ATE164035T1 - Verfahren zur vermeidung der divergenz eines adaptiven echokompensators in einer rauschbehafteten signalumgebung - Google Patents

Verfahren zur vermeidung der divergenz eines adaptiven echokompensators in einer rauschbehafteten signalumgebung

Info

Publication number
ATE164035T1
ATE164035T1 AT92922704T AT92922704T ATE164035T1 AT E164035 T1 ATE164035 T1 AT E164035T1 AT 92922704 T AT92922704 T AT 92922704T AT 92922704 T AT92922704 T AT 92922704T AT E164035 T1 ATE164035 T1 AT E164035T1
Authority
AT
Austria
Prior art keywords
echo
noisy signal
adaptive echo
signal environment
echo compensator
Prior art date
Application number
AT92922704T
Other languages
English (en)
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
Application granted granted Critical
Publication of ATE164035T1 publication Critical patent/ATE164035T1/de

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)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Exhaust Silencers (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
AT92922704T 1991-11-04 1992-10-28 Verfahren zur vermeidung der divergenz eines adaptiven echokompensators in einer rauschbehafteten signalumgebung ATE164035T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI915198A FI97657C (fi) 1991-11-04 1991-11-04 Menetelmä adaptiivisen kaiunpoistajan divergoinnin estämiseksi kohinaisessa signaaliympäristössä

Publications (1)

Publication Number Publication Date
ATE164035T1 true ATE164035T1 (de) 1998-03-15

Family

ID=8533424

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92922704T ATE164035T1 (de) 1991-11-04 1992-10-28 Verfahren zur vermeidung der divergenz eines adaptiven echokompensators in einer rauschbehafteten signalumgebung

Country Status (10)

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

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
FI97657B (fi) 1996-10-15
ES2113440T3 (es) 1998-05-01
AU2890392A (en) 1993-06-07
FI97657C (fi) 1997-01-27
NO932188L (no) 1993-09-01
DE69224735T2 (de) 1998-10-01
DE69224735D1 (de) 1998-04-16
JPH06503456A (ja) 1994-04-14
EP0565686B1 (de) 1998-03-11
FI915198A0 (fi) 1991-11-04
NO932188D0 (no) 1993-06-14
DK0565686T3 (da) 1998-05-11
NO304865B1 (no) 1999-02-22
EP0565686A1 (de) 1993-10-20
FI915198L (fi) 1993-05-05
AU657372B2 (en) 1995-03-09
WO1993009608A1 (en) 1993-05-13

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee