ClassID:

219809

H03F2203/45008 - 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 addition of two signals being made by a resistor addition circuit for producing the common mode signal

Recent Application in this class:
#1
20240339977
2024-10-10

AMPLIFIER WITH INPUT AND OUTPUT COMMON-MODE CONTROL IN A SINGLE AMPLIFICATION STAGE

#2
20230143127
2023-05-11

Comparator integration time stabilization technique utilizing common mode mitigation scheme

#3
20190229738
2019-07-25

Voltage-to-current conversion

#4
20190222185
2019-07-18

Common mode sensing architecture

#5
20190115876
2019-04-18

Power amplifier with nulling monitor circuit

#6
20180358942
2018-12-13

Differential amplifier with modified common mode rejection, and to a circuit with an improved common mode rejection ratio

#7
20180294784
2018-10-11

Amplifier and semiconductor apparatus using the same

#8
20180241354
2018-08-23

Method for load measurement in switching amplifiers, corresponding device and amplifier

#9
20180212577
2018-07-26

Common mode feedback circuit with backgate control

#10
20170366147
2017-12-21

Differential circuits with constant Gbias

#11
20170310290
2017-10-26

Amplifiers

#12
20170163222
2017-06-08

Common-mode feedback circuit, corresponding signal processing circuit and method

#13
20160373062
2016-12-22

Class AB amplifier

#14
20160276991
2016-09-22

Summing amplifier and method thereof

#15
20160268977
2016-09-15

Active load circuit and semiconductor integrated circuit

#16
20160099689
2016-04-07

Transmission line driver circuit for adaptively calibrating impedance matching

#17
20160087632
2016-03-24

Current amplifier and transmitter using the same

#18
20160079942
2016-03-17

Common-gate amplifier for high-speed DC-coupling communications

#19
20160072448
2016-03-10

Common-mode feedback circuit, corresponding signal processing circuit and method

#20
20150349734
2015-12-03

Differential amplifier with high-speed common mode feedback

#21
20150171805
2015-06-18

Offset correction apparatus for differential amplifier and method thereof

#22
20140340148
2014-11-20

Variable gain amplifier

#23
20140155126
2014-06-05

Push-pull amplifier with quiescent current adjuster

#24
20130328629
2013-12-12

Differential amplifier circuit

#25
20130314156
2013-11-28

Variable gain amplifier

#26
20130229231
2013-09-05

Differential circuit compensating gain enhancement due to self heating of transistors

#27
20130156084
2013-06-20

Rectifier, received signal strength indicator, and receiver

#28
20130069728
2013-03-21

Automatic bias operational amplifying circuit and system

#29
20120139638
2012-06-07

Methods and Circuits for Controlling Amplifier Gain Over Process, Voltage, and Temperature

#30
20120075022
2012-03-29

Differential amplifier

#31
20120013351
2012-01-19

METHOD FOR CONVERTING A SENSOR CAPACITANCE UNDER PARASITIC CAPACITANCE CONDITIONS AND A CAPACITANCE-TO-VOLTAGE CONVERTER CIRCUIT

#32
20120007664
2012-01-12

Apparatus and method for recovery of wasted power from differential drivers

#33
20120001689
2012-01-05

Nanoelectronic differential amplifiers and related circuits implemented on a segment of a graphene nanoribbon

#34
20110279181
2011-11-17

Common-mode feedback circuit

#35
20110163813
2011-07-07

Amplifier circuit

#36
20110095620
2011-04-28

Galvanic isolators and coil transducers

#37
20110062313
2011-03-17

Nanoelectronic differential amplifiers and related circuits having graphene nanoribbons

#38
20110057727
2011-03-10

Adaptive common mode bias for differential amplifier input circuits

#39
20110012678
2011-01-20

Transfer-function control in an active filter

#40
20100327974
2010-12-30

Operational amplifiers having low-power unconditionally-stable common-mode feedback

