Two integrator loop filters

Industry

CPC
H03H11/0433

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Parent Industries

HELECTRICITY H03Electronic circuits H03HIMPEDANCE NETWORKS H03H11/00Networks using active elements

Current Industry

H03H11/0433Two integrator loop filters

Industries

Patents Grantslast 30 patents

Information Patent Grant
Architecture to reject near end blockers and transmit leakage
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- Issue date May 9, 2017
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Bi-quad calibration
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Operational transconductance amplifier, operational transconductanc...
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- Issue date Jul 26, 2016
- National Taiwan University of Science and Technology
- Sheng-Yu Peng
- H03 - BASIC ELECTRONIC CIRCUITRY
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OTA-based current-mode filter and oscillator
- Patent number 8,659,363
- Issue date Feb 25, 2014
- Manipal University
- Dattaguru. V. Kamat
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Complimentary single-ended-input OTA-C universal filter structures
- Patent number 8,461,917
- Issue date Jun 11, 2013
- Chung Yuan Christian University
- Chun-Ming Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tunable transconductance-capacitance filter with coefficients indep...
- Patent number 8,390,371
- Issue date Mar 5, 2013
- Tialinx, Inc.
- Mohammad Ardehali
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Bandpass filter circuit, band-elimination filter circuit, infrared...
- Patent number 7,865,087
- Issue date Jan 4, 2011
- Sharp Kabushiki Kaisha
- Takahiro Inoue
- H03 - BASIC ELECTRONIC CIRCUITRY
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Nth order tunable low-pass continuous time filter for fiber optic r...
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- Issue date Dec 14, 2010
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- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Filter circuit
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- Issue date Nov 30, 2010
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- Kazuhisa Ishiguro
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Information Patent Grant
Apparatus and method for tuning center frequency of a filter
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- Issue date Dec 1, 2009
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- Wei-Hsuan Tu
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Information Patent Grant
Transconductor, integrator, and filter circuit
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- Issue date Oct 20, 2009
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- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Waveform equalizer and information reproducing apparatus therewith
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- Issue date May 19, 2009
- Rohm Co., Ltd.
- Koji Nishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Apparatus and method for tuning center frequency of a filter
- Patent number 7,403,063
- Issue date Jul 22, 2008
- MediaTek Inc.
- Wei-Hsuan Tu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Filter circuit and detection circuit having filter circuit
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- Issue date Jul 4, 2006
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- Akira Yoshida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Integrated low power channel select filter having high dynamic rang...
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- Issue date May 23, 2006
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- Brian Kaczynski
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Integrated circuit arrangement comprising an active filter and a me...
- Patent number 6,838,929
- Issue date Jan 4, 2005
- Xignal Technologies AG
- Gerhard Mitteregger
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Filter circuit and detection circuit having filter circuit
- Patent number 6,812,780
- Issue date Nov 2, 2004
- Oki Electric Industry Co., Ltd.
- Akira Yoshida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for checking the response of a transconductanc...
- Patent number 6,806,765
- Issue date Oct 19, 2004
- Oki America, Inc.
- Horia Giuroiu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Continuous-time analog filter having controllable gain characteristics
- Patent number 6,791,401
- Issue date Sep 14, 2004
- Renesas Technology Corp.
- Toshitsugu Miwa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Common mode transient reduction circuit for improving transient res...
- Patent number 6,741,413
- Issue date May 25, 2004
- International Business Machines Corporation
- Kevin B. Ohlson
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic filter tuning control system
- Patent number 6,512,414
- Issue date Jan 28, 2003
- Matsushita Electric Industrial Co., Ltd.
- Akio Yokoyama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of controlling common-mode in differential gm-C circuits
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- Issue date Sep 10, 2002
- Intel Corporation
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Information Patent Grant
High-frequency boost technique
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- Issue date Oct 16, 2001
- Texas Instruments Incorporated
- Shanthi Y. Pavan
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Information Patent Grant
Biquadratic basic cell for programmable analog time-continuous filter
- Patent number 6,239,653
- Issue date May 29, 2001
- Frencesco Rezzi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Filter circuit
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- Issue date May 29, 2001
- Mitsubishi Denki Kabushiki Kaisha
- Seiji Yamamoto
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Information Patent Grant
Gm-C cell with two-stage common mode control and current boost
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- Issue date Oct 5, 1999
- Philips Electronics North America Corporation
- Rudolphe G. Eschauzier
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Information Patent Grant
