ClassID:

216811

H02H7/12 - CPC Classification

Classification description:

Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers

Sub-classes:
Recent Application in this class:
#1
20250202224
2025-06-19

METHOD FOR CONTROLLING A PLURALITY OF HALF-BRIDGES AND CORRESPONDING APPARATUS

#2
20250121703
2025-04-17

CURRENT MODE CONTROL TYPE SWITCHING POWER SUPPLY DEVICE

#3
20240291264
2024-08-29

ELECTRONIC FUSE CIRCUIT AND CIRCUIT SYSTEM USING THE SAME

#4
20240290236
2024-08-29

POWER MANAGEMENT CIRCUIT AND DISPLAY DEVICE INCLUDING THE SAME

#5
20240204514
2024-06-20

METHOD AND PROCESSING UNIT FOR CHECKING AN OVERVOLTAGE PROTECTION CIRCUIT FOR AN ELECTRIC MACHINE, AND CONVERTER ARRANGEMENT

#6
20240113515
2024-04-04

HIGH-SPEED INTRODUCTION DEVICE, POWER CONVERSION DEVICE AND SWITCHGEAR

#7
20240063632
2024-02-22

Apparatus, system, and method for power-cycling field-replaceable units remotely

#8
20230361555
2023-11-09

Overcurrent protection circuit and power converter

#9
20230352942
2023-11-02

Power Conversion System

#10
20230299574
2023-09-21

POWER SUPPLY DEVICE

#11
20230252926
2023-08-10

Power management circuit and display device including the same

#12
20230231376
2023-07-20

Method and apparatus for estimating stress on capacitor

#13
20230091052
2023-03-23

Power supply control system and vehicle

#14
20230065848
2023-03-02

Efuse circuit and control method thereof

#15
20220393499
2022-12-08

Fault detection in redundant power supplies

#16
20220352841
2022-11-03

Apparatus for switching and protection of a load based on current rise speed

#17
20220278522
2022-09-01

Overcurrent protection circuit for protecting overcurrent flowing through switching element and switching circuit with the overcurent protection circuit

#18
20220255308
2022-08-11

Apparatus for protecting and controlling an electrical load

#19
20220190586
2022-06-16

Method and apparatus for protecting an electrical load

#20
20220181869
2022-06-09

Power conversion device

#21
20220173588
2022-06-02

Topology of a solid state power controller with two mid-capacitors

#22
20220173585
2022-06-02

Load control apparatus, automation system, electrical load, busbar system and fuse housing

#23
20220140769
2022-05-05

Motor control apparatus for controlling a power supply to an electrical motor

#24
20220140723
2022-05-05

Control device for power converter

#25
20210391803
2021-12-16

MODULAR IN-WALL AC-DC POWER SUPPLY

#26
20210391708
2021-12-16

On-board power supply system for a vehicle

#27
20210359620
2021-11-18

Semiconductor unit, semiconductor device, battery unit, and vehicle

#28
20210339634
2021-11-04

Current mode control type switching power supply device

#29
20210249947
2021-08-12

Method of short-circuiting a faulty converter submodule and power converter supporting same

#30
20210119527
2021-04-22

Pin-short detection circuits

#31
20200381916
2020-12-03

Power supply system

#32
20200366085
2020-11-19

Power supply apparatus that outputs voltage supplied to load

#33
20200195002
2020-06-18

Dynamic control of trip temperature for power module

#34
20200177174
2020-06-04

Overheat protection circuit and semiconductor device including the same

#35
20200177086
2020-06-04

Primary-pulsed switching power supply

#36
20200127563
2020-04-23

Smart power supply system and method thereof

#37
20200044580
2020-02-06

Multiphase multilevel power converter

#38
20190363533
2019-11-28

Method for preventing a dangerous, higher-frequency earth fault current for an electrical drive system

#39
20190312425
2019-10-10

Power converter with ground fault detection function and fault detection method

#40
20190280474
2019-09-12

Power electronics with isolating fuse

#41
20190267795
2019-08-29

Power supply control apparatus

#42
20190199084
2019-06-27

Overvoltage protection and short-circuit withstanding for gallium nitride devices

#43
20190137575
2019-05-09

Voltage regulator systems with fault indication and reporting

#44
20190131878
2019-05-02

Power converter

#45
20190106067
2019-04-11

Integrated flat wire power distribution system for a vehicle

#46
20190058322
2019-02-21

Indicator using existing power supply controller terminals

#47
20190027918
2019-01-24

Over current protection circuit

#48
20190009678
2019-01-10

Current mode control type switching power supply device

#49
20180278183
2018-09-27

Control system, controller, and control method for wound induction machine

#50
20180278046
2018-09-27

Protection device and protection system

#51
20180219370
2018-08-02

Power converter

#52
20180159316
2018-06-07

Power conversion device and DC power transmission system

#53
20180026473
2018-01-25

Method for operating an active converter connected to an electric machine and means for the implementation thereof

#54
20180006550
2018-01-04

Power supply apparatus with soft-start and protection

#55
20170374720
2017-12-28

Power supply with microcontroller for circuit protection

#56
20170373603
2017-12-28

Power conversion circuit with indicator coupled to input terminal to signal condition of the controller

