filtering in the frequency domain

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H03H21/0027

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HELECTRICITY H03Electronic circuits H03HIMPEDANCE NETWORKS H03H21/00Adaptive networks

Current Industry

H03H21/0027filtering in the frequency domain

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic source separation systems
- Patent number 11,354,536
- Issue date Jun 7, 2022
- AUDIOTELLIGENCE LIMITED
- David Anthony Betts
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Synchronized switching of wireless platforms
- Patent number 11,212,803
- Issue date Dec 28, 2021
- Apple Inc.
- Adam B. Lapede
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Adaptive filter unit for being used as an echo canceller
- Patent number 10,506,105
- Issue date Dec 10, 2019
- SENNHEISER COMMUNICATION A/S
- Stig Petri
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Partitioned block frequency domain adaptive filter device comprisin...
- Patent number 10,454,454
- Issue date Oct 22, 2019
- Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung E.V.
- Maria Luis Valero
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic device, echo signal cancelling method thereof and non-tr...
- Patent number 10,313,789
- Issue date Jun 4, 2019
- Samsung Electronics Co., Ltd.
- Yury Ushakov
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Adaptive filter unit for being used as an echo canceller
- Patent number 10,291,784
- Issue date May 14, 2019
- SENNHEISER COMMUNICATIONS A/S
- Stig Petri
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Decimation FIR filters and methods
- Patent number 10,050,606
- Issue date Aug 14, 2018
- STMicroelectronics International N.V.
- Neha Bhargava
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of performing real time decomposition of a signal into compo...
- Patent number 9,923,551
- Issue date Mar 20, 2018
- Rolls-Royce PLC
- Lily Rachmawati
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of filtering digital signal for maintaining data transmissio...
- Patent number 9,780,820
- Issue date Oct 3, 2017
- Electronics and Telecommunications Research Institute
- Sung Jun Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital signal processing device, receiving device, and signal tran...
- Patent number 9,385,766
- Issue date Jul 5, 2016
- NEC Corporation
- Junichi Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for reducing interference in wireless communicati...
- Patent number 9,191,836
- Issue date Nov 17, 2015
- Rueywen Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low-delay filtering
- Patent number 9,036,752
- Issue date May 19, 2015
- Nuance Communications, Inc.
- Markus Buck
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and system for unconstrained frequency domain adaptive filte...
- Patent number 8,984,038
- Issue date Mar 17, 2015
- Broadcom Corporation
- Kuoruey (Ray) Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatuses for convolutive blind source separation
- Patent number 8,892,618
- Issue date Nov 18, 2014
- Dolby Laboratories Licensing Corporation
- Xuejing Sun
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for a frequency domain echo suppression filter
- Patent number 8,655,418
- Issue date Feb 18, 2014
- Continental Automotive Systems, Inc.
- David Barron
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Receiver having an adaptive filter and method of optimizing the filter
- Patent number 8,634,507
- Issue date Jan 21, 2014
- ST-Ericsson SA
- Robert Fifield
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus of frequency domain echo canceller
- Patent number 8,619,897
- Issue date Dec 31, 2013
- NetLogic Microsystems, Inc.
- Yehuda Azenkot
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for unconstrained frequency domain adaptive filte...
- Patent number 8,595,278
- Issue date Nov 26, 2013
- Broadcom Corporation
- Kuoruey Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for active noise cancellation
- Patent number 8,280,065
- Issue date Oct 2, 2012
- Semiconductor Components Industries, LLC
- Hamid Sheikhzadeh Nadjar
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Receiver having an adaptive filter and method of optimising the filter
- Patent number 8,085,838
- Issue date Dec 27, 2011
- ST-Ericsson SA
- Robert Fifield
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Geometric source separation signal processing technique
- Patent number 7,917,336
- Issue date Mar 29, 2011
- Thomson Licensing
- Lucas Cristobal Parra
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and device for low delay processing
- Patent number 7,774,396
- Issue date Aug 10, 2010
- Dynamic Hearing Pty Ltd
- Bonar Dickson
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Determination of filter weights
- Patent number 7,746,924
- Issue date Jun 29, 2010
- Hewlett-Packard Development Company, L.P.
- Karl Joseph Bois
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Partitioned block frequency domain adaptive filter
- Patent number 7,171,436
- Issue date Jan 30, 2007
- Koninklijke Philips Electronics N.V.
- Gerardus Paul Maria Egelmeers
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sub-band adaptive signal processing in an oversampled filterbank
- Patent number 7,110,554
- Issue date Sep 19, 2006
- AMI Semiconductor, Inc.
- Robert L. Brennan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Partitioned block frequency domain adaptive filter
- Patent number 7,103,623
- Issue date Sep 5, 2006
- Koninklijke Philips Electronics N.V.
- Gerardus Paul Maria Egelmeers
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Acoustic echo and noise cancellation
- Patent number 7,058,185
- Issue date Jun 6, 2006
- Koninklijke Philips Electronics N.V.
- Gerardus Paul Maria Egelmeers
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for generating a set of filter coefficients
- Patent number 6,970,896
- Issue date Nov 29, 2005
- Octasic Inc.
- Thomas Jefferson Awad
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for generating a set of filter coefficients pr...
- Patent number 6,965,640
- Issue date Nov 15, 2005
- Octasic Inc.
- Thomas Jefferson Awad
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for providing an error characterization estima...
- Patent number 6,957,240
- Issue date Oct 18, 2005
- Octasic Inc.
- Thomas Jefferson Awad
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Synchronized Switching of Wireless Platforms
- Publication number 20210289498
- Publication date Sep 16, 2021
- Apple Inc.
- Adam B. LAPEDE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC SOURCE SEPARATION SYSTEMS
- Publication number 20200167602
- Publication date May 28, 2020
- Audiotelligence Limited
- David Anthony BETTS
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ADAPTIVE FILTER UNIT FOR BEING USED AS AN ECHO CANCELLER
- Publication number 20190222699
- Publication date Jul 18, 2019
- SENNHEISER COMMUNICATIONS A/S
- Stig PETRI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
PARTITIONED BLOCK FREQUENCY DOMAIN ADAPTIVE FILTER DEVICE COMPRISIN...
- Publication number 20180226954
- Publication date Aug 9, 2018
- Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
- Maria Luis Valero
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ADAPTIVE FILTER UNIT FOR BEING USED AS AN ECHO CANCELLER
- Publication number 20180027125
- Publication date Jan 25, 2018
- SENNHEISER COMMUNICATIONS A/S
- Stig PETRI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELECTRONIC DEVICE, ECHO SIGNAL CANCELLING METHOD THEREOF AND NON-TR...
- Publication number 20170365247
- Publication date Dec 21, 2017
- Samsung Electronics Co., Ltd.
- Yury USHAKOV
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
POLYPHASE DECIMATION FIR FILTERS AND METHODS
- Publication number 20170294898
- Publication date Oct 12, 2017
- STMicroelectronics International N.V.
- Neha Bhargava
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD OF PERFORMING REAL TIME DECOMPOSITION OF A SIGNAL INTO COMPO...
- Publication number 20170111031
- Publication date Apr 20, 2017
- Rolls-Royce plc
- Lily RACHMAWATI
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
DIGITAL SIGNAL PROCESSING DEVICE, RECEIVING DEVICE, AND SIGNAL TRAN...
- Publication number 20150333783
- Publication date Nov 19, 2015
- NEC Corporation
- Junichi Abe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and Method for Reducing Interference in Wireless Communicati...
- Publication number 20140153494
- Publication date Jun 5, 2014
- Rueywen Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOW-DELAY FILTERING
- Publication number 20140105338
- Publication date Apr 17, 2014
- NUANCE COMMUNICATIONS, INC.
- Markus Buck
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
System and Method for Reducing Interference in Wireless Communicati...
- Publication number 20140086355
- Publication date Mar 27, 2014
- Rueywen Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR UNCONSTRAINED FREQUENCY DOMAIN ADAPTIVE FILTE...
- Publication number 20140079101
- Publication date Mar 20, 2014
- BROADCOM CORPORATION
- Kuoruey (Ray) Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR A FREQUENCY DOMAIN ECHO SUPPRESSION FILTER
- Publication number 20130324195
- Publication date Dec 5, 2013
- CONTINENTAL AUTOMOTIVE SYSTEMS, INC.
- David Barron
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHODS AND APPARATUSES FOR CONVOLUTIVE BLIND SOURCE SEPARATION
- Publication number 20130031152
- Publication date Jan 31, 2013
- Dolby Laboratories Licensing Corporation
- Xuejing Sun
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Receiver Having an Adaptive Filter and Method of Optimizing the Filter
- Publication number 20120150934
- Publication date Jun 14, 2012
- ST-ERICSSON SA
- Robert Fifield
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ADAPTIVE FILTER AND ECHO CANCELLER HAVING THIS ADAPTIVE FILTER
- Publication number 20110261950
- Publication date Oct 27, 2011
- YUGENGAISYA CEPSTRUM
- Akio Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR UNCONSTRAINED FREQUENCY DOMAIN ADAPTIVE FILTE...
- Publication number 20100228810
- Publication date Sep 9, 2010
- Kuoruey Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND DEVICE FOR LOW DELAY PROCESSING
- Publication number 20100198899
- Publication date Aug 5, 2010
- DYNAMIC HEARING PTY LTD.
- Bonar Dickson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND APPARATUS OF FREQUENCY DOMAIN ECHO CANCELLER
- Publication number 20100142604
- Publication date Jun 10, 2010
- Yehuda Azenkot
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Implementation of adaptive filters of reduced complexity
- Publication number 20080104158
- Publication date May 1, 2008
- Arash Farhoodfar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Determination of filter weights
- Publication number 20070263714
- Publication date Nov 15, 2007
- Karl Joseph Bois
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and device for low delay processing
- Publication number 20070118367
- Publication date May 24, 2007
- Bonar Dickson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Transform-domain sample-by-sample decision feedback equalizer
- Publication number 20060146925
- Publication date Jul 6, 2006
- Koninklijke Philips Electronics N.V.
- Dagnachew Birru
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and system for active noise cancellation
- Publication number 20060069556
- Publication date Mar 30, 2006
- Hamid Sheikhzadeh Nadjar
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Transform domain adaptive filter, equalizer and wireless communicat...
- Publication number 20050216542
- Publication date Sep 29, 2005
- Benq Corporation
- Wei-Shun Liao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Geometric source preparation signal processing technique
- Publication number 20040072336
- Publication date Apr 15, 2004
- Lucas Cristobal Parra
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Sub-band adaptive signal processing in an oversampled filterbank
- Publication number 20030108214
- Publication date Jun 12, 2003
- Robert L. Brennan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for providing an error characterization estima...
- Publication number 20030084079
- Publication date May 1, 2003
- Thomas Jefferson Awad
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for generating a set of filter coefficients
- Publication number 20030074381
- Publication date Apr 17, 2003
- Thomas Jefferson Awad
- H03 - BASIC ELECTRONIC CIRCUITRY

