ClassID:

217789

H02M1/4233 - CPC Classification

Classification description:

Details of apparatus for conversion; Circuits or arrangements for compensating for or adjusting power factor in converters or inverters; Arrangements for improving power factor of AC input using a bridge converter comprising active switches

Recent Application in this class:
#1
20260150699
2026-05-28

SEMICONDUCTOR MODULE AND SEMICONDUCTOR MODULE SYSTEM

#2
20260131679
2026-05-14

ELECTRIFIED VEHICLE AND CONTOL METHOD THEREOF

#3
20260128661
2026-05-07

METHOD FOR MONITORING AND MANAGING CONDUCTION LOSSES IN AN ELECTRONIC CIRCUIT

#4
20260121523
2026-04-30

MULTI-LEVEL POWER FACTOR CORRECTION CIRCUIT AND SURGE PROTECTION CONTROL METHOD THEREOF

#5
20260121509
2026-04-30

MEDIUM VOLTAGE AC TO MULTIPORT LVDC CONVERTER WITH INTER-MODULE TRANSFORMER (IMT)

#6
20260112966
2026-04-23

Control Method for an Asymmetric Half-Bridge Circuit, Control Chip, Power Supply Circuit, and Charger

#7
20260088712
2026-03-26

POWER MODULE AND CHARGING DEVICE

#8
20260084555
2026-03-26

CHARGING DEVICE AND METHOD FOR OPERATING THE CHARGING DEVICE

#9
20260074613
2026-03-12

SYSTEM AND METHODS FOR USING A MEMS SWITCH AS AN IDEAL DIODE

#10
20260066778
2026-03-05

ELECTRONIC APPARATUS COMPRISING PFC CIRCUIT, AND CONTROL METHOD THEREOF

#11
20260031711
2026-01-29

TOTEM-POLE CIRCUIT

#12
20260031710
2026-01-29

MULTI-MOTOR INTEGRATED POWER CIRCUIT, MOTOR POWER CONTROL METHOD AND ELECTRONIC DEVICE

#13
20260025085
2026-01-22

POWER CONVERTER AND METHOD FOR OPERATING A POWER CONVERTER

#14
20260025084
2026-01-22

AC/DC CONVERTER

#15
20260021719
2026-01-22

POWER SUPPLY CIRCUIT FOR A VEHICLE ELECTRICAL ENERGY STORAGE UNIT

#16
20260018992
2026-01-15

CONTROL METHOD AND CONTROL CIRCUIT FOR POWER FACTOR CORRECTION CIRCUIT

#17
20260012086
2026-01-08

DYNAMIC POWER CONVERTER AND METHOD THEREOF

#18
20260008364
2026-01-08

NON-INSULATED CHARGER FOR REDUCING LEAKAGE CURRENT AND METHOD OF GENERATING EQUIVALENT CIRCUIT THEREOF

#19
20260005601
2026-01-01

ELECTRONIC DEVICE COMPRISING 3-LEVEL PFC CIRCUIT, AND CONTROL METHOD THEREOF

#20
20250392208
2025-12-25

SYSTEMS, APPARATUSES, AND METHODS TO CONTROL A BRIDGELESS TOTEM POLE POWER FACTOR CORRECTION (PFC) CIRCUIT

#21
20250379514
2025-12-11

TOTEM POLE POWER FACTOR CORRECTION DEVICE AND ASSOCIATED METHOD

#22
20250373070