#57
20170367162
2017-12-21

LED driving circuit and protection circuit for DC/DC converter

#58
20170338647
2017-11-23

Digital power supply protection circuit, and apparatus

#59
20170278199
2017-09-28

Distributed energy power source control method, apparatus and system for providing loads with dynamic power distribution modes

#60
20170229964
2017-08-10

Electric power system

#61
20170163026
2017-06-08

System and method providing reliable over current protection for power converter

#62
20170045555
2017-02-16

Method and device for detecting current of inductor of PFC circuit

#63
20160379790
2016-12-29

Electronic module for protecting a HVDC converter from current surges of energy discharges from a capacitor of the converter

#64
20160365787
2016-12-15

Converter submodule with short-circuit device and power converter having same

#65
20160226239
2016-08-04

System and method providing reliable over current protection for power converter

#66
20160082846
2016-03-24

Current mode control type switching power supply device

#67
20160072275
2016-03-10

Embedded overload protection in delta-sigma analog-to-digital converters

#68
20150380926
2015-12-31

Power converter, short circuit protection circuit, and control method

#69
20150372671
2015-12-24

Switching element driving circuit

#70
20150372583
2015-12-24

OVERVOLTAGE PROTECTION AND POWER SAVING CIRCUIT FOR A SWITCHED MODE POWER SUPPLY

#71
20150340859
2015-11-26

Method of fault clearance

#72
20150326154
2015-11-12

Motor control for stability and power supply protection

#73
20150263507
2015-09-17

Overheat protection circuit and voltage regulator

#74
20150236498
2015-08-20

Circuit interruption device

#75
20150229257
2015-08-13

Double fed induction generator (DFIG) converter and method for improved grid fault ridethrough

#76
20150214870
2015-07-30

Over-voltage prevention device and current rectifying circuit

#77
20150211938
2015-07-30

Semiconductor chip temperature estimation device and overheat protection device

#78
20150205338
2015-07-23

Power management system comprising static protecting circuit and related method of operation

#79
20150109835
2015-04-23

Output overvoltage protection method and circuit for switching power supply and switching power supply thereof

#80
20150085415
2015-03-26

Passive circuit for improved failure mode handling in power electronics modules

#81
20150008849
2015-01-08

Motor control for stability and power supply protection

#82
20140362478
2014-12-11

Power system and short-circuit protection circuit thereof

#83
20140334043
2014-11-13

Surge protection circuit, switching power supply, and surge protection method

#84
20140333274
2014-11-13

Complex power management device and communication device

#85
20140313796
2014-10-23

Converter valve

#86
20140301120
2014-10-09

Systems and methods for use in recovering a converter after grid fault event

#87
20140268944
2014-09-18

Surge blocking inductor

#88
20140254048
2014-09-11

Protection circuit and electronic device using the same

#89
20140184664
2014-07-03

Power supplying apparatus and display apparatus including the same

#90
20140177107
2014-06-26

Overload and short-circuit sensing circuit and converter protecting circuit and method

#91
20140126088
2014-05-08

PROTECTION CIRCUIT, SWITCH CONTROL CIRCUIT, AND POWER SUPPLY DEVICE COMPRISING THE SAME

#92
20130294121
2013-11-07

System and method providing over current and over power protection for power converter

#93
20130249501
2013-09-26

Double fed induction generator (DFIG) converter and method for improved grid fault ridethrough

#94
20130235492
2013-09-12

Switch unit and power generation system thereof

#95
20130128635
2013-05-23

Method for operating a converter and a switching cell and a converter

#96
20130114175
2013-05-09

Switching mode power supply including surge protection circuit and image forming apparatus including the same

#97
20130027003
2013-01-31

Doubly-fed induction generator system and the self-test method for the active crowbar circuit thereof

#98
20120218669
2012-08-30

System and method for operating inverters

#99
20120206841
2012-08-16

Power converter and method of operation

#100
20120139339
2012-06-07

Power supply apparatus and method to control the same

#101
20120063180
2012-03-15

Protection circuit for a power conversion apparatus

#102
20110317322
2011-12-29

Control circuit with protection circuit for power supply

#103
20110292698
2011-12-01

System and method providing over current and over power protection for power converter

#104
20110279930
2011-11-17

Switching regulator control circuit

#105
20110103108
2011-05-05

Converter valve

#106
20110025282
2011-02-03

Driving circuit for an electric load and electric system comprising the circuit

#107
20100165676
2010-07-01

System and method providing over current and over power protection for power converter

#108
20080291708
2008-11-27

Protective circuit and method for multi-level converter

#109
20080151451
2008-06-26

Asymmetric fault detection and protection with AC solid state power controllers

#110
20080024950
2008-01-31

SITE-ADAPTIVE AC CURRENT LIMITING FOR RECTIFIERS AND DC POWER PLANTS

#111
20080007190
2008-01-10

Motor control apparatus and on-vehicle motor drive system

#112
20070279820
2007-12-06

System and method providing over current and over power protection for power converter

#113
17134765
2022-04-05

Reducing SRAM leakage using scalable switched capacitor regulators

#114
15632129
2018-05-29

Switching power supply

#115
15278013
2019-07-23

Techniques for determining inductances