system voltage or current signal, comprising: a. Periodic sampling of a continuous time-domain waveform, consisting of a ...
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WO/2018/224709A1 |
The invention relates to a device for measuring electrical variables in distribution boards, which comprises a casing; a printed circuit board (PCB), wherein the PCB includes a microprocessor (11) and an electric current sensor (8); a fe...
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WO/2018/215424A1 |
The invention relates to a method for detecting electrical currents on or near electrical conductors with at least one reed switch as a magnetically responsive switch, which is arranged near the electrical conductor such that when there ...
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WO/2018/214952A1 |
Provided are a voltage sampling circuit and a circuit system. The voltage sampling circuit comprises a differential sampling circuit for sampling a bus circuit, wherein a blocking unit is arranged in the differential sampling circuit.
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WO/2018/216954A1 |
The present invention relates to a current measurement apparatus for measuring a current related to an inspection of a device under test (DUT), which is a subject for current measurement, a manufacturing method therefor, and a method for...
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WO/2018/211557A1 |
A calculation unit (8) calculates the value of primary-side current of a current transformer (2) on the basis of consideration that: the product of a pulse waveform on-duty period and the end-to-end voltage of a reset resistor (4) is equ...
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WO/2018/211247A1 |
In a meter for performing a measurement of an electrical parameter, an output (6) from a sensor (5) is sampled to produce at least one sample, and an iterative method is performed comprising: producing further samples; holding in memory ...
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WO/2018/213015A1 |
A device includes a power control analog subsystem of a universal serial bus-power delivery (USB-PD) compatible power supply device. The power control analog subsystem includes a programmable current sensing circuit and a current sense r...
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WO/2018/209436A1 |
Systems and methods for measuring currents in bundled conductors. A frame holding a number of sensors is used. The geometric and electrical parameters of the sensors in the frame are known or previously determined. The frame is then depl...
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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/2018/207761A1 |
[Problem] To obtain simplicity, to increase an obtained potential difference, etc., by having a selector switch capable of selecting whether current is flowed to a plurality of capacitors in series or in parallel and by being provided wi...
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WO/2018/208434A1 |
Certain aspects of the present disclosure generally relate to reducing the size of parallel charging circuits for charging a battery in a portable device, while still effectively providing input current sensing and reverse current blocki...
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WO/2018/204682A1 |
In repeaters (100) for open-drain systems, an apparatus includes a first port (102), a second port (106), a current detector (116), a transistor (112) and a control logic circuit (118). An input of the current detector (116) is coupled t...
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WO/2018/201593A1 |
A leakage overvoltage test circuit and a leakage overvoltage tester, relating to the technical field of leakage detection. The leakage overvoltage test circuit comprises: a transformer circuit (11), a rectifier filter circuit (12), a com...
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WO/2018/204874A1 |
A high voltage electric power line monitor includes a current sensor, and voltage sensor, an energy harvesting power supply, and communication device. The monitor is configured to be supported by a structure, such a sectionalizing switch...
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WO/2018/200693A1 |
An integrated circuit device for controlling and sensing electrical current is provided. The integrated circuit device comprises a main transistor device, configured for controlling a main current, and a plurality of sensing transistor d...
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WO/2018/192435A1 |
An alarm method and device for electric equipment, the method comprising: acquiring the instantaneous input voltage of input electric equipment (S202); determining the number of times that the instantaneous input voltage of the input ele...
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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/2018/189690A1 |
A multifunctional home automation device with a modular structure is described, adapted to be inserted as an element in an electrical box, containing the following electrical and electronic components: a transformer/power supply (11) for...
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WO/2018/189035A1 |
A power module (10) comprises two semiconductor elements (12) connected in series; two DC terminals (20, 22), each DC terminal (20, 22) providing an electrical connection to an outer end of the series connection of the two semiconductor ...
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WO/2018/190562A1 |
The present invention relates to a biometric authentication apparatus and a biometric authentication method. Provided are an authentication apparatus and an authentication method, which apply a square wave having a single period to a fir...
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WO/2018/190986A1 |
A wireless charging device includes a power source (106) configured to generate a direct current (DC) voltage signal. Also, the wireless charging device includes a driver unit (108) configured to receive the DC voltage signal and convert...
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WO/2018/184076A1 |
A behind-the-meter system for controlled distribution of solar power to units in a multi-unit building connected to an electric power grid, the system comprising: a grid-tied inverter connectable between a solar power generator and the e...
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WO/2018/176184A1 |
An input voltage signal sampling circuit in a three-phase three-wire system PFC circuit, the sampling circuit comprising a module (100) for sampling an input voltage signal of a first phase, a module (200) for sampling an input voltage s...
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WO/2018/181090A1 |
This electric current sensor is provided with a magnetic core (20) magnetically coupled with an electric current path (P); a detection coil (Lp) wound on the magnetic core; a self-oscillation circuit (30) connected to the detection coil ...
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WO/2018/179017A1 |
A construction system regarding a capacitive voltage sensor, comprises a source electrode (110 / 210 / 310 / 410), a tubular body (120 / 220 / 320 / 420), and a mass of dielectric insulating material (140 / 240 / 340 / 440). The tubular ...
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WO/2018/181089A1 |
This electric current sensor is provided with: a magnetic core (20) magnetically coupled with an electric current path (P); an H-bridge circuit having first and second connection nodes (N1, N2) alternately inverted in polarity on the bas...
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WO/2018/182922A1 |
A memory device that generates a unique identifying number, and includes a plurality of memory cells and a controller. Each of the memory cells includes first and second regions formed in a semiconductor substrate, wherein a channel regi...
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WO/2018/177806A1 |
A domestic appliance (1) comprises a first power supply unit (2), which generates electrical power intended for operation of the domestic appliance from an alternating supply voltage (Ua) provided by a supply network (A), and at least on...
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WO/2018/171188A1 |
A method for determining the connection or disconnection of an alternating current of a bidirectional control thyristor, comprising the following steps: when an alternating current of a bidirectional control thyristor is connected, AD si...
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WO/2018/170775A1 |
A electrical quantity meter, a current-sampling calibration circuit thereof and a method of calibration. The electrical quantity meter (30) comprises a sensing resistor (Rsense), a voltage sampler and a current-sampling calibration circu...
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WO/2018/172138A1 |
An electric power system comprises recording devices (101-105) located at different elements of the electric power system and configured to record waveform samples of quantities related to operation of the elements of the electric power ...
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WO/2018/174906A1 |
A system activates a switch between a disengaged state and an engaged state, receives, via the second optical excitation source, a light signal includes a high intensity signal provided by the second optical excitation source, and causes...
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