2025-12-04

POWER SUPPLY DEVICE, SYSTEM, AND METHOD

#23
20250366799
2025-12-04

HIGH EFFICIENCY POWER DISTRIBUTION UNIT FOR A MEDICAL IMAGING SYSTEM

#24
20250323569
2025-10-16

MULTI-MODE CONTROL METHOD FOR PFC SWITCHING POWER SUPPLY

#25
20250317051
2025-10-09

COMMUTATION ASSISTANCE BY CONTROLLING THE SHAPE OF THE CURRENT WAVE IN A BIDIRECTIONAL TOTEM POLE CONVERTER

#26
20250313105
2025-10-09

DUAL MOTOR INVERTER SYSTEMS WITH INTEGRATED AC-TO-DC ONBOARD CHARGERS

#27
20250311276
2025-10-02

SEMICONDUCTOR DEVICE

#28
20250296457
2025-09-25

INTEGRATED BATTERY CURRENT CONTROL MODULE AND INVERTER SYSTEM CONTROLLER

#29
20250260313
2025-08-14

SYSTEM AND METHODS FOR USING A MEMS SWITCH AS AN IDEAL DIODE

#30
20250253757
2025-08-07

MULTI-PHASE POWER CONVERTER AND METHOD OF CONTROLLING THE SAME

#31
20250246996
2025-07-31

TOTEM POLE POWER FACTOR CORRECTION CIRCUIT

#32
20250236205
2025-07-24

ELECTRICAL CIRCUIT FOR A VEHICLE

#33
20250226741
2025-07-10

Precharging DC Link Between Battery and Power Connection

#34
20250211017
2025-06-26

DC FAST CHARGE BOOSTER CIRCUIT INTEGRATION WITH THE BATTERY CURRENT CONTROL MODULE

#35
20250202349
2025-06-19

FORMING INTEGRATED ELECTRONIC DEVICES FOR CONVERTING AND DOWNSCALING ALTERNATING CURRENT

#36
20250202267
2025-06-19

CHARGER, CHARGER CONTROL METHOD, AND VEHICLE

#37
20250192684
2025-06-12

CHARGER CONTROL METHOD AND APPARATUS, CHARGER, AND VEHICLE

#38
20250192596
2025-06-12

CHARGER CONTROL METHOD AND APPARATUS, AND CHARGER AND VEHICLE

#39
20250183803
2025-06-05

METHOD AND APPARATUS FOR OVER-CURRENT PROTECTION AND CRCM CONTROL IN POWER CONVERTERS

#40
20250167672
2025-05-22

NONLINEAR, DISCRETE TIME CONTROL OF POWER FACTOR CORRECTION POWER CONVERTER

#41
20250141346
2025-05-01

HOLD-UP TIME EXTENSION FOR TOTEM POLE BRIDGELESS POWER FACTOR CORRECTION

#42
20250141344
2025-05-01

SWITCHING POWER SUPPLY AND CONTROL METHOD FOR SWITCHING POWER SUPPLY

#43
20250135927
2025-05-01

SYSTEMS AND METHODS FOR INTEGRATED CONVERTER FOR BIDIRECTIONAL ONBOARD BATTERY CHARGER FOR SPLIT BATTERY

#44
20250132663
2025-04-24

THREE-PHASE POWER SUPPLY CONVERSION CIRCUIT FOR HOUSEHOLD APPLIANCE, HOUSEHOLD APPLIANCE, AND POWER-ON CONTROL METHOD

#45
20250125719
2025-04-17

FLYING-CAPACITOR MULTI-LEVEL BRIDGELESS TOTEM-POLE BOOST PFC CONVERTERS WITH REDUCED ZERO-CROSSING DISTORTION OF LINE CURRENT

