Echo cancellation

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CPC
H04L2012/6491

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HELECTRICITY H04Electric communication H04LTRANSMISSION OF DIGITAL INFORMATION

Current Industry

H04L2012/6491Echo cancellation

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Echo cancellation in multiple port full duplex (FDX) nodes and ampl...
- Patent number 11,239,985
- Issue date Feb 1, 2022
- Cisco Technology, Inc.
- Hang Jin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Techniques to dynamically engage echo cancellation
- Patent number 11,095,769
- Issue date Aug 17, 2021
- WHATSAPP LLC
- Manpreet Singh
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Proactive echo cancellation (EC) training
- Patent number 10,771,106
- Issue date Sep 8, 2020
- Cisco Technology, Inc.
- Hang Jin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coordinated background training in a full-duplex hybrid fiber-coaxi...
- Patent number 10,601,462
- Issue date Mar 24, 2020
- MaxLinear, Inc.
- Kenneth Scott Walley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Techniques to dynamically engage echo cancellation
- Patent number 10,225,395
- Issue date Mar 5, 2019
- WHATSAPP INC.
- Manpreet Singh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cross mute for native radio channels
- Patent number 9,655,001
- Issue date May 16, 2017
- Cisco Technology, Inc.
- Larry R. Metzger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer-based multifunctional personal communication system with c...
- Patent number 7,542,555
- Issue date Jun 2, 2009
- Multi-Tech Systems, Inc.
- Ty J. Caswell
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Delay measurement system in a packet network
- Patent number 7,304,962
- Issue date Dec 4, 2007
- Nokia Corporation
- Olli Kirla
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for remote measurement of echo path delay
- Patent number 7,251,213
- Issue date Jul 31, 2007
- AT&T Corp.
- Bing Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for routing integrated data, voice, and video...
- Patent number 7,245,630
- Issue date Jul 17, 2007
- Cisco Technology, Inc.
- Wu-Fu Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switchable hybrid design for asymmetric digital subscriber line
- Patent number 7,221,754
- Issue date May 22, 2007
- Texas Instruments Incorporated
- Fernando A. Mujica
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer implemented communication apparatus and method
- Patent number 7,092,406
- Issue date Aug 15, 2006
- Multi-Tech Systems, Inc.
- Raghu Sharma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Computer-based multi-media communications system and method
- Patent number 7,082,106
- Issue date Jul 25, 2006
- Multi-Tech Systems, Inc.
- Raghu Sharma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Computer implemented voice over data communication apparatus and me...
- Patent number 7,082,141
- Issue date Jul 25, 2006
- Multi-Tech Systems, Inc.
- Raghu Sharma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for improving the transmission quality in a pa...
- Patent number 7,065,057
- Issue date Jun 20, 2006
- Siemens Aktiengesellschaft
- Gonzalo Lucioni
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method to reduce echoes in voice communications
- Patent number 7,027,562
- Issue date Apr 11, 2006
- Siemens Communications, Inc.
- Peter Pong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Remote echo cancellation in a packet based network
- Patent number 6,724,736
- Issue date Apr 20, 2004
- 3COM Corporation
- Gad Azriel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for routing integrated data, voice, and video...
- Patent number 6,611,531
- Issue date Aug 26, 2003
- Cisco Technology, Inc.
- Wu-Fu Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Customer telecommunication interface device having a unique identifier
- Patent number 6,546,006
- Issue date Apr 8, 2003
- Lucent Technologies Inc.
- Alexander Gibson Fraser
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet telephone system
- Patent number 6,487,200
- Issue date Nov 26, 2002
- AT&T Corp.
- Alexander Gibson Fraser
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Customer telecommunication interface device having a unique identifier
- Patent number 6,178,167
- Issue date Jan 23, 2001
- Lucent Technologies, Inc.
- Alexander Gibson Fraser
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer-based multifunction personal communication system with cal...
- Patent number 6,009,082
- Issue date Dec 28, 1999
- Multi-Tech Systems, Inc.
- Ty J. Caswell
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for converting synchronous narrowband signals...
- Patent number 5,949,791
- Issue date Sep 7, 1999
- Lucent Technologies Inc.
- Charles Calvin Byers
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet format interface for telecommunication instruments
- Patent number 5,943,319
- Issue date Aug 24, 1999
- Lucent Technologies Inc.
- Alexander Gibson Fraser
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for mode switching in a voice over data comput...
- Patent number 5,864,560
- Issue date Jan 26, 1999
- Multi-Tech Systems, Inc.
- Ping Li
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital simultaneous voice and data mode switching control
- Patent number 5,815,503
- Issue date Sep 29, 1998
- Multi-Tech Systems, Inc.
- Ping Li
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Voice over data conferencing for a computer-based personal communic...
- Patent number 5,812,534
- Issue date Sep 22, 1998
- Multi-Tech Systems, Inc.
- Jeffrey P. Davis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for converting synchronous narrowband signals...
- Patent number 5,809,022
- Issue date Sep 15, 1998
- Lucent Technologies Inc.
- Charles Calvin Byers
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Voice over video communication system
- Patent number 5,790,532
- Issue date Aug 4, 1998
- Multi-Tech Systems, Inc.
- Raghu Sharma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
System and method for voice Playout in an asynchronous packet network
- Patent number 5,790,538
- Issue date Aug 4, 1998
- Telogy Networks, Inc.
- Gary Sugar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Vehicle PHY configuration depending on cable length
- Publication number 20240388471
- Publication date Nov 21, 2024
- Marvell Asia Pte Ltd.
- Seid Alireza Razavi Majomard
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ECHO CANCELLATION IN MULTIPLE PORT FULL DUPLEX (FDX) NODES AND AMPL...
- Publication number 20200336280
- Publication date Oct 22, 2020
- Cisco Technology, Inc.
- Hang Jin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROACTIVE ECHO CANCELLATION (EC) TRAINING
- Publication number 20200304170
- Publication date Sep 24, 2020
- Cisco Technology, Inc.
- Hang Jin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COORDINATED BACKGROUND TRAINING IN A FULL-DUPLEX HYBRID FIBER-COAXI...
- Publication number 20190288742
- Publication date Sep 19, 2019
- MaxLinear, Inc.
- Kenneth Scott Walley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TECHNIQUES TO DYNAMICALLY ENGAGE ECHO CANCELLATION
- Publication number 20170171380
- Publication date Jun 15, 2017
- WhatsApp Inc.
- Manpreet Singh
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Computer-based multifunctional personal communication system with c...
- Publication number 20060153176
- Publication date Jul 13, 2006
- Multi-Tech Systems, Inc.
- Ty J. Caswell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Runtime-dependent switching off of the echo compensation in packet...
- Publication number 20050223113
- Publication date Oct 6, 2005
- Klaus Hoffmann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method to reduce echoes in voice communications
- Publication number 20050053021
- Publication date Mar 10, 2005
- Peter Pong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Hybrid circuit for broadband data service provisioning
- Publication number 20040230998
- Publication date Nov 18, 2004
- Celite Systems
- Richard Bruce Webb
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IP network communication apparatus
- Publication number 20040160948
- Publication date Aug 19, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Toshihisa Ozu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for remote measurement of echo path delay
- Publication number 20040052220
- Publication date Mar 18, 2004
- AT&T Corp.
- Bing Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Computer implemented voice over data communication apparatus and me...
- Publication number 20030223407
- Publication date Dec 4, 2003
- Multi-Tech Systems, Inc.
- Raghu Sharma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Computer implemented communication apparatus and method
- Publication number 20030223461
- Publication date Dec 4, 2003
- Multi-Tech Systems, Inc.
- Raghu Sharma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Switchable hybrid design for asymmetric digital subscriber line
- Publication number 20030147355
- Publication date Aug 7, 2003
- Fernando A. Mujica
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Computer-based multi-media communications system and method
- Publication number 20020075815
- Publication date Jun 20, 2002
- Multi-Tech Syatems, Inc.
- Raghu Sharma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Method and apparatus for improving the transmission quality in a pa...
- Publication number 20020060991
- Publication date May 23, 2002
- Gonzalo Lucioni
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Echo cancellation

