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Patent Searching and Data


Matches 601 - 650 out of 32,915

Document Document Title
WO/2018/195551A1
A method of monitoring a power factor correcting (PFC) power supply is provided. The method includes: powering on the PFC power supply with a constant current; starting a runtime counter that increments a count value; measuring an output...  
WO/2018/193527A1
An overcurrent detection circuit (50) is provided with: a di/dt detection circuit (10) that detects di/dt of a current Ie flowing in an emitter of an IGBT (121); a control circuit (14) that detects whether or not the current Ie is an ove...  
WO/2018/193720A1
Provided is a power conversion device that makes it possible to highly accurately detect the temperature of an IGBT or other semiconductor switching element without increasing device size or cost. This power conversion device is provided...  
WO/2018/195148A1
An apparatus and method for aggregating and supplying energy includes a plurality of power modules for inverting a first type of electrical power, which is supplied to the power modules from multiple sources of power, to a second type of...  
WO/2018/192947A1
Device for controlling a terminal for re-establishing power in a multi-terminal high-voltage DC transmission installation including the terminal, the terminal comprising at least one voltage converter comprising an electrical energy stor...  
WO/2018/188946A1
A method for producing a high-frequency power at a predefined frequency, in particular between 3 and 180 MHz, which can be supplied to a plasma load (49), comprises the method steps of: a. generating an analogue signal by supplying digit...  
WO/2018/191080A1
A controller for use in a power converter includes a control circuit coupled to generate a low side drive signal to control switching of a low side switch, and generate an ON signal and an OFF signal in response to a feedback signal repr...  
WO/2018/188166A1
A shielding equalizer circuit, comprising a main circuit and an auxiliary circuit connected in parallel to the main circuit. The main circuit comprises a thyristor level equivalent circuit, capacitances to ground of metal terminals, and ...  
WO/2018/188746A1
An apparatus comprising a high-sided switching element of an inverter, a low-sided switching element of the inverter and a diagnostic module, and a method of operating said apparatus are described. The diagnostic module is configured to ...  
WO/2018/188753A1
A circuit arrangement (100) is disclosed that is electrically connectable in a current path (1). The circuit arrangement (100) comprises at least one switching element (20, 30, 40), comprising at least a first terminal (21, 31, 41), a se...  
WO/2018/188750A1
An arrangement (10) is disclosed, comprising at least one first elongated element (1) and at least one second elongated element (2), each of the at least one first elongated element (1) and the at least one second elongated element (2) b...  
WO/2018/188350A1
A full-bridge modular multilevel converter (MMC) activation control method and system: each phase bridge arm among a three-phase bridge arm comprises at least two sub-bridge arms, and each sub-bridge arm comprises thereon a full-bridge M...  
WO/2018/189032A1
An LED lighting driver has a switched mode power supply which generates an auxiliary power supply. The auxiliary power supply circuit has a first power supply inductor and a second power supply inductor in series with each other. The sec...  
WO/2018/185385A1
Method for controlling a battery (20)-charging device (10), comprising a rectifier stage (11) with two DC power supply buses, at the output of each of which is connected a capacitor (C1, C2), each capacitor being coupled to an LLC resona...  
WO/2018/184671A1
The invention relates to a multi-phase multi-stage power converter (MMC), comprising a phase module (PM1, PM2, PM3), which has a power converter module (UL, UH), which is formed from a plurality of two-pole sub-modules (SM) connected ele...  
WO/2018/186188A1
This electrical system is provided with: electric devices (10, 2, 2b) operated by a power supply voltage supplied from a direct current power supply (3); a filter circuit (30) which has a resistance element (32) constituting a closed cir...  
WO/2018/186096A1
[Problem] The present invention addresses the problem of providing a gate driving circuit capable of individually controlling rising and falling of a gate voltage. [Solution] A gate driving circuit comprises: a first transistor (112); a ...  
WO/2018/184607A1
The disclosure describes a circuit arrangement for an optically controllable power-electronic component which can be switched on and off, having: a light-sensitive circuit element; a power semiconductor circuit which, for switching on an...  
WO/2018/182914A1
Techniques for wired and wireless charging of electronic devices are provided. An example of a method for charging a device according to the disclosure includes receiving a signal from a power source with an electronic circuit (500), suc...  
WO/2018/179985A1
An electromagnetic resonance coupler (100) comprises: a first transmission line (300) on the top surface of a dielectric layer (112); and a second transmission line (400) on the rear surface of a dielectric layer (113). The first transmi...  
WO/2018/178855A1
A power module (1) for a converter of electrical magnitudes, comprising an electronic board (2) on which a first electrical circuit (3) is fashioned which defines a positive pole of a direct magnitude, a second electrical circuit (4) is ...  
WO/2018/177532A1
The present disclosure relates to a converter arrangement comprising a valve hall 1, a high-voltage power converter 2 contained in the valve hall, a bushing 4 through a wall of the valve hall, a bus-bar 7 connecting the converter to the ...  
WO/2018/180324A1
The present invention concerns a method for controlling the temperature of a multi-die power module comprising plural dies, a multi-die temperature control device receiving an input signal and driving independantly the dies of the multi-...  
WO/2018/181815A1
A load driving device, wherein a logic unit 30 for switching on/off a switch element connected to a load includes: a switch signal generation circuit 31 for generating a switch signal S3 so that the switch element is left on by default i...  
WO/2018/176301A1
A transformer (100) and a power adapter are provided. The transformer comprises: a frame (N0), a primary coil (N1) reverse-wound on the frame, an auxiliary coil (N2), a shielding coil (N4), and a secondary coil (N3) forward-wound on the ...  
WO/2018/183595A1
A power supply circuit includes a matrix converter that converts a first to third input alternating current (AC) phases into a single primary phase, a transformer including a primary side electrically connected to the single primary phas...  
WO/2018/177771A1
The present invention relates to an electric current converter having an expanded control system for the temperature-dependent limitation of the maximum current. Wherein, to limit the maximum electric current in the current converter, no...  
WO/2018/181212A1
A high-side transistor MH is provided between an input line 102 and a switching line 104. A high-side driver 122 drives the high-side transistor MH. A first capacitor C1 is provided between the switching line 104 and a lower-side power s...  
WO/2018/178163A1
The invention relates to a high voltage transformer (1) comprising a primary circuit having a primary winding (101), a secondary circuit having at least two secondary windings (301a, 301b), which are connected in series and decoupled by ...  
WO/2018/178786A1
The invention relates to a domestic appliance device, in particular a cooking appliance device, comprising at least one discharge unit (10) provided for at least partially discharging at least one energy storage unit (12) in at least one...  
WO/2018/174963A1
In one general aspect, a converter circuit includes a magnetic core and a coil assembly. The coil assembly includes a primary winding assembly, a secondary winding assembly, and an auxiliary winding assembly. The primary winding assembly...  
WO/2018/175700A1
A chopped amplifier system (200) includes a ripple reduction filter (220) outside of a main signal path. The system (200) includes a chopped amplifier (210) having an input terminal (Vin) and an output terminal (Vout). The input terminal...  
WO/2018/171613A1
Disclosed is a two-stage switch power supply (10), comprising an input rectification module (101), a first control module (102), a first conversion module (103), a second control module (106), a second conversion module (104) and a volta...  
WO/2018/175033A1
An apparatus is provided which comprises: a low-side switch; at least two high-side switches coupled to the low-side switch; a supply boost circuitry coupled to one of the at least two high-side switches; and a high-side switch selection...  
WO/2018/175824A1
An apparatus includes a first winding and a second winding on a core and having first taps coupled in common to a first node of an inverter circuit. The apparatus further includes a switching circuit configured to selectively couple a se...  
WO/2018/171883A1
A power supply (1) for generating a DC output signal from an AC input signal, is provided. The power supply (1) comprises a Vienna rectifier (10), comprising a first converter (101), for switching the AC input signal between a joint midp...  
WO/2018/172134A1
The invention relates to a method for controlling a direct current switch (1), in particular a fault current protection switch or a circuit breaker. The direct current switch (1) has a first semiconductor switch (2a) and a second semicon...  
WO/2018/172329A1
In the case of an inverter (9) comprising a first inverter stage (1, 8) having a first switching frequency, it is proposed that the inverter (9) comprises a second inverter stage (2), which is downstream of the first inverter stage (1, 8...  
WO/2018/173381A1
A drive circuit (21A) is connected to a gate terminal (g1) of an FET (Q1) and turns on the FET (Q1) by applying a voltage to the gate terminal (g1), wherein the FET (Q1) is connected to a DC power supply (VPP) to be transformed, is contr...  
WO/2018/172020A1
The invention relates to an electrical power supply system, comprising: a transformer (0) from a medium voltage level to a low voltage level; at least one electrical resistor (3), which is electrically connected to the secondary winding ...  
WO/2018/175035A1
An apparatus is provided which comprises: a power gate device coupled to a gated power supply node and an ungated power supply node; and a control circuitry coupled to the power gate device, wherein the control circuitry is to turn on th...  
WO/2018/167954A1
A temperature estimation device (100) calculates a first estimation temperature (41A) of a reactor (3) on the basis of a reference estimation temperature (21A) given by a first delay time (T1) and the output from a temperature change amo...  
WO/2018/166497A1
Provided in the present disclosure is a control circuit, comprising a power supply input end, an energy storage unit, a switch unit, and a trigger unit. An input end of the energy storage unit is connected to the power supply input end. ...  
WO/2018/168116A1
A power conversion device diagnosis circuit is provided with: a noise current detection unit 119 for detecting a noise component superimposed on a DC power line of a power conversion device 10 that is configured by including a plurality ...  
WO/2018/165991A1
A method prevents shoot-through currents and reduces body-diode conduction time in an inverter circuit by changing dead times for transistors in the inverter circuit. A sensing resistor senses temperatures of transistors in the inverter ...  
WO/2018/166074A1
An intelligent power module (4100) and an air-conditioner. The intelligent power module comprises a power drive circuit, an adjustment circuit and a current sampling circuit. The current sampling circuit is connected to the power drive c...  
WO/2018/170302A1
A system for reducing a resonant oscillation on a direct current bus of a power inverter/converter for an electric machine having a variable frequency drive is disclosed. The system includes a battery, a first capacitor connected in para...  
WO/2018/166650A1
The invention relates to a method (34) for operating a first converter (4) and a second converter (6), each of which has a bridge circuit (16) having switchable semiconductor switches (18). The switchable semiconductor switches (18) of t...  
WO/2018/167810A1
A current balancing circuit for electrical machines, comprising an electrical machine, which includes at least two electrical conductors (1, 2, 3, 4), placed in parallel, inside which relative currents (I1, I2, I3, I4) flow, in which the...  
WO/2018/166846A1
A grounding arrangement for a Voltage Source Converter (VSC) in a power transmission system is provided. The VSC comprises at least one converter branch (20) comprising at least one module (221-22N),each module comprising a plurality of ...  

Matches 601 - 650 out of 32,915