ClassID:

222059

H03K2217/0009 - CPC Classification

Classification description:

Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by AC switches, i.e. delivering AC power to a load

Recent Application in this class:
#1
20250253839
2025-08-07

LOAD SWITCHING DEVICE

#2
20250150073
2025-05-08

AC Coupling Modules for Bias Ladders

#3
20240063785
2024-02-22

AC Coupling Modules for Bias Ladders

#4
20240007098
2024-01-04

Circuit and Method for Controlling Charge Injection in Radio Frequency Switches

#5
20230378950
2023-11-23

LOAD SWITCH AND POWER SYSTEM

#6
20230344424
2023-10-26

Method for actuating a semiconductor power switch, actuation circuit for a semiconductor power switch, and electronic circuit breaker

#7
20230121575
2023-04-20

Intelligent electrical switches

#8
20230032891
2023-02-02

AC coupling modules for bias ladders

#9
20220173731
2022-06-02

Circuit and method for controlling charge injection in radio frequency switches

#10
20220094350
2022-03-24

Control of two series connected switches

#11
20220045672
2022-02-10

Safe electronic switch

#12
20220006132
2022-01-06

Switch

#13
20210344338
2021-11-04

AC coupling modules for bias ladders

#14
20210167678
2021-06-03

Bidirectional switch control

#15
20210152170
2021-05-20

Circuit and method for controlling charge injection in radio frequency switches

#16
20200350901
2020-11-05

Analog switch for transmitting high voltage signals without utilizing high voltage power supplies

#17
20200321955
2020-10-08

AC coupling modules for bias ladders

#18
20200304122
2020-09-24

Nurse call and interlock signaling for pillow speaker communication channels

#19
20200186147
2020-06-11

AC switch, and uninterruptible power supply and voltage sag compensator including AC switch

#20
20200052688
2020-02-13

Ultra low emission solid state relay

#21
20200007126
2020-01-02

Bidirectional electronic switch and dimmer comprising a light emitting device to illuminate a photo-activated electronic device

#22
20190363537
2019-11-28

Solid state power contactor

#23
20190305769
2019-10-03

AC coupling modules for bias ladders

#24
20190305768
2019-10-03

Stacked FET switch bias ladders

#25
20190245537
2019-08-08

High reliability AC load switching circuit

#26
20190238130
2019-08-01

Switch circuit, corresponding device and method

#27
20190213847
2019-07-11

Doorbell sound output device controllers, doorbell switches, and associated systems and methods

#28
20190207605
2019-07-04

Electronic switching circuit

#29
20190207602
2019-07-04

Method for actuating reverse-conducting semiconductor switches arranged in parallel

#30
20190191550
2019-06-20

Switch device

#31
20190190517
2019-06-20

Semiconductor device having a bidirectional switch and a passive electrical network

#32
20190171239
2019-06-06

Power sharing solid-state relay

#33
20190165780
2019-05-30

Switch circuit applied to a power delivery integrated circuit

#34
20190140640
2019-05-09

Electronic switch and dimmer

#35
20190109454
2019-04-11

Self-powered electronic fuse with storage capacitor that charges with minimal disturbance of load current through the fuse

#36
20190089146
2019-03-21

Soft-starter AC-AC converter with integrated solid-state circuit breaker and method of operation thereof

#37
20190067473
2019-02-28

Reducing MOSFET body current

#38
20190013807
2019-01-10

Body-control-device for a bi-directional transistor

#39
20190006838
2019-01-03

Combined direct current circuit breaker and application method thereof

#40
20180375327
2018-12-27

Solid state power contactor

#41
20180367133
2018-12-20

Switch circuit and power supply system

#42
20180309386
2018-10-25

Power semiconductor device with built-in resistor between control electrode and control terminal, and power semiconductor drive system

#43
20180212599
2018-07-26

Circuit and method for controlling charge injection in radio frequency switches

#44
20180197383
2018-07-12

Doorbell sound output device controllers, doorbell switches, and associated systems and methods

#45
20180097543
2018-04-05

Internet-enabled appliance

#46
20180097542
2018-04-05

Method of communicating internet-based data

#47
20180034359
2018-02-01

High-efficiency fully soft-switching single-stage three-level (SS-3) power amplifier

#48
20180033877
2018-02-01

Electronic device including a HEMT

#49
20180006641
2018-01-04

Solid state switch relay

#50
20170359061
2017-12-14

Switch device, control method of the same, and control method of transfer switch system using the same

#51
20170346478
2017-11-30

DC switching device and method of control

#52
20170338815
2017-11-23

Electric assembly including a reverse conducting switching device and a rectifying device

#53
20170338809
2017-11-23

Circuit arrangement for fast turn-off of bi-directional switching device

#54
20170323881
2017-11-09

Switch having first and second switching elements connected in parallel with one another

