ClassID:

220007

H03F2203/45404 - 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 CMCL comprising capacitors containing, not in parallel with the resistors, an addition circuit

Recent Application in this class:
#1
20180152156
2018-05-31

Operational amplifier and differential amplifying circuit thereof

#2
20160380644
2016-12-29

Telescopic amplifier with improved common mode settling

#3
20150349734
2015-12-03

Differential amplifier with high-speed common mode feedback

#4
20150200635
2015-07-16

Operational transconductance amplifier, reconfigurable fully differential voltage sensing amplifier and reconfigurable fully differential capacitive sensing amplifier

#5
20150061767
2015-03-05

Telescopic Amplifier with Improved Common Mode Settling

#6
20140184331
2014-07-03

Amplifier circuits and methods of amplifying an input signal

#7
20120293258
2012-11-22

Input common mode circuit for a fully differential amplifier

#8
20110298644
2011-12-08

SWITCHED-CAPACITOR AMPLIFIER AND ANALOG FRONT-END CIRCUIT

#9
20110285465
2011-11-24

Operational amplifier having a common mode feedback circuit portion

#10
20110241780
2011-10-06

Amplifier circuit, signal processor circuit, and semiconductor integrated circuit device

#11
20100289582
2010-11-18

Fully-differential amplifier circuit

#12
20100134173
2010-06-03

Integrator-based common-mode stabilization technique for pseudo-differential switched-capacitor circuits

#13
20090167437
2009-07-02

Common mode feedback circuit supporting dual data rate, programmable gain amplifier having the same, and image sensor having the programmable gain amplifier

#14
20080074189
2008-03-27

Continuous time common-mode feedback module and method with wide swing and good linearity

#15
20060197513
2006-09-07

Low drop-out voltage regulator with common-mode feedback