JPS613533A - ２線式双方向自動利得制御装置 - Google Patents

２線式双方向自動利得制御装置

Info

Publication number
JPS613533A
JPS613533A JP12324684A JP12324684A JPS613533A JP S613533 A JPS613533 A JP S613533A JP 12324684 A JP12324684 A JP 12324684A JP 12324684 A JP12324684 A JP 12324684A JP S613533 A JPS613533 A JP S613533A
Authority
JP
Japan
Prior art keywords
echo
circuit
gain
wire
signal
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
JP12324684A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0210613B2 (enrdf_load_stackoverflow
Inventor
Kiyohisa Wakabayashi
若林　清久
Hiroshi Yasukawa
博 安川
Ryoji Kijima
木島　良二
Yasuo Ito
泰雄 伊藤
Shigeyuki Umigami
重之 海上
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.)
Fujitsu Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
NEC Corp
Nippon Telegraph and Telephone 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 Fujitsu Ltd, NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Priority to JP12324684A priority Critical patent/JPS613533A/ja
Publication of JPS613533A publication Critical patent/JPS613533A/ja
Publication of JPH0210613B2 publication Critical patent/JPH0210613B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP12324684A 1984-06-15 1984-06-15 ２線式双方向自動利得制御装置 Granted JPS613533A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12324684A JPS613533A (ja) 1984-06-15 1984-06-15 ２線式双方向自動利得制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12324684A JPS613533A (ja) 1984-06-15 1984-06-15 ２線式双方向自動利得制御装置

Publications (2)

Publication Number Publication Date
JPS613533A true JPS613533A (ja) 1986-01-09
JPH0210613B2 JPH0210613B2 (enrdf_load_stackoverflow) 1990-03-08

Family

ID=14855822

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12324684A Granted JPS613533A (ja) 1984-06-15 1984-06-15 ２線式双方向自動利得制御装置

Country Status (1)

Country Link
JP (1) JPS613533A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4782525A (en) * 1985-11-25 1988-11-01 Northern Telecom Limited Echo cancellation in two-wire transmission path repeaters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4782525A (en) * 1985-11-25 1988-11-01 Northern Telecom Limited Echo cancellation in two-wire transmission path repeaters

Also Published As

Publication number Publication date
JPH0210613B2 (enrdf_load_stackoverflow) 1990-03-08

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