Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 351 - 400 out of 54,161

Document Document Title
WO/2019/236510A1
A resonant turn-off circuit is provided to disconnect an inadequate power source and transfer a load to an alternate power source. In the circuit, a main switch is turned off before the AC cycle of the power source crosses zero. As a res...  
WO/2019/227870A1
A current reference circuit includes a current source, a first p-channel metal oxide semiconductor (PMOS) transistor having a source coupled to a first supply voltage, a gate, and a drain coupled to the current source, and an n-channel M...  
WO/2019/228743A1
In order to create a full variable shunt reactor (FVSR) having two magnetically controllable high-voltage throttles (5, 6) which is compact and at the same time can also provide capacitive reactive power, it is proposed that auxiliary wi...  
WO/2019/225094A1
Proposed is a start-up circuit with which the impact of variations of a threshold voltage of a transistor can be further reduced. A start-up circuit (100) is provided with: an N-type first MOS transistor (NM11) for which a threshold volt...  
WO/2019/225509A1
[Problem] To provide a power source input circuit with which oscillation associated with an input current can be smoothly alleviated. [Solution] Provided is a power source input circuit comprising: a current detection resistor 21 for det...  
WO/2019/226767A1
Unique systems, methods, techniques and apparatuses of photovoltaic (PV) string power systems are disclosed. One exemplary embodiment is a PV power system comprising a plurality of PV strings and a floating DC-DC optimizer. The floating ...  
WO/2019/223613A1
Disclosed is a low-noise negative voltage stabilizer, comprising a fully integrated charge pump, an offset generator, an error amplifier, a transmission transistor, a dividing resistor R1 and a dividing resistor R2. The fully integrated ...  
WO/2019/219295A1
A charge pump circuit arrangement comprises a multitude of capacitors (110, 111, 112, 113) of a first and a second group controlled by non-overlapping clock pulses (CLK1, CLK2). The capacitors are partly realized in a semiconductor subst...  
WO/2019/217608A1
An integrated circuit (200) includes: a source (202); a set of serially-connected resistors (206) electrically coupled to the source (202); a comparator (226) including a first input port (228), a second input port (230), and an output p...  
WO/2019/215866A1
This reference voltage generation circuit is provided with a series circuit of first and second field-effect transistors (M11, M12) respectively having different threshold voltages (VTH11, VTHM12), the series circuit being connected betw...  
WO/2019/210806A1
Provided are a control method, control system, and household power center used for a household electrical device, said control method comprising: obtaining power information and/or current information of a plurality of household electric...  
WO/2019/207567A1
An off-grid renewable energy harvesting device is disclosed, which provides electric power for purchase for general devices and for authenticated devices. In some embodiments only authenticated devices may be provided with electricity fo...  
WO/2019/206509A1
The present invention relates to a protection circuit (2) comprising an input (4) for providing a first supply voltage (UE) and a voltage regulator (6) for providing a second supply voltage (UA) on the basis of the first supply voltage (...  
WO/2019/207566A1
An off-grid renewable energy harvesting device is disclosed, which provides electric power for purchase and for electronic elements which provide secondary services. The electronic elements may be integrated into the harvesting device, o...  
WO/2019/060252A8
A triac dimmer switch has an LC filter between the load output and the incoming AC supply, in order to protect the load against fluctuations in the incoming AC.  
WO/2019/207878A1
An objective of the present invention is to provide a starting circuit with which a reduced area and lowered power consumption can both be achieved with a more desirable configuration. Provided is a starting circuit (100) comprising: an ...  
WO/2019/207849A1
As an example, provided is a power source circuit 100 comprising: a power conversion part 170 for generating an output voltage V5 from an input voltage V4 and supplying power to an intermittent-drive load 200; and a current limiting part...  
WO/2019/206433A1
A power source is proposed comprising an output for a load. The power source is configured to provide a first voltage at the output. The power source is configured to detect a feedback at the output. The power source is further configure...  
WO/2019/205104A1
A power supply circuit and device, comprising: the circuit comprises multiple channels, and at least one channel in the multiple channels comprises a first switch tube (M1'), a second switch tube (M2'), a third switch tube (M1), a fourth...  
WO/2019/205155A1
A temperature compensation circuit, comprising: a voltage dividing module (100) that is adapted to be connected to an external power source, is also connected to a first compensation module (200), and divides the voltage of the external ...  
WO/2019/203937A1
In certain aspects, a bias generation circuit comprises a bias voltage generator. The bias voltage generator has a main NMOS transistor having a drain and a gate of the main NMOS transistor both coupled to a first terminal, a main resist...  
WO/2018/153338A9
The invention relates to the field of home appliances, and specifically, to power control method, device, and system for enhancing power control of home appliances, thereby reducing peak power demand. The method comprises: obtaining a to...  
WO/2019/191376A1
For creating a stable on time, a timer (120) may have a reference voltage source (650) and an input voltage source (602). The voltage sources (650, 602) provide voltage that can be applied to various circuit components, such as capacitor...  
WO/2019/191381A1
A circuit (300) includes a first common mode amplifier (310) including a first input (311), a second input (312), and a first output (313). The first common mode amplifier (310) comprises first self-based differential amplifiers. The cir...  
WO/2019/186580A1
A Variable Automatic Electrical Transformer, capable of working under different voltages used for stabilizers, regulators and isolators is provided. It is provided with the state of art sensing technology for online monitoring of the pha...  
