H03F2203/45684 - CPC Classification Index

ClassID:

220147 ⎘

H03F2203/45684 - 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 LC comprising one or more buffers or driving stages not being of the emitter respectively source follower type, between the output of the dif amp and the output stage

Recent Application in this class:

20190181818

2019-06-13

Magnetic operational amplifier

20160118970

2016-04-28

Peak detector using charge pump and burst-mode transimpedance amplifier

20140084982

2014-03-27

Circuits for improving linearity of metal oxide semiconductor (MOS) transistors

20130293308

2013-11-07

Method and apparatus for power amplifier linearization

20130147553

2013-06-13

Auto-zero amplifier and feedback amplifier circuit using the auto-zero amplifier

20120146718

2012-06-14

High performance input receiver circuit for reduced-swing inputs

20100052777

2010-03-04

High performance input receiver circuit for reduced-swing inputs

20100007418

2010-01-14

Input system for a variable gain amplifier having class-AB transconductance stages

20090302948

2009-12-10

Post amplifier with selectable gain

#10

20090108933

2009-04-30

Compensation for amplifiers driving a capacitive load

#11

20080116975

2008-05-22

Class AB differential current conveyor input stage for a fully differential current feedback amplifier

#12

20070290757

2007-12-20

Input system for a variable gain amplifier having class-AB transconductance stages

#13

20070229157

2007-10-04

Circuit having enhanced input signal range

#14

20070228258

2007-10-04

Amplifier circuit and optical pickup device

#15

20070164974

2007-07-19

Output buffer with improved output deviation and source driver for flat panel display having the output buffer

#16

20070159249

2007-07-12

Differential amplifier and display device using the same

#17

20070139111

2007-06-21

Buffer amplifier for source driver

#18

20070069769

2007-03-29

Transmission circuit for use in input/output interface

#19

20070057723

2007-03-15

High performance input receiver circuit for reduced-swing inputs

#20

20060238254

2006-10-26

Input system for a variable gain amplifier having class-AB transconductance stages

#21

20050275462

2005-12-15

Low voltage differential amplifier circuit and a sampled low power bias control technique enabling accommodation of an increased range of input levels

#22

20050275461

2005-12-15

Low voltage differential amplifier circuit for wide voltage range operation

#23

20050128000

2005-06-16

Ultra fast, low noise operational amplifier with dynamic biasing

#24

20050057304

2005-03-17

Single-ended input, differential output low noise amplifier

#25

20050024149

2005-02-03

Apparatus and method for converting a fully-differential class-AB input signal to a rail-to-rail single ended output signal