JPH0312515B2 - - Google Patents
Info
- Publication number
- JPH0312515B2 JPH0312515B2 JP14702086A JP14702086A JPH0312515B2 JP H0312515 B2 JPH0312515 B2 JP H0312515B2 JP 14702086 A JP14702086 A JP 14702086A JP 14702086 A JP14702086 A JP 14702086A JP H0312515 B2 JPH0312515 B2 JP H0312515B2
- Authority
- JP
- Japan
- Prior art keywords
- call
- outside line
- loop
- incoming
- photocoupler
- 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
Links
- 238000004891 communication Methods 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 17
- 230000004913 activation Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Interface Circuits In Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14702086A JPS634793A (ja) | 1986-06-25 | 1986-06-25 | 発着信衝突検出方式 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14702086A JPS634793A (ja) | 1986-06-25 | 1986-06-25 | 発着信衝突検出方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS634793A JPS634793A (ja) | 1988-01-09 |
| JPH0312515B2 true JPH0312515B2 (fr) | 1991-02-20 |
Family
ID=15420729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14702086A Granted JPS634793A (ja) | 1986-06-25 | 1986-06-25 | 発着信衝突検出方式 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS634793A (fr) |
-
1986
- 1986-06-25 JP JP14702086A patent/JPS634793A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS634793A (ja) | 1988-01-09 |
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