NO932188L - Fremgangsmaate for aa forhindre divergens i en adaptiv ekkosperre i omgivelser med signalstoey - Google Patents

Fremgangsmaate for aa forhindre divergens i en adaptiv ekkosperre i omgivelser med signalstoey

Info

Publication number
NO932188L
NO932188L NO93932188A NO932188A NO932188L NO 932188 L NO932188 L NO 932188L NO 93932188 A NO93932188 A NO 93932188A NO 932188 A NO932188 A NO 932188A NO 932188 L NO932188 L NO 932188L
Authority
NO
Norway
Prior art keywords
adaptive
echo
ecosposer
procedure
signal noise
Prior art date
Application number
NO93932188A
Other languages
English (en)
Other versions
NO932188D0 (no
NO304865B1 (no
Inventor
Heimo Laehdemaeki
Original Assignee
Nokia Telecommunications Oy
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 Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Publication of NO932188D0 publication Critical patent/NO932188D0/no
Publication of NO932188L publication Critical patent/NO932188L/no
Publication of NO304865B1 publication Critical patent/NO304865B1/no

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)
  • Exhaust Silencers (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Filters That Use Time-Delay Elements (AREA)
NO932188A 1991-11-04 1993-06-14 FremgangsmÕte for Õ styre en adapsjon av en adaptiv ekkosperre til en ekkobane i omgivelser med signalst°y NO304865B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI915198A FI97657C (fi) 1991-11-04 1991-11-04 Menetelmä adaptiivisen kaiunpoistajan divergoinnin estämiseksi kohinaisessa signaaliympäristössä
PCT/FI1992/000285 WO1993009608A1 (en) 1991-11-04 1992-10-28 A method of preventing a divergence of an adaptive echo canceller in a noisy signal environment

Publications (3)

Publication Number Publication Date
NO932188D0 NO932188D0 (no) 1993-06-14
NO932188L true NO932188L (no) 1993-09-01
NO304865B1 NO304865B1 (no) 1999-02-22

Family

ID=8533424

Family Applications (1)

Application Number Title Priority Date Filing Date
NO932188A NO304865B1 (no) 1991-11-04 1993-06-14 FremgangsmÕte for Õ styre en adapsjon av en adaptiv ekkosperre til en ekkobane i omgivelser med signalst°y

Country Status (10)

Country Link
EP (1) EP0565686B1 (no)
JP (1) JPH06503456A (no)
AT (1) ATE164035T1 (no)
AU (1) AU657372B2 (no)
DE (1) DE69224735T2 (no)
DK (1) DK0565686T3 (no)
ES (1) ES2113440T3 (no)
FI (1) FI97657C (no)
NO (1) NO304865B1 (no)
WO (1) WO1993009608A1 (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08500757A (ja) * 1992-12-30 1996-01-30 シュナイダー・（ユーエスエイ）・インコーポレーテッド 身体に移植可能なステントを展開する装置
SE505152C2 (sv) * 1995-10-11 1997-07-07 Ericsson Telefon Ab L M Adaptivt ekosläckningsförfarande

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6053336A (ja) * 1983-09-02 1985-03-27 Nec Corp 反響消去装置
US4645883A (en) * 1984-05-09 1987-02-24 Communications Satellite Corporation Double talk and line noise detector for a echo canceller
US4712235A (en) * 1984-11-19 1987-12-08 International Business Machines Corporation Method and apparatus for improved control and time sharing of an echo canceller

Also Published As

Publication number Publication date
EP0565686A1 (en) 1993-10-20
FI915198A (fi) 1993-05-05
JPH06503456A (ja) 1994-04-14
FI97657B (fi) 1996-10-15
ES2113440T3 (es) 1998-05-01
FI97657C (fi) 1997-01-27
NO932188D0 (no) 1993-06-14
AU2890392A (en) 1993-06-07
NO304865B1 (no) 1999-02-22
DE69224735T2 (de) 1998-10-01
FI915198A0 (fi) 1991-11-04
ATE164035T1 (de) 1998-03-15
DK0565686T3 (da) 1998-05-11
EP0565686B1 (en) 1998-03-11
DE69224735D1 (de) 1998-04-16
WO1993009608A1 (en) 1993-05-13
AU657372B2 (en) 1995-03-09

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