JPS6343013B2 - - Google Patents

Info

Publication number
JPS6343013B2
JPS6343013B2 JP58024706A JP2470683A JPS6343013B2 JP S6343013 B2 JPS6343013 B2 JP S6343013B2 JP 58024706 A JP58024706 A JP 58024706A JP 2470683 A JP2470683 A JP 2470683A JP S6343013 B2 JPS6343013 B2 JP S6343013B2
Authority
JP
Japan
Prior art keywords
circuit
signal
tap coefficient
echo
correction amount
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
Application number
JP58024706A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59151544A (ja
Inventor
Hidenori Ito
Juzo Fukushi
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP2470683A priority Critical patent/JPS59151544A/ja
Publication of JPS59151544A publication Critical patent/JPS59151544A/ja
Publication of JPS6343013B2 publication Critical patent/JPS6343013B2/ja
Granted 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
    • 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
    • H04B3/238—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 using initial training sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP2470683A 1983-02-18 1983-02-18 適応形反響消去装置 Granted JPS59151544A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2470683A JPS59151544A (ja) 1983-02-18 1983-02-18 適応形反響消去装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2470683A JPS59151544A (ja) 1983-02-18 1983-02-18 適応形反響消去装置

Publications (2)

Publication Number Publication Date
JPS59151544A JPS59151544A (ja) 1984-08-30
JPS6343013B2 true JPS6343013B2 (enrdf_load_stackoverflow) 1988-08-26

Family

ID=12145615

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2470683A Granted JPS59151544A (ja) 1983-02-18 1983-02-18 適応形反響消去装置

Country Status (1)

Country Link
JP (1) JPS59151544A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56153850A (en) * 1980-04-28 1981-11-28 Kokusai Denshin Denwa Co Ltd <Kdd> Echo control system

Also Published As

Publication number Publication date
JPS59151544A (ja) 1984-08-30

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