JPS642252B2 - - Google Patents

Info

Publication number
JPS642252B2
JPS642252B2 JP2470783A JP2470783A JPS642252B2 JP S642252 B2 JPS642252 B2 JP S642252B2 JP 2470783 A JP2470783 A JP 2470783A JP 2470783 A JP2470783 A JP 2470783A JP S642252 B2 JPS642252 B2 JP S642252B2
Authority
JP
Japan
Prior art keywords
signal
circuit
echo
tap coefficient
pseudo
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
JP2470783A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59151545A (ja
Inventor
Hidenori Ito
Juzo Fukushi
Yukio Hagiwara
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 JP2470783A priority Critical patent/JPS59151545A/ja
Publication of JPS59151545A publication Critical patent/JPS59151545A/ja
Publication of JPS642252B2 publication Critical patent/JPS642252B2/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)
JP2470783A 1983-02-18 1983-02-18 適応形反響消去装置 Granted JPS59151545A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2470783A JPS59151545A (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
JP2470783A JPS59151545A (ja) 1983-02-18 1983-02-18 適応形反響消去装置

Publications (2)

Publication Number Publication Date
JPS59151545A JPS59151545A (ja) 1984-08-30
JPS642252B2 true JPS642252B2 (sv) 1989-01-17

Family

ID=12145641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2470783A Granted JPS59151545A (ja) 1983-02-18 1983-02-18 適応形反響消去装置

Country Status (1)

Country Link
JP (1) JPS59151545A (sv)

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
JPS59151545A (ja) 1984-08-30

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