JPH0552095B2 - - Google Patents

Info

Publication number
JPH0552095B2
JPH0552095B2 JP58036044A JP3604483A JPH0552095B2 JP H0552095 B2 JPH0552095 B2 JP H0552095B2 JP 58036044 A JP58036044 A JP 58036044A JP 3604483 A JP3604483 A JP 3604483A JP H0552095 B2 JPH0552095 B2 JP H0552095B2
Authority
JP
Japan
Prior art keywords
video signal
filter
amplifier
circuit
upstream
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 - Lifetime
Application number
JP58036044A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59161937A (ja
Inventor
Akira Ando
Seiji Ikeda
Yoichi Waratani
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.)
Miharu Communications Co Ltd
Original Assignee
Miharu Communications 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 Miharu Communications Co Ltd filed Critical Miharu Communications Co Ltd
Priority to JP58036044A priority Critical patent/JPS59161937A/ja
Publication of JPS59161937A publication Critical patent/JPS59161937A/ja
Publication of JPH0552095B2 publication Critical patent/JPH0552095B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/36—Repeater circuits
    • H04B3/38—Repeater circuits for signals in two different frequency ranges transmitted in opposite directions over the same transmission path

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP58036044A 1983-03-07 1983-03-07 双方向ｃａｔｖシステムにおける集合雑音抑制方法 Granted JPS59161937A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58036044A JPS59161937A (ja) 1983-03-07 1983-03-07 双方向ｃａｔｖシステムにおける集合雑音抑制方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58036044A JPS59161937A (ja) 1983-03-07 1983-03-07 双方向ｃａｔｖシステムにおける集合雑音抑制方法

Publications (2)

Publication Number Publication Date
JPS59161937A JPS59161937A (ja) 1984-09-12
JPH0552095B2 true JPH0552095B2 (enrdf_load_stackoverflow) 1993-08-04

Family

ID=12458706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58036044A Granted JPS59161937A (ja) 1983-03-07 1983-03-07 双方向ｃａｔｖシステムにおける集合雑音抑制方法

Country Status (1)

Country Link
JP (1) JPS59161937A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63262982A (ja) * 1987-04-20 1988-10-31 Fujitsu Ltd 双方向ｃａｔｖシステム
JPH01236873A (ja) * 1988-03-17 1989-09-21 Erubetsukusu Video Kk 閉回路テレビジョン装置
JPH06276521A (ja) * 1990-12-26 1994-09-30 Nec Corp 上り流合雑音抑圧方式
CA2079284A1 (en) * 1991-12-23 1993-06-24 Lowell G. Atkinson Feeder switch for a bidirectional cable television system
US5557319A (en) * 1994-12-28 1996-09-17 U.S. Philips Corporation Subscriber return system for CATV full service networks
US6094211A (en) * 1996-08-15 2000-07-25 Com21, Inc. TV and data cable system ingress noise blocker

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513549A (ja) * 1974-06-26 1976-01-13 Hitachi Ltd Zatsuonboshisochi

Also Published As

Publication number Publication date
JPS59161937A (ja) 1984-09-12

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