ClassID:

220087

H03F2203/45564 - 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 IC comprising one or more extra current sources

Recent Application in this class:
#1
20170207761
2017-07-20

Low noise amplifier circuit

#2
20160294336
2016-10-06

Balanced differential transimpedance amplifier with single ended input and balancing method

#3
20150015333
2015-01-15

Differential measurements with a large common mode input voltage

#4
20120326785
2012-12-27

Difference amplifier arrangement with transconductance amplifier based current compensation

#5
20120326779
2012-12-27

Amplifier circuit and method for conditioning an output current signal of a detector element

#6
20120313705
2012-12-13

Method for introducing feedback in a FET amplifier

#7
20120293263
2012-11-22

Operational amplifier

#8
20110205193
2011-08-25

Operational amplifier with decreased through current, and display panel driver and display device incorporating the same

#9
20110169568
2011-07-14

Operational amplifier

#10
20110086594
2011-04-14

Providing a temperature dependent bias for a device

#11
20110085621
2011-04-14

Receiver

#12
20090289714
2009-11-26

Operational amplifier

#13
20090212856
2009-08-27

Analog amplifier having DC offset cancellation circuit and method of offset cancellation for analog amplifiers

#14
20090051428
2009-02-26

AGC CIRCUIT

#15
20070252602
2007-11-01

Test circuit and test method that includes supplying a current to a plurality of light-receiving elements

#16
20070194846
2007-08-23

Multiplier-transimpedance amplifier combination with input common mode feedback

#17
20070069816
2007-03-29

Method for transconductance linearization for DC-coupled applications

#18
20070013440
2007-01-18

Analog amplifier having DC offset cancellation circuit and method of offset cancellation for analog amplifiers

#19
20050174175
2005-08-11

Amplifying circuit with adjustable amplification and transmitter system comprising such an amplifying circuit

#20
20050174168
2005-08-11

Differential preamplifier having balanced resistor network

#21
20050035819
2005-02-17

CMOS differential buffer circuit