#41
20100274114
2010-10-28

Signal sensing in an implanted apparatus with an internal reference

#42
20100225398
2010-09-09

Multi-path, multi-oxide-thickness amplifier circuit

#43
20100220828
2010-09-02

Edge-based sampler offset correction

#44
20100213985
2010-08-26

Fast common mode feedback control for differential driver

#45
20100176884
2010-07-15

Transconductance amplifier with improved linearity

#46
20100159853
2010-06-24

Electronic amplification device with current mirror for integrated power amplifiers

#47
20100085100
2010-04-08

Low-power clock generation and distribution circuitry

#48
20100073036
2010-03-25

High-speed low-voltage differential signaling system

#49
20100066450
2010-03-18

High-Speed Low-Power Differential Receiver

#50
20100020448
2010-01-28

Galvanic isolator

#51
20090251216
2009-10-08

Common mode control circuitry for multi-stage operational amplifiers

#52
20090243783
2009-10-01

Methods of making coil transducers

#53
20090243782
2009-10-01

High voltage hold-off coil transducer

#54
20090219092
2009-09-03

Highly linear differential amplifier with a novel resistive source degeneration network

#55
20090212864
2009-08-27

Preamplifier for receiver and method thereof

#56
20090091389
2009-04-09

LVDS receiver circuit

#57
20090085663
2009-04-02

Transconductor having high linearity and programmable gain and mixer using the same

#58
20090085662
2009-04-02

Common mode voltage extraction circuit

#59
20090079499
2009-03-26

Differential Low Noise Amplifier (LNA) With Common Mode Feedback And Gain Control

#60
20090058529
2009-03-05

Resistively loaded single stage differential amplifier having zero volt common mode input

#61
20090058527
2009-03-05

Common mode stabilization in a fully differential amplifier

#62
20090051433
2009-02-26

Differential sensing with high common mode rejection

#63
20090039958
2009-02-12

Operational amplifier with extended common-mode input range

#64
20090009247
2009-01-08

Differential amplifier and sampling and holding circuit

#65
20080309411
2008-12-18

Radio frequency signal amplifying device

#66
20080290943
2008-11-27

Multi-mode amplifier arrangement and method for controlling an amplifier arrangement

#67
20080290941
2008-11-27

Nanoelectronic differential amplifiers and related circuits having carbon nanotubes, graphene nanoribbons, or other related materials

#68
20080290940
2008-11-27

Differential low noise amplifier (LNA) with common mode feedback and gain control

#69
20080278238
2008-11-13

Variable gain circuit

#70
20080278224
2008-11-13

Apparatus and method for recovery of wasted power from differential drivers

#71
20080240739
2008-10-02

Differential circuit with precisely controlled terminator circuit

#72
20080238521
2008-10-02

Low differential output voltage circuit

#73
20080197927
2008-08-21

Constant bandwidth DC offset correction in an amplifier

#74
20080179963
2008-07-31

Galvanic isolators and coil transducers

#75
20080157873
2008-07-03

Fully differential amplification device

#76
20080157847
2008-07-03

DC offset calibration apparatus and method for differential signals

#77
20080157846
2008-07-03

DC offset calibration apparatus and method

#78
20080136464
2008-06-12

METHOD OF FABRICATING BIPOLAR TRANSISTORS AND HIGH-SPEED LVDS DRIVER WITH THE BIPOLAR TRANSISTORS

#79
20080061878
2008-03-13

Differential amplifier and sampling and holding circuit

#80
20070222484
2007-09-27

Input buffer

#81
20070200622
2007-08-30

Modulator apparatus operating at low supply voltage, and corresponding method of modulation

#82
20070132513
2007-06-14

Variable gain amplifier

#83
20070057727
2007-03-15

Differential operational amplifier

#84
20070052451
2007-03-08

DIFFERENTIAL INVERTER CIRCUIT

#85
20070024320
2007-02-01

Multi-standard transmitter

#86
20060250185
2006-11-09

Linear amplifier

#87
20060202721
2006-09-14

Differential comparator with extended common mode voltage range

#88
20060197513
2006-09-07

Low drop-out voltage regulator with common-mode feedback

#89
20060145728
2006-07-06

System and method for high frequency, high output swing buffers

#90
20050012526
2005-01-20

Differential inverter circuit