#46
20250088096
2025-03-13

POWER FACTOR CORRECTION CIRCUIT CONFIGURED AS ISOLATED THREE-PHASE RESONANT DC/DC CONVERTER FOR BIDIRECTIONAL POWER FLOW

#47
20250088095
2025-03-13

ISOLATED HIGH VOLTAGE DC/DC CONVERTER WITH BATTERY CURRENT CONTROL MODULE COMPONENTS FOR CHARGING TRACTION BATTERY

#48
20250079843
2025-03-06

VEHICLE TO LOAD INVERTER MODULE BASED ONBOARD CHARGER

#49
20250070651
2025-02-27

TOTEM POLE POWER FACTOR CORRECTION CIRCUIT WITH REVERSE CURRENT LIMIT AND CONTROL METHOD THEREOF

#50
20250047216
2025-02-06

Power Supply and Method of Supplying Power To Load

#51
20250044372
2025-02-06

CIRCUIT FOR CONDUCTION TESTING OF POWER SUPPLY OF PLASMA GLOBE LAMP

#52
20250040035
2025-01-30

Electronic Circuit For A Vehicle

#53
20250038654
2025-01-30

NOVEL HIGH EFFICIENCY LINE INTERACTIVE UPS

#54
20250023489
2025-01-16

POWER CONVERTER, ENERGY STORAGE SYSTEM, AND CONTROL METHOD

#55
20250015713
2025-01-09

TOTEM-POLE POWER FACTOR CORRECTION CIRCUIT, POWER SUPPLY EQUIPMENT

#56
20240413757
2024-12-12

METHOD AND APPARATUS FOR SENSING THE INPUT VOLTAGE OF A POWER CONVERTER

#57
20240413735
2024-12-12

SWITCHING CONVERTER WITH REDUCED POWER LOSS AND CONTROL METHOD THEREOF

#58
20240405670
2024-12-05

COMMUTATION ASSISTANCE BY CONTROLLING THE SHAPE OF THE CURRENT WAVE IN A BIDIRECTIONAL TOTEM POLE CONVERTER

#59
20240388198
2024-11-21

POWER FACTOR CORRECTION SYSTEM, CONTROLLER AND METHOD OF CONTROLLING A POWER FACTOR CORRECTION SYSTEM

#60
20240380315
2024-11-14

Nonlinear, discrete time control of power factor correction power converter

#61
20240356449
2024-10-24

DUAL-BRIDGE SWITCHED-MODE CONVERTER CONTROL

#62
20240348168
2024-10-17

METHOD AND APPARATUS FOR DIGITAL, CLOSED-LOOP CONTROL OF CRCM SWITCH-MODE POWER CONVERTERS

#63
20240339925
2024-10-10

Methods and apparatus to compensate for power factor loss using a phasor cancellation based compensation scheme

#64
20240333129
2024-10-03

Power Conversion System and Control Device for Same

#65
20240317087
2024-09-26

TRANSFORMERLESS ON-BOARD CHARGING DEVICE FOR ELECTRIC VEHICLES, AND METHOD FOR CONTROLLING A DC-DC STAGE IN A TRANSFORMERLESS ON-BOARD CHARGING DEVICE FOR ELECTRIC VEHICLES

#66
20240291474
2024-08-29

DRIVER CIRCUIT WITH TWO CASCADING HALF-BRIDGE DRIVERS FOR ACTUATING THREE TRANSISTORS

#67
20240291383
2024-08-29

CHARGER

#68
20240291377
2024-08-29

METHOD AND CONTROL CIRCUIT FOR OPERATING A POWER CONVERTER

#69
20240250614
2024-07-25

Method and apparatus for sensing the input voltage of a power converter

#70
20240250607
2024-07-25

POWER SUPPLY DEVICE INCLUDING VOLTAGE BOOSTING CIRCUIT

#71
20240235416
2024-07-11

CHARGING MODULE, CHARGING DEVICE, AND CHARGING SYSTEM

#72
20240235378
2024-07-11

BUS CAPACITOR DISCHARGING METHOD AND RELATED DEVICE THEREOF

#73
20240235251
2024-07-11

POWER FACTOR CORRECTION CIRCUIT, POWER FACTOR CORRECTION ASSEMBLY AND ON-LINE UNINTERRUPTIBLE POWER SUPPLY COMPRISING SAME

#74
20240223075
2024-07-04

CONTROL METHOD OF POWER FACTOR CORRECTION CIRCUIT

#75
20240204565
2024-06-20

PLUG-IN MODULE ASSEMBLY FOR WIRELESS ELECTRIC CHARGING

#76
20240195291
2024-06-13

POWER CONVERTER AND METHOD OF OPERATING THE SAME

#77
20240186890
2024-06-06

Mains Reconstruction Unit

#78
20240178741
2024-05-30

Power converter having a solid-state transformer and a half bridge converter stage for each isolated DC output of the solid-state transformer

