JPH0129450B2 - - Google Patents

Info

Publication number
JPH0129450B2
JPH0129450B2 JP13829383A JP13829383A JPH0129450B2 JP H0129450 B2 JPH0129450 B2 JP H0129450B2 JP 13829383 A JP13829383 A JP 13829383A JP 13829383 A JP13829383 A JP 13829383A JP H0129450 B2 JPH0129450 B2 JP H0129450B2
Authority
JP
Japan
Prior art keywords
line
monitoring device
relay station
terminal
switching
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
JP13829383A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6030227A (ja
Inventor
Masashi Nakazumi
Takeo Fukushima
Takashi Wakabayashi
Takahiro Furukawa
Tetsuo Murase
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
Original Assignee
Fujitsu 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 filed Critical Fujitsu Ltd
Priority to JP13829383A priority Critical patent/JPS6030227A/ja
Publication of JPS6030227A publication Critical patent/JPS6030227A/ja
Publication of JPH0129450B2 publication Critical patent/JPH0129450B2/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)
  • Selective Calling Equipment (AREA)
JP13829383A 1983-07-28 1983-07-28 監視装置の切り替え方式 Granted JPS6030227A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13829383A JPS6030227A (ja) 1983-07-28 1983-07-28 監視装置の切り替え方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13829383A JPS6030227A (ja) 1983-07-28 1983-07-28 監視装置の切り替え方式

Publications (2)

Publication Number Publication Date
JPS6030227A JPS6030227A (ja) 1985-02-15
JPH0129450B2 true JPH0129450B2 (enExample) 1989-06-12

Family

ID=15218496

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13829383A Granted JPS6030227A (ja) 1983-07-28 1983-07-28 監視装置の切り替え方式

Country Status (1)

Country Link
JP (1) JPS6030227A (enExample)

Also Published As

Publication number Publication date
JPS6030227A (ja) 1985-02-15

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