Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 40,285

Document Document Title
WO/2022/161354A1
The present application relates to the technical field of electronics, and discloses a charging apparatus and an electronic device. The charging apparatus comprises a control module, a first switch, at least one second switch, and a plur...  
WO/2022/163884A1
The present invention relates to a microinverter for photovoltaic power generation, and to a photovoltaic power generation system and a microinverter-integrated solar cell panel array for photovoltaic power generation using same. The mic...  
WO/2022/159292A1
In certain aspects, a voltage regulator includes a pass device coupled between an input of the voltage regulator and an output of the voltage regulator. The voltage regulator also includes an amplifying circuit having a first input, a se...  
WO/2022/159424A1
A converter stage having a control pin, an input voltage pin, an output pin, a ground pin, a high- side switch coupled between the input voltage pin and the output pin, a low-side switch coupled between the output pin and the ground pin,...  
WO/2022/146133A1
The invention relates to electrical engineering, and more particularly to electrical energy transformers. The technical result consists in reducing the inherent leakage of magnetic flux, enhancing interaction between the primary and seco...  
WO/2022/145697A1
The present invention relates to a zero voltage switching circuit for a bridgeless power factor correction boost converter, the circuit, according to the present invention, comprising: a first inductor connected in series to AC input pow...  
WO/2022/146506A1
An example device includes: a switched mode power converter; a plurality of low-dropout regulators that operate using power received from the switched mode power converter; and circuitry configured to: obtain a respective representation ...  
WO/2022/144566A1
A voltage regulator circuit for RFID circuit utilizing a high efficiency circuit topology to minimize power consumption to provide only required current to regulate output voltage. The voltage regulator circuit does not consume quiescent...  
WO/2022/145907A1
A solar power generation system of the present invention comprises: a plurality of solar cell strings composed of a plurality of solar cell modules; a plurality of string optimas which are respectively connected to output ends of the plu...  
WO/2022/142579A1
A digital and analog mixed signal control circuit for canceling degenerate metastable state of a self-biased bandgap reference circuit. One low power consumption digital-analog converter module of which the precision is flexibly customiz...  
WO/2022/141797A1
Provided are a voltage calibration circuit and method. The voltage calibration circuit comprises a reference voltage generation module, a comparator, and a calibration controller, wherein the reference voltage generation module is used f...  
WO/2022/133777A1
A voltage regulator can include an operational amplifier powered by a supply voltage and configured to generate a first gate voltage. The voltage regulator can also include a first transistor configured to receive the first gate voltage ...  
WO/2022/134452A1
Provided are a voltage stabilization module and an electronic apparatus. The voltage stabilization module comprises a voltage output end, a control circuit, a digital voltage stabilization circuit and an analog voltage stabilization circ...  
WO/2022/138540A1
A power supply control device (10) controls a power supply circuit for generating an output voltage (Vout) on the basis of an input power supply voltage (Vpinp) with respect to a ground as a reference, and comprises: a first terminal (SI...  
WO/2022/139091A1
The present invention relates to an offset cancelling circuit of a current balancing circuit, and the purpose of the present invention is to solve a current imbalance due to an offset caused by mismatches, process, voltage, temperature (...  
WO/2022/134856A1
An air conditioner control method, and an air conditioner and a storage medium. The air conditioner control method comprises: acquiring operating parameters of an air conditioner (201); and controlling, according to the operating paramet...  
WO/2022/136186A1
A method of operating a power grid includes: generating, by a power management system of the power grid, an intermediate resource allocation schedule that provides a tentative schedule of resource allocation for power grid resources oper...  
WO/2022/129943A1
A power supply circuit for providing a positive 209, intermediate 211 and negative 213 voltage supply, comprising: a positive DC voltage bus 201 and a negative DC voltage bus 203 for connection to a power source; a first voltage divider ...  
WO/2022/130735A1
Provided is a charging and discharging test device capable of highly precisely evaluating the charge and discharge characteristics of a high output type or low output type secondary battery. The present invention includes: a bridge circu...  
WO/2022/132262A1
A dual-loop low-drop (LDO) regulator having a first loop which is an analog loop that compares the voltage on the output supply node with a reference, and generates a bias or voltage control to control a strength of a final power switch....  
WO/2022/132697A1
A method for regulating a voltage reference signal includes providing a first output current during a first interval and a boosted output current during a second interval to generate a low-dropout voltage reference signal based on a firs...  
WO/2022/129940A1
An adjustable three output DC voltage supply circuit (400) for providing a positive (409), intermediate (411) and negative (413) voltage supply, comprising: a positive DC voltage bus (401) and a negative DC voltage bus (403) for connecti...  
WO/2022/127470A1
The present application provides a power supply circuit, a chip, and a display screen. The circuit comprises: a reference circuit configured to generate a first-stage mirror current; a first current mirror group connected to the referenc...  
WO/2022/127468A1
A power supply circuit, a driving chip and a display apparatus. The power supply circuit comprises: a reference current generation circuit (101), which is configured to generate a reference current; a driving circuit (302), which is conn...  
WO/2022/125514A1
A supply-glitch-tolerant voltage regulator includes a regulated voltage node and an output transistor having a source terminal, a gate terminal, and a drain terminal. The source terminal is coupled to the regulated voltage node. The volt...  
WO/2022/121043A1
A low-power-consumption FPGA circuit, relating to the field of FPGA working circuits, and comprising a monitoring module, a voltage stabilizing chip, and an FPGA chip. The monitoring module obtains a working voltage range value, a curren...  
