ClassID:

217950

H02M7/2176 - CPC Classification

Classification description:

Conversion of ac power input into dc power output; Conversion of dc power input into ac power output; Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only comprising a passive stage to generate a rectified sinusoidal voltage and a controlled switching element in series between such stage and the output

Recent Application in this class:
#1
20260088706
2026-03-26

METHOD FOR OPERATING A POWER CONVERTER AND POWER CONVERTER

#2
20260031744
2026-01-29

Power Converter With Auxiliary Voltage Supply

#3
20250167694
2025-05-22

SWITCHED CAPACITORS FOR AC-DC APPLICATIONS

#4
20250038637
2025-01-30

SYSTEM AND METHOD FOR ESTIMATING A CURRENT IN AN INDUCTOR OF A POWER CONVERTER

#5
20240235417
2024-07-11

CONTROL CIRCUIT AND POWER FACTOR CORRECTION CIRCUIT

#6
20240235386
2024-07-11

RESONANT CONVERTER, CONTROL METHOD OF RESONANT CONVERTER, AND RELATED DEVICE

#7
20240171087
2024-05-23

HEATING DEVICE AND OUTPUT CONTROL METHOD FOR HEATING DEVICE

#8
20240162810
2024-05-16

POWER CONVERSION DEVICE

#9
20240154540
2024-05-09

Power Supply Circuit, Power Supply Method and Electronic Device

#10
20240154523
2024-05-09

A DEVICE FOR POWER TRANSFORMATION AND PHOTONIC IRRADIATION

#11
20240136922
2024-04-25

RESONANT CONVERTER, CONTROL METHOD OF RESONANT CONVERTER, AND RELATED DEVICE

#12
20240120827
2024-04-11

Illumination Device and Method for Decoupling Power Delivered to an Led Load from a Phase-Cut Dimming Angle

#13
20240072681
2024-02-29

Insulated-Gate Bipolar Transistor (IGBT) Rectifier for Charging Ultra-Capacitors

#14
20230396155
2023-12-07

Three-phase power factor controller implemented with single-phase power factor correction controller

#15
20230387808
2023-11-30

MAGNETICALLY COUPLED GALVANICALLY ISOLATED COMMUNICATION USING LEAD FRAME

#16
20230387777
2023-11-30

System and method for estimating a current in an inductor of a power converter

#17
20230353044
2023-11-02

Charge mode control for power factor correction circuit

#18
20230336093
2023-10-19

INTEGRATED CIRCUIT AND POWER SUPPLY CIRCUIT

#19
20230336076
2023-10-19

Systems and methods for output current regulation in power conversion systems

#20
20230121050
2023-04-20

Insulated-gate bipolar transistor (IGBT) rectifier for charging ultra-capacitors

#21
20230107131
2023-04-06

Switching mode power supply with stable zero crossing detection, the control circuit and the method thereof

#22
20230006570
2023-01-05

Power supply conversion device and charging control method

#23
20220376631
2022-11-24

Power supply unit for vehicle charging

#24
20220360167
2022-11-10

Charge mode control for power factor correction circuit

#25
20220337170
2022-10-20

Switched capacitors for AC-DC applications

#26
20220302916
2022-09-22

High speed switching solid state relay circuit

#27
20220224218
2022-07-14

Integrated circuit and power supply circuit

#28
20220209680
2022-06-30

Power converter

#29
20220190738
2022-06-16

Alternating current to direct current conversion circuit

#30
20220190712
2022-06-16

Alternating current to direct current conversion circuit

#31
20220149722
2022-05-12

Integrated circuit and power supply circuit

#32
20220047879
2022-02-17

SYSTEM AND METHOD FOR DELIVERY A FLOW OF ELECTRONS FOR INHALATION OR INGESTION BY AN ORGANISM

#33
20210376662
2021-12-02

TRANSMITTER AND RECEIVER CIRCUITRY FOR POWER CONVERTER SYSTEMS

#34
20210305905
2021-09-30

Apparatus and method for supplying power to a high-capacity load

#35
20210257906
2021-08-19

Frequency jitter utilizing a fractional valley switching controller

#36
20210167776
2021-06-03

High speed switching solid state relay circuit

#37
20210143749
2021-05-13

Power converter and power supply system

#38
20210135592
2021-05-06

Power conversion device

#39
20210091679
2021-03-25

Low noise power conversion system and method

#40
20210067032
2021-03-04

Integrated circuit for power factor correction and power supply circuit containing the same

