ClassID:

219674

H03F2200/522 - CPC Classification

Classification description:

Indexing scheme relating to amplifiers the bias or supply voltage or current of the gate side of a FET amplifier being controlled to be on or off by a switch

Recent Application in this class:
#1
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2026-06-04

CLASS AB QUIESCENT CURRENT OPTIMIZATION

#2
20250226805
2025-07-10

AMPLIFIER CIRCUIT FOR MICROPHONE, MICROPHONE CIRCUIT AND ELECTRONIC DEVICE

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GATE DRIVERS FOR STACKED TRANSISTOR AMPLIFIERS

#4
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AUDIO AMPLIFIER CIRCUIT

#5
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Gate drivers for stacked transistor amplifiers

#6
20220360223
2022-11-10

SYSTEMS AND METHODS FOR DYNAMICALLY ADJUSTING PARAMETERS OF AN ACTIVE ELECTRICAL DEVICE

#7
20220173701
2022-06-02

Amplifier device

#8
20220158589
2022-05-19

Gate drivers for stacked transistor amplifiers

#9
20210208184
2021-07-08

Dynamically controlled auto-ranging current sense circuit

#10
20200358402
2020-11-12

Gate drivers for stacked transistor amplifiers

#11
20200168734
2020-05-28

Self-biasing and self-sequencing of depletion mode transistors

#12
20190245085
2019-08-08

Self-biasing and self-sequencing of depletion-mode transistors

#13
20190158029
2019-05-23

Gate drivers for stacked transistor amplifiers

#14
20180131327
2018-05-10

Gate drivers for stacked transistor amplifiers

#15
20160112018
2016-04-21

Circuits and methods for reducing supply sensitivity in a power amplifier

#16
20160056772
2016-02-25

INTEGRATED CIRCUIT

#17
20150084695
2015-03-26

Cascode amplifier

#18
20140368279
2014-12-18

Direct Biasing A Gate Electrode Of A Radio Frequency Power Amplifier Through a Driver Stage

#19
20130106518
2013-05-02

Integrated circuit

#20
20120218043
2012-08-30

Amplifier activation

#21
20110316637
2011-12-29

Amplifier module with multiple operating modes

#22
20110032035
2011-02-10

Amplifier module with multiple operating modes

#23
20090219086
2009-09-03

Amplifier, amplifying method, and filter

#24
16734017
2020-12-08

Dynamically controlled auto-ranging current sense circuit