ClassID:

217974

H02M7/4826 - CPC Classification

Classification description:

Conversion of ac power input into dc power output; Conversion of dc power input into ac power output; Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode operating from a resonant DC source, i.e. the DC input voltage varies periodically, e.g. resonant DC-link inverters

Recent Application in this class:
#1
20250330081
2025-10-23

POWER CONVERSION DEVICE, AND METHOD OF CONTROLLING THEREOF

#2
20240313658
2024-09-19

Isolated DC/DC Converter and Power Electronics System

#3
20240313628
2024-09-19

SOFT SWITCHING SOLID STATE TRANSFORMERS IMPLEMENTING VOLTAGE STRESS MITIGATION TECHNIQUES

#4
20240266967
2024-08-08

ELECTRIC POWER CONVERSION DEVICE

#5
20240186914
2024-06-06

Device for creating a DC voltage bus for a polyphase electrical system, motor vehicle and renewable energy generator comprising such a device

#6
20240014749
2024-01-11

Soft-switching current source inverters

#7
20230306174
2023-09-28

Reduced-power dynamic data circuits with wide-band energy recovery

#8
20230231494
2023-07-20

INVERTER

#9
20230129542
2023-04-27

Power supply apparatus

#10
20230103777
2023-04-06

Switching bridge for wide gain converter

#11
20230024063
2023-01-26

Frequency converter

#12
20220352809
2022-11-03

Converter with active damping of the intermediate circuit voltage

#13
20220302851
2022-09-22

System and method for variable DC bus voltage coupled to inverters

#14
20220263428
2022-08-18

Power converting apparatus and photovoltaic module including the same

#15
20220200480
2022-06-23

Power conversion system including a second circuit being configured to control a current or power such that the current or the power is synchronized with power ripples caused by the AC power supply or the AC load

#16
20220094280
2022-03-24

Drive system having a first converter and at least one second converter

#17
20210297005
2021-09-23

Threshold detection systems

#18
20210264083
2021-08-26

Reduced-power dynamic data circuits with wide-band energy recovery

#19
20210249960
2021-08-12

Resonant converter and manufacturing method of transformer thereof

#20
20210218345
2021-07-15

Power conversion device

#21
20210167690
2021-06-03

Power conversion device

#22
20210057911
2021-02-25

ARRANGEMENT FOR REGULATING A POWER FLOW IN AN AC VOLTAGE GRID AND METHOD FOR PROTECTING THE ARRANGEMENT

#23
20200395869
2020-12-17

System and method for variable DC bus voltage coupled to inverters

#24
20200304030
2020-09-24

Resonant converter and manufacturing method of transformer thereof

#25
20200274460
2020-08-27

Solar power system and converter

#26
20200274440
2020-08-27

Power conversion device with estimation of load voltage based on electrostatic capacitance of load or correction coefficient

#27
20200252002
2020-08-06

Resonant inverter apparatus

#28
20200127581
2020-04-23

Single-stage multi-input forward DC-DC chopper type high-frequency link's inverter with series simultaneous power supply

#29
20200091836
2020-03-19

Single-stage single-inductor multiple-output (SIMO) inverter topology with precise and independent amplitude control for each AC output

#30
20200067423
2020-02-27

Modular scalable power conversion

#31
20200052489
2020-02-13

MOTOR DRIVE SYSTEM INCLUDING POWER STORAGE DEVICE

#32
20190372481
2019-12-05

Device for protecting inverter using a buffer operating according to a state of a safety relay

#33
20190356240
2019-11-21

Brake drive circuit

#34
20190305690
2019-10-03

Device for converting voltage, traction network and method for charging a battery

#35
20190260298
2019-08-22

Resonance-type power conversion device and abnormality determining method

#36
20190260234
2019-08-22

Transmission system for contactlessly transmitting energy

#37
20190245458
2019-08-08

Three phase inverter grid voltage feed forward method under unbalanced operating conditions

#38
20190229609
2019-07-25

Plug-and-play ripple pacifier for DC voltage links in power electronics systems and DC power grids

#39
20190222111
2019-07-18

Vehicle capacitor assembly

#40
20190199236
2019-06-27

Power supply having four quadrant converter and techniques for operation

#41
20190173395
2019-06-06

Control unit for controlling an inverter, inverter and method for operating an inverter

#42
20190126037
2019-05-02

Electronic system having variable modular power for generating electrical pulses and associated uses

#43
20190123663
2019-04-25

Resonant inverter device

#44
20190115849
2019-04-18

Converter, electrical polyphase system and method for efficient power exchange

#45
20190081547
2019-03-14

Controller device with adaptive synchronous rectification

#46
20190044428
2019-02-07

Power conversion device and control method for same

#47
20180375465
2018-12-27

Power converter circuitry for photovoltaic devices

#48
20180375441
2018-12-27

Power converter having resonant frequencies around two and four times the switching frequency

