JPS5859637A - 障害点標定方式 - Google Patents
障害点標定方式Info
- Publication number
- JPS5859637A JPS5859637A JP56157315A JP15731581A JPS5859637A JP S5859637 A JPS5859637 A JP S5859637A JP 56157315 A JP56157315 A JP 56157315A JP 15731581 A JP15731581 A JP 15731581A JP S5859637 A JPS5859637 A JP S5859637A
- Authority
- JP
- Japan
- Prior art keywords
- repeater
- relay
- fault
- power supply
- pulse
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910020667 PBr3 Inorganic materials 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001615 p wave Methods 0.000 description 1
- IPNPIHIZVLFAFP-UHFFFAOYSA-N phosphorus tribromide Chemical compound BrP(Br)Br IPNPIHIZVLFAFP-UHFFFAOYSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
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)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56157315A JPS5859637A (ja) | 1981-10-02 | 1981-10-02 | 障害点標定方式 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56157315A JPS5859637A (ja) | 1981-10-02 | 1981-10-02 | 障害点標定方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5859637A true JPS5859637A (ja) | 1983-04-08 |
| JPS6236416B2 JPS6236416B2 (enrdf_load_stackoverflow) | 1987-08-06 |
Family
ID=15646995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56157315A Granted JPS5859637A (ja) | 1981-10-02 | 1981-10-02 | 障害点標定方式 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5859637A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6396626U (enrdf_load_stackoverflow) * | 1986-07-23 | 1988-06-22 | ||
| JPS6355204U (enrdf_load_stackoverflow) * | 1986-09-25 | 1988-04-13 | ||
| JPH01113813U (enrdf_load_stackoverflow) * | 1988-01-27 | 1989-07-31 |
-
1981
- 1981-10-02 JP JP56157315A patent/JPS5859637A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6236416B2 (enrdf_load_stackoverflow) | 1987-08-06 |
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