DE60129955D1 - Verfahren und gerät zur akustischen echounterdrückung mit adaptiver strahlbildung - Google Patents

Verfahren und gerät zur akustischen echounterdrückung mit adaptiver strahlbildung

Info

Publication number
DE60129955D1
DE60129955D1 DE60129955T DE60129955T DE60129955D1 DE 60129955 D1 DE60129955 D1 DE 60129955D1 DE 60129955 T DE60129955 T DE 60129955T DE 60129955 T DE60129955 T DE 60129955T DE 60129955 D1 DE60129955 D1 DE 60129955D1
Authority
DE
Germany
Prior art keywords
adaptive
data
echo cancelling
beamformer
adaptive echo
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.)
Expired - Lifetime
Application number
DE60129955T
Other languages
English (en)
Inventor
Harm J Belt
Cornelis P Janse
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE60129955D1 publication Critical patent/DE60129955D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
DE60129955T 2000-05-26 2001-05-04 Verfahren und gerät zur akustischen echounterdrückung mit adaptiver strahlbildung Expired - Lifetime DE60129955D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00201881 2000-05-26
PCT/EP2001/005091 WO2001093554A2 (en) 2000-05-26 2001-05-04 Method and device for acoustic echo cancellation combined with adaptive beamforming

Publications (1)

Publication Number Publication Date
DE60129955D1 true DE60129955D1 (de) 2007-09-27

Family

ID=8171566

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60129955T Expired - Lifetime DE60129955D1 (de) 2000-05-26 2001-05-04 Verfahren und gerät zur akustischen echounterdrückung mit adaptiver strahlbildung

Country Status (7)

Country Link
US (1) US7035415B2 (de)
EP (1) EP1287672B1 (de)
JP (1) JP2003535510A (de)
CN (1) CN100477704C (de)
AT (1) ATE370608T1 (de)
DE (1) DE60129955D1 (de)
WO (1) WO2001093554A2 (de)

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Also Published As

Publication number Publication date
JP2003535510A (ja) 2003-11-25
EP1287672B1 (de) 2007-08-15
CN1451226A (zh) 2003-10-22
CN100477704C (zh) 2009-04-08
EP1287672A2 (de) 2003-03-05
ATE370608T1 (de) 2007-09-15
US20020015500A1 (en) 2002-02-07
WO2001093554A3 (en) 2002-10-03
US7035415B2 (en) 2006-04-25
WO2001093554A2 (en) 2001-12-06

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