ClassID:

221633

H03K17/08128 - CPC Classification

Classification description:

Electronic switching or gating, i.e. not by contact-making and –breaking; Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit in composite switches

Recent Application in this class:
#1
20260121508
2026-04-30

VARIABLE SLEW RATE HYBRID GATE DRIVERS FOR POWER MODULES

#2
20250392300
2025-12-25

SEMICONDUCTOR DEVICE

#3
20250379458
2025-12-11

SEMICONDUCTOR DEVICE

#4
20250376032
2025-12-11

ADVANCED SHUTDOWN DURING FAULT-CURRENT CONDITIONS FOR SEMICONDUCTOR DEVICES

#5
20250323638
2025-10-16

Semiconductor Devices And Circuits With Increased Breakdown Voltage

#6
20250253841
2025-08-07

SEMICONDUCTOR SWITCHING MODULE WITH INSULATED GATE BIPOLAR TRANSISTOR AND UNIPOLAR SWITCHING DEVICE

#7
20250253840
2025-08-07

BIDIRECTIONAL POWER SEMICONDUCTOR SWITCH

#8
20250248112
2025-07-31

SEMICONDUCTOR DEVICE AND SEMICONDUCTOR CIRCUIT

#9
20250175171
2025-05-29

Switch Module Having a Short Circuit Detection Circuit

#10
20250158607
2025-05-15

SEMICONDUCTOR ELEMENT DRIVING APPARATUS

#11
20250150071
2025-05-08

DRIVING DEVICE

#12
20250132757
2025-04-24

SEMICONDUCTOR DRIVE DEVICE AND POWER CONVERSION DEVICE COMPRISING SAME

#13
20240259013
2024-08-01

SEMICONDUCTOR DEVICES AND CIRCUITS WITH INCREASED BREAKDOWN VOLTAGE

#14
20240146294
2024-05-02

SWITCHING ELEMENT DRIVE CIRCUIT

#15
20230403001
2023-12-14

Semiconductor devices and circuits with increased breakdown voltage

#16
20230387904
2023-11-30

DRIVE CIRCUIT OF SWITCHING ELEMENT AND INTELLIGENT POWER MODULE

#17
20230344423
2023-10-26

Semiconductor device

#18
20230299763
2023-09-21

IGBT driving circuit and power conversion device

#19
20230275576
2023-08-31

Semiconductor switching module with insulated gate bipolar transistor and unipolar switching device

#20
20230261645
2023-08-17

Slew rate control for fast switching output stages

#21
20230208275
2023-06-29

Power conversion device, semiconductor switch drive device, and control method

#22
20230163758
2023-05-25

Gate drive device

#23
20230128311
2023-04-27

Test circuit and testing method

#24
20230111154
2023-04-13

Gate driver

#25
20220294442
2022-09-15

Drive circuit

#26
20220294441
2022-09-15

Method and device for short-circuit detection by saturation detection in power semiconductor switches

#27
20220293592
2022-09-15

Semiconductor device and semiconductor circuit

#28
20220200592
2022-06-23

Protective circuit for a semiconductor switch

#29
20220158632
2022-05-19

Protection of a semiconductor switch

#30
20220060184
2022-02-24

Switch module, driver circuit and related methods

#31
20210399725
2021-12-23

Switching apparatus

#32
20210313978
2021-10-07

Operating a bipolar transistor having an insulated gate electrode

#33
20210288641
2021-09-16

Hybrid power devices

#34
20210242864
2021-08-05

Switch circuit capable of overcurrent protection with small and simple circuit, and with simple operation, without affecting normal operation

#35
20210159898
2021-05-27

Gate driver with integrated miller clamp

#36
20210048478
2021-02-18

Switch condition monitoring

#37
20210006243
2021-01-07

Current detection circuit, current detection method, and semiconductor module

#38
20210006242
2021-01-07

Current detection circuit, current detection method, and semiconductor module

#39
20200287531
2020-09-10

Semiconductor integrated circuit and adjustment method for semiconductor integrated circuit

#40
20200240385
2020-07-30

Semiconductor device

#41
20200186143
2020-06-11

Method for actuating at least one semiconductor switch, in particular in a component of a motor vehicle

