JPS6080330A - エコ−キャンセラ−装置 - Google Patents

エコ−キャンセラ−装置

Info

Publication number
JPS6080330A
JPS6080330A JP58189518A JP18951883A JPS6080330A JP S6080330 A JPS6080330 A JP S6080330A JP 58189518 A JP58189518 A JP 58189518A JP 18951883 A JP18951883 A JP 18951883A JP S6080330 A JPS6080330 A JP S6080330A
Authority
JP
Japan
Prior art keywords
coefficient
circuit
pulse
echo
output
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.)
Granted
Application number
JP58189518A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0473331B2 (enrdf_load_stackoverflow
Inventor
Akira Kanemasa
金政　晃
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
NEC Corp
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP58189518A priority Critical patent/JPS6080330A/ja
Publication of JPS6080330A publication Critical patent/JPS6080330A/ja
Publication of JPH0473331B2 publication Critical patent/JPH0473331B2/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)
JP58189518A 1983-10-11 1983-10-11 エコ−キャンセラ−装置 Granted JPS6080330A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58189518A JPS6080330A (ja) 1983-10-11 1983-10-11 エコ−キャンセラ−装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58189518A JPS6080330A (ja) 1983-10-11 1983-10-11 エコ−キャンセラ−装置

Publications (2)

Publication Number Publication Date
JPS6080330A true JPS6080330A (ja) 1985-05-08
JPH0473331B2 JPH0473331B2 (enrdf_load_stackoverflow) 1992-11-20

Family

ID=16242622

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58189518A Granted JPS6080330A (ja) 1983-10-11 1983-10-11 エコ−キャンセラ−装置

Country Status (1)

Country Link
JP (1) JPS6080330A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5720943Y2 (enrdf_load_stackoverflow) * 1978-02-10 1982-05-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5720943Y2 (enrdf_load_stackoverflow) * 1978-02-10 1982-05-06

Also Published As

Publication number Publication date
JPH0473331B2 (enrdf_load_stackoverflow) 1992-11-20

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