WO/2022/117364A1
A low-dropout regulator (1, 1') with inrush current limiting capabilities comprises an output terminal (O) to provide an output signal (Out), a first current branch (10) comprising a pass device (30) being connected to the output termina...  
WO/2022/120329A1
Apparatus and methods for logarithmic current to voltage conversion are disclosed herein. In certain embodiments, a logarithmic current to voltage converter includes an input terminal that receives an input current, an output terminal th...  
WO/2022/112785A1
A low dropout regulator comprising: a supply voltage connection for receiving a supply voltage; a load voltage output connection for providing a load voltage to a load; load voltage output control circuitry comprising a pass transistor c...  
WO/2022/113074A1
The present invention relates to an apparatus and method for extending solar photovoltaic system's strings size and stabilizing their DC-Bus voltage at any desired constant level up to the maximum level permitted by the local electric co...  
WO/2022/115192A1
In certain aspects, a system includes a voltage controller, wherein the voltage controller includes switches coupled between a voltage supply rail and an output of the voltage controller, each of the switches having a control input, and ...  
WO/2022/115411A1
A light fixture includes a communication input and output, a plurality of LED lights, an LED driver, first and second control modules, and a feedback circuit. The communication input is configured to receive a control signal. The communi...  
WO/2022/109581A1
An electric vehicle powertrain is disclosed. The powertrain includes an electric motor electrically coupled to an energy storage system That includes a motor control unit to determine a phase of the electric motor and a plurality of cell...  
WO/2022/105890A1
Provided are a voltage bias circuit with an adjustable output, and a chip and a communication terminal. The bias circuit comprises a bandgap voltage reference unit, a low-dropout linear voltage regulation unit, a first transmission gate ...  
WO/2022/108420A1
The present invention relates to an apparatus for controlling grid-forming power conversion. The apparatus may comprise: a grid-forming power conversion unit which converts power supplied from a renewable energy generator into a voltage ...  
WO/2022/105796A1
Provided are a low dropout regulator and an electronic device. The low dropout regulator comprises a control unit electrically connected to a second capacitor, the control unit being used for controlling the connection or disconnection b...  
WO/2022/105254A1
An apparatus, method and system for adjusting a voltage stabilization output of a power source (10). The power source (10) forms an output voltage according to a power supply current. The apparatus comprises a sampling module (11), a PID...  
WO/2022/103755A1
A lighting device and system having a faceplate and a backplate. The faceplate or the backplate may have an arm or a set of arms having electrical conductors to connect or couple to the electrical contact points of an outlet, plug, or sw...  
WO/2022/096857A1
This application relates to voltage regulators and, particular, to low-dropout regulators (LDOs). The regulator (300) has an output stage (102) which receives an input voltage (Vin) and outputs an output voltage (Vout) and which includes...  
WO/2022/098000A1
Various embodiments of the present invention disclose a method and a device comprising: a low drop output regulator (LDO); a first DC-to-DC converter; an antenna module including an antenna array IC and an antenna array; a second DC-to-D...  
WO/2022/099212A1
Provided for may be an electromagnetic interference mitigation apparatus comprising a power supply; a power cord; a power supply chassis encapsulating at least the power supply, the power supply physically isolated from the power cord; a...  
WO/2022/097267A1
A power regulator 1 for controlling the power supply from an AC power supply 3 to a load 2 by means of phase control, said power regulator 1 being provided with: a trigger circuit 13 which has a positive side current control element 13a ...  
WO/2022/098562A1
Low drop-out (LDO) regulator circuits and methods that can operate at high frequencies without the adverse consequences of an oscillatory resonance effect from a capacitive load. In a first embodiment, a low pass filter (LPF) is coupled ...  
WO/2022/097266A1
A power regulator 1 controls the supply of power from an AC power source 3 to a load 2 by means of phase control, and is provided with: a trigger circuit 13 that has a positive-side current control element 131 and a negative-side current...  
WO/2022/087812A1
A bandgap voltage reference circuit and an integrated circuit. The bandgap voltage reference circuit comprises: a reference voltage circuit (10) and a feedback branch (20), wherein the feedback branch (20) is connected to the reference v...  
WO/2022/094365A1
A linear voltage regulator (100) includes a voltage input (101) and a voltage output (102). The linear voltage regulator (100) includes a buffer (114) having a voltage node, an input node (108), an output node and a control node (114) an...  
WO/2022/088403A1
A low-current wide-range adjustable pulse constant current source circuit, relating to the technical field of power device static parameter Vgeth testing. The problem that existing constant current sources cannot satisfy the requirement ...  
WO/2022/091540A1
A substrate current suppression circuit (11) is provided with a fixed voltage line (8) that supplies a fixed voltage to collectors of third and fourth transistors. The fixed voltage is a voltage (VDD2) higher than the base voltage of the...  
WO/2022/085101A1
A reactive power supplementing device (1) is provided with a power converter (6) and a converter control unit (7), and supplements reactive power of an AC power system (2) with output reactive power of the power converter (6). The conver...  
WO/2022/082656A1
Provided are a low dropout linear regulator and a power supply circuit. The low dropout linear regulator comprises an output stage circuit (210) and an error amplifier (220); the output stage circuit (210) comprises an output node (211),...  

Matches 1 - 50 out of 40,285