by using a feedforward circuit

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CPC
H03F3/45982

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Parent Industries

HELECTRICITY H03Electronic circuits H03FAMPLIFIERS H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements

Current Industry

H03F3/45982by using a feedforward circuit

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Chopper amplifiers with tracking of multiple input offsets
- Patent number 11,139,789
- Issue date Oct 5, 2021
- Analog Devices, Inc.
- Yoshinori Kusuda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier offset cancellation using amplifier supply voltage
- Patent number 10,797,651
- Issue date Oct 6, 2020
- Cirrus Logic, Inc.
- Graeme Gordon MacKay
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Galvanically isolated amplifiers and related methods
- Patent number 10,411,663
- Issue date Sep 10, 2019
- Solantro Semiconductor Corp.
- Christian Cojocaru
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Balanced differential transimpedance amplifier with single ended in...
- Patent number 9,843,297
- Issue date Dec 12, 2017
- Cosemi Technologies, Inc.
- Robert Monroe Smith
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low-offset bandgap circuit and offset-cancelling circuit therein
- Patent number 9,246,479
- Issue date Jan 26, 2016
- Via Technologies, Inc.
- Yeong-Sheng Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
ADC preamplifier and the multistage auto-zero technique
- Patent number 8,576,002
- Issue date Nov 5, 2013
- Analog Devices, Inc.
- Sanjay Rajasekhar
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Background offset cancellation scheme for continuous time gm-C filters
- Patent number 7,876,147
- Issue date Jan 25, 2011
- Marvell International Ltd.
- Fu-Tai An
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Fully-differential amplifier
- Patent number 7,619,473
- Issue date Nov 17, 2009
- Semiconductor Technology Academic Research Center
- Hiroshi Tanimoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
System and method for programmable switching characteristics of an...
- Patent number 7,394,310
- Issue date Jul 1, 2008
- Broadcom Corporation
- Chun-ying Chen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
DC offset cancellation circuit, differential amplification circuit...
- Patent number 7,279,951
- Issue date Oct 9, 2007
- Fujitsu Limited
- Akihiko Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for performing DC offset cancellation in a rec...
- Patent number 7,233,780
- Issue date Jun 19, 2007
- Intel Corporation
- Luiz M. Franca-Neto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
DC offset cancellation circuit, differential amplification circuit...
- Patent number 7,098,716
- Issue date Aug 29, 2006
- Fujitsu Limited
- Akihiko Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
FM demodulator including a DC offset detector
- Patent number 6,972,617
- Issue date Dec 6, 2005
- AMIC Technology Corporation
- Hui-Chun Hsieh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
OP-AMP CONFIGURABLE IN A NON-INVERTING MODE WITH A CLOSED LOOP GAIN...
- Patent number 6,937,099
- Issue date Aug 30, 2005
- Analog Devices, Inc.
- Patrick C. Kirby
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
DC offset cancellation circuit, differential amplification circuit...
- Patent number 6,933,762
- Issue date Aug 23, 2005
- Fujitsu Limited
- Akihiko Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Chopper chopper-stabilized operational amplifiers and methods
- Patent number 6,734,723
- Issue date May 11, 2004
- Maxim Integrated Products, Inc.
- Johan Hendrik Huijsing
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for performing DC offset cancellation in a rec...
- Patent number 6,697,611
- Issue date Feb 24, 2004
- Intel Corporation
- Luiz M. Franca-Neto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for threshold bias offset voltage cancellation in...
- Patent number 6,617,905
- Issue date Sep 9, 2003
- Applied MicroCircuits Corporation
- Hongming An
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Signal amplifier and optical signal receiver using the same
- Patent number 6,587,004
- Issue date Jul 1, 2003
- Fujitsu Limited
- Satoshi Ide
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
DC offset cancellation circuit, differential amplification circuit...
- Patent number 6,549,054
- Issue date Apr 15, 2003
- Fujitsu Limited
- Akihiko Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High order multi-path operational amplifier with reduced input refe...
- Patent number 6,466,091
- Issue date Oct 15, 2002
- Cirrus Logic, Inc.
- Murari Kejariwal
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Balanced input for temperature sensor
- Patent number 6,335,661
- Issue date Jan 1, 2002
- Maxim Integrated Products, Inc.
- Bruce Michael Furman
- G01 - MEASURING TESTING
Information Patent Grant
System for compensating a signal for an offset from a reference level
- Patent number 6,175,254
- Issue date Jan 16, 2001
- Rochester MicroSystems, Inc.
- Mark A. Corio
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Data communication receiving elements
- Patent number 6,147,533
- Issue date Nov 14, 2000
- Sharp Kabushiki Kaisha
- Takanori Okuda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier for burst signal and optical receiving circuit
- Patent number 5,875,049
- Issue date Feb 23, 1999
- Matsushita Electric Industrial Co., Ltd.
- Hiroaki Asano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit arrangement with a multiplexer
- Patent number 5,864,561
- Issue date Jan 26, 1999
- Erwin Becher
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-pass filter, particularly for canceling out the offset in a ch...
- Patent number 5,815,037
- Issue date Sep 29, 1998
- SGS Thomson Microelectronics S.r.l.
- Luciano Tomasini
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Feedforward adaptive threshold processing method
- Patent number 5,703,504
- Issue date Dec 30, 1997
- Motorola
- Christopher K. Y. Chun
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Composite differential direct-coupled instrumentation amplifier
- Patent number 5,315,267
- Issue date May 24, 1994
- Neff Instrument Corporation
- William R. Chambers
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Interface circuit
- Patent number 5,155,450
- Issue date Oct 13, 1992
- Motorola, Inc.
- Warren J. Schultz
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
AMPLIFIER OFFSET CANCELLATION USING AMPLIFIER SUPPLY VOLTAGE
- Publication number 20200059200
- Publication date Feb 20, 2020
- Cirrus Logic International Semiconductor Ltd.
- Graeme Gordon MACKAY
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ADC Preamplifier and the Multistage Auto-Zero Technique
- Publication number 20120242404
- Publication date Sep 27, 2012
- Analog Devices, Inc.
- Sanjay RAJASEKHAR
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Fully-differential amplifier
- Publication number 20080143439
- Publication date Jun 19, 2008
- SEMICONDUCTOR TECHNOLOGY ACADEMIC RESEARCH CENTER
- Hiroshi Tanimoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
System and method for programmable switching characteristics of an...
- Publication number 20060044056
- Publication date Mar 2, 2006
- Broadcom Corporation
- Chun-Ying Chen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DC offset cancellation circuit, differential amplification circuit...
- Publication number 20050258885
- Publication date Nov 24, 2005
- FUJITSU LIMITED
- Akihiko Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OP-AMP CONFIGURABLE IN A NON-INVERTING MODE WITH A CLOSED LOOP GAIN...
- Publication number 20050122170
- Publication date Jun 9, 2005
- Patrick C. Kirby
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
FM DEMODULATOR INCLUDING A DC OFFSET DETECTOR
- Publication number 20050093621
- Publication date May 5, 2005
- Hui-Chun Hsieh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for performing DC offset cancellation in a rec...
- Publication number 20040166824
- Publication date Aug 26, 2004
- Intel Corporation
- Luiz M. Franca-Neto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DC offset cancellation circuit, differential amplification circuit...
- Publication number 20040056181
- Publication date Mar 25, 2004
- FUJITSU LIMITED
- Akihiko Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DC offset cancellation circuit, differential amplification circuit...
- Publication number 20030222696
- Publication date Dec 4, 2003
- FUJITSU LIMITED
- Akihiko Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Chopper chopper-stabilized operational amplifiers and methods
- Publication number 20030189461
- Publication date Oct 9, 2003
- Johan Hendrik Huijsing
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Signal amplifier and optical signal receiver using the same
- Publication number 20020153958
- Publication date Oct 24, 2002
- Satoshi Ide
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DC offset cancellation circuit, differential amplification circuit...
- Publication number 20020109075
- Publication date Aug 15, 2002
- FUJITSU LIMITED
- Akihiko Ono
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

