JPH0577227B2 - - Google Patents
Info
- Publication number
- JPH0577227B2 JPH0577227B2 JP12092985A JP12092985A JPH0577227B2 JP H0577227 B2 JPH0577227 B2 JP H0577227B2 JP 12092985 A JP12092985 A JP 12092985A JP 12092985 A JP12092985 A JP 12092985A JP H0577227 B2 JPH0577227 B2 JP H0577227B2
- Authority
- JP
- Japan
- Prior art keywords
- relay contact
- telephone
- line
- emergency notification
- dial signal
- 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 8
- 230000002265 prevention Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000007257 malfunction Effects 0.000 claims description 4
- 230000005856 abnormality Effects 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000001052 transient effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12092985A JPS61278261A (ja) | 1985-06-04 | 1985-06-04 | 非常通報装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12092985A JPS61278261A (ja) | 1985-06-04 | 1985-06-04 | 非常通報装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61278261A JPS61278261A (ja) | 1986-12-09 |
| JPH0577227B2 true JPH0577227B2 (sv) | 1993-10-26 |
Family
ID=14798466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12092985A Granted JPS61278261A (ja) | 1985-06-04 | 1985-06-04 | 非常通報装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61278261A (sv) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6417548A (en) * | 1987-07-13 | 1989-01-20 | Secom Co Ltd | Automatic communication equipment |
| JPH0614538Y2 (ja) * | 1987-10-27 | 1994-04-13 | 株式会社田村電機製作所 | 回線切替制御装置 |
| JPH0722302B2 (ja) * | 1989-12-04 | 1995-03-08 | 富士通電装株式会社 | 電話機付き端末装置の擬似リンガ音鳴動防止方式 |
-
1985
- 1985-06-04 JP JP12092985A patent/JPS61278261A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61278261A (ja) | 1986-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5684858A (en) | Data transmission apparatus for use with a security system having a telephone dialer | |
| JPH0577227B2 (sv) | ||
| JPS628061B2 (sv) | ||
| JPH0252468B2 (sv) | ||
| JPS6316940B2 (sv) | ||
| JP3889159B2 (ja) | 発信番号通知サービスモニタ機能付き通信端末 | |
| JPS6039970A (ja) | 極性反転検出回路 | |
| JPS5834695A (ja) | ル−プ信号式両方向トランク | |
| JPH048989B2 (sv) | ||
| JP3112714B2 (ja) | 自動情報送信装置 | |
| JP2524882B2 (ja) | 通信管理装置 | |
| JPH0342790Y2 (sv) | ||
| KR950004415B1 (ko) | 주택내 정보통신 장치 | |
| JPH0122797B2 (sv) | ||
| JPH0450712Y2 (sv) | ||
| JPS6188693A (ja) | 複合ボタン電話装置 | |
| JPS646618Y2 (sv) | ||
| JPH0638521Y2 (ja) | 非常通報装置 | |
| JP2815878B2 (ja) | 家庭用簡易電話交換装置 | |
| JPH0446028B2 (sv) | ||
| JPS6346625B2 (sv) | ||
| JPH0498964A (ja) | 自動通報装置の回線異常検出装置 | |
| JPH0470833B2 (sv) | ||
| JPH02159154A (ja) | 転送電話遠隔制御装置 | |
| JPH0329556A (ja) | 自動通報装置 |