JPS5432217A - Synchronizing prothction system - Google Patents

Synchronizing prothction system

Info

Publication number
JPS5432217A
JPS5432217A JP9820377A JP9820377A JPS5432217A JP S5432217 A JPS5432217 A JP S5432217A JP 9820377 A JP9820377 A JP 9820377A JP 9820377 A JP9820377 A JP 9820377A JP S5432217 A JPS5432217 A JP S5432217A
Authority
JP
Japan
Prior art keywords
prothction
synchronizing
frame synchronizing
demodulating
monitor
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.)
Pending
Application number
JP9820377A
Other languages
Japanese (ja)
Inventor
Takao Moriya
Masao Yamazawa
Tetsuo Soejima
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP9820377A priority Critical patent/JPS5432217A/en
Publication of JPS5432217A publication Critical patent/JPS5432217A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0079—Receiver details
    • H04L7/0083—Receiver details taking measures against momentary loss of synchronisation, e.g. inhibiting the synchronisation, using idle words or using redundant clocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)

Abstract

PURPOSE:To perform the monitor of frame synchronizing condition in high accuracy, by processing the error pulse caused when a given frame synchronizing pattern is not detected in demodulating the digital signal.
JP9820377A 1977-08-18 1977-08-18 Synchronizing prothction system Pending JPS5432217A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9820377A JPS5432217A (en) 1977-08-18 1977-08-18 Synchronizing prothction system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9820377A JPS5432217A (en) 1977-08-18 1977-08-18 Synchronizing prothction system

Publications (1)

Publication Number Publication Date
JPS5432217A true JPS5432217A (en) 1979-03-09

Family

ID=14213431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9820377A Pending JPS5432217A (en) 1977-08-18 1977-08-18 Synchronizing prothction system

Country Status (1)

Country Link
JP (1) JPS5432217A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63123582U (en) * 1987-02-04 1988-08-11

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS506211A (en) * 1973-05-17 1975-01-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS506211A (en) * 1973-05-17 1975-01-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63123582U (en) * 1987-02-04 1988-08-11

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