ClassID:

219977

H03F2203/45344 - 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 At least one of the AAC sub-circuits being a current mirror

Recent Application in this class:
#1
20250316308
2025-10-09

TRANSIMPEDANCE AMPLIFIERS FOR CROSSBAR CIRCUITS

#2
20250141415
2025-05-01

METHODS AND APPARATUS TO DYNAMICALLY INCREASE AMPLIFIER SLEW RATES

#3
20250038662
2025-01-30

SEMICONDUCTOR CIRCUIT DEVICE AND SWITCHING REGULATOR

#4
20250038661
2025-01-30

SEMICONDUCTOR CIRCUIT DEVICE AND SWITCHING REGULATOR

#5
20250037763
2025-01-30

TRANSIMPEDANCE AMPLIFIERS FOR CROSSBAR CIRCUITS

#6
20210273619
2021-09-02

Pre-driver stage with adjustable biasing

#7
20210250006
2021-08-12

Output pole-compensated operational amplifier

#8
20210090520
2021-03-25

Operational amplifier circuit and display apparatus with operational amplifier circuit for avoiding voltage overshoot

#9
20200395907
2020-12-17

Output pole-compensated operational amplifier

#10
20200287509
2020-09-10

OPERATIONAL AMPLIFIER

#11
20200273528
2020-08-27

Semiconductor memory device and memory system having the same

#12
20200204126
2020-06-25

Amplifier with dual current mirrors

#13
20200043435
2020-02-06

Half-power buffer amplifier, data driver and display apparatus including the same

#14
20150171809
2015-06-18

MOS transistors having low offset values, electronic devices including the same, and methods of fabricating the same

#15
20150091647
2015-04-02

Reducing a settling time after a slew condition in an amplifier

#16
20150015334
2015-01-15

Analog circuits having improved transistors, and methods therefor

#17
20130076439
2013-03-28

Limiting amplifier and method thereof

#18
20120242409
2012-09-27

Analog circuits having improved transistors, and methods therefor

#19
20110089976
2011-04-21

MOS integrated circuit and electronic equipment including the same

#20
20100109614
2010-05-06

Signal processor comprising a reference voltage circuit

#21
20090243662
2009-10-01

MOS integrated circuit and electronic equipment including the same

#22
20080136523
2008-06-12

Gain improved operational transconductance amplifier and control method thereof

#23
20070096777
2007-05-03

Differential driver