JPS4857511A - - Google Patents
Info
- Publication number
- JPS4857511A JPS4857511A JP46091917A JP9191771A JPS4857511A JP S4857511 A JPS4857511 A JP S4857511A JP 46091917 A JP46091917 A JP 46091917A JP 9191771 A JP9191771 A JP 9191771A JP S4857511 A JPS4857511 A JP S4857511A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Landscapes
- Bidirectional Digital Transmission (AREA)
- Dc Digital Transmission (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46091917A JPS5143723B2 (no) | 1971-11-18 | 1971-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46091917A JPS5143723B2 (no) | 1971-11-18 | 1971-11-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4857511A true JPS4857511A (no) | 1973-08-13 |
| JPS5143723B2 JPS5143723B2 (no) | 1976-11-24 |
Family
ID=14039919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP46091917A Expired JPS5143723B2 (no) | 1971-11-18 | 1971-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5143723B2 (no) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50134507A (no) * | 1974-04-13 | 1975-10-24 | ||
| JPS54162906A (en) * | 1978-06-14 | 1979-12-25 | Toyoda Machine Works Ltd | Data transmitter*receiver having checking function |
| JPS59122047A (ja) * | 1982-12-27 | 1984-07-14 | Nec Corp | 通信制御装置の試験診断方式 |
| JPH0583211A (ja) * | 1991-09-24 | 1993-04-02 | Nec Commun Syst Ltd | 通信装置の動作障害検出方式 |
-
1971
- 1971-11-18 JP JP46091917A patent/JPS5143723B2/ja not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50134507A (no) * | 1974-04-13 | 1975-10-24 | ||
| JPS5344286B2 (no) * | 1974-04-13 | 1978-11-28 | ||
| JPS54162906A (en) * | 1978-06-14 | 1979-12-25 | Toyoda Machine Works Ltd | Data transmitter*receiver having checking function |
| JPS59122047A (ja) * | 1982-12-27 | 1984-07-14 | Nec Corp | 通信制御装置の試験診断方式 |
| JPH0583211A (ja) * | 1991-09-24 | 1993-04-02 | Nec Commun Syst Ltd | 通信装置の動作障害検出方式 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5143723B2 (no) | 1976-11-24 |