H03F2203/45461 - CPC Classification Index

ClassID:

220035 ⎘

H03F2203/45461 - 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 CSC comprising one or more switched capacitors

Recent Application in this class:

20250286524

2025-09-11

FULLY DIFFERENTIAL SWITCHED CAPACITOR AMPLIFIER

20250038711

2025-01-30

MULTI-STAGE AMPLIFIER CIRCUITS

20200234636

2020-07-23

Simplified sensing circuit and sample and hold circuit for improving uniformity in OLED driver

20190006998

2019-01-03

Amplifier arrangement and switched capacitor integrator

20170032760

2017-02-02

Operational amplifying circuit and liquid crystal panel drive device using the same

20160380644

2016-12-29

Telescopic amplifier with improved common mode settling

20150356941

2015-12-10

Operational amplifying circuit and liquid crystal panel drive device using the same

20140203872

2014-07-24

Low-noise amplifier, receiver, method and computer program

20130241637

2013-09-19

Auto-zeroed amplifier with low input leakage

#10

20130187629

2013-07-25

Dynamic biasing of an amplifier using capacitive driving of internal bias voltages

#11

20120133688

2012-05-31

Operational amplifying circuit and liquid crystal panel drive device using the same

#12

20100066436

2010-03-18

Active-time dependent bias current generation for switched-capacitor circuits

#13

20070273413

2007-11-29

Clock buffer

#14

16234648

2019-11-19

Residue amplifier