JPH0638523Y2 - 網制御回路 - Google Patents
網制御回路Info
- Publication number
- JPH0638523Y2 JPH0638523Y2 JP1987101710U JP10171087U JPH0638523Y2 JP H0638523 Y2 JPH0638523 Y2 JP H0638523Y2 JP 1987101710 U JP1987101710 U JP 1987101710U JP 10171087 U JP10171087 U JP 10171087U JP H0638523 Y2 JPH0638523 Y2 JP H0638523Y2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- output
- circuit
- logic
- telephone
- 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
- 238000001514 detection method Methods 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 8
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000001052 transient effect Effects 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
Landscapes
- Facsimile Transmission Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987101710U JPH0638523Y2 (ja) | 1987-07-01 | 1987-07-01 | 網制御回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987101710U JPH0638523Y2 (ja) | 1987-07-01 | 1987-07-01 | 網制御回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS647458U JPS647458U (en, 2012) | 1989-01-17 |
| JPH0638523Y2 true JPH0638523Y2 (ja) | 1994-10-05 |
Family
ID=31330954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987101710U Expired - Lifetime JPH0638523Y2 (ja) | 1987-07-01 | 1987-07-01 | 網制御回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0638523Y2 (en, 2012) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57112196A (en) * | 1980-12-29 | 1982-07-13 | Fujitsu Ltd | Ringing detection circuit |
| JPS58219863A (ja) * | 1982-06-14 | 1983-12-21 | Ricoh Co Ltd | 呼出信号検出装置 |
-
1987
- 1987-07-01 JP JP1987101710U patent/JPH0638523Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS647458U (en, 2012) | 1989-01-17 |
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