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AU2001219102A1 - Method and apparatus for echo cancellation - Google Patents

Method and apparatus for echo cancellation

Info

Publication number
AU2001219102A1
AU2001219102A1 AU2001219102A AU1910201A AU2001219102A1 AU 2001219102 A1 AU2001219102 A1 AU 2001219102A1 AU 2001219102 A AU2001219102 A AU 2001219102A AU 1910201 A AU1910201 A AU 1910201A AU 2001219102 A1 AU2001219102 A1 AU 2001219102A1
Authority
AU
Australia
Prior art keywords
echo cancellation
echo
cancellation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2001219102A
Inventor
Gunnar Larsson
Lars-Goran Petersen
Stefan Pudas
Patrik Wiss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU2001219102A1 publication Critical patent/AU2001219102A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H04B3/23—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other using a replica of transmitted signal in the time domain, e.g. echo cancellers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephonic Communication Services (AREA)
AU2001219102A 2000-11-29 2000-11-29 Method and apparatus for echo cancellation Abandoned AU2001219102A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2000/002369 WO2002045289A1 (en) 2000-11-29 2000-11-29 Method and apparatus for echo cancellation

Publications (1)

Publication Number Publication Date
AU2001219102A1 true AU2001219102A1 (en) 2002-06-11

Family

ID=20280223

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001219102A Abandoned AU2001219102A1 (en) 2000-11-29 2000-11-29 Method and apparatus for echo cancellation

Country Status (4)

Country Link
US (1) US20040071102A1 (en)
EP (1) EP1344328A1 (en)
AU (1) AU2001219102A1 (en)
WO (1) WO2002045289A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7933295B2 (en) * 1999-04-13 2011-04-26 Broadcom Corporation Cable modem with voice processing capability

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0388493A1 (en) * 1989-03-22 1990-09-26 Sa Telindus Nv Digital echo canceller for full-duplex modem with frequency offset tracking
US5587998A (en) * 1995-03-03 1996-12-24 At&T Method and apparatus for reducing residual far-end echo in voice communication networks
GB2308283A (en) * 1995-12-16 1997-06-18 Ibm System and method for echo cancellation
US5875246A (en) * 1996-10-29 1999-02-23 Xinex Networks Inc. Distributed audio signal processing in a network experiencing transmission delay
FI107208B (en) * 1998-10-27 2001-06-15 Ericsson Telefon Ab L M Packet switching network
US6574224B1 (en) * 1999-07-02 2003-06-03 Nortel Networks Limited Processing communication traffic

Also Published As

Publication number Publication date
WO2002045289A1 (en) 2002-06-06
US20040071102A1 (en) 2004-04-15
EP1344328A1 (en) 2003-09-17

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