JPS5431212A - Monitor circuit for digital signal transmission line - Google Patents
Monitor circuit for digital signal transmission lineInfo
- Publication number
- JPS5431212A JPS5431212A JP9704877A JP9704877A JPS5431212A JP S5431212 A JPS5431212 A JP S5431212A JP 9704877 A JP9704877 A JP 9704877A JP 9704877 A JP9704877 A JP 9704877A JP S5431212 A JPS5431212 A JP S5431212A
- Authority
- JP
- Japan
- Prior art keywords
- transmission line
- digital signal
- signal transmission
- monitor circuit
- prediction
- 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.)
- Granted
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
- H04L1/24—Testing correct operation
- H04L1/241—Testing correct operation using pseudo-errors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Dc Digital Transmission (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9704877A JPS5431212A (en) | 1977-08-15 | 1977-08-15 | Monitor circuit for digital signal transmission line |
CA309,233A CA1105144A (en) | 1977-08-15 | 1978-08-14 | Bit error detecting circuit for use in a digital signal transmission line |
US05/933,924 US4188615A (en) | 1977-08-15 | 1978-08-15 | Bit error detecting circuit for use in a digital signal transmission line |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9704877A JPS5431212A (en) | 1977-08-15 | 1977-08-15 | Monitor circuit for digital signal transmission line |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5431212A true JPS5431212A (en) | 1979-03-08 |
JPS5746701B2 JPS5746701B2 (ja) | 1982-10-05 |
Family
ID=14181766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9704877A Granted JPS5431212A (en) | 1977-08-15 | 1977-08-15 | Monitor circuit for digital signal transmission line |
Country Status (3)
Country | Link |
---|---|
US (1) | US4188615A (ja) |
JP (1) | JPS5431212A (ja) |
CA (1) | CA1105144A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55158761A (en) * | 1979-05-26 | 1980-12-10 | Fujitsu Ltd | Alarm device for discrimination reproducing circuit |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5732135A (en) * | 1980-08-06 | 1982-02-20 | Sony Corp | Processor for coded signal |
JPS59193658A (ja) * | 1983-04-18 | 1984-11-02 | Nec Corp | 擬似誤り検出回路 |
JPS60212048A (ja) * | 1984-04-06 | 1985-10-24 | Nec Corp | 符号修正型切替方式 |
CA1318030C (en) * | 1988-03-30 | 1993-05-18 | Herman Polich | Expert system for identifying failure points in a digital data processing system |
US5090014A (en) * | 1988-03-30 | 1992-02-18 | Digital Equipment Corporation | Identifying likely failure points in a digital data processing system |
JPH0773255B2 (ja) * | 1989-03-17 | 1995-08-02 | 富士通株式会社 | ビット照合制御方式 |
CA2056679C (en) * | 1991-11-29 | 2002-02-12 | Timothy Joseph Nohara | Automatic monitoring of digital communication channel conditions using eye patterns |
JP3197859B2 (ja) * | 1997-12-03 | 2001-08-13 | ケイディーディーアイ株式会社 | 伝送路切替制御装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL142303B (nl) * | 1970-01-23 | 1974-05-15 | Nederlanden Staat | Detectie-inrichting voor pulsvormige signalen. |
IT1041378B (it) * | 1975-06-10 | 1980-01-10 | Cselt Centro Studi Lab Telecom | Dispositivo per il rilevamento della qualita di trasmissione nei ricevitori di segnali numerici |
-
1977
- 1977-08-15 JP JP9704877A patent/JPS5431212A/ja active Granted
-
1978
- 1978-08-14 CA CA309,233A patent/CA1105144A/en not_active Expired
- 1978-08-15 US US05/933,924 patent/US4188615A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55158761A (en) * | 1979-05-26 | 1980-12-10 | Fujitsu Ltd | Alarm device for discrimination reproducing circuit |
Also Published As
Publication number | Publication date |
---|---|
US4188615A (en) | 1980-02-12 |
CA1105144A (en) | 1981-07-14 |
JPS5746701B2 (ja) | 1982-10-05 |
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