#79
20240178740
2024-05-30

POWER CONVERTER WITH REDUCED POWER CONSUMPTION AND METHOD OF OPERATING THE SAME

#80
20240162810
2024-05-16

POWER CONVERSION DEVICE

#81
20240162804
2024-05-16

REDUCED ENERGY LOSS CONTROL METHODS FOR DC-DC CONVERTERS

#82
20240154522
2024-05-09

SINGLE-PHASE BI-DIRECTIONAL POWER FACTOR CORRECTION FOR AN ELECTRIC VEHICLE

#83
20240146211
2024-05-02

Power supply and method of supplying power to load

#84
20240136939
2024-04-25

CHARGING MODULE, CHARGING DEVICE, AND CHARGING SYSTEM

#85
20240128860
2024-04-18

APFC converter control method, APFC converter, and industrial power supply

#86
20240123848
2024-04-18

ELECTRICAL SYSTEM FOR DC VOLTAGE CONVERSION AND FOR CHARGING OF BATTERIES OF A VEHICLE

#87
20240120832
2024-04-11

POWER FACTOR CORRECTION DEVICE AND APPARATUS FOR CONVERTING A THREE-PHASE ALTERNATING CURRENT INTO A DIRECT CURRENT

#88
20240113703
2024-04-04

ORing FET control circuit and method

#89
20240113617
2024-04-04

TOTEM-POLE PFC CIRCUIT AND CONTROL METHOD THEREOF

#90
20240113615
2024-04-04

Totem pole power factor correction circuit and method of operating the same

#91
20240088793
2024-03-14

POWER CONVERSION APPARATUS CAPABLE OF CONTROLLING POWER CONVERSION CIRCUITS TO OPERATE SELECTIVELY

#92
20240079948
2024-03-07

POWER SUPPLY DEVICE AND OPERATING METHOD THEREOF

#93
20240072650
2024-02-29

POWER MODULE, TOTEM-POLE POWER FACTOR CORRECTION CIRCUIT, AND CONTROL CIRCUIT THEREOF

#94
20240063711
2024-02-22

Power factor correction stage, controller and method of controlling a power factor correction stage

#95
20240039413
2024-02-01

Systems and methods for bridge mode transition and dynamic soft start for DC-DC converter and battery charger

#96
20240039411
2024-02-01

Method and apparatus for digital, closed-loop control of CrCM switch-mode power converters

#97
20240030808
2024-01-25

DYNAMIC POWER CONVERTER AND METHOD THEREOF

#98
20240030807
2024-01-25

Control method and circuit for phase shift regulation of interleaved converters at variable switching frequency

#99
20240014733
2024-01-11

METHOD AND APPARATUS FOR CONTROLLING TOTEM-POLE PFC CIRCUIT, AND ELECTRONIC DEVICE

#100
20240014732
2024-01-11

TOTEM POLE PFC WITH A SURGE PROTECTION CIRCUIT AND SURGE PROTECTION METHOD FOR A TOTEM POLE PFC

#101
20240014731
2024-01-11

NOISE SUPPRESSION METHOD AND APPARATUS FOR TOTEM POLE PFC CIRCUIT, AND ELECTRONIC DEVICE

#102
20230412084
2023-12-21

VOLTAGE CONVERTER

#103
20230402937
2023-12-14

Forming integrated electronic devices for converting and downscaling alternating current

#104
20230396156
2023-12-07

Switching power supply device

#105
20230396155
2023-12-07

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

#106
20230387786
2023-11-30

CONFIGURABLE AC INPUT/DC INPUT POWER SUPPLY SYSTEM

#107
20230353145
2023-11-02

Low-latency switch drive circuit with power transfer

#108
20230353046
2023-11-02

TOTEM POLE POWER FACTOR CORRECTION CIRCUIT

#109
20230327545
2023-10-12

POWER FACTOR CORRECTION SWITCHING POWER SUPPLY DEVICE

#110
20230327544
2023-10-12

BRIDGELESS POWER FACTOR-IMPROVING CONVERTER

#111
20230318297
2023-10-05

METHOD OF ACTIVE AND REACTIVE POWER CONTROL IN ABC FRAME OF A GRID-TIED CONVERTER

#112
20230309206
2023-09-28

Floating type boost-buck PFC circuit and LED drive power supply

#113
20230307955
2023-09-28

Power control device

#114
20230291329
2023-09-14

Power conversion device

#115
20230261566
2023-08-17

Methods and apparatus to compensate for power factor loss using a phasor cancellation based compensation scheme

#116
20230231497
2023-07-20

Power supply and method of supplying power to load

#117
20230231470
2023-07-20

Systems and methods for universal input power supply bi-directional battery charger

#118
20230223861
2023-07-13

ELECTRICAL POWER CONVERTER

#119
20230223860
2023-07-13

ELECTRICAL POWER CONVERTER

#120
20230223841
2023-07-13

ELECTRICAL POWER CONVERTER

#121
20230223840
2023-07-13

Integrated on-board charger and auxiliary power module using a triple active bridge for electric vehicles

#122
20230216301
2023-07-06

Power flow control system for a distribution grid having a grid forming capability

#123
20230208279
2023-06-29

ACTIVE DIODE CIRCUIT AND AC/DC POWER CONVERSION CIRCUIT

#124
20230198383
2023-06-22

High Power Factor Rectifier Circuit and Power Converter

#125
20230155486
2023-05-18

MULTI-PHASE INTERLEAVED POWER CONVERTERS WITH IMPROVED CURRENT BALANCING

#126
20230148139
2023-05-11

Power factor correction converter, controller and zero current prediction circuit thereof