#41
20210058004
2021-02-25

DC transformation system

#42
20210028717
2021-01-28

Control apparatus for power converter

#43
20210021207
2021-01-21

Electronic device and power supply

#44
20210006167
2021-01-07

MAGNETICALLY COUPLED GALVANICALLY ISOLATED COMMUNICATION USING LEAD FRAME

#45
20200382018
2020-12-03

Rectifying circuit and devices comprising the same

#46
20200382017
2020-12-03

Switched capacitors for AC-DC applications

#47
20200367336
2020-11-19

Systems and methods for output current regulation in power conversion systems

#48
20200367333
2020-11-19

Illumination device and method for decoupling power delivered to an LED load from a phase-cut dimming angle

#49
20200336081
2020-10-22

Power supply device, charging system and charge scheduling method

#50
20200280211
2020-09-03

Wireless power receiver with improved power transmission efficiency and power control method thereof

#51
20200259413
2020-08-13

Motor control circuit with power factor correction

#52
20200251935
2020-08-06

Rectifier and rectenna device

#53
20200195162
2020-06-18

AC-to-DC conversion

#54
20200153356
2020-05-14

DETERMINISTIC GAS-PLASMA-REGULATED AUTO POLARITY HIGH-VOLTAGE ELECTRIC-FIELD TRANSDUCING TRANSFORMER

#55
20200153355
2020-05-14

Rectifying circuit and power supply device

#56
20200144932
2020-05-07

Multiple output rectifier

#57
20200106354
2020-04-02

Switching power supply device

#58
20200099316
2020-03-26

Power management circuit and power management method for triboelectric nanogenerator, and energy system

#59
20200091730
2020-03-19

SELF-POWERED ENERGY HARVESTING CIRCUIT

#60
20200091729
2020-03-19

Power receiver circuit

#61
20200067354
2020-02-27

Wireless power receiving device and wireless power transmission system

#62
20190393725
2019-12-26

Wireless power receiver with improved power transmission efficiency and power control method thereof

#63
20190379376
2019-12-12

High speed switching solid state relay circuit

#64
20190375350
2019-12-12

Universal platform architecture for hybrid more electric aircraft

#65
20190348918
2019-11-14

DC voltage conversion circuit

#66
20190288604
2019-09-19

Magnetically coupled galvanically isolated communication using lead frame

#67
20190280612
2019-09-12

Switching power supply with resonant converter

#68
20190260304
2019-08-22

Current estimating device

#69
20190214900
2019-07-11

Switching power supply

#70
20190212690
2019-07-11

Power converting device and image forming apparatus employing the same

#71
20190081481
2019-03-14

Electrical assembly

#72
20190058356
2019-02-21

Wireless power receiver and power control method thereof

#73
20190036448
2019-01-31

POWER FACTOR IMPROVEMENT CIRCUIT AND DC/DC CONVERTER

#74
20190031041
2019-01-31

Electrical power system for hybrid or electric vehicle

#75
20190028016
2019-01-24

System and method for controlling switching device in power converter

#76
20190020264
2019-01-17

Power supply

#77
20190019610
2019-01-17

Magnetic element and switching power supply using the same

#78
20180375362
2018-12-27

Charging apparatus with multiple power paths

#79
20180316347
2018-11-01

High speed switching solid state relay circuit

#80
20180310373
2018-10-25

Systems and methods for output current regulation in power conversion systems

#81
20180226893
2018-08-09

Magnetically coupled galvanically isolated communication using lead frame

#82
20180159439
2018-06-07

Power converter

#83
20180159337
2018-06-07

Power receiver circuit

#84
20180145586
2018-05-24

Digital AC/DC power converter

#85
20180131290
2018-05-10

Power conversion method using variable potential energy storage devices

#86
20180131289
2018-05-10

Converter and power conversion device including the same

#87
20180123474
2018-05-03

Hybrid rectifier circuit for rectifying a line current

#88
20180109119
2018-04-19

Wireless power receiver and power control method thereof

#89
20180091039
2018-03-29

Flyback converter with a snubber circuit

#90
20180076731
2018-03-15

Dual-input single-output power supply

#91
20180062527
2018-03-01

Control methods and switching mode power supplies with improved dynamic response and reduced switching loss

#92
20180062404
2018-03-01

Electromagnetic interference blocking system

#93
20180041135
2018-02-08

AC-DC power conversion device including helically cascaded unit cells

#94
20170358998
2017-12-14

Electric power conversion circuit including switches and reactors, and electric power conversion device including electric power conversion circuit and control circuit

#95
20170223794
2017-08-03

Illumination device and method for decoupling power delivered to an LED load from a phase-cut dimming angle

#96
20170033697
2017-02-02

Voltage peak detection circuit and detection method

#97
20170012548
2017-01-12

Switching power supply circuit with reduced noise and potential stabilization of stable potential nodes

#98
20160344385
2016-11-24

High speed switching solid state relay circuit

#99
20160291682
2016-10-06

System and method for a switched-mode power supply

#100
20160276954
2016-09-22

Inductive power harvester with power limiting capability

#101
20160276951
2016-09-22

Power device including a frequency dependent reactive device

#102
20160248352
2016-08-25

Direct current power supply device, motor driving device, air conditioner, and refrigerator

#103
20160233781
2016-08-11

Power device for delivering power to electronic devices

#104
20160233774
2016-08-11

Magnetically coupled galvanically isolated communication using lead frame

#105
20160226395
2016-08-04

Systems and methods of delivering rectified voltage to a load

#106
20160204715
2016-07-14

Capacitor input type smoothing circuit

#107
20160197562
2016-07-07

Electric power conversion device

#108
20160164408
2016-06-09

Constant-voltage and constant-current buck converter and control circuit

#109
20160156277
2016-06-02

Power device for delivering power to electronic devices

#110
20160126859
2016-05-05

Systems and methods for controlling inrush electrical currents using a virtual miller capacitor and a metal-oxide-semiconductor field-effect transistor (MOSFET)

#111
20160126825
2016-05-05

Power supply apparatus with alternating current power detection circuit

#112
20160094146
2016-03-31

Synchronous rectifier, use of such a synchronous rectifier in a switching power supply, as well as a switching power supply

#113
20160036249
2016-02-04

Direct current power supply circuit

#114
20160006342
2016-01-07

Control circuit and motor device

#115
20150381058
2015-12-31

Switching power source, method and control chip for controlling the same

#116
20150357899
2015-12-10

On-time control for switched mode power supplies

#117
20150349624
2015-12-03

Digital AC/DC power converter

#118
20150326212
2015-11-12

Circuit for comparison of a voltage with a threshold and conversion of electrical energy

#119
20150311804
2015-10-29

Systems and methods for output current regulation in power conversion systems

#120
20150280490
2015-10-01

Power stealing circuitry for a control device

#121
20150270781
2015-09-24

Power conversion apparatus and control method thereof

#122
20150236612
2015-08-20

Efficient inductorless AC/DC converter

#123
20150221583
2015-08-06

Magnetically coupled galvanically isolated communication using lead frame

#124
20150194905
2015-07-09

Universal AC to DC converter

#125
20150171758
2015-06-18

Ultra-low power converter

#126
20150108843
2015-04-23

High efficiency control system for the conversion of electrical energy to thermal energy