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Echo cancellation in multiple port full duplex (FDX) nodes and ampl...

Techniques to dynamically engage echo cancellation

Proactive echo cancellation (EC) training

Coordinated background training in a full-duplex hybrid fiber-coaxi...

Techniques to dynamically engage echo cancellation

Cross mute for native radio channels

Computer-based multifunctional personal communication system with c...

Delay measurement system in a packet network

Method for remote measurement of echo path delay

Method and apparatus for routing integrated data, voice, and video...

Switchable hybrid design for asymmetric digital subscriber line

Computer implemented communication apparatus and method

Computer-based multi-media communications system and method

Computer implemented voice over data communication apparatus and me...

Method and apparatus for improving the transmission quality in a pa...

System and method to reduce echoes in voice communications

Remote echo cancellation in a packet based network

Method and apparatus for routing integrated data, voice, and video...

Customer telecommunication interface device having a unique identifier

Packet telephone system

Customer telecommunication interface device having a unique identifier

Computer-based multifunction personal communication system with cal...

Method and apparatus for converting synchronous narrowband signals...

Packet format interface for telecommunication instruments

Method and apparatus for mode switching in a voice over data comput...

Digital simultaneous voice and data mode switching control

Voice over data conferencing for a computer-based personal communic...

Method and apparatus for converting synchronous narrowband signals...

Voice over video communication system

System and method for voice Playout in an asynchronous packet network

Patents Applicationslast 30 patents

Vehicle PHY configuration depending on cable length

ECHO CANCELLATION IN MULTIPLE PORT FULL DUPLEX (FDX) NODES AND AMPL...

PROACTIVE ECHO CANCELLATION (EC) TRAINING

COORDINATED BACKGROUND TRAINING IN A FULL-DUPLEX HYBRID FIBER-COAXI...

TECHNIQUES TO DYNAMICALLY ENGAGE ECHO CANCELLATION

Computer-based multifunctional personal communication system with c...

Runtime-dependent switching off of the echo compensation in packet...

System and method to reduce echoes in voice communications

Hybrid circuit for broadband data service provisioning

IP network communication apparatus

Method for remote measurement of echo path delay

Computer implemented voice over data communication apparatus and me...

Computer implemented communication apparatus and method

Switchable hybrid design for asymmetric digital subscriber line

Computer-based multi-media communications system and method

Method and apparatus for improving the transmission quality in a pa...