ClassID:

220121

H03F2203/45632 - 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 capacitors coupled to the LC by feedback

Recent Application in this class:
#1
20190131935
2019-05-02

Circuit having high-pass filter with variable corner frequency

#2
20190131462
2019-05-02

Pseudo-resistor structure, a closed-loop operational amplifier circuit and a bio-potential sensor

#3
20190115876
2019-04-18

Power amplifier with nulling monitor circuit

#4
20180191320
2018-07-05

Amplifier with auxiliary path for maximizing power supply rejection ratio

#5
20170178731
2017-06-22

High performance digital to analog converter

#6
20160314841
2016-10-27

High performance digital to analog converter

#7
20160142016
2016-05-19

Operational amplifier based circuit with compensation circuit block used for stability compensation

#8
20150357980
2015-12-10

Signal processing circuit, resolver digital converter, and multipath nested mirror amplifier

#9
20150263758
2015-09-17

High performance digital to analog converter

#10
20150200634
2015-07-16

Device for balancing the rise and fall slew-rates of an operational amplifier

#11
20150077579
2015-03-19

Angular velocity sensor, and electronic apparatus using same

#12
20130057344
2013-03-07

DIFFERENTIAL RF AMPLIFIER

#13
20110109388
2011-05-12

Differential RF amplifier

#14
20110050342
2011-03-03

Push-pull amplifier circuit and operational amplifier circuit using the same

#15
20110007058
2011-01-13

DIFFERENTIAL CLASS AB AMPLIFIER CIRCUIT, DRIVER CIRCUIT AND DISPLAY DEVICE

#16
20100134462
2010-06-03

Voltage amplifier and driving device of display device using the voltage amplifier

#17
20100066449
2010-03-18

Three-stage frequency-compensated operational amplifier for driving large capacitive loads

#18
20090278604
2009-11-12

Operational amplifier and related method of enhancing slew rate

#19
20080122536
2008-05-29

Three-stage amplifier

#20
20080111626
2008-05-15

Rail-to-rail class-AB operational amplifier

#21
20080061877
2008-03-13

Common mode regulation for thermal tail compensation

#22
20070194809
2007-08-23

Output stage with low output impedance and operating from a low power supply

#23
20060267685
2006-11-30

Fast settling, low noise, low offset operational amplifier and method

#24
20060244531
2006-11-02

Apparatus and method for increasing a slew rate of an operational amplifier

#25
20060197597
2006-09-07

Ultra low-frequency response, DC-blocked low-noise amplifier

#26
20060017499
2006-01-26

Subtractor circuit and power detector arrangement having that subtractor circuit

#27
20050225391
2005-10-13

Output stage circut for an operational amplifier

#28
20050179495
2005-08-18

Apparatus and method for increasing a slew rate of an operational amplifier

#29
20050057307
2005-03-17

Output stage circuit for an operational amplifier

#30
20050035819
2005-02-17

CMOS differential buffer circuit