JPS567336B2 - - Google Patents
Info
- Publication number
- JPS567336B2 JPS567336B2 JP11213276A JP11213276A JPS567336B2 JP S567336 B2 JPS567336 B2 JP S567336B2 JP 11213276 A JP11213276 A JP 11213276A JP 11213276 A JP11213276 A JP 11213276A JP S567336 B2 JPS567336 B2 JP S567336B2
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11213276A JPS5337308A (en) | 1976-09-17 | 1976-09-17 | Line monitor system |
| DE2741823A DE2741823C3 (de) | 1976-09-17 | 1977-09-16 | Kanalüberwachungssystem |
| CA286,884A CA1106086A (en) | 1976-09-17 | 1977-09-16 | Channel monitoring system |
| IT27656/77A IT1143689B (it) | 1976-09-17 | 1977-09-16 | Dispositivo di controllo del canale |
| US05/929,601 US4182988A (en) | 1976-09-17 | 1978-07-31 | PCM channel monitoring system for detecting errors using single parity bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11213276A JPS5337308A (en) | 1976-09-17 | 1976-09-17 | Line monitor system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5337308A JPS5337308A (en) | 1978-04-06 |
| JPS567336B2 true JPS567336B2 (nl) | 1981-02-17 |
Family
ID=14578993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11213276A Granted JPS5337308A (en) | 1976-09-17 | 1976-09-17 | Line monitor system |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5337308A (nl) |
| CA (1) | CA1106086A (nl) |
| DE (1) | DE2741823C3 (nl) |
| IT (1) | IT1143689B (nl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2440664A1 (fr) * | 1978-10-31 | 1980-05-30 | Thomson Csf | Dispositif de mesure de la qualite d'une liaison numerique et equipements de transmission comportant un tel dispositif |
| JPS5577260A (en) * | 1978-12-05 | 1980-06-10 | Fujitsu Ltd | Error detection system of digital communication unit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5325443B2 (nl) * | 1972-12-29 | 1978-07-27 |
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1976
- 1976-09-17 JP JP11213276A patent/JPS5337308A/ja active Granted
-
1977
- 1977-09-16 DE DE2741823A patent/DE2741823C3/de not_active Expired
- 1977-09-16 IT IT27656/77A patent/IT1143689B/it active
- 1977-09-16 CA CA286,884A patent/CA1106086A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1106086A (en) | 1981-07-28 |
| DE2741823A1 (de) | 1978-03-30 |
| DE2741823B2 (de) | 1980-07-10 |
| JPS5337308A (en) | 1978-04-06 |
| DE2741823C3 (de) | 1981-06-04 |
| IT1143689B (it) | 1986-10-22 |