JPS5750100B2 - - Google Patents
Info
- Publication number
- JPS5750100B2 JPS5750100B2 JP50025360A JP2536075A JPS5750100B2 JP S5750100 B2 JPS5750100 B2 JP S5750100B2 JP 50025360 A JP50025360 A JP 50025360A JP 2536075 A JP2536075 A JP 2536075A JP S5750100 B2 JPS5750100 B2 JP S5750100B2
- Authority
- JP
- Japan
- 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
Links
Landscapes
- Dc Digital Transmission (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50025360A JPS5750100B2 (en) | 1975-02-28 | 1975-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50025360A JPS5750100B2 (en) | 1975-02-28 | 1975-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5199904A JPS5199904A (en) | 1976-09-03 |
| JPS5750100B2 true JPS5750100B2 (en) | 1982-10-26 |
Family
ID=12163665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50025360A Expired JPS5750100B2 (en) | 1975-02-28 | 1975-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5750100B2 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51140406A (en) * | 1975-05-30 | 1976-12-03 | Tokyo Electric Power Co Inc:The | Light communication monitoring system |
| JPS593051B2 (en) * | 1978-01-09 | 1984-01-21 | ケイディディ株式会社 | Fault monitoring method for optical relay transmission lines |
| JPS593902B2 (en) * | 1978-04-07 | 1984-01-26 | ケイディディ株式会社 | Optical repeater monitoring method |
| JPS54134503A (en) * | 1978-04-11 | 1979-10-19 | Kokusai Denshin Denwa Co Ltd | Light transmission line repeater monitoring system |
| JPS596538B2 (en) | 1979-02-08 | 1984-02-13 | ケイディディ株式会社 | Optical repeater monitoring method |
| JPS55156435A (en) * | 1979-05-24 | 1980-12-05 | Fujitsu Ltd | Fault bracketing system of two-way light transmitter |
| JPS5632844A (en) * | 1979-08-27 | 1981-04-02 | Nippon Telegr & Teleph Corp <Ntt> | Light repeater monitoring system |
-
1975
- 1975-02-28 JP JP50025360A patent/JPS5750100B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5199904A (en) | 1976-09-03 |