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Patent Searching and Data


Matches 1 - 50 out of 12,656

Document Document Title
WO/2018/065120A8
In order to achieve a universal, flexible and highly integrated operating device for driving various lamps, ensuring the protection of the entire operating device and of the appliances connected thereto by means of staggered protective m...  
WO/2019/148589A1
A safety electronic switch, comprising a first terminal (XSES1), a second terminal (XSES4), a third terminal (XSES3), surge voltage suppression units, a comparator, and a relay. The surge voltage suppression units are connected to a safe...  
WO/2019/149126A1
Disclosed is a circuit for use in a chip pin that releases a voltage on the chip pin and protects electronic components in a chip from being damaged. The present application comprises: a first transistor, a second transistor, a first sub...  
WO/2019/149385A1
The invention is concerned with a neutral arrangement (NA) for a converter station (RS) of a direct current power transmission system comprising a first converter (22) with such a converter station and with such a system. The neutral arr...  
WO/2019/149416A1
The invention relates to a device for protecting at least one consumer in an on-board power supply, particularly of a motor vehicle, comprising at least one switching means (32) for supplying at least one consumer (22, 26, 28, 46) with e...  
WO/2019/149559A1
The invention relates to a device, e.g. a machine for production. The device comprises a load circuit which generates a leakage current. The device also comprises a leakage current compensator having a unit for detecting the leakage curr...  
WO/2019/148910A1
A circuit with an electrostatic protection function, a high-voltage integrated circuit, and an air conditioner. The circuit with the electrostatic protection function comprises a voltage detection circuit (10), a main bleeder circuit (20...  
WO/2019/149378A1
Automotive auxiliary unit (10) with an electronic protection unit (16) comprising an inverse-polarity protection unit (18) with a semiconductor switch (20), and an overcurrent protection unit (22), wherein the overcurrent protection unit...  
WO/2019/144257A1
Provided herein are protection devices having a tubular ceramic part and a tubular metal oxide varistor (MOV) electrically coupled in series or parallel. In some embodiments, the tubular ceramic part is connected between a first electrod...  
WO/2019/141811A1
A crowbar device is provided. The crowbar device has a first terminal (1) and a second terminal (2), the terminals (1, 2) being connectible to a medium to high impedance AC voltage source (AV), the crowbar device comprising a trigger cir...  
WO/2019/143813A1
A superconducting fault current limiter element, comprising: a plurality of tapes, arranged in electrical parallel fashion among one another, wherein at least one tape of the plurality of tapes comprises a superconductor tape, and wherei...  
WO/2019/139933A1
A system and method for suppressing EMP-induced electrical system voltage surges due to detonation of a nuclear weapon, the EMP comprising E1, E2, and E3 component pulses. (100, 110, 120 respectively) A plurality of shunting assemblies, ...  
WO/2019/127673A1
Provided are a short circuit proof integrated chip (100) and a terminal device. The integrated chip (100) comprises: a control unit (110), a first output end (111) for outputting a first signal, a second output end (112) for outputting a...  
WO/2019/130281A1
Disclosed herein is a method for achieving increased tolerance of electrical wires to risks consequential to excessive heat generated within and/ or incident externally upon said wires. Said method involves concentric layering of a centr...  
WO/2019/122597A1
The present invention relates to a method for at least partially removing oscillations occurring at the end of a current discharge through the structure diodes for a switching structure supplying an inductive load (L1, R1) in the form of...  
WO/2019/124407A1
An electric power consuming device, wherein the switching noise of a switching element is reduced using a plurality of small resistors and a compact switching element. A control voltage generation unit 20A monotonously raises a first con...  
WO/2019/119886A1
The present invention provides a series compensator and a control method. The series compensator comprises a series transformer, a shunt device of the series transformer, a voltage source converter, a high-speed shunt device of the conve...  
WO/2019/122041A1
The present invention relates to a method of remotely monitoring a status of a surge arrester disconnector via a long-range wireless mesh communication system of surge arrester disconnectors organized in clusters, each cluster including ...  
WO/2019/119980A1
An electrostatic protection circuit, an integrated circuit chip, and a household appliance. The electrostatic protection circuit comprises a circuit unit to be protected (100), an input electrostatic protection unit (200), and an output ...  
WO/2019/114377A1
A security unit, comprising: a parallel over voltage protection circuit (10) and an alarm indication circuit (20); the initial state of the over voltage protection circuit (10) is a high impedance state, and the state is converted to a c...  
WO/2019/110016A1
An electrostatic discharge protection circuit for an integrated circuit and a method for electrostatic discharge protection thereof are disclosed. The integrated circuit includes a power source, a ground, a signal input, and a signal out...  
WO/2019/105733A1
The invention relates to a circuit (1) for limiting the voltage of, and switching off a gate of an FET with a control logic (10) and a switch-off logic (20). According to the invention, the circuit has a stop and protection device (60) w...  
WO/2019/100767A1
Disclosed in the present invention are a bus short-circuit detection method, circuit, a storage medium and a processor. The method comprises the following steps: starting a weak current charge circuit in a condition that a strong voltage...  
WO/2019/101421A1
The present invention relates to an electric drive system that can be fed by a fuel cell as electric energy source. Here, a multi-level inverter is provided, which can be coupled at an input to the fuel cell and which can be coupled at a...  
WO/2019/102247A1
The present invention relates to a protection circuit (20) for a shunt resistor comprising: an input terminal (6a) and an output terminal (22), wherein the output terminal is adapted to be connected to a shunt resistor, a normally closed...  