#127
20230143719
2023-05-11

Vehicle Power Conversion System and Method

#128
20230127621
2023-04-27

Control circuit for bridge MOSFETs

#129
20230117458
2023-04-20

Method and system for controlling power factor correction circuit

#130
20230111992
2023-04-13

Architecture for AC/DC SMPS with PFC and multimode LLC DC/DC converter

#131
20230110761
2023-04-13

PFC OPTIMIZATION ARCHITECTURE FOR AC INPUT AC/DC SWITCHING MODE POWER SUPPLIES

#132
20230088663
2023-03-23

Charging power supply circuit and control method of same

#133
20230071003
2023-03-09

POWER FACTOR CORRECTION CIRCUITS CONTROLLED USING ADJUSTABLE DEADTIME

#134
20230070930
2023-03-09

Charging Circuit of On-Board Charger, On-Board Charger, and Charging Control Method

#135
20230047484
2023-02-16

Method of operating a power converter arrangement, control circuit and power converter arrangement

#136
20230035838
2023-02-02

Single-phase and three-phase compatible ac-dc conversion circuit and method of detecting input current thereof

#137
20230029207
2023-01-26

Control system and method for drive controller and power factor correction circuit

#138
20230027005
2023-01-26

Charging Device

#139
20230025867
2023-01-26

CHARGER CAPABLE OF BIDIRECTIONAL POWER TRANSFER

#140
20230025134
2023-01-26

Apparatus and Method for Controlling Bidirectional On Board Charger of Electric Vehicle

#141
20230020108
2023-01-19

Multilevel conversion circuit having flying capacitor and method for pre-charging the same

#142
20230006540
2023-01-05

Power conversion device

#143
20220410740
2022-12-29

Charging device

#144
20220407429
2022-12-22

Transformer arrangement

#145
20220385173
2022-12-01

POWER FACTOR CORRECTION CIRCUIT AND INDUSTRIAL ROBOT

#146
20220360192
2022-11-10

Power converting apparatus, and motor driving apparatus

#147
20220345034
2022-10-27

System and method for controlling totem pole power factor correction circuit, and power adapter

#148
20220337166
2022-10-20

Adaptive Power Control for Two-Stage AC/DC or DC/DC Isolated Power Converters

#149
20220337153
2022-10-20

Charging device

#150
20220311351
2022-09-29

Restart of an AC-to-DC converter upon a temporary drop-out of an AC voltage

#151
20220311330
2022-09-29

PFC circuit, control method thereof and power conversion device

#152
20220294338
2022-09-15

CHARGER FOR IN PLUG-IN ELECTRIC VEHICLES

#153
20220278607
2022-09-01

ELECTRICAL CONVERTER

#154
20220271654
2022-08-25

Integrated circuit and method of synchronous rectification control of bridgeless power factor correction circuit

#155
20220271650
2022-08-25

Control circuit for power converter apparatus provided with PFC circuit operating in current critical mode

#156
20220263402
2022-08-18

Control method for an AC-DC conversion circuit

#157
20220255453
2022-08-11

Switching power supply device

#158
20220255419
2022-08-11

AC-to-DC power converter which removed a common mode component form the output current

#159
20220227242
2022-07-21

Apparatus and method for charging an electric battery vehicle

#160
20220224225
2022-07-14

Converter and on-board charger

#161
20220209653
2022-06-30

Totem-pole power factor correction circuit

#162
20220209652
2022-06-30

Apparatus for controlling power factor correction circuit of charger for vehicle battery

#163
20220200445
2022-06-23

Power factor correction converter and control method thereof

#164
20220200330
2022-06-23

Uninterruptible power supply, UPS, for connecting a multiphase load to an AC source and a DC source

#165
20220190738
2022-06-16

Alternating current to direct current conversion circuit

#166
20220190713
2022-06-16

Dynamic power converter and method thereof

#167
20220181966
2022-06-09

Switched mode power supply with power factor control

#168
20220173670
2022-06-02

Power supply and method of supplying power to load

#169
20220166341
2022-05-26

Switched energy buffering

#170
20220166308
2022-05-26

Bridge rectifier operation and power factor correction circuit

#171
20220158561
2022-05-19

Method and apparatus for over-current protection and CrCM control in power converters

