JPS57162531A - Electric communication system - Google Patents

Electric communication system

Info

Publication number
JPS57162531A
JPS57162531A JP56046527A JP4652781A JPS57162531A JP S57162531 A JPS57162531 A JP S57162531A JP 56046527 A JP56046527 A JP 56046527A JP 4652781 A JP4652781 A JP 4652781A JP S57162531 A JPS57162531 A JP S57162531A
Authority
JP
Japan
Prior art keywords
information
transmitted
transmitter
master station
fault
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
JP56046527A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6239854B2 (enrdf_load_stackoverflow
Inventor
Yoshihisa Matsuura
Masao Fukuda
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.)
Anritsu Corp
Original Assignee
Anritsu Corp
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 Anritsu Corp filed Critical Anritsu Corp
Priority to JP56046527A priority Critical patent/JPS57162531A/ja
Publication of JPS57162531A publication Critical patent/JPS57162531A/ja
Publication of JPS6239854B2 publication Critical patent/JPS6239854B2/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
    • H04B1/745—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 using by-passing or self-healing methods

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)
  • Small-Scale Networks (AREA)
JP56046527A 1981-03-31 1981-03-31 Electric communication system Granted JPS57162531A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56046527A JPS57162531A (en) 1981-03-31 1981-03-31 Electric communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56046527A JPS57162531A (en) 1981-03-31 1981-03-31 Electric communication system

Publications (2)

Publication Number Publication Date
JPS57162531A true JPS57162531A (en) 1982-10-06
JPS6239854B2 JPS6239854B2 (enrdf_load_stackoverflow) 1987-08-25

Family

ID=12749748

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56046527A Granted JPS57162531A (en) 1981-03-31 1981-03-31 Electric communication system

Country Status (1)

Country Link
JP (1) JPS57162531A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6143036A (ja) * 1984-08-07 1986-03-01 Toshiba Corp 遠方監視制御装置
JPS62116038A (ja) * 1985-11-15 1987-05-27 Toshiba Corp 遠方監視制御装置
JPH02172346A (ja) * 1988-12-26 1990-07-03 Daido Signal Co Ltd ループ式並列２重系伝送方式

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6143036A (ja) * 1984-08-07 1986-03-01 Toshiba Corp 遠方監視制御装置
JPS62116038A (ja) * 1985-11-15 1987-05-27 Toshiba Corp 遠方監視制御装置
JPH02172346A (ja) * 1988-12-26 1990-07-03 Daido Signal Co Ltd ループ式並列２重系伝送方式

Also Published As

Publication number Publication date
JPS6239854B2 (enrdf_load_stackoverflow) 1987-08-25

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