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Matches 1 - 50 out of 69,142

Document Document Title
WO/2018/128077A1
The present invention achieves a failure detecting device that can more quickly determine in at least which abnormality detecting unit, among a plurality of abnormality detecting units that can detect the occurrence of an abnormality in ...  
WO/2018/126556A1
An intelligent half-bridge correction wave voltage conversion circuit based on PFC and LLC resonances. The circuit comprises: an input unit (10); a filtering unit (20); a PFC voltage boosting unit(30); an LLC isolated converter unit(40) ...  
WO/2018/126557A1
A PFC and LLC resonance-based smart half bridge sine wave voltage conversion circuit, comprising: an input unit (10), a filtering unit (20), and a PFC boost unit (30); an LLC isolation converter unit (40), comprising a first switch tube ...  
WO/2018/127054A1
A serial-to-parallel converter (100) having multiple inputs and a charge/current conversion appliance (10) using same, relating to the field of converter technology. The serial-to-parallel converter (100) comprises multiple direct curren...  
WO/2018/126822A1
A control method and control system for a distributed power source energy generation system The distributed power supply energy generation system comprises N sub-isolated three-port converters and N independent distributed direct-current...  
WO/2018/128216A1
The present invention provides a multi-channel switching converter wherein: multiple channels are employed so that the switching converter can be operated by several energy sources; the switching converter can be operated by the best one...  
WO/2018/128101A1
This AC-DC converter comprises: an input alternating-voltage source (1) that outputs an input alternating voltage Vac; a step-up converter unit (3) that converts the input alternating voltage into an output direct voltage VO and outputs ...  
WO/2018/123082A1
The purpose of the present invention is to accelerate multiphase interleave control of a power supply device. Furthermore, in the acceleration of the multiphase interleave control of the power supply device, detection of feedback signals...  
WO/2018/123066A1
This power conversion device is characterized by being provided with: a power conversion unit, to which two direct current power sources are connected, and which performs power conversion; and a control unit that calculates an operation ...  
WO/2018/123081A1
The purpose of the present invention is to accelerate multiphase interleave control of a power supply device. Furthermore, in the acceleration of the multiphase interleave control of the power supply device, detection of feedback signals...  
WO/2018/123083A1
In a power supply device provided with chopper circuits, the amount of jitter generated due to misalignment between the generating of a command signal and the sampling point, which is the point in time at which the gate signal is formed,...  
WO/2018/122835A1
Current regulating techniques utilizing buck-boost circuitries are disclosed. A buck switching device is used in an input stage of a buck-boost circuitry of some embodiments for regulating an input current thereof, and a boost switching ...  
WO/2018/122038A1
An arrangement (100) is disclosed, comprising an electrical pulse generating module (10) configured to generate at least one electrical pulse, and a transformer (20) electrically connected to the electrical pulse generating module (10). ...  
WO/2018/124928A1
The invention relates to devices for converting direct current electrical energy, and more particularly to devices for powering radio transmitters equipped with an output microwave device. The invention makes it possible to increase stab...  
WO/2018/123008A1
A converter device (100) is provided with: a rectifier circuit (4) for rectifying an AC voltage outputted from an AC power supply (1); a booster circuit (20) that includes a plurality of reactors (5a, 5b, 5c), a plurality of switching el...  
WO/2018/123080A1
The purpose of the present invention is, in multiphase interleave control of a power supply device, to allow the pulse width ∆T of each phase to mutually overlap, and control with the ability to handle pulse power control of a broad ba...  
WO/2018/123552A1
Provided are a snubber circuit capable of reducing a loss, and a power conversion system using the snubber circuit. A snubber circuit (3) is provided with a clamp circuit (31), and an insulated voltage conversion circuit (32). The clamp ...  
WO/2018/123079A1
The purpose of the present invention is, in multiphase interleave control of a power supply device, to suppress the occurrence of overshoot and undershoot of output voltage, and have control for which the number of detection units and a ...  
WO/2018/126167A1
Described examples include systems, methods and apparatus for controlling off-time during a burst mode in an LLC converter (100). In one example, the LLC converter (100) has a primary side (102) and a burst mode controller (108). The bur...  
WO/2018/124930A1
The utility model relates to pulse transformer equipment devices, in particular to devices for stabilizing current and regulating a power factor in transformers. The technical result of the utility model is to simplify the design of a de...  
WO/2018/120817A1
A frequency converter (10) and a microwave oven (100). The frequency converter (10) comprises an inversion switch unit (11), a boost transformer (12), and a voltage-multiplying rectification unit (13). The inversion switch unit (11) comp...  
WO/2018/122094A1
The invention discloses a module energy store converter system (10) comprising the following: at least one converter arm (12) comprising a plurality of standard modules (14) connected in series, and at least one extra-low voltage module ...  
WO/2018/120214A1
A method for adjusting the energy efficiency of a power supply of a terminal and the terminal, related to the field of circuits, allowing, in a scenario in which an LDO is connected after a DC-DC voltage converter (1), quick configuratio...  
WO/2018/124521A1
The present invention provides a switching control method for an isolated bidirectional DC-DC converter, the method enabling highly efficient control by mixedly using a plurality of switching controls according to a battery voltage in th...  
WO/2018/126171A1
Described examples include systems, methods and apparatus for determining a resonant frequency of an LLC converter (100) via a primary side (102) of the LLC converter (100). In one example, a circuit includes the LLC converter (100) and ...  