#55
20170264285
2017-09-14

Electrical circuit for control of an electrical device with high integrity

#56
20170187372
2017-06-29

Half-bridge circuit, H-bridge circuit and electronic system

#57
20170170656
2017-06-15

Solid state power controller

#58
20170084404
2017-03-23

AC switch circuit and associated control method

#59
20170047922
2017-02-16

Bidirectional semiconductor switch with passive turnoff

#60
20160322969
2016-11-03

Half-bridge HEMT circuit and an electronic package including the circuit

#61
20160322485
2016-11-03

Bidirectional HEMT and an electronic package including the bidirectional HEMT

#62
20160322351
2016-11-03

Electronic device including a bidirectional HEMT

#63
20160268892
2016-09-15

Fast blocking switch

#64
20160241030
2016-08-18

Four segment AC MOSFET switch

#65
20160226478
2016-08-04

Circuit and method for controlling charge injection in radio frequency switches

#66
20160191036
2016-06-30

Analog switch for transmitting high voltage signals without utilizing high voltage power supplies

#67
20160182039
2016-06-23

Smart switch for connecting an input power supply to a load

#68
20160173980
2016-06-16

Solid state relay circuit arrangement for audio signals and switching system

#69
20160173079
2016-06-16

Analog multiplexer

#70
20160118211
2016-04-28

Communicating with power switching devices

#71
20160085256
2016-03-24

Body Biasing for RF Switch Optimization

#72
20160079233
2016-03-17

III-V SEMICONDUCTOR MATERIAL BASED AC SWITCH

#73
20160033979
2016-02-04

Power sharing solid-state relay

#74
20160028393
2016-01-28

Field-effect transistor driver

#75
20150372673
2015-12-24

Passive drive control circuit for AC current

#76
20150349845
2015-12-03

System and method for a power line modem

#77
20150263720
2015-09-17

Switching device and system for operating an electric load

#78
20150147981
2015-05-28

Switching device having a discharge circuit for improved intermodulation distortion performance

#79
20150145347
2015-05-28

Low power consumption AC load switches

#80
20150116023
2015-04-30

Radio frequency switch with improved switching time

#81
20150109161
2015-04-23

Isolated bootstrapped switch

#82
20150087990
2015-03-26

Semiconductor switch circuit, signal processing apparatus, and ultrasound diagnostic apparatus

#83
20150077171
2015-03-19

Switch

#84
20150077154
2015-03-19

System for measuring soft starter current and method of making same

#85
20150049577
2015-02-19

Ultrasound capacitive T/R switch device, circuit

#86
20150042397
2015-02-12

Apparatus and method for control of semiconductor switching devices

#87
20150035585
2015-02-05

Reverse conduction mode self turn-off gate driver

#88
20150035580
2015-02-05

Power electronic device with improved efficiency and electromagnetic radiation characteristics

#89
20150015321
2015-01-15

Circuit and method for controlling charge injection in radio frequency switches

#90
20150008974
2015-01-08

MIT transistor system including critical current supply device

#91
20150003133
2015-01-01

Drive Circuit of Semiconductor Switching Element and Power Conversion Circuit Using the Same

#92
20150002078
2015-01-01

Control circuit for reducing charging time and method thereof

#93
20140375376
2014-12-25

Adaptive MOS transistor gate driver and method therefor

#94
20140300404
2014-10-09

RF MEMS isolation, series and shunt DVC, and small MEMS

#95
20140266497
2014-09-18

AC coupling circuit with hybrid switches and constant load

#96
20140205070
2014-07-24

Systems and methods for fast kilovolt switching in an X-ray system

#97
20140114492
2014-04-24

System and method for a power line modem

#98
20140084988
2014-03-27

Switch architecture at low supply voltages

#99
20140009189
2014-01-09

Solid-state bidirectional switch having a first and a second power-FET

#100
20140002117
2014-01-02

System for measuring soft starter current and method of making same

#101
20130113382
2013-05-09

Solid state relay and load drive circuit

#102
20130049760
2013-02-28

Switch, charge monitoring apparatus and rechargeable battery module

#103
20130033300
2013-02-07

Semiconductor device having at least a transistor cell with a second conductive type region surrounding a wall region and being insulated from both gate electrode and source electrode and solid state relay using same

#104
20130002336
2013-01-03

BIDIRECTIONAL SWITCH

#105
20120306425
2012-12-06

Electric tool

#106
20120275076
2012-11-01

Bidirectional switch and charge/discharge protection device using same

#107
20120257425
2012-10-11

Power converter

#108
20120086427
2012-04-12

Alternating current/direct current two-way switch

#109
20120038310
2012-02-16

INRUSH CURRENT CONTROL FOR A MOTOR STARTER SYSTEM

#110
20110309816
2011-12-22

AC voltage controller

#111
20110305054
2011-12-15

Bi-directional switch, alternating-current two-wire switch, switching power source circuit, and method of driving bi-directional switch

#112
20110297964
2011-12-08

AC switch having compound semiconductor MOSFETs

#113
20110204807
2011-08-25

Two-wire AC switch

#114
20110156795
2011-06-30

Bidirectional switch

#115
20110026285
2011-02-03

Bidirectional switch circuit configured to conduct current in reverse direction without applying an on-drive signal and power converter including the same

#116
20090147411
2009-06-11

Thyristor controlled series capacitor module

#117
20090014669
2009-01-15

Semiconductor relay

#118
20080076371
2008-03-27

Circuit and method for controlling charge injection in radio frequency switches

#119
20070236152
2007-10-11

Load control device having a variable drive circuit

#120
15939144
2019-03-19

AC coupling modules for bias ladders

#121
14591230
2017-02-14

Bi-directional switch