GB2074424B - Signal transmission systems - Google Patents

Signal transmission systems

Info

Publication number
GB2074424B
GB2074424B GB8111601A GB8111601A GB2074424B GB 2074424 B GB2074424 B GB 2074424B GB 8111601 A GB8111601 A GB 8111601A GB 8111601 A GB8111601 A GB 8111601A GB 2074424 B GB2074424 B GB 2074424B
Authority
GB
United Kingdom
Prior art keywords
signal transmission
transmission systems
systems
signal
transmission
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
GB8111601A
Other versions
GB2074424A (en
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB8111601A priority Critical patent/GB2074424B/en
Publication of GB2074424A publication Critical patent/GB2074424A/en
Application granted granted Critical
Publication of GB2074424B publication Critical patent/GB2074424B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/401—Monitoring; Testing of relay systems with selective localization
    • H04B17/406—Monitoring; Testing of relay systems with selective localization using coded addresses

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
GB8111601A 1980-04-21 1981-04-13 Signal transmission systems Expired GB2074424B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8111601A GB2074424B (en) 1980-04-21 1981-04-13 Signal transmission systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8013055 1980-04-21
GB8111601A GB2074424B (en) 1980-04-21 1981-04-13 Signal transmission systems

Publications (2)

Publication Number Publication Date
GB2074424A GB2074424A (en) 1981-10-28
GB2074424B true GB2074424B (en) 1984-02-08

Family

ID=26275259

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8111601A Expired GB2074424B (en) 1980-04-21 1981-04-13 Signal transmission systems

Country Status (1)

Country Link
GB (1) GB2074424B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3320452B2 (en) * 1992-07-15 2002-09-03 沖電気工業株式会社 Monitoring and control method for optical repeaters

Also Published As

Publication number Publication date
GB2074424A (en) 1981-10-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee