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Matches 701 - 750 out of 33,042

Document Document Title
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 ...  
WO/2018/166501A1
Disclosed in the present application is a driver for lighting means, preferably light emitting diodes, comprising a charge pump circuit, which is improved based on a common first-stage charge pump circuit. A fifth capacitor is added to c...  
WO/2018/169308A1
The present invention relates to a voltage conversion device having an improved inductor current cutoff speed, the device comprising: a current measuring means installed in a path through which an inductor current flows; a threshold curr...  
WO/2018/169520A1
A single-stage transmitter for wireless power transfer is provided. The transmitter includes a rectifier stage and an inverter stage sharing a first phase leg. The rectifier stage further includes a rectifying leg including two diodes co...  
WO/2018/169136A1
The present invention relates to a 3-level bidirectional DC-DC converter comprising: a first voltage part for generating a low voltage; a second voltage part for generating a high voltage that is higher than the low voltage; a 3-level sw...  
WO/2018/162192A1
The invention relates to a method for operating an inverter (130) for a drive system (100). The inverter (130) is designed to electrically couple a direct-current source (110) to a drive device (120) of the drive system (100). The method...  
WO/2018/162133A1
The invention relates to a method for converting an input voltage (UE) into an output voltage (UA), which is increased in comparison with the latter, by means of a number of voltage stages (12, 12a, 12b) that each have a series circuit (...  
WO/2018/163320A1
A main conversion device has a plurality of semiconductor devices (1) connected in parallel with each other. A gate driver (13) supplies a gate voltage to the gates of the semiconductor devices (1). Gate interconnections (14, 16) are eac...  
WO/2018/162488A1
The active compensation circuit (5) for suppressing common-mode interference can be coupled to a power supply system and to an electrical installation, wherein the power supply system and the electrical installation are coupled directly ...  
WO/2018/163559A1
According to the present invention, a charging terminal and a discharging terminal are connected to a conduction control terminal of a semiconductor switch. The present invention is provided with: a charging path that has a charging term...  
WO/2018/162422A1
In the field of line commutated converters, for use in high voltage direct current (HVDC) power transmission, a line commutated converter (10) comprises a plurality of converter limbs (12A, 12B, 12C) that extend between first and second ...  
WO/2018/162859A1
The electrical system (100) includes: - a capacitor (C); - a device supplying electrical energy (102); - a device receiving electrical energy (104); - a current-consuming electrical circuit (108) designed to consume a current (i) input v...  
WO/2018/162819A1
The electric discharge circuit (106) comprises: two interface terminals (BA, BB) to which the capacitor (C) is to be connected and between which a capacitor voltage (uc) is to be present; an electric current consumption circuit (108) con...  
WO/2018/160324A1
A system and method for operating a drive system coupleable to one or more DC and AC electrical ports is disclosed. The drive system includes a DC link, at least one DC- DC converter, at least one DC-AC converter, a DC link capacitor, an...  
WO/2018/158012A1
Half-bridge for power electronic circuits, comprising a series circuit of two power electronic switches and a backup capacitance which is connected in parallel with the series circuit, wherein the backup capacitance comprises a first cap...  
WO/2018/158453A1
A battery charger (10) for a traction vehicle comprises a first conversion stage (14) for receiving an input voltage and for converting the input voltage into an intermediate DC voltage; and a second conversion stage (16) for converting ...  
WO/2018/157413A1
Two or more power converters are connected in parallel to supply power current to a joining node through connecting resistors. An output voltage before the connecting resistor in each power converter is sampled and divided by a sampling ...  
WO/2018/051087A8
A voltage reducing circuit (102) comprises a power switch circuit portion (10) comprising a high-side (128) and low-side (130) field-effect-transistors connected at a switch node (138). The power switch circuit portion has an on-state wh...  
WO/2018/158922A1
Disclosed is a main circuit wiring member for electrically connecting between a direct current power supply source and a semiconductor element module or between semiconductor element modules. The main circuit wiring member is provided wi...  
WO/2018/158294A1
The invention relates to a voltage converter for converting a first direct voltage, which is present on a primary side of the voltage converter, into a second direct voltage, which is present on a secondary side of the voltage converter,...  
WO/2018/155215A1
The present invention simply evaluates radiation noise of a semiconductor device and estimates the radiation noise of an apparatus to which the semiconductor device is mounted. Provided are an evaluation method and an evaluation apparatu...  
WO/2018/154624A1
A power conversion device (100) is equipped with a power module (10) that is provided with: a bridge circuit (11) having first and second switching elements (11a, 11b); a capacitor circuit (12), which is connected in parallel to the brid...  
WO/2018/155321A1
Provided is a control device comprising: an inverter (11); a first drive unit (51); a first boosting unit (61); a second drive unit (52); and a second boosting unit (62). The inverter (11) has a plurality of high-potential switching elem...  
WO/2018/153810A1
The invention relates to a circuit (1) for producing low voltage with voltage switching between a supply voltage (VCC) on a tap (11) for the normal mode and a lower supply voltage (VCC) for a standby mode of an appliance, in which the ci...  
WO/2018/156963A1
A load control device may be configured to turn on lighting loads to obtain a fast turn-on time that may be substantially consistent across lighting loads that have different load voltages. The load control device may comprise a power co...  
WO/2018/155873A1
The purpose of the present disclosure is to protect a power circuit of a base station in a wireless communication system, the base station comprising: at least one module for processing a signal; and the power circuit for supplying power...  
WO/2018/149041A1
A permanent magnet synchronous motor drive system power converter that does not employ an electrolytic capacitor, and a control method thereof. The power converter comprises a single-phase rectifier circuit unit (A) connected to a power ...  
WO/2018/149629A1
In the field of gate drivers there is provided a regulated voltage source (10; 10A, 10B), for a gate driver (200; 300) of a switching device (18) having a gate terminal (26) via which the switching device (18) can at least be turned on. ...  
WO/2018/151469A1
As an embodiment of the present invention, an integrated digital low dropout regulator is provided. The integrated digital low dropout regulator according to an embodiment of the present invention may comprise: a detection unit for detec...  

Matches 701 - 750 out of 33,042