JPH0376712B2 - - Google Patents
Info
- Publication number
- JPH0376712B2 JPH0376712B2 JP58137486A JP13748683A JPH0376712B2 JP H0376712 B2 JPH0376712 B2 JP H0376712B2 JP 58137486 A JP58137486 A JP 58137486A JP 13748683 A JP13748683 A JP 13748683A JP H0376712 B2 JPH0376712 B2 JP H0376712B2
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- capacitor
- emitting element
- capacitors
- resistor
- 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
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58137486A JPS6029677A (ja) | 1983-07-29 | 1983-07-29 | 誘導線監視装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58137486A JPS6029677A (ja) | 1983-07-29 | 1983-07-29 | 誘導線監視装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6029677A JPS6029677A (ja) | 1985-02-15 |
JPH0376712B2 true JPH0376712B2 (en]) | 1991-12-06 |
Family
ID=15199761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58137486A Granted JPS6029677A (ja) | 1983-07-29 | 1983-07-29 | 誘導線監視装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6029677A (en]) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63200625A (ja) * | 1987-02-16 | 1988-08-18 | Toyo Commun Equip Co Ltd | ル−プ線路の監視方法 |
JP2003110893A (ja) * | 2001-09-27 | 2003-04-11 | Hitachi Kokusai Electric Inc | 通信方法及び電源供給方法並びにそれを用いたテレビジョンカメラ装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5834643A (ja) * | 1981-08-25 | 1983-03-01 | Mitsubishi Electric Corp | 通信線路監視方式 |
-
1983
- 1983-07-29 JP JP58137486A patent/JPS6029677A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6029677A (ja) | 1985-02-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPH0376712B2 (en]) | ||
EP0623943B1 (en) | Relay terminal array with malfunction detection and transmission functions | |
JP3389001B2 (ja) | 接地検出装置 | |
JP3339605B2 (ja) | 接地線断線検出装置及び接地線断線検出装置を有する電気・電子機器 | |
JPS58501610A (ja) | 通信ラインのための検出回路 | |
KR910006288B1 (ko) | 원격제어 스위칭 시스템 | |
JP3396792B2 (ja) | フェイルセーフ論理回路,フェイルセーフn入力アンドゲート回路およびフェイルセーフ自己保持回路 | |
JP2635741B2 (ja) | 伝送回路 | |
CN106250344A (zh) | 一种异步串行通讯电路及通讯方法 | |
JPS62169552A (ja) | 通信制御装置 | |
KR810002109B1 (ko) | 통신 접속부 회로 | |
JPS6024756A (ja) | 電話回線切断検出回路 | |
SU1185256A1 (ru) | Преобразователь посто нного напр жени | |
JPH0341842A (ja) | 伝送システム | |
JPS5834643A (ja) | 通信線路監視方式 | |
SU1057978A2 (ru) | Приемопередающее устройство системы телеуправлени и телесигнализации | |
JPH0548136Y2 (en]) | ||
JPH0241742Y2 (en]) | ||
SU1397853A1 (ru) | Устройство дл контрол обрывов и коротких замыканий цепей с электрической нагрузкой | |
JPH0241239B2 (en]) | ||
JPS5829099A (ja) | 遠方監視装置 | |
JPH03143121A (ja) | 伝送システムのバスオープン検出方法 | |
JPS61198086A (ja) | 光電スイツチ | |
JPS608668B2 (ja) | デ−タ伝送回路 | |
JPH03143036A (ja) | 伝送システムのバスオープン・ショート検出方法 |