JPS53918A - Failure detection system in repeater - Google Patents
Failure detection system in repeaterInfo
- Publication number
- JPS53918A JPS53918A JP7443676A JP7443676A JPS53918A JP S53918 A JPS53918 A JP S53918A JP 7443676 A JP7443676 A JP 7443676A JP 7443676 A JP7443676 A JP 7443676A JP S53918 A JPS53918 A JP S53918A
- Authority
- JP
- Japan
- Prior art keywords
- repeater
- detection system
- failure detection
- failure
- repeaters
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
- H04B17/407—Monitoring; Testing of relay systems without selective localization
- H04B17/409—Monitoring; Testing of relay systems without selective localization by means of resistance, voltage or current measurement
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Abstract
PURPOSE:To add a circuit capable of reducing the grounding impedance upon failure to each of the relays to measure the potential against the ground so as to enable easy detection of the failure in repeaters.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7443676A JPS53918A (en) | 1976-06-25 | 1976-06-25 | Failure detection system in repeater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7443676A JPS53918A (en) | 1976-06-25 | 1976-06-25 | Failure detection system in repeater |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53918A true JPS53918A (en) | 1978-01-07 |
Family
ID=13547159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7443676A Pending JPS53918A (en) | 1976-06-25 | 1976-06-25 | Failure detection system in repeater |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53918A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0547987U (en) * | 1991-11-29 | 1993-06-25 | 秀工電子株式会社 | Multi-faceted display device |
-
1976
- 1976-06-25 JP JP7443676A patent/JPS53918A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0547987U (en) * | 1991-11-29 | 1993-06-25 | 秀工電子株式会社 | Multi-faceted display device |
JP2508448Y2 (en) * | 1991-11-29 | 1996-08-21 | 秀工電子株式会社 | Multi-faceted display device |
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