JPS5369510A - Circuit supervisory system - Google Patents

Circuit supervisory system

Info

Publication number
JPS5369510A
JPS5369510A JP14525876A JP14525876A JPS5369510A JP S5369510 A JPS5369510 A JP S5369510A JP 14525876 A JP14525876 A JP 14525876A JP 14525876 A JP14525876 A JP 14525876A JP S5369510 A JPS5369510 A JP S5369510A
Authority
JP
Japan
Prior art keywords
supervisory system
circuit
circuit supervisory
station
supervisory
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.)
Pending
Application number
JP14525876A
Other languages
Japanese (ja)
Inventor
Toshihiko Kuroki
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP14525876A priority Critical patent/JPS5369510A/en
Publication of JPS5369510A publication Critical patent/JPS5369510A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal

Abstract

PURPOSE:To prevent a circuit supervisory function from stopping at the next station after the occurrence of a circuit abnormality by inserting a supervisory signal into a base band at a respeater station.
JP14525876A 1976-12-03 1976-12-03 Circuit supervisory system Pending JPS5369510A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14525876A JPS5369510A (en) 1976-12-03 1976-12-03 Circuit supervisory system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14525876A JPS5369510A (en) 1976-12-03 1976-12-03 Circuit supervisory system

Publications (1)

Publication Number Publication Date
JPS5369510A true JPS5369510A (en) 1978-06-21

Family

ID=15380964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14525876A Pending JPS5369510A (en) 1976-12-03 1976-12-03 Circuit supervisory system

Country Status (1)

Country Link
JP (1) JPS5369510A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07107055A (en) * 1993-10-05 1995-04-21 Nec Corp Fault detection circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07107055A (en) * 1993-10-05 1995-04-21 Nec Corp Fault detection circuit

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