filtering in the frequency domain

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Acoustic source separation systems

Synchronized switching of wireless platforms

Adaptive filter unit for being used as an echo canceller

Partitioned block frequency domain adaptive filter device comprisin...

Electronic device, echo signal cancelling method thereof and non-tr...

Adaptive filter unit for being used as an echo canceller

Decimation FIR filters and methods

Method of performing real time decomposition of a signal into compo...

Method of filtering digital signal for maintaining data transmissio...

Digital signal processing device, receiving device, and signal tran...

System and method for reducing interference in wireless communicati...

Low-delay filtering

Method and system for unconstrained frequency domain adaptive filte...

Methods and apparatuses for convolutive blind source separation

Method and apparatus for a frequency domain echo suppression filter

Receiver having an adaptive filter and method of optimizing the filter

Method and apparatus of frequency domain echo canceller

Method and system for unconstrained frequency domain adaptive filte...

Method and system for active noise cancellation

Receiver having an adaptive filter and method of optimising the filter

Geometric source separation signal processing technique

Method and device for low delay processing

Determination of filter weights

Partitioned block frequency domain adaptive filter

Sub-band adaptive signal processing in an oversampled filterbank

Partitioned block frequency domain adaptive filter

Acoustic echo and noise cancellation

Method and apparatus for generating a set of filter coefficients

Method and apparatus for generating a set of filter coefficients pr...

Method and apparatus for providing an error characterization estima...

Patents Applicationslast 30 patents

Synchronized Switching of Wireless Platforms

ACOUSTIC SOURCE SEPARATION SYSTEMS

ADAPTIVE FILTER UNIT FOR BEING USED AS AN ECHO CANCELLER

PARTITIONED BLOCK FREQUENCY DOMAIN ADAPTIVE FILTER DEVICE COMPRISIN...

ADAPTIVE FILTER UNIT FOR BEING USED AS AN ECHO CANCELLER

ELECTRONIC DEVICE, ECHO SIGNAL CANCELLING METHOD THEREOF AND NON-TR...

POLYPHASE DECIMATION FIR FILTERS AND METHODS

METHOD OF PERFORMING REAL TIME DECOMPOSITION OF A SIGNAL INTO COMPO...

DIGITAL SIGNAL PROCESSING DEVICE, RECEIVING DEVICE, AND SIGNAL TRAN...

System and Method for Reducing Interference in Wireless Communicati...

LOW-DELAY FILTERING

System and Method for Reducing Interference in Wireless Communicati...

METHOD AND SYSTEM FOR UNCONSTRAINED FREQUENCY DOMAIN ADAPTIVE FILTE...

METHOD AND APPARATUS FOR A FREQUENCY DOMAIN ECHO SUPPRESSION FILTER

METHODS AND APPARATUSES FOR CONVOLUTIVE BLIND SOURCE SEPARATION

Receiver Having an Adaptive Filter and Method of Optimizing the Filter

ADAPTIVE FILTER AND ECHO CANCELLER HAVING THIS ADAPTIVE FILTER

METHOD AND SYSTEM FOR UNCONSTRAINED FREQUENCY DOMAIN ADAPTIVE FILTE...

METHOD AND DEVICE FOR LOW DELAY PROCESSING

METHOD AND APPARATUS OF FREQUENCY DOMAIN ECHO CANCELLER

Implementation of adaptive filters of reduced complexity

Determination of filter weights

Method and device for low delay processing

Transform-domain sample-by-sample decision feedback equalizer

Method and system for active noise cancellation

Transform domain adaptive filter, equalizer and wireless communicat...

Geometric source preparation signal processing technique

Sub-band adaptive signal processing in an oversampled filterbank

Method and apparatus for providing an error characterization estima...

Method and apparatus for generating a set of filter coefficients