ClassID:

219929

H03F2203/45248 - 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 dif amp being designed for improving the slew rate

Recent Application in this class:
#1
20260031778
2026-01-29

OPERATIONAL AMPLIFIER

#2
20250141415
2025-05-01

METHODS AND APPARATUS TO DYNAMICALLY INCREASE AMPLIFIER SLEW RATES

#3
20240313719
2024-09-19

CHOPPER-STABILIZED AMPLIFIER

#4
20240088853
2024-03-14

SLEW-RATE BOOST CIRCUITRY

#5
20230261645
2023-08-17

Slew rate control for fast switching output stages

#6
20230223935
2023-07-13

Slew rate adjusting circuit for adjusting slew rate, buffer circuit including same, and slew rate adjusting method

#7
20230208369
2023-06-29

Slew boost circuit for an operational amplifier

#8
20230146284
2023-05-11

Slew boost amplifier and display driver having the same

#9
20230073318
2023-03-09

RAIL-TO-RAIL CLASS-AB BUFFER AMPLIFIER WITH COMPACT ADAPTIVE BIASING

#10
20220286099
2022-09-08

Amplifier capable of minimizing short-circuit current of output stage while having improved slew rate

#11
20220286091
2022-09-08

Amplifier having improved slew rate

#12
20220263480
2022-08-18

Operational amplifier using single-stage amplifier with slew-rate enhancement and associated method

#13
20220109415
2022-04-07

Source driver having an output buffer circuit with slew rate compensation and display device thereof

#14
20210135640
2021-05-06

Slew boost circuit for an operational amplifier

#15
20210075386
2021-03-11

Operational amplifier using single-stage amplifier with slew-rate enhancement and associated method

#16
20200389165
2020-12-10

Slew rate adjusting circuit for adjusting slew rate, buffer circuit including same, and slew rate adjusting method

#17
20200321932
2020-10-08

Slew boost circuit for an operational amplifier

#18
20200228066
2020-07-16

Amplifier with reduced power consumption and improved slew rate

#19
20190372537
2019-12-05

Method for generating a bias current for biasing a differential pair of transistors and corresponding integrated circuit

#20
20190222184
2019-07-18

ANALOG DRIVER WITH BUILT-IN WAVE SHAPING

#21
20190190472
2019-06-20

Slew boost disable for an operational amplifier

#22
20190190471
2019-06-20

Slew boost disable for an operational amplifier

#23
20180181180
2018-06-28

Analog driver with built-in wave shaping

#24
20180117630
2018-05-03

Method of controlling amplifiers, corresponding circuit and device

#25
20170093349
2017-03-30

Differential amplifiers with improved slew performance

#26
20170047937
2017-02-16

Method of forming an amplifier and structure therefor

#27
20170032760
2017-02-02

Operational amplifying circuit and liquid crystal panel drive device using the same

#28
20170032755
2017-02-02

Buffer amplifier circuit for enhancing the slew rate of an output signal and devices including the same

#29
20160373077
2016-12-22

Operational amplifier circuit

#30
20160349777
2016-12-01

Regulator with enhanced slew rate

#31
20160344344
2016-11-24

Apparatus and methods for compensating an operational amplifier

#32
20160276989
2016-09-22

Semiconductor integrated circuit device

#33
20150356941
2015-12-10

Operational amplifying circuit and liquid crystal panel drive device using the same

#34
20150263674
2015-09-17

Amplifier system

#35
20150214897
2015-07-30

Family of slew-enhanced operational transconductance amplifiers

#36
20150200634
2015-07-16

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

#37
20150091647
2015-04-02

Reducing a settling time after a slew condition in an amplifier

#38
20150084694
2015-03-26

Buffer circuit having an enhanced slew-rate and source driving circuit including the same

#39
20150042404
2015-02-12

High slew rate operational amplifier and operating method thereof

#40
20150008981
2015-01-08

Repair operational amplifier circuit and operating method thereof

#41
20140266449
2014-09-18

Methods and apparatuses for slew rate enhancement of amplifiers

#42
20140077880
2014-03-20

Operational amplifier module and method for increasing slew rate of operational amplifier circuit

#43
20140028396
2014-01-30

Unity-gain buffer with enhanced slew rate

#44
20130334985
2013-12-19

Output buffer circuit, devices including the same, and operating method of the output buffer circuit

#45
20130328631
2013-12-12

Adaptive amplification circuit

#46
20130300501
2013-11-14

Bandwidth extension of an amplifier

#47
20130293293
2013-11-07

Compensation technique for feedback amplifiers

#48
20130249639
2013-09-26

Folded cascode amplifier with an enhanced slew rate

#49
20130162353
2013-06-27

Signal amplification circuit

#50
20130106512
2013-05-02

Folded cascode operational amplifier

#51
20130099863
2013-04-25

Fourth-order electrical current source apparatus, systems and methods

#52
20120169422
2012-07-05

Amplifier with non-linear current mirror

#53
20120161866
2012-06-28

Bias current control method and driving circuit for operational amplifier

#54
20120154028
2012-06-21

Bias circuit and analog integrated circuit comprising the same

#55
20120146720
2012-06-14

Adaptive amplification circuit

#56
20120133688
2012-05-31

Operational amplifying circuit and liquid crystal panel drive device using the same

