JPS5431212A - Monitor circuit for digital signal transmission line - Google Patents

Monitor circuit for digital signal transmission line

Info

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
Application number
JP9704877A
Other languages
English (en)
Other versions
JPS5746701B2 (ja
Inventor
Yoichi Tan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP9704877A priority Critical patent/JPS5431212A/ja
Priority to CA309,233A priority patent/CA1105144A/en
Priority to US05/933,924 priority patent/US4188615A/en
Publication of JPS5431212A publication Critical patent/JPS5431212A/ja
Publication of JPS5746701B2 publication Critical patent/JPS5746701B2/ja
Granted legal-status Critical Current

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)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Dc Digital Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP9704877A 1977-08-15 1977-08-15 Monitor circuit for digital signal transmission line Granted JPS5431212A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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
JPS5746701B2 (ja) 1982-10-05
CA1105144A (en) 1981-07-14
US4188615A (en) 1980-02-12

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