#127
20150078045
2015-03-19

Non-isolated symmetric self-coupling 18-pulse rectifier power supply system

#128
20150077048
2015-03-19

Wireless power receiver and power control method thereof

#129
20150048750
2015-02-19

Light emitting system and voltage conversion device thereof

#130
20150036401
2015-02-05

DC power supply circuit

#131
20150029771
2015-01-29

Rectifier circuit with current injection

#132
20150003130
2015-01-01

Offline power supply

#133
20140376290
2014-12-25

Alternating current-to-direct current circuit

#134
20140368742
2014-12-18

Power supply, power control method for controlling a standby mode, and display apparatus having the same

#135
20140347901
2014-11-27

RECTIFIER CIRCUIT AND POWER SUPPLY INCLUDING THE SAME

#136
20140340949
2014-11-20

Power converter and power factor corrector thereof

#137
20140340943
2014-11-20

Active valley fill power factor correction

#138
20140334197
2014-11-13

Power supply with multiple control topologies

#139
20140334185
2014-11-13

Switching power supply apparatus including controller that switches a switching unit based on the amount of charge in a charge unit

#140
20140333228
2014-11-13

Dimmer detector for bleeder circuit activation

#141
20140321174
2014-10-30

Power supply device and semiconductor device

#142
20140307491
2014-10-16

Offline power converter and the method thereof

#143
20140293657
2014-10-02

Integrated converter with single-ended control, power factor correction, and low output ripple

#144
20140285110
2014-09-25

High-efficiency bias voltage generating circuit

#145
20140268937
2014-09-18

System and method for supplying power at startup

#146
20140268913
2014-09-18

Adaptive peak power control

#147
20140253098
2014-09-11

Voltage peak detection circuit and detection method

#148
20140239930
2014-08-28

Constant-voltage and constant-current buck converter and control circuit

#149
20140225527
2014-08-14

Constant current control circuit with PFC function and its PFC circuit

#150
20140198546
2014-07-17

Master-slave interleaved BCM PFC controller and control method thereof

#151
20140198543
2014-07-17

Power supply with DC breaker switch and reduced regulated DC link voltage

#152
20140164801
2014-06-12

Switched-mode power supply unit, method of operation and use of a switched-mode power supply unit in a computer

#153
20140153299
2014-06-05

Power factor correction device

#154
20140152208
2014-06-05

Power factor correction device, power supply, and motor driver

#155
20140140115
2014-05-22

Monolithic AC/DC converter for generating DC supply voltage

#156
20140131843
2014-05-15

Magnetically coupled galvanically isolated communication using lead frame

#157
20140126258
2014-05-08

Non-isolated AC-to-DC converter having a low charging current initial power up mode

#158
20140112029
2014-04-24

ELECTRIC POWER CONVERTING DEVICE

#159
20140091724
2014-04-03

Solid state light source driver establishing buck or boost operation

#160
20140071722
2014-03-13

Energy harvesting apparatus and a method for operating an energy harvesting apparatus

#161
20140049997
2014-02-20

Transformerless multiple output capable power supply system

#162
20140049991
2014-02-20

Power device

#163
20140049176
2014-02-20

Power device

#164
20140049106
2014-02-20

Power device

#165
20140043878
2014-02-13

High-efficiency, low-power power supply circuit

#166
20140043875
2014-02-13

Off-line regulator with pass device and associated method

#167
20140043862
2014-02-13

Power adapter with a step-down transformer and a voltage step-up circuit

#168
20140021786
2014-01-23

Systems and methods for adjusting current consumption of control chips to reduce standby power consumption of power converters

#169
20130336031
2013-12-19

AC/DC power conversion methods and apparatus

#170
20130300387
2013-11-14

Method of forming a semiconductor device and structure thereof

#171
20130249462
2013-09-26

Driver circuit and driving method

#172
20130223117
2013-08-29

POWER SUPPLY SYSTEM

#173
20130201735
2013-08-08

AC-DC converter with adaptive current supply minimising power consumption

#174
20130187567
2013-07-25

CAPACITIVE LOAD DRIVING APPARATUS AND METHOD THEREOF

#175
20130176009
2013-07-11

SMART LOW DROP-OUT VOLTAGE REGULATOR AND ASSOCIATED METHOD

#176
20130170265
2013-07-04

Power conversion apparatus

#177
20130163295
2013-06-27

POWER SUPPLY CONVERTER WITH A PRE-REGULATOR

#178
20130135909
2013-05-30

Output adjustment circuit for power supply unit

#179
20130126482
2013-05-23

Power supply device and arc machining power supply device

#180
20130119958
2013-05-16

Wide input voltage range power supply circuit

#181
20130099588
2013-04-25

Wireless power receiver for adjusting magnitude of wireless power

#182
20130088897
2013-04-11

Control integrated circuit for a power transistor of a switching current regulator

