JPS53138626A - Timing transmission system - Google Patents

Timing transmission system

Info

Publication number
JPS53138626A
JPS53138626A JP5355377A JP5355377A JPS53138626A JP S53138626 A JPS53138626 A JP S53138626A JP 5355377 A JP5355377 A JP 5355377A JP 5355377 A JP5355377 A JP 5355377A JP S53138626 A JPS53138626 A JP S53138626A
Authority
JP
Japan
Prior art keywords
transmission system
timing transmission
timing
clock signal
transmission
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
JP5355377A
Other languages
Japanese (ja)
Other versions
JPS5941339B2 (en
Inventor
Kazuhiro Hiraide
Yoji Fukinuki
Yasuo Ito
Koji Mizushima
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
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
NEC Corp
Nippon Telegraph and Telephone 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 Fujitsu Ltd, NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Priority to JP52053553A priority Critical patent/JPS5941339B2/en
Publication of JPS53138626A publication Critical patent/JPS53138626A/en
Publication of JPS5941339B2 publication Critical patent/JPS5941339B2/en
Expired 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
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/06—Speed or phase control by synchronisation signals the synchronisation signals differing from the information signals in amplitude, polarity or frequency or length

Landscapes

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

Abstract

PURPOSE:To secure the transmission of the special state information of the clock signal and the frame synchronous signal through a piece of the transmission line for the timing transmission system between the intra-office units and others, by lacking the pulse in an optional number for the clock signal corresponding to the special timing.
JP52053553A 1977-05-10 1977-05-10 Timing transmission method Expired JPS5941339B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52053553A JPS5941339B2 (en) 1977-05-10 1977-05-10 Timing transmission method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52053553A JPS5941339B2 (en) 1977-05-10 1977-05-10 Timing transmission method

Publications (2)

Publication Number Publication Date
JPS53138626A true JPS53138626A (en) 1978-12-04
JPS5941339B2 JPS5941339B2 (en) 1984-10-06

Family

ID=12945980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52053553A Expired JPS5941339B2 (en) 1977-05-10 1977-05-10 Timing transmission method

Country Status (1)

Country Link
JP (1) JPS5941339B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107672A (en) * 1982-12-13 1984-06-21 Nec Corp Transmitter of auxiliary signal

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50139608A (en) * 1974-04-23 1975-11-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50139608A (en) * 1974-04-23 1975-11-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107672A (en) * 1982-12-13 1984-06-21 Nec Corp Transmitter of auxiliary signal
JPS6333820B2 (en) * 1982-12-13 1988-07-07 Nippon Electric Co

Also Published As

Publication number Publication date
JPS5941339B2 (en) 1984-10-06

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