Integrated adaptive cable equalizer using a continuous-time filter
- Patent number 5,940,441
- Issue date Aug 17, 1999
- International Business Machines Corporation
- Hayden Clay Cranford
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
gm-C cell with two stage common mode control and current boost
- Patent number 5,856,757
- Issue date Jan 5, 1999
- Philips Electronics North America Corporation
- Rudolphe G. Eschauzier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit technique for implementing programmable zeros in high speed...
- Patent number 5,650,747
- Issue date Jul 22, 1997
- Xiaole Chen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-pass filter structure with programmable zeros
- Patent number 5,644,267
- Issue date Jul 1, 1997
- SGS-Thomson Microelectronics, S.r.l.
- Francesco Brianti
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
BI-QUAD CALIBRATION
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- Publication date Oct 16, 2014
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- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TRANSCONDUCTANCE ADJUSTING CIRCUIT, FILTER CIRCUIT, AND ELECTRONIC...
- Publication number 20140285256
- Publication date Sep 25, 2014
- SONY CORPORATION
- Syou Mitsuishi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RESONANT FILTER, DELTA-SIGMA A/D CONVERTER, AND SEMICONDUCTOR DEVICE
- Publication number 20140266828
- Publication date Sep 18, 2014
- PANASONIC CORPORATION
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- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TUNABLE TRANSCONDUCTANCE-CAPACITANCE FILTER WITH COEFFICIENTS INDEP...
- Publication number 20130162338
- Publication date Jun 27, 2013
- TiaLinx, Inc.
- Mohammad Ardehali
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
OTA-BASED CURRENT-MODE FILTER AND OSCILLATOR
- Publication number 20120161891
- Publication date Jun 28, 2012
- MANIPAL INSTITUTE OF TECHNOLOGY
- Dattaguru. V. Kamat
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TUNABLE TRANSCONDUCTANCE-CAPACITANCE FILTER WITH COEFFICIENTS INDEP...
- Publication number 20120025899
- Publication date Feb 2, 2012
- Tialinx, Inc.
- Mohammad Ardehali
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
COMPLIMENTARY SINGLE-ENDED-INPUT OTA-C UNIVERSAL FILTER STRUCTURES
- Publication number 20110316628
- Publication date Dec 29, 2011
- Chung Yuan Christian University
- Chun-Ming CHANG
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Apparatus and Method for Tuning a GM-C Filter
- Publication number 20110025411
- Publication date Feb 3, 2011
- Qualcomm Incorporated
- Francesco Piazza
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Bias circuit, and gm-C filter circuit and semiconductor integrated...
- Publication number 20100188143
- Publication date Jul 29, 2010
- SONY CORPORATION
- Teisuke Kishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
FILTER CIRCUIT
- Publication number 20100117724
- Publication date May 13, 2010
- NIIGATA SEIMITSU CO., LTD.
- Kazuhisa Ishiguro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Nth Order Tunable Low-Pass Continuous Time Filter for Fiber Optic R...
- Publication number 20100052778
- Publication date Mar 4, 2010
- Dalius Baranauskas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
APPARATUS AND METHOD FOR TUNING CENTER FREQUENCY OF A FILTER
- Publication number 20080252365
- Publication date Oct 16, 2008
- Wei-Hsuan Tu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BANDPASS FILTER CIRCUIT, BAND-ELIMINATION FILTER CIRCUIT, INFRARED...
- Publication number 20080112712
- Publication date May 15, 2008
- Takahiro INOUE
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Waveform equalizer and information reproducing apparatus therewith
- Publication number 20070176684
- Publication date Aug 2, 2007
- Koji Nishikawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Transconductor, integrator, and filter circuit
- Publication number 20070146064
- Publication date Jun 28, 2007
- Takashi Morie
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
APPARATUS AND METHOD FOR TUNING CENTER FREQUENCY OF A FILTER
- Publication number 20070115070
- Publication date May 24, 2007
- Wei-Hsuan Tu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Filter circuit and detection circuit having filter circuit
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- Publication date Mar 31, 2005
- Akira Yoshida
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Information Patent Application
Integrated circuit arrangement comprising an active filter and a me...
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- Publication date May 6, 2004
- Gerhard Mitteregger
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for checking the response of a transconductanc...
- Publication number 20040017250
- Publication date Jan 29, 2004
- Horia Giuroiu
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Information Patent Application
Integrated low power channel select filter having high dynamic rang...
- Publication number 20030207679
- Publication date Nov 6, 2003
- ATHEROS COMMUNICATIONS, INC.
- Brian Kaczynski
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Filter circuit and detection circuit having filter circuit
- Publication number 20030184366
- Publication date Oct 2, 2003
- Akira Yoshida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Common mode transient reduction circuit for improving transient res...
- Publication number 20030112543
- Publication date Jun 19, 2003
- International Business Machines Corporation
- Kevin B. Ohlson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Continuous-time analog filter having controllable gain characteristics
- Publication number 20030067347
- Publication date Apr 10, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Toshitsugu Miwa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD OF CONTROLLING COMMON-MODE IN DIFFERENTIAL GM-C CIRCUITS
- Publication number 20020118061
- Publication date Aug 29, 2002
- Michael W. Altmann
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Automatic filter tuning control system
- Publication number 20020011896
- Publication date Jan 31, 2002
- Akio Yokoyama
- H03 - BASIC ELECTRONIC CIRCUITRY

