ClassID:

220182

H03F2203/5031 - 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 amplifiers in which input being applied to, or output being derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower the source circuit of the follower being a current source

Recent Application in this class:
#1
20180212575
2018-07-26

Transconductance current source

#2
20120139633
2012-06-07

SEMICONDUCTOR INTEGRATED CIRCUIT AND TUNER SYSTEM INCLUDING THE SAME

#3
20110050372
2011-03-03

Integrated channel filter using multiple resonant filters and method of operation

#4
20110025655
2011-02-03

OPERATIONAL AMPLIFIER AND SEMICONDUCTOR DEVICE USING THE SAME

#5
20100308208
2010-12-09

Detecting device and solid-state imaging device

#6
20100214020
2010-08-26

High precision follower device with zero power, zero noise slew enhancement circuit

#7
20100201437
2010-08-12

Tunable RF filter

#8
20100123612
2010-05-20

ANALOG-TO-DIGITAL CONVERSION CIRCUIT AND DEVICE

#9
20100001890
2010-01-07

High speed voltage following device for analog-to-digital conversion system

#10
20090315594
2009-12-24

Source/emitter follower buffer driving a switching load and having improved linearity

#11
20090231031
2009-09-17

High-impedance level-shifting amplifier capable of handling input signals with a voltage magnitude that exceeds a supply voltage

#12
20090214057
2009-08-27

Microphone bias circuits

#13
20090195315
2009-08-06

Sample-and-hold amplifiers

#14
20090146723
2009-06-11

BUFFER CIRCUIT

#15
20090051436
2009-02-26

Method and system for FET-based amplifier circuits

#16
20090033423
2009-02-05

Output buffer and power amplifier comprising thereof

#17
20090005103
2009-01-01

Power detector of embedded IC test circuits

#18
20080204111
2008-08-28

High-impedance level-shifting amplifier capable of handling input signals with a voltage magnitude that exceeds a supply voltage

#19
20080100375
2008-05-01

Integrated channel filter using multiple resonant filters and method of operation

#20
20080090535
2008-04-17

Amplifier circuit and receiving device

#21
20080061883
2008-03-13

Thermal tail compensation

#22
20080054391
2008-03-06

Monolithic silicon-based photonic receiver

#23
20080030233
2008-02-07

Stacked buffers

#24
20070285159
2007-12-13

High-impedance level-shifting amplifier capable of handling input signals with a voltage magnitude that exceeds a supply voltage

#25
20070247230
2007-10-25

Gate leakage insensitive current mirror circuit

#26
20070216472
2007-09-20

Circuits for generating a reference voltage

#27
20070103207
2007-05-10

Source follower capable of increasing a voltage swing of an input terminal

#28
20060232329
2006-10-19

Integrated channel filter using multiple resonant filters and method of operation

#29
20060217085
2006-09-28

Embedded IC test circuits and methods

#30
20060132177
2006-06-22

Linear buffer

#31
20050088205
2005-04-28

Composite source follower

#32
20050077944
2005-04-14

Linear buffer