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ClassID:

219821 ⎘

H03F2203/45032 - CPC Classification

Classification description:

Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by; Indexing scheme relating to differential amplifiers the differential amplifier amplifying transistors are multiple paralleled transistors

Recent Application in this class:
#1
20250088158
2025-03-13

INPUT STAGE CIRCUIT FOR AN OPERATIONAL AMPLIFIER WITH ENHANCED INPUT OFFSET VOLTAGE TRIMMING CAPABILITIES

 #2
20190294295
2019-09-26

APPARATUS AND METHOD FOR REDUCING AMPLIFIER FEEDBACK CAPACITOR WITH BYPASS AMPLIFICATION STAGE

 #3
20180152156
2018-05-31

Operational amplifier and differential amplifying circuit thereof

 #4
20160164479
2016-06-09

Buffer circuit robust to variation of reference voltage signal

 #5
20150349732
2015-12-03

Common-source power amplifiers

 #6
20150310822
2015-10-29

Differential amplifier circuit and display drive circuit

 #7
20150295538
2015-10-15

Low-voltage amplifier and method thereof

 #8
20150207462
2015-07-23

Wide common mode range sense amplifier

 #9
20150013459
2015-01-15

IV converter and inertial force sensor using IV converter

 #10
20140314173
2014-10-23

PVT tolerant differential circuit

 #11
20100289028
2010-11-18

Display device

 #12
20100289027
2010-11-18

Electronic device, constituted by using thin-film transistors

 #13
20090284316
2009-11-19

Amplifier device

 #14
20080265993
2008-10-30

Class AB rail-to-rail input and output operational amplifier

 #15
20080211705
2008-09-04

Electronic network circuit with dissymmetrical differential pairs

 #16
20080068075
2008-03-20

Trifferential amplifier and trifferential amplifier system

 #17
20080042152
2008-02-21

Electronic device, display device, interface circuit and differential amplification device, which are constituted by using thin-film transistors

 #18
20070217544
2007-09-20

Power management in a data acquisition system