Two integrator loop filters

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Architecture to reject near end blockers and transmit leakage

Bi-quad calibration

Operational transconductance amplifier, operational transconductanc...

OTA-based current-mode filter and oscillator

Complimentary single-ended-input OTA-C universal filter structures

Tunable transconductance-capacitance filter with coefficients indep...

Bandpass filter circuit, band-elimination filter circuit, infrared...

Nth order tunable low-pass continuous time filter for fiber optic r...

Filter circuit

Apparatus and method for tuning center frequency of a filter

Transconductor, integrator, and filter circuit

Waveform equalizer and information reproducing apparatus therewith

Apparatus and method for tuning center frequency of a filter

Filter circuit and detection circuit having filter circuit

Integrated low power channel select filter having high dynamic rang...

Integrated circuit arrangement comprising an active filter and a me...

Filter circuit and detection circuit having filter circuit

Method and apparatus for checking the response of a transconductanc...

Continuous-time analog filter having controllable gain characteristics

Common mode transient reduction circuit for improving transient res...

Automatic filter tuning control system

Method of controlling common-mode in differential gm-C circuits

High-frequency boost technique

Biquadratic basic cell for programmable analog time-continuous filter

Filter circuit

Gm-C cell with two-stage common mode control and current boost

Integrated adaptive cable equalizer using a continuous-time filter

gm-C cell with two stage common mode control and current boost

Circuit technique for implementing programmable zeros in high speed...

High-pass filter structure with programmable zeros

Patents Applicationslast 30 patents

BI-QUAD CALIBRATION

TRANSCONDUCTANCE ADJUSTING CIRCUIT, FILTER CIRCUIT, AND ELECTRONIC...

RESONANT FILTER, DELTA-SIGMA A/D CONVERTER, AND SEMICONDUCTOR DEVICE

TUNABLE TRANSCONDUCTANCE-CAPACITANCE FILTER WITH COEFFICIENTS INDEP...

OTA-BASED CURRENT-MODE FILTER AND OSCILLATOR

TUNABLE TRANSCONDUCTANCE-CAPACITANCE FILTER WITH COEFFICIENTS INDEP...

COMPLIMENTARY SINGLE-ENDED-INPUT OTA-C UNIVERSAL FILTER STRUCTURES

Apparatus and Method for Tuning a GM-C Filter

Bias circuit, and gm-C filter circuit and semiconductor integrated...

FILTER CIRCUIT

Nth Order Tunable Low-Pass Continuous Time Filter for Fiber Optic R...

APPARATUS AND METHOD FOR TUNING CENTER FREQUENCY OF A FILTER

BANDPASS FILTER CIRCUIT, BAND-ELIMINATION FILTER CIRCUIT, INFRARED...

Waveform equalizer and information reproducing apparatus therewith

Transconductor, integrator, and filter circuit

APPARATUS AND METHOD FOR TUNING CENTER FREQUENCY OF A FILTER

Filter circuit and detection circuit having filter circuit

Integrated circuit arrangement comprising an active filter and a me...

Method and apparatus for checking the response of a transconductanc...

Integrated low power channel select filter having high dynamic rang...

Filter circuit and detection circuit having filter circuit

Common mode transient reduction circuit for improving transient res...

Continuous-time analog filter having controllable gain characteristics

METHOD OF CONTROLLING COMMON-MODE IN DIFFERENTIAL GM-C CIRCUITS

Automatic filter tuning control system