#49
20180367060
2018-12-20

Power supply having four quadrant converter and techniques for operation

#50
20180351469
2018-12-06

Multi-transformer LLC resonant converter circuit

#51
20180269804
2018-09-20

Motor drive apparatus with function to detect abnormality in power device

#52
20180269795
2018-09-20

BIDIRECTIONAL RESONANT CONVERSION CIRCUIT AND CONVERTER

#53
20180191271
2018-07-05

DETECTING RESONANCE FREQUENCY IN LLC SWITCHING CONVERTERS FROM PRIMARY SIDE

#54
20180159421
2018-06-07

Elimination of commutation failure by hybrid HVDC system

#55
20180145608
2018-05-24

DC/AC power conversion apparatus having switchable current paths

#56
20180097455
2018-04-05

Pulse-controlled inverter

#57
20180083545
2018-03-22

DC converters with modified droop control and method of use

#58
20180062502
2018-03-01

Photovoltaic inverter

#59
20180019655
2018-01-18

Highly reliable and compact universal power converter

#60
20180006574
2018-01-04

TIME-INTERLEAVING CONVERTER AND CONTROL METHOD THEREOF

#61
20170373608
2017-12-28

Power converter including an autotransformer and power conversion method

#62
20170353049
2017-12-07

System for converting electrical energy supplied by a network and a conversion method implemented by means of such a conversion system

#63
20170144551
2017-05-25

Track-bound vehicle converter

#64
20170077829
2017-03-16

Power conversion device with reduced current deviation

#65
20160248332
2016-08-25

Switching power-supply device

#66
20160152146
2016-06-02

Electric drive having an actively controlled DC bus

#67
20150318792
2015-11-05

Method for driving inverters, and inverter adapted to reduce switching losses

#68
20150280601
2015-10-01

Direct power conversion device and method for controlling direct power conversion device

#69
20150256095
2015-09-10

Method of controlling power conversion apparatus

#70
20150244247
2015-08-27

Inverter apparatus capable of controlling burst mode operation and control method thereof

#71
20150078049
2015-03-19

Electric power conversion apparatus

#72
20150070956
2015-03-12

Inverter for converting direct current power into alternating current power and direct current bus voltage regulating method thereof and application using the same

#73
20150003115
2015-01-01

Power-packet-switching converter with sequenced connection to link inductor

#74
20140328091
2014-11-06

Power converter

#75
20140268899
2014-09-18

Switching power supply device

#76
20140247625
2014-09-04

Switching power supply device

#77
20140177300
2014-06-26

Switched-mode power supply system and aircraft comprising such a system

#78
20140056038
2014-02-27

AC converter for converting a single-phase input AC voltage into a three-phase output AC voltage

#79
20140036554
2014-02-06

Power conversion with current sensing coupled through saturating element

#80
20130329477
2013-12-12

Method of shoot-through generation for modified sine wave Z-source, quasi-Z-source and trans-Z-source inverters

#81
20130147266
2013-06-13

Track-bound vehicle converter

#82
20120268975
2012-10-25

Power conversion with current sensing coupled through saturating element

#83
20120268056
2012-10-25

Induction motor driver

#84
20110051474
2011-03-03

Resonant power conversion apparatus

#85
20090167208
2009-07-02

METHOD FOR SUPPLYING A DC LOAD VIA MULTIPLE PARALLEL POWER SUPPLIES AND A POWER SUPPLY THEREFOR

#86
20090021081
2009-01-22

Methods and apparatus for three-phase inverter with reduced energy storage

#87
20080290845
2008-11-27

Charge-transfer apparatus and method

#88
20060208707
2006-09-21

Method for use of charge-transfer apparatus

#89
20060120121
2006-06-08

Interleaving control type inverter

#90
20060109694
2006-05-25

Auxiliary quasi-resonant dc tank electrical power converter

#91
20060092677
2006-05-04

Architecture for achieving resonant circuit synchronization of multiple zero voltage switched push-pull DC-AC converters

#92
16544109
2020-10-06

LLC resonant converter

#93
16515304
2020-10-13

DC/AC inverter system supplied by integrated power networks to increase output power with robust auto stop control

#94
15966890
2019-01-22

Isolated FAI 2 converter with clamped voltage rectifier and synchronous rectified solution

#95
15706430
2018-09-18

Resonant inductive coupling extension cord for light emitting diodes

#96
14933962
2017-10-03

Resonant inductive coupling extension cord for light emitting diodes

#97
13724779
2016-10-25

Transaction based network application signatures for text based protocols