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ATE370608T1 - Verfahren und gerät zur akustischen echounterdrückung mit adaptiver strahlbildung - Google Patents

Verfahren und gerät zur akustischen echounterdrückung mit adaptiver strahlbildung

Info

Publication number
ATE370608T1
ATE370608T1 AT01929622T AT01929622T ATE370608T1 AT E370608 T1 ATE370608 T1 AT E370608T1 AT 01929622 T AT01929622 T AT 01929622T AT 01929622 T AT01929622 T AT 01929622T AT E370608 T1 ATE370608 T1 AT E370608T1
Authority
AT
Austria
Prior art keywords
adaptive
data
echo cancelling
beamformer
acoustic
Prior art date
Application number
AT01929622T
Other languages
English (en)
Inventor
Harm Belt
Cornelis Janse
Original Assignee
Koninkl 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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE370608T1 publication Critical patent/ATE370608T1/de

Links

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Telephone Function (AREA)
  • Surgical Instruments (AREA)
  • Transducers For Ultrasonic Waves (AREA)
AT01929622T 2000-05-26 2001-05-04 Verfahren und gerät zur akustischen echounterdrückung mit adaptiver strahlbildung ATE370608T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00201881 2000-05-26

Publications (1)

Publication Number Publication Date
ATE370608T1 true ATE370608T1 (de) 2007-09-15

Family

ID=8171566

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01929622T ATE370608T1 (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
CN1451226A (zh) 2003-10-22
EP1287672B1 (de) 2007-08-15
CN100477704C (zh) 2009-04-08
EP1287672A2 (de) 2003-03-05
WO2001093554A3 (en) 2002-10-03
US20020015500A1 (en) 2002-02-07
JP2003535510A (ja) 2003-11-25
WO2001093554A2 (en) 2001-12-06
DE60129955D1 (de) 2007-09-27
US7035415B2 (en) 2006-04-25

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