#183
20130083577
2013-04-04

OFFLINE LOW VOLTAGE DC OUTPUT CIRCUIT WITH INTEGRATED FULL BRIDGE RECTIFIERS

#184
20130077369
2013-03-28

Power converter with voltage window and the method thereof

#185
20130077364
2013-03-28

Power converter with active bleeding and ramp up-down delay and the method thereof

#186
20130063180
2013-03-14

Master-slave interleaved BCM PFC controller and control method thereof

#187
20130039098
2013-02-14

Offline AC-DC controller circuit and a converter comprising the same

#188
20130038307
2013-02-14

SWITCHING CIRCUIT AND DC-TO-DC CONVERTER

#189
20130033902
2013-02-07

Smooth mode transition plateau for a power supply controller

#190
20130027986
2013-01-31

Ultra-low AC-DC power converter to mitigate energy emission

#191
20130020989
2013-01-24

AC-DC POWER CONVERTER AND DC CHARGING STATION THEREOF

#192
20130010509
2013-01-10

Power supply device with smoothing capacitor and falling voltage chopper circuit

#193
20130003421
2013-01-03

Systems and methods for adjusting current consumption of control chips to reduce standby power consumption of power converters

#194
20120274144
2012-11-01

System and method for efficiently harvesting environmental energy

#195
20120218782
2012-08-30

METHOD AND APPARATUS FOR SIGNAL CONVERSION

#196
20120194090
2012-08-02

Switching power circuit, and lighting device for semiconductor light-emitting element and illumination apparatus using same

#197
20120155137
2012-06-21

Power stealing circuitry for a control device

#198
20120147640
2012-06-14

Power circuit and direct current to direct current converter thereof

#199
20120134183
2012-05-31

Power converter with a controlled current source and connected in single-phase mode

#200
20120120700
2012-05-17

Method and apparatus for regulating AC-DC adaptor for low current drain

#201
20120113691
2012-05-10

Power converter with controlled current source to reduce harmonic distortion

#202
20120020135
2012-01-26

AC/DC power conversion methods and apparatus

#203
20120020134
2012-01-26

Switch control device with zero-cross point estimation by edge detection, power supply device comprising the same, and switch control method with zero-cross point estimation by edge detection

#204
20120020133
2012-01-26

Switch control device, power supply device comprising the same and switch control method

#205
20110273918
2011-11-10

POWER DEVICE

#206
20110255319
2011-10-20

Power supply device and semiconductor device

#207
20110241624
2011-10-06

Hysteresis switch and electricity charging module using the same

#208
20110227522
2011-09-22

Alternating-current direct-current converter and electric motor driver

#209
20110141781
2011-06-16

Power supply continuous input voltage extender

#210
20110085361
2011-04-14

Method of and apparatus for controlling three-level converter using command values

#211
20110080761
2011-04-07

Monolithic AC/DC converter for generating DC supply voltage

#212
20100328973
2010-12-30

AC COUPLED SWITCHING POWER SUPPLY AND METHOD THEREFOR

#213
20100220507
2010-09-02

Microcontroller operated current limited switching power supply for circuit protective devices

#214
20100182812
2010-07-22

Power converter

#215
20100109754
2010-05-06

Bias circuit for a switching power supply

#216
20100109598
2010-05-06

Controlling a power of an electrical motor

#217
20100080031
2010-04-01

Power frequency converter

#218
20100067273
2010-03-18

Switch mode power supply for in-line voltage applications

#219
20100061128
2010-03-11

Electric power supply circuit with PAM waveform correction

#220
20100061127
2010-03-11

Power supply device

#221
20100026379
2010-02-04

Power stealing circuitry for a control device

#222
20100014334
2010-01-21

Rectifier with PAM controller to force an input current to approximate a sine wave