#172
20220158546
2022-05-19

Nonlinear, discrete time control of power factor correction power converter

#173
20220158539
2022-05-19

Method and apparatus for sensing the input voltage of a power converter

#174
20220149742
2022-05-12

Electrical power conversion apparatus

#175
20220116036
2022-04-14

Low-latency switch drive circuit with power transfer

#176
20220094262
2022-03-24

Bootstrap pre-charge circuit in totem-pole power factor correction converter

#177
20220085657
2022-03-17

Wireless electric energy transmission system for realizing PFC through secondary side modulation

#178
20220077769
2022-03-10

Power factor correction circuit, control method and electrical appliance

#179
20220045627
2022-02-10

Conversion apparatus with three-level switching circuit and method of operating the same

#180
20220045595
2022-02-10

Control apparatus for power conversion apparatus

#181
20220038024
2022-02-03

POWER SUPPLY APPARATUS FOR IMPROVING QUALITY AND PRECISION OF OUTPUT CHARACTERISTICS

#182
20220037995
2022-02-03

Power converting device

#183
20220021299
2022-01-20

Control device for controlling an electric power conversion device incorporating a bidirectional inverter

#184
20220021298
2022-01-20

Power factor correction circuit, power factor correction assembly and on-line uninterruptible power supply comprising same

#185
20220021297
2022-01-20

Power factor correction circuit

#186
20220021296
2022-01-20

Control method for power factor correction circuit

#187
20220021293
2022-01-20

On-board chargers (OBC)

#188
20210404078
2021-12-30

IMPEDANCE MONITORING OF A MODULAR ELECTROLYSIS SYSTEM

#189
20210399629
2021-12-23

Electrical power converter

#190
20210384815
2021-12-09

Multi-phase converter topology for multi-phase and single-phase operation

#191
20210376754
2021-12-02

AC-DC power conversion systems with extended voltage gain

#192
20210376714
2021-12-02

PFC Controller with Multi-Function Node, Related PFC Circuit and Control Method

#193
20210367508
2021-11-25

Power factor correction circuit

#194
20210359613
2021-11-18

SWITCHED-MODE CONVERTER CONTROL

#195
20210359595
2021-11-18

Electrical power converter

#196
20210351712
2021-11-11

Dual active bridge with distributed inductance

#197
20210328523
2021-10-21

Voltage source converter generating a pulse train using two voltage levels

#198
20210320595
2021-10-14

Adapter device for bidirectional operation

#199
20210313902
2021-10-07

Direct-current power supply apparatus, motor drive control apparatus, blower, compressor, and air conditioner

#200
20210313875
2021-10-07

Method to control a variable frequency switching converter, and corresponding variable frequency converter apparatus

#201
20210305907
2021-09-30

Multi-mode working control method for AC-DC power supply

#202
20210296981
2021-09-23

Inrush current limited AC/DC power converter apparatus

#203
20210288586
2021-09-16

POWER CONTROLLERS

#204
20210288575
2021-09-16

Single-phase and three-phase compatible conversion circuit and vehicle-mounted charger

#205
20210281165
2021-09-09

Methods and apparatus to compensate for power factor loss using a phasor cancellation based compensation scheme

#206
20210281164
2021-09-09

Method for operating power factor correction circuit and method for operating uninterruptible power supply apparatus

#207
20210273557
2021-09-02

Single-stage AC-DC converter circuit with power factor correction function

#208
20210226556
2021-07-22

Power supply and method of supplying power to load

#209
20210226528
2021-07-22

Multi-phase interleaved power converters with improved current balancing

#210
20210211042
2021-07-08

Valley-fill PFC circuit with EMI protection

#211
20210203227
2021-07-01

Modular multilevel dynamic switching DC-DC transformer

#212
20210194480
2021-06-24

Auxiliary circuit

#213
20210194374
2021-06-24

Switching power supply circuit

#214
20210194356
2021-06-24

High power density power converter and uninterruptible power supply circuit and methods

#215
20210194355
2021-06-24

Circuit assembly for intermediate circuit balancing

#216
20210159783
2021-05-27

Device for efficient DC link processing independent of grid type

#217
20210152080
2021-05-20

Modular medium voltage fast chargers

#218
20210132149
2021-05-06

Flash switch on-off detection circuit and electronic device

#219
20210126526
2021-04-29

Totem-pole bridgeless power factor corrector and power factor correction method

#220
20210122255
2021-04-29

Power conversion module, vehicle-mounted charger, and electric vehicle

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