JPS54148314A - Echo eraser - Google Patents

Echo eraser

Info

Publication number
JPS54148314A
JPS54148314A JP5678478A JP5678478A JPS54148314A JP S54148314 A JPS54148314 A JP S54148314A JP 5678478 A JP5678478 A JP 5678478A JP 5678478 A JP5678478 A JP 5678478A JP S54148314 A JPS54148314 A JP S54148314A
Authority
JP
Japan
Prior art keywords
echo
models
circuit
eraser
processors
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.)
Pending
Application number
JP5678478A
Other languages
English (en)
Inventor
Taku Arazeki
Hidenori Ito
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 JP5678478A priority Critical patent/JPS54148314A/ja
Publication of JPS54148314A publication Critical patent/JPS54148314A/ja
Pending 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
JP5678478A 1978-05-12 1978-05-12 Echo eraser Pending JPS54148314A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5678478A JPS54148314A (en) 1978-05-12 1978-05-12 Echo eraser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5678478A JPS54148314A (en) 1978-05-12 1978-05-12 Echo eraser

Publications (1)

Publication Number Publication Date
JPS54148314A true JPS54148314A (en) 1979-11-20

Family

ID=13037042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5678478A Pending JPS54148314A (en) 1978-05-12 1978-05-12 Echo eraser

Country Status (1)

Country Link
JP (1) JPS54148314A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5864149U (ja) * 1981-10-22 1983-04-30 日本電気株式会社 エコ−キヤンセラ
JPS59122239A (ja) * 1982-12-27 1984-07-14 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション エコ−抑制器
JPS60260235A (ja) * 1984-05-15 1985-12-23 テレコミユニカシオン・ラジオエレクトリツク・エ・テレホニク・テ・アール・テ エコーキヤンセラ及びセンタクリツパ用制御装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5864149U (ja) * 1981-10-22 1983-04-30 日本電気株式会社 エコ−キヤンセラ
JPS59122239A (ja) * 1982-12-27 1984-07-14 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション エコ−抑制器
JPH0376053B2 (ja) * 1982-12-27 1991-12-04 Intaanashonaru Bijinesu Mashiinzu Corp
JPS60260235A (ja) * 1984-05-15 1985-12-23 テレコミユニカシオン・ラジオエレクトリツク・エ・テレホニク・テ・アール・テ エコーキヤンセラ及びセンタクリツパ用制御装置

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