#223
20100014332
2010-01-21

System and method for providing a DC voltage source within a power meter

#224
20100014330
2010-01-21

AC to DC power converter using an energy-storage capacitor for providing hold-up time function

#225
20100014329
2010-01-21

Enhanced one cycle control for power factor correction

#226
20090309554
2009-12-17

Circuit for a power supply unit for generating a DC voltage

#227
20090296439
2009-12-03

Multi output voltage regulation of a synchronous generator in a power system

#228
20090273958
2009-11-05

Cat-ear power supply having a latch reset circuit

#229
20090213629
2009-08-27

Powering circuit of AC-DC converter

#230
20090200870
2009-08-13

Power supply unit

#231
20090135628
2009-05-28

Method and apparatus of capacitor divider based offline AC-DC converter

#232
20090129133
2009-05-21

Devices and methods for converting alternating current (AC) power to direct current (DC) power

#233
20090115345
2009-05-07

High efficiency off-line linear power supply

#234
20090067207
2009-03-12

Secondary-side power receiving circuit of noncontact power supplying equipment

#235
20090021969
2009-01-22

APPLIANCE AND POWER SUPPLY THEREFOR

#236
20080285316
2008-11-20

AC/DC CONVERTER AND AC/DC CONVERSION METHOD USING THE SAME

#237
20080265670
2008-10-30

Converter for Providing Several Output Voltages

#238
20080253157
2008-10-16

Method for switching low-power using AC and system for performing the same and power supply for using the system

#239
20080218144
2008-09-11

Power-supply apparatus

#240
20080205102
2008-08-28

Power supply

#241
20080170423
2008-07-17

AC/DC transformation and voltage stabilizing circuit

#242
20080112198
2008-05-15

Phase control system for switching power supply pre-regulator allows increased power transformer leakage inductance

#243
20080067873
2008-03-20

Multiplexed DC voltage regulation output circuit having control circuit for stabilizing output voltages

#244
20080043502
2008-02-21

Spread spectrum power converter with duty-cycle error compensation

#245
20080001590
2008-01-03

AC-to-DC voltage regulator

#246
20060238139
2006-10-26

High efficiency off-line linear power supply

#247
20060237968
2006-10-26

High efficiency power converter for energy harvesting devices

#248
20060209574
2006-09-21

Power supply

#249
20060164048
2006-07-27

Line frequency switching regulator

#250
20060145674
2006-07-06

GaN semiconductor based voltage conversion device

#251
20060083038
2006-04-20

Device for converting high voltage alternating current (AC) to low voltage direct current (DC) and method therefor

#252
20060082324
2006-04-20

Decoupling circuits

#253
20060071640
2006-04-06

Fast-recovery circuitry and method for a capacitor charging power supply

#254
20060049818
2006-03-09

Voltage-activated, constant current sink circuit

#255
20050169025
2005-08-04

Aircraft AC-DC converter

#256
20050157441
2005-07-21

DV/dt-detecting overcurrent protection circuit for power supply

#257
20050151520
2005-07-14

Circuit for converting alternating voltage into high-voltage direct voltage

#258
20050146308
2005-07-07

Controller for permanent magnet alternator

#259
20050105312
2005-05-19

Method of controlling half-controlled rectifier, and rectifier structure

#260
20050083019
2005-04-21

Device for the inductive transfer of electrical energy

#261
20050063203
2005-03-24

Unregulated electrical converter

#262
20050036345
2005-02-17

Non-isolated AC power supply device and method for controlling the same

#263
18201992
2025-01-21

Power stealing in relay circuits

#264
16899941
2022-02-15

Integrated silicon carbide diode rectifier circuits

#265
16714056
2023-08-29

Power stealing in relay circuits

#266
16584798
2020-03-17

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