#57
20120086509
2012-04-12

Amplifier input stage and slew boost circuit

#58
20110215868
2011-09-08

Operational amplifier having improved slew rate

#59
20110141092
2011-06-16

Differential amplifier and control method for the same

#60
20110140756
2011-06-16

Analog circuit having improved response time

#61
20100164625
2010-07-01

Slew-rate-enhanced error amp with adaptive transconductance and single dominant pole shared by main and auxiliary amps

#62
20100134186
2010-06-03

Low power operational amplifier

#63
20100123506
2010-05-20

MULTISTAGE LEVEL TRANSLATOR

#64
20100109774
2010-05-06

Operational amplifier

#65
20100097142
2010-04-22

Driving circuit system and method of elevating slew rate of operational amplifier

#66
20100013558
2010-01-21

Driving circuit capable of enhancing response speed and related method

#67
20100007420
2010-01-14

Operational amplifier

#68
20090284315
2009-11-19

Operational amplifier

#69
20090278597
2009-11-12

Slew rate and settling time improvement circuitry and method for 3-stage amplifier

#70
20090267696
2009-10-29

High slew rate amplifier, analog-to-digital converter using same, CMOS imager using the analog-to-digital converter and related methods

#71
20090251219
2009-10-08

Amplifier arrangement and signal generation method

#72
20090206929
2009-08-20

Operation amplifier for improving slew rate

#73
20090201052
2009-08-13

Low voltage, high-speed output-stage for laser or modulator driving

#74
20090184767
2009-07-23

Operational amplifier

#75
20090167407
2009-07-02

Operational amplifier and integrating circuit

#76
20090102560
2009-04-23

Slew-enhanced input stages and amplifiers

#77
20090091388
2009-04-09

Apparatus for slew rate enhancement of an operational amplifier

#78
20090066415
2009-03-12

Operational amplifier having high slew rate and stability, and operating method thereof

#79
20090033422
2009-02-05

Multi-level slew and swing control buffer

#80
20080272839
2008-11-06

Operation amplifier and circuit for providing dynamic current thereof

#81
20080252379
2008-10-16

High slew rate amplifier, analog-to-digital converter using same, CMOS imager using the analog-to-digital converter and related methods

#82
20080238497
2008-10-02

Operational amplifier having its compensator capacitance temporarily disabled

#83
20080231364
2008-09-25

Amplifying circuit having a pull-up circuit and a pull-down circuit for increasing slew rate

#84
20080180174
2008-07-31

Output buffer with a controlled slew rate offset and source driver including the same

#85
20080136523
2008-06-12

Gain improved operational transconductance amplifier and control method thereof

#86
20080106334
2008-05-08

Low-voltage operational amplifier and operational amplifying method

#87
20080074190
2008-03-27

Scheme for improving settling behavior of gain boosted fully differential operational amplifier

#88
20080024217
2008-01-31

Rail-to-rail operational amplifier with an enhanced slew rate

#89
20080024172
2008-01-31

Actively Compensated Buffering for High Speed Current Mode Logic Data Path

#90
20070279129
2007-12-06

Methods and apparatus to provide slew enhancement for low power amplifiers

#91
20070273441
2007-11-29

Amplifier

#92
20070252647
2007-11-01

Operational amplifier

#93
20070247227
2007-10-25

Circuit and method for driving bulk capacitance of amplifier input transistors

#94
20070241793
2007-10-18

Current feedback amplifiers

#95
20070216483
2007-09-20

Differential amplifier stage

#96
20070216475
2007-09-20

Dynamically accelerated operational amplifier and method thereof

#97
20070170993
2007-07-26

Differential amplifier having an improved slew rate

#98
20070080723
2007-04-12

Output buffer circuit

#99
20070052450
2007-03-08

Current feedback amplifiers

#100
20060267685
2006-11-30

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

#101
20060244531
2006-11-02

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

#102
20060220741
2006-10-05

CMOS class AB folded cascode operational amplifier for high-speed applications

#103
20060197513
2006-09-07

Low drop-out voltage regulator with common-mode feedback

#104
20060181350
2006-08-17

Slew rate enhancement circuitry for folded cascode amplifier

#105
20060145728
2006-07-06

System and method for high frequency, high output swing buffers

#106
20060091955
2006-05-04

Circuits and methods for improving slew rate of differential amplifiers

#107
20060050585
2006-03-09

Device for setting up a write current in an MRAM type memory and memory comprising

#108
20060049858
2006-03-09

Buffer capable of controlling slew rate in drive IC

#109
20050285676
2005-12-29

Slew rate enhancement circuitry for folded cascode amplifier

#110
20050275459
2005-12-15

Voltage comparator circuit

#111
20050206452
2005-09-22

Differential-mode current feedback amplifiers

#112
20050206444
2005-09-22

Methods and systems for decoupling the stabilization of two loops

#113
20050179495
2005-08-18

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

#114
20050128000
2005-06-16

Ultra fast, low noise operational amplifier with dynamic biasing

#115
15227032
2017-10-10

Symmetrical positive and negative reference voltage generation