by using a feedforward circuit

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Chopper amplifiers with tracking of multiple input offsets

Amplifier offset cancellation using amplifier supply voltage

Galvanically isolated amplifiers and related methods

Balanced differential transimpedance amplifier with single ended in...

Low-offset bandgap circuit and offset-cancelling circuit therein

ADC preamplifier and the multistage auto-zero technique

Background offset cancellation scheme for continuous time gm-C filters

Fully-differential amplifier

System and method for programmable switching characteristics of an...

DC offset cancellation circuit, differential amplification circuit...

Method and apparatus for performing DC offset cancellation in a rec...

DC offset cancellation circuit, differential amplification circuit...

FM demodulator including a DC offset detector

OP-AMP CONFIGURABLE IN A NON-INVERTING MODE WITH A CLOSED LOOP GAIN...

DC offset cancellation circuit, differential amplification circuit...

Chopper chopper-stabilized operational amplifiers and methods

Method and apparatus for performing DC offset cancellation in a rec...

System and method for threshold bias offset voltage cancellation in...

Signal amplifier and optical signal receiver using the same

DC offset cancellation circuit, differential amplification circuit...

High order multi-path operational amplifier with reduced input refe...

Balanced input for temperature sensor

System for compensating a signal for an offset from a reference level

Data communication receiving elements

Amplifier for burst signal and optical receiving circuit

Circuit arrangement with a multiplexer

High-pass filter, particularly for canceling out the offset in a ch...

Feedforward adaptive threshold processing method

Composite differential direct-coupled instrumentation amplifier

Interface circuit

Patents Applicationslast 30 patents

AMPLIFIER OFFSET CANCELLATION USING AMPLIFIER SUPPLY VOLTAGE

ADC Preamplifier and the Multistage Auto-Zero Technique

Fully-differential amplifier

System and method for programmable switching characteristics of an...

DC offset cancellation circuit, differential amplification circuit...

OP-AMP CONFIGURABLE IN A NON-INVERTING MODE WITH A CLOSED LOOP GAIN...

FM DEMODULATOR INCLUDING A DC OFFSET DETECTOR

Method and apparatus for performing DC offset cancellation in a rec...

DC offset cancellation circuit, differential amplification circuit...

DC offset cancellation circuit, differential amplification circuit...

Chopper chopper-stabilized operational amplifiers and methods

Signal amplifier and optical signal receiver using the same

DC offset cancellation circuit, differential amplification circuit...