JPS61121044U - - Google Patents
Info
- Publication number
- JPS61121044U JPS61121044U JP1985003898U JP389885U JPS61121044U JP S61121044 U JPS61121044 U JP S61121044U JP 1985003898 U JP1985003898 U JP 1985003898U JP 389885 U JP389885 U JP 389885U JP S61121044 U JPS61121044 U JP S61121044U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- telephone
- calling
- discharging
- 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.)
- Pending
Links
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Mobile Radio Communication Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985003898U JPS61121044U (enExample) | 1985-01-16 | 1985-01-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985003898U JPS61121044U (enExample) | 1985-01-16 | 1985-01-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61121044U true JPS61121044U (enExample) | 1986-07-30 |
Family
ID=30478957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985003898U Pending JPS61121044U (enExample) | 1985-01-16 | 1985-01-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61121044U (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5394707A (en) * | 1977-01-31 | 1978-08-19 | Tamura Electric Works Ltd | Circuit for identifying dial impulse signal and incoming signal of telephone set |
| JPS5676666A (en) * | 1979-11-29 | 1981-06-24 | Nippon Telegr & Teleph Corp <Ntt> | Detection circuit for call-out signal |
-
1985
- 1985-01-16 JP JP1985003898U patent/JPS61121044U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5394707A (en) * | 1977-01-31 | 1978-08-19 | Tamura Electric Works Ltd | Circuit for identifying dial impulse signal and incoming signal of telephone set |
| JPS5676666A (en) * | 1979-11-29 | 1981-06-24 | Nippon Telegr & Teleph Corp <Ntt> | Detection circuit for call-out signal |