JPH03107845U - - Google Patents

Info

Publication number
JPH03107845U
JPH03107845U JP1990016139U JP1613990U JPH03107845U JP H03107845 U JPH03107845 U JP H03107845U JP 1990016139 U JP1990016139 U JP 1990016139U JP 1613990 U JP1613990 U JP 1613990U JP H03107845 U JPH03107845 U JP H03107845U
Authority
JP
Japan
Prior art keywords
signal
optical
terminal device
station
transmitted
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
JP1990016139U
Other languages
English (en)
Japanese (ja)
Other versions
JP2533798Y2 (ja
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 filed Critical
Priority to JP1990016139U priority Critical patent/JP2533798Y2/ja
Publication of JPH03107845U publication Critical patent/JPH03107845U/ja
Application granted granted Critical
Publication of JP2533798Y2 publication Critical patent/JP2533798Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Small-Scale Networks (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Optical Communication System (AREA)
JP1990016139U 1990-02-22 1990-02-22 障害監視システム Expired - Lifetime JP2533798Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990016139U JP2533798Y2 (ja) 1990-02-22 1990-02-22 障害監視システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990016139U JP2533798Y2 (ja) 1990-02-22 1990-02-22 障害監視システム

Publications (2)

Publication Number Publication Date
JPH03107845U true JPH03107845U (enrdf_load_stackoverflow) 1991-11-06
JP2533798Y2 JP2533798Y2 (ja) 1997-04-23

Family

ID=31519422

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990016139U Expired - Lifetime JP2533798Y2 (ja) 1990-02-22 1990-02-22 障害監視システム

Country Status (1)

Country Link
JP (1) JP2533798Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JP2533798Y2 (ja) 1997-04-23

Similar Documents

Publication Publication Date Title
CA2216033A1 (en) Satellite communication network system
JPH03107845U (enrdf_load_stackoverflow)
CN1006435B (zh) 接口组件
JP2636326B2 (ja) 通信網監視システム
JPS6248152A (ja) 遠隔制御監視装置
JPS5810944A (ja) テレツクス通信方式
JPH06105904B2 (ja) 局所ネットワーク間通信方法
JP2953491B2 (ja) 専用線監視制御システム
JPS63125442U (enrdf_load_stackoverflow)
JP2733068B2 (ja) 自火報システム
JP2624012B2 (ja) ディジタル交換装置
JPH0744732B2 (ja) 警報監視システム
JPS6068745A (ja) デイジタルデ−タ伝送路交換方式
JPS63173943U (enrdf_load_stackoverflow)
JPS6266444U (enrdf_load_stackoverflow)
JPS6116644A (ja) 伝送装置
JPH02219325A (ja) 有線式データ収集システム
JPS6221475B2 (enrdf_load_stackoverflow)
JPH02134040A (ja) 多重伝送システム
JPH0561790A (ja) 警報収集装置
JPS6185977U (enrdf_load_stackoverflow)
JPH0290560U (enrdf_load_stackoverflow)
JPH0446496B2 (enrdf_load_stackoverflow)
JPS62182005U (enrdf_load_stackoverflow)
JPH0656983B2 (ja) 接点情報収集方式