#42
20200136604
2020-04-30

Method for controlling a direct current switch, direct current switch, and DC voltage system

#43
20200076417
2020-03-05

Alternating current solid-state relay

#44
20200049569
2020-02-13

Power Semiconductor Circuit and Method for Determining a Temperature of a Power Semiconductor Component

#45
20200014197
2020-01-09

Inrush limiter for bidirectional solid state switches

#46
20190386654
2019-12-19

Configurable integrated desaturation filter

#47
20190372567
2019-12-05

Semiconductor device and power conversion system

#48
20190363706
2019-11-28

Transistor drive circuit and motor drive control apparatus

#49
20190348980
2019-11-14

Suppressing circuit for semiconductor switch

#50
20190348979
2019-11-14

Gate driving circuit and switching power supply apparatus

#51
20190296731
2019-09-26

Driving device and power module

#52
20190280687
2019-09-12

Gate voltage control circuit of insulated gate bipolar transistor and control method thereof

#53
20190207601
2019-07-04

Hybrid power devices

#54
20190207599
2019-07-04

DETECTION DEVICE, PROTECTION SYSTEM AND METHOD

#55
20190207598
2019-07-04

PROTECTION CIRCUIT AND METHOD FOR CONTROLLABLE SWITCH

#56
20190190514
2019-06-20

Semiconductor device and power module

#57
20190137547
2019-05-09

Overcurrent determining apparatus and drive unit using the same

#58
20190089349
2019-03-21

SWITCHING CIRCUIT

#59
20190089344
2019-03-21

Protection circuit, oscillation compensation circuit and power supply circuit in solid state pulse modulator

#60
20190068187
2019-02-28

Electric circuit arrangement and a method for generating electric current pulses to a load

#61
20190044338
2019-02-07

Transistor driver and gate controller

#62
20190028096
2019-01-24

Signal based ignition with inductive flyback power

#63
20180337666
2018-11-22

High-side gate drive circuit, semiconductor module, and three-phase inverter system

#64
20180309437
2018-10-25

Buffer circuit and semiconductor device

#65
20180301549
2018-10-18

Electric power converter

#66
20180269866
2018-09-20

Gate voltage control circuit of insulated gate bipolar transistor and control method thereof

#67
20180269677
2018-09-20

SEMICONDUCTOR ELEMENT DRIVING DEVICE

#68
20180248475
2018-08-30

Power converter configured for limiting switching overvoltage

#69
20180234088
2018-08-16

Gate driver including gate sense circuit

#70
20180205373
2018-07-19

Semiconductor device driving circuit

#71
20180198442
2018-07-12

Semiconductor device driving circuit

#72
20180191338
2018-07-05

Systems and methods for a gate drive circuit

#73
20180191239
2018-07-05

Semiconductor device drive circuit and inverter device with desaturation detection

#74
20180166436
2018-06-14

Insulated gate semiconductor device

#75
20180097515
2018-04-05

System and method for an overpower detector

#76
20180034459
2018-02-01

Isolated gate driver and a power device driving system including the same

#77
20180019742
2018-01-18

Semiconductor device for high-voltage circuit

#78
20170331470
2017-11-16

Method and device for operating a switching element

#79
20170302262
2017-10-19

Semiconductor switching element driver circuit with operation based on temperature

#80
20170248646
2017-08-31

Method and device for short circuit detection in power semiconductor switches

#81
20170093390
2017-03-30

Semiconductor integrated circuit device and electronic device

#82
20170093389
2017-03-30

Driver circuit

#83
20170063365
2017-03-02

Method and drive circuit for driving a transistor

#84
20170033790
2017-02-02

Electric circuit

#85
20170019099
2017-01-19

Driving device of gate driver

#86
20160322966
2016-11-03

Semiconductor device

#87
20160315531
2016-10-27

Current detection device for power semiconductor element

#88
20160285357
2016-09-29

Power converter configured for limiting switching overvoltage

#89
20160241227
2016-08-18

SEMICONDUCTOR SWITCHING ELEMENT DRIVER CIRCUIT

#90
20160233789
2016-08-11

Semiconductor control device, switching device, inverter, and control system

#91
20160222939
2016-08-04

Ignition control circuit with current slope detection

#92
20160204596
2016-07-14

DC circuit breaker device

#93
20160191042
2016-06-30

Control of reverse-conducting IGBT

#94
20160134271
2016-05-12

Buffer circuit

#95
20160006427
2016-01-07

Semiconductor device for high-voltage circuit

#96
20160005725
2016-01-07

Cascode power transistors

#97
20150372672
2015-12-24

Power device drive circuit

#98
20150085415
2015-03-26

Passive circuit for improved failure mode handling in power electronics modules

#99
20150078039
2015-03-19

Insulated power supply apparatus for power conversion apparatus including series of connections of upper and lower arms switching elements connected to each other

#100
20140320178
2014-10-30

Intelligent gate driver for IGBT

#101
20140300410
2014-10-09

Cascoded semiconductor devices with gate bias circuit

#102
20140070877
2014-03-13

Limiting circuit for a semiconductor transistor and method for limiting the voltage across a semiconductor transistor

#103
20130265095
2013-10-10

Half-bridge circuits employing normally on switches and methods of preventing unintended current flow therein

#104
20130154711
2013-06-20

Method, power unit, and power system having gate voltage limiting circuit

#105
20130088266
2013-04-11

Semiconductor device

#106
20120294056
2012-11-22

Switching loss reduction in converter modules

#107
20120249020
2012-10-04

Drive circuit for switching element

#108
20120188001
2012-07-26

Electronic control apparatus having switching element and drive circuit

#109
20120025873
2012-02-02

Semiconductor drive device

#110
20110204929
2011-08-25

Drive circuit of power semiconductor device

#111
20110121884
2011-05-26

Half-bridge circuits employing normally on switches and methods of preventing unintended current flow therein

#112
20110001553
2011-01-06

Method of driving reverse conducting semiconductor device, semiconductor device and power supply device

#113
20100283514
2010-11-11

Power supply device and method for driving the same

#114
20100265746
2010-10-21

Drive circuit of semiconductor device

#115
20100231269
2010-09-16

Drive circuit for semiconductor element

#116
20100148846
2010-06-17

Gate drive circuit

#117
20100059028
2010-03-11

Semiconductor device comprising an IGBT and a constant voltage circuit having switches and normally-on type MOSFETs connected in parallel

#118
20100026370
2010-02-04

Half-bridge circuits employing normally on switches and methods of preventing unintended current flow therein

#119
20090167414
2009-07-02

Temperature detection for a semiconductor component

#120
20090147545
2009-06-11

History-independent noise-immune modulated transformer-coupled gate control signaling method and apparatus

#121
20090072809
2009-03-19

Method for detection of the presence of a load and drive circuit

#122
20090066402
2009-03-12

Gate drive circuit

#123
20090002054
2009-01-01

Gate drive apparatus

#124
20080290927
2008-11-27

Half-bridge circuits employing normally on switches and methods of preventing unintended current flow therein

#125
20080266727
2008-10-30

Control of a power semiconductor switch

#126
20080265980
2008-10-30

Gate drive for wide bandgap semiconductor device

#127
20080212247
2008-09-04

Insulated gate bipolar transistor fault protection system

#128
20080117557
2008-05-22

Power semiconductor device

#129
20070257725
2007-11-08

Short circuit protection by gate voltage sensing

#130
20070159751
2007-07-12

Power conversion device

#131
20070069252
2007-03-29

Insulated gate semiconductor device having a clamping element to clamp gate-emitter voltage and method of manufacturing thereof

#132
20070024118
2007-02-01

Monolithically integrated power IGBT device

#133
20060198197
2006-09-07

Ultra-low power limiter

#134
20050146823
2005-07-07

Semiconductor device which realizes a short-circuit protection function without shunt resistor, and semiconductor device module

#135
20050122748
2005-06-09

Semiconductor device and method of manufacturing thereof

#136
20050024103
2005-02-03

Circuit arrangement for controlling power semiconductor transistors

#137
16362078
2020-01-07

Control device for power semiconductor switch