WO/2019/100394A1
A TFT substrate, an ESD protection circuit, and a method for manufacturing the TFT substrate. The TFT substrate comprises: a base substrate (11); a first gate (12) provided on the base substrate (11); a first insulating layer (13) provid...  
WO/2019/095536A1
An overvoltage protection circuit and a projector, relating to the technical field of projection devices, and the circuit comprising: a first detection circuit (10), a switch circuit (20), and an action and delay recovery circuit (30). T...  
WO/2019/088908A1
A method and a device for detecting faults and for protection of electrical networks, the electrical networks being fed from a transformer station (20) through a first three-phase switching device (25) with circuit breaker (18), a distri...  
WO/2019/086058A1
The invention concerns the method and connection to limit the value of voltage between the neutral point (1) of the network and ground (2), namely in networks with directly earthed neutral point (1) or in networks where the limiting impe...  
WO/2019/086249A1
The invention relates to a circuit arrangement for combined protection of a load from temporary and transient overvoltages with emergency operation of the load in the presence of a temporary overvoltage and with integrated follow current...  
WO/2019/086299A1
An arrangement for a refrigeration and/or freezing appliance, having an electrical or electronic component (1, 2a) and having ascertainment means (2, 4) by which an electrical or thermal load of the component can be ascertained, wherein ...  
WO/2019/088422A1
Disclosed is a vehicle control device comprising: a motor switching unit including a plurality of switching elements respectively connected to a plurality of phases of a motor; a motor control unit for transmitting, to the motor switchin...  
WO/2019/080212A1
Provided are an overcurrent and overvoltage protection circuit, an electromagnetic induction type wireless power supply system and a cooking appliance. The overcurrent and overvoltage protection circuit comprises: a current detecting uni...  
WO/2019/080198A1
An electromagnetic induction type wireless power supply system and a load sudden-change protection circuit therefor. The wireless power supply system comprises a wireless power supply end (100) and a wireless receiver (200). The wireless...  
WO/2019/084257A1
Unique systems, methods, techniques and apparatuses of inrush current detection and reduction are disclosed. One exemplary embodiment is a method for transmitting power to a load comprising operating a solid-state switching device of a p...  
WO/2019/081127A1
The invention relates to a device for determining and/or monitoring at least one process variable of a medium in a container, comprising at least one sensor unit and an electronic unit (1) which comprises a transceiver unit (2) and a tra...  
WO/2019/076258A1
Provided is a rapid switch arc suppression system, wherein same is applicable to high-resistance ground faults. The system comprises: a rapid switch arc suppression apparatus mounted on a substation bus, wherein the rapid switch arc supp...  
WO/2019/078860A1
An over current isolation circuit may, in an example, include a control chip, an input/output embedded controller communicatively coupled to the control chip, and an isolation circuit to isolate the control chip from an over current even...  
WO/2019/078994A1
An Electro-Static Discharge (ESD) protection circuit is disclosed. In some implementations, the ESD protection circuit includes a first ESD diode, a second ESD diode, a passive equalization network and a programmable resistor network. Th...  
WO/2019/077019A1
The invention relates to a trigger circuit for a gas-filled surge arrester (GDT) as a protection device for a varistor (VAR1), wherein the gas-filled surge arrester (GDT) is connected substantially parallel to the varistor (VAR1) and whe...  
WO/2019/077038A1
The invention relates to an overvoltage protection device (1) comprising a housing (4, 5), at least two overvoltage-limiting components (6a, 6b), at least two separating devices, and a remote notification contact, which has a switch (7),...  
WO/2019/072607A1
The invention relates to a method, in particular that can be carried out in a vehicle, for actuating a controllable switching element (10) when a fault, e.g. an overcurrent and/or an overtemperature, occurs. In the method according to th...  
WO/2019/068669A1
A current limiter device (17) is specified, comprising – an electrical coil device (1) having an inductor (3) with two electrical connections (19), by means of which the coil device (1) is connectable to a superordinate circuit, and a ...  
WO/2019/063138A1
The invention relates to an electronic circuit breaker (2) comprising a first semiconductor switch (Q3) which is switched into a current path (3) between a voltage input (4) and a load output (6) and comprising a controller (10) which is...  
WO/2019/056853A1
The present solution relates to a set-top box Tuner protection device and a protection method, the protection device comprising: a permanent protection inductor, a backup protection inductor, a control switch and a voltage detection unit...  
WO/2019/060317A1
Directing an electrostatic discharge received via a conductive pad through a multi-tap inductor having a signal path connecting the conductive pad to a signal processing circuit, the multi-tap inductor having a sequence of taps located a...  
WO/2019/056320A1
Provided are a power supply circuit (10), a power supply device, and a control method. The power supply circuit (10) comprises a primary rectification unit (11), a modulation unit (12), a transformer (13), a secondary rectification and f...  
WO/2019/052256A1
The prevent invention provides a protection circuit of an air conditioning controller and a control method thereof. The protection circuit of the air conditioning controller comprises: a thermistor, a relay, a rectifier module, a voltage...  
WO/2019/051924A1
Disclosed are a static electricity discharge protection circuit (300) and a display device using same. The static electricity discharge protection circuit (300) comprises a first switch (T10), a control end (T13) of the first switch (T10...  
WO/2019/047474A1
An intelligent power module and an air-conditioner controller. An adjustment circuit (14A, 24A, 34A, 44A, 54A, 64A) is additionally provided between each drive circuit (14, 24, 34, 44, 54, 64) in the intelligent power module and a corres...  

Matches 1 - 50 out of 12,656