JPH0137010B2 - - Google Patents

Info

Publication number
JPH0137010B2
JPH0137010B2 JP3663383A JP3663383A JPH0137010B2 JP H0137010 B2 JPH0137010 B2 JP H0137010B2 JP 3663383 A JP3663383 A JP 3663383A JP 3663383 A JP3663383 A JP 3663383A JP H0137010 B2 JPH0137010 B2 JP H0137010B2
Authority
JP
Japan
Prior art keywords
terminal
transmission line
switch
unit
switching state
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
Application number
JP3663383A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59163922A (ja
Inventor
Koichi Kobayashi
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
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP3663383A priority Critical patent/JPS59163922A/ja
Priority to CA000449018A priority patent/CA1202405A/en
Priority to AU25367/84A priority patent/AU578015B2/en
Publication of JPS59163922A publication Critical patent/JPS59163922A/ja
Publication of JPH0137010B2 publication Critical patent/JPH0137010B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
JP3663383A 1983-03-08 1983-03-08 Ｎ対２伝送路切替スイツチ Granted JPS59163922A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP3663383A JPS59163922A (ja) 1983-03-08 1983-03-08 Ｎ対２伝送路切替スイツチ
CA000449018A CA1202405A (en) 1983-03-08 1984-03-07 Transmission line changeover switch
AU25367/84A AU578015B2 (en) 1983-03-08 1984-03-07 Transmission line changeover switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3663383A JPS59163922A (ja) 1983-03-08 1983-03-08 Ｎ対２伝送路切替スイツチ

Publications (2)

Publication Number Publication Date
JPS59163922A JPS59163922A (ja) 1984-09-17
JPH0137010B2 true JPH0137010B2 (en]) 1989-08-03

Family

ID=12475236

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3663383A Granted JPS59163922A (ja) 1983-03-08 1983-03-08 Ｎ対２伝送路切替スイツチ

Country Status (3)

Country Link
JP (1) JPS59163922A (en])
AU (1) AU578015B2 (en])
CA (1) CA1202405A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2775975B2 (ja) * 1990-03-28 1998-07-16 ソニー株式会社 マトリックススイッチャ装置
CN104183895B (zh) * 2014-08-29 2016-08-17 京信通信系统（中国）有限公司 一种可开关切换的合路器及装置

Also Published As

Publication number Publication date
CA1202405A (en) 1986-03-25
AU578015B2 (en) 1988-10-13
AU2536784A (en) 1984-09-13
JPS59163922A (ja) 1984-09-17

Similar Documents

Publication Publication Date Title
US4970505A (en) Three stage switching apparatus
JPH0137010B2 (en])
JPS6239921A (ja) 回線切換装置
JPS5868812A (ja) スイツチング装置
JPS59212962A (ja) 多要素処理装置
JP2705150B2 (ja) 光ループ型ローカルエリアネットワーク間接続装置
JPS6260773B2 (en])
JPS62256066A (ja) 端末装置
JP2811677B2 (ja) 信号切換回路
JPS63306715A (ja) 入出力切り換え器
JPS6339906Y2 (en])
JPS6127024A (ja) 選択回路
JPH0434618Y2 (en])
JPH0722018Y2 (ja) メンブレンスイツチ
JPH0450534B2 (en])
JPS58145242A (ja) 現用機器と予備用機器から成るシステム
JPS642255B2 (en])
JPS6175462A (ja) 複数モジユ−ル二重系システムの系切替方式
JPS61230528A (ja) 伝送路切替装置
JPS63305630A (ja) 光ル−プ型ロ−カルエリアネットワ−ク間接続装置
JPH0251881A (ja) Ｄｔｅ／ｄｃｅ切換え接続構造
JPH09186632A (ja) 伝送装置及び方法
JPH04273619A (ja) 切替装置
JPH0642680B2 (ja) 光ル−プ型ロ−カルエリアネットワ−ク間の接続装置
JPH0473647B2 (en])