JPH0566784B2 - - Google Patents
Info
- Publication number
- JPH0566784B2 JPH0566784B2 JP4212483A JP4212483A JPH0566784B2 JP H0566784 B2 JPH0566784 B2 JP H0566784B2 JP 4212483 A JP4212483 A JP 4212483A JP 4212483 A JP4212483 A JP 4212483A JP H0566784 B2 JPH0566784 B2 JP H0566784B2
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- current
- communication
- circuit
- supply
- 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 - Lifetime
Links
- 238000004891 communication Methods 0.000 claims description 22
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000005856 abnormality Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 2
- 238000012544 monitoring process Methods 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 230000020169 heat generation Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/001—Current supply source at the exchanger providing current to substations
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Devices For Supply Of Signal Current (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58042124A JPS59169268A (ja) | 1983-03-16 | 1983-03-16 | 電源障害保護方式 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58042124A JPS59169268A (ja) | 1983-03-16 | 1983-03-16 | 電源障害保護方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59169268A JPS59169268A (ja) | 1984-09-25 |
| JPH0566784B2 true JPH0566784B2 (2) | 1993-09-22 |
Family
ID=12627190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58042124A Granted JPS59169268A (ja) | 1983-03-16 | 1983-03-16 | 電源障害保護方式 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59169268A (2) |
-
1983
- 1983-03-16 JP JP58042124A patent/JPS59169268A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59169268A (ja) | 1984-09-25 |
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