WO/2019/178642A1
An electrical power control apparatus, including : a magnetic core including at least three interconnected limbs defining a plurality of magnetic circuits, the at least three interconnected limbs including a first limb and second limbs; ...  
WO/2019/183340A1
An access control system includes an electrically powered access control device for locking and unlocking a barrier, and an access controller coupled to the access control device. A Power over Ethernet (PoE) circuit receives power over a...  
WO/2019/141654A3
The invention relates to an electric circuit for ensuring a safe run-up and coast-down of at least one regulated operating voltage (UVDDI), a reference voltage (UVBG) and a reset signal (NRST) for a consumer, comprising a voltage referen...  
WO/2019/182598A1
In example implementations, an apparatus is provided. The apparatus includes a plurality of power outputs, a logic controller and a single switch. Each one of the plurality of power outputs is communicatively coupled to a respective curr...  
WO/2019/175249A1
An energy storage system (1) comprises at least one energy store (2), one power converter (3) for converting between a direct voltage (UDC), which is applied to the at least one energy store (2), and an alternating voltage (UAC), a trans...  
WO/2019/173985A1
The present invention relates to a circuit for increasing the output direct-current level of a transimpedance amplification stage in a TIA. The circuit comprises a transimpedance amplification stage, a differential amplification stage, a...  
WO/2019/171674A1
This power supply stabilization circuit (1) is provided with: a ripple extraction unit (10) which is disposed in a first path (L1) and extracts a ripple voltage indicating a ripple component included in a constant voltage signal; a bias ...  
WO/2019/165742A1
A voltage output circuit and method, and an electronic cigarette. The voltage output circuit comprises a power source (300) and a step-down circuit (200). The step-down circuit (200) is connected to the power source (300) and configured ...  
WO/2019/166072A1
The invention relates to a half-bridge (102) comprising a first and second power semiconductor (108, 110, S1, S2, S3, S4) connected in series, a controller (120) for the power semiconductors (108, 110, S1, S2, S3, S4), a line which origi...  
WO/2019/169022A1
A motor control system for induction-type AC electric motors having starting and run windings has a multiphase VFD drive with first and second phase outputs. A switching device with a first position where a first output of the VFD drive ...  
WO/2019/164736A1
Circuits comprising: a first capacitor(Cl); a first switch(Sl) having a first side coupled to a VIN and a second side coupled to a first side of CI; a second switch(S2) having a first side coupled to the second side of SI; a third switch...  
WO/2019/165460A1
Dedicated circuitry may monitor a processor supply voltage and provide additional power on a temporary nano-second scale basis to the processor when the supply voltage drops below predetermined levels. This may be done without explicit k...  
WO/2019/165461A1
Circuitry may monitor a processor supply voltage and pull power from the processor supply on a temporary basis when the supply voltage rises above predetermined levels. In some embodiments this may be done without explicit knowledge of a...  
WO/2019/157992A1
A CMOS high temperature reference voltage source, comprising: a reference core circuit, specifically comprising: a first PMOS tube M4, a low voltage difference linear stabilizer LDO, and a first impedance circuit and a second impedance c...  
WO/2019/157991A1
A low quiescent current, high PSRR, low-dropout linear regulator circuit. The circuit comprises an error amplifier (10), an adjusting component (20), a voltage dividing circuit (30), and a frequency band enhancing circuit (40). A drain e...  
WO/2019/159445A1
The purpose of the present invention is to provide a circuit for generating a constant reference voltage that is independent of temperature or the power supply voltage, wherein a noise component of the reference voltage is reduced. A ref...  
WO/2019/160891A1
A circuit (100) includes a sensor (110) configured to receive an input signal (120) and to provide a sensor output signal (124) in response to the received input signal (120). A plurality of mirror circuits (1-N) are configured to receiv...  
WO/2019/156763A1
An apparatus is provided which comprises: a first device coupled to a first power supply rail; a second device coupled in series with the first device, wherein the second device is coupled to a second power supply rail; and a third devic...  
WO/2019/153680A1
A circuit for reducing output power supply drop amplitude. The circuit comprises an RC circuit, a triode level regulator, and a PMOS transistor switch. An input end of the RC circuit is connected to a control signal, and an output end is...  
WO/2019/156775A1
A novel low dropout regulator (LDO) is presented. Said LDO includes the generation of a first feedback signal and a second feedback signal. The first feedback signal and a reference signal connect to a first error amplifier. The second f...  
WO/2019/150744A1
The present invention comprises: a first voltage-dividing circuit for generating a voltage in which the output voltage from a bandgap reference voltage circuit is divided in multiple stages; a first and a second correction circuit connec...  
WO/2019/084137A3
According to one aspect, embodiments of the invention provide a start-up circuit for a power system, the start-up circuit comprising an input configured to be coupled to a power source and to receive input DC power from the renewable ene...  
WO/2019/149473A1
The invention relates to a charge control device comprising a control or regulating unit (12) for the control or regulation of a charging process of an electrical energy storage component (14) of an electrical unit (16, 18, 20), and at l...  
WO/2019/145803A1
Provided is a semiconductor device with which drive capacity can be changed as appropriate. This semiconductor device (100A) comprises first to third circuits (102, 103, 101) and a first holding circuit (SH2) that comprises a first holdi...  
WO/2019/145753A1
The present invention concerns an electronic device (1000) comprising a digital circuit (6) to be compensated and a compensation device for compensating PVT variations of this digital circuit (6). This compensation device is arranged als...  

Matches 351 - 400 out of 54,161