WO/2018/120482A1
A PFC staggered flyback full bridge-based smart correction wave voltage conversion circuit, comprising: an input unit (10); a PFC boost unit (20); a staggered flyback isolation transformer unit (30), comprising a first switch transistor ...  
WO/2018/120828A1
A power supply converter, comprising a branch a, a branch b, a second transformer (T1B), a first transistor (Q1), a second transistor (Q2) and a first transformer (T1A). The power supply converter can not only accelerate the starting of ...  
WO/2018/122116A1
A power converter circuit comprises a voltage input, a voltage output, and a storage inductor. The power converter circuit additionally comprises at least four power switches, wherein a first power switch of the four power switches coupl...  
WO/2018/116699A1
This power supply circuit comprises a first switching element pair which comprises a high side first switching element and a low side second switching element, a second switching element pair which comprises a high side third switching e...  
WO/2018/116431A1
In order to sufficiently reduce the switching loss of a power conversion device, a control device (90) brings second and third switching elements (Q12, Q13) into an on-state to allow the positive pole of a first voltage (V1) to appear at...  
WO/2018/115870A1
A voltage divider circuit arrangement (2) comprises: a resistive divider circuit portion (4) comprising at least first and second resistors (R1, R2) having first and second resistor impedance values respectively, wherein said first and s...  
WO/2018/119109A1
Described examples include methods and apparatus for determining a value of a pulse-width modulation (PWM) signal (245) with which to drive a power stage (210) of a DC-to-DC voltage converter (200) having an output inductor (212) coupled...  
WO/2018/114322A1
A synchronous converter for driving a load (4) comprises a first switch (M1) coupled in series with a second switch (M2) via a node (x), an inductor (L1) coupled to the node (x), input terminals (10, 11) for receiving an input voltage (V...  
WO/2018/117527A1
Disclosed is a power supply apparatus capable of reducing cost and lowering the current in stand-by mode. The power supply apparatus comprises: a primary rectifier circuit for flattening alternating current; a transformer comprising a pr...  
WO/2018/116437A1
This power conversion device is equipped with: a reactor in which a direct current winding and a plurality of coupled windings are wound around a single magnetic body, one end of the direct current winding is connected to a voltage sourc...  
WO/2018/115869A1
An electronic device comprises at least one voltage regulating circuit portion (2) connected to a first node (10) and a current source (12) connected to a second node (14). A detection circuit portion 16 is arranged to determine whether ...  
WO/2018/116349A1
A power conversion device (10) is provided with: a plurality of power conversion units (12), each having a function of converting an inputted direct current voltage into a different direct current voltage; and a control unit (15) that co...  
WO/2018/116109A1
Various methods and devices that involve pulsed signals are disclosed. An example minimum pulse-width (MPW) circuit comprises a first and second logic circuit. A first input of the first logic circuit is connected to an input of the MPW ...  
WO/2018/113464A1
A power supply chip, a power supply and a method for providing electrical energy. The power supply chip comprises a chip body and M bus interfaces arranged on the power supply chip body, wherein each power supply bus interface supports S...  
WO/2018/116695A1
In order to improve stability of output from a power supply circuit, this power supply circuit comprises switching element pairs (10A, 10B), which comprise high-side switching elements (Q1, Q3) and low side switching elements (Q2, Q4) co...  
WO/2018/114528A1
The invention relates to a control circuit comprising a two-position controller for controlling a clocked converter having an upper threshold which characterises the switch-off time point of a first converter transistor of the clocked co...  
WO/2018/113996A1
Disclosed are control circuits for a SIMO voltage regulator, and associated voltage regulators. The control circuit comprises output switches for selective connection of each output to a first inductor terminal; and a controller. In an e...  
WO/2018/115159A1
It is presented a power converter for transferring electric power provided on an input terminal to an energy storage element. The power converter comprises: an inductor; a switch connected to selectively control a connection between the ...  
WO/2018/109433A1
A subsea DC to DC voltage converter comprising a DC to AC voltage conversion stage comprising first second' output lines, an AC to DC voltage conversion stage connected to the first and second outputs lines respectively; the DC to AC vol...  
WO/2018/107619A1
A PFC and LLC resonance-based intelligent full-bridge sine-wave voltage conversion circuit, comprising: an input rectification unit (10), a filtering unit (20), a PFC voltage boosting unit (30), and an LLC isolation converter unit (40), ...  
WO/2018/108876A1
In a protection arrangement (1) for protecting a transformer (2), an AC source (6) and/or AC sink (6), comprising a transformer (2), of which one winding (3) is connected to an AC source (6) or to an AC sink via a first and a second line...  
WO/2018/107599A1
A PFC forward full bridge-based intelligent sine wave voltage conversion circuit, comprising: an input unit (10): a PFC voltage boosting unit (20); an isolation type dual-transistor forward converter (30) comprising a first switching tra...  
WO/2018/110890A1
The present invention provides an electronic component housing comprising: a first housing; a second housing; a sealing member positioned between the first housing and the second housing; and a fixing member for fixing the first housing ...  
WO/2018/109001A1
DC-DC converter, vehicle electrical system having a DC-DC converter. The invention discloses a DC-DC converter (GW1,...) for converting between two voltages (U1, U2), having: - two first current connections (A11, A12) for connecting the ...  
WO/2018/112167A1
The present disclosure relates generally to power collection systems. In some power collection systems, such as a power collection system for a large solar panel array, the voltage of the collected power must be increased to medium volta...  

Matches 1 - 50 out of 69,142