JPS5921139A - エコ−キヤンセラシステム - Google Patents

エコ−キヤンセラシステム

Info

Publication number
JPS5921139A
JPS5921139A JP13022682A JP13022682A JPS5921139A JP S5921139 A JPS5921139 A JP S5921139A JP 13022682 A JP13022682 A JP 13022682A JP 13022682 A JP13022682 A JP 13022682A JP S5921139 A JPS5921139 A JP S5921139A
Authority
JP
Japan
Prior art keywords
gain
echo
circuit
signal
amplifier
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
JP13022682A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0374538B2 (enExample
Inventor
Takashi Kamitake
孝至 神竹
Shigenobu Minami
重信 南
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP13022682A priority Critical patent/JPS5921139A/ja
Publication of JPS5921139A publication Critical patent/JPS5921139A/ja
Publication of JPH0374538B2 publication Critical patent/JPH0374538B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP13022682A 1982-07-28 1982-07-28 エコ−キヤンセラシステム Granted JPS5921139A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13022682A JPS5921139A (ja) 1982-07-28 1982-07-28 エコ−キヤンセラシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13022682A JPS5921139A (ja) 1982-07-28 1982-07-28 エコ−キヤンセラシステム

Publications (2)

Publication Number Publication Date
JPS5921139A true JPS5921139A (ja) 1984-02-03
JPH0374538B2 JPH0374538B2 (enExample) 1991-11-27

Family

ID=15029105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13022682A Granted JPS5921139A (ja) 1982-07-28 1982-07-28 エコ−キヤンセラシステム

Country Status (1)

Country Link
JP (1) JPS5921139A (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5792926A (en) * 1980-11-29 1982-06-09 Toshiba Corp Echo cancelling device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5792926A (en) * 1980-11-29 1982-06-09 Toshiba Corp Echo cancelling device

Also Published As

Publication number Publication date
JPH0374538B2 (enExample) 1991-11-27

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