JPS51134511A - Frame synchronizing system in digital 2- phase modulation - Google Patents

Frame synchronizing system in digital 2- phase modulation

Info

Publication number
JPS51134511A
JPS51134511A JP5858475A JP5858475A JPS51134511A JP S51134511 A JPS51134511 A JP S51134511A JP 5858475 A JP5858475 A JP 5858475A JP 5858475 A JP5858475 A JP 5858475A JP S51134511 A JPS51134511 A JP S51134511A
Authority
JP
Japan
Prior art keywords
digital
phase modulation
frame synchronizing
synchronizing system
frame
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
JP5858475A
Other languages
Japanese (ja)
Inventor
Kenichiro Kanayama
Kazuo Motoo
Seitaro Miyajima
Yasumasa Watabe
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5858475A priority Critical patent/JPS51134511A/en
Publication of JPS51134511A publication Critical patent/JPS51134511A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0617—Systems characterised by the synchronising information used the synchronising signal being characterised by the frequency or phase

Landscapes

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

Abstract

PURPOSE:Frame synchronization by frame end detection without using any special characters in digital 2-phase modulation.
JP5858475A 1975-05-19 1975-05-19 Frame synchronizing system in digital 2- phase modulation Pending JPS51134511A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5858475A JPS51134511A (en) 1975-05-19 1975-05-19 Frame synchronizing system in digital 2- phase modulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5858475A JPS51134511A (en) 1975-05-19 1975-05-19 Frame synchronizing system in digital 2- phase modulation

Publications (1)

Publication Number Publication Date
JPS51134511A true JPS51134511A (en) 1976-11-22

Family

ID=13088503

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5858475A Pending JPS51134511A (en) 1975-05-19 1975-05-19 Frame synchronizing system in digital 2- phase modulation

Country Status (1)

Country Link
JP (1) JPS51134511A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57116453A (en) * 1981-01-09 1982-07-20 Matsushita Electric Ind Co Ltd Time-division signal transmission system
JPS58105657A (en) * 1981-12-17 1983-06-23 Mitsubishi Electric Corp Pcm signal transferring system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3156893A (en) * 1962-08-17 1964-11-10 Rca Corp Self-referenced digital pm receiving system
JPS49115703A (en) * 1973-03-09 1974-11-05
JPS5187905A (en) * 1975-01-31 1976-07-31 Nippon Electric Co

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3156893A (en) * 1962-08-17 1964-11-10 Rca Corp Self-referenced digital pm receiving system
JPS49115703A (en) * 1973-03-09 1974-11-05
JPS5187905A (en) * 1975-01-31 1976-07-31 Nippon Electric Co

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57116453A (en) * 1981-01-09 1982-07-20 Matsushita Electric Ind Co Ltd Time-division signal transmission system
JPS58105657A (en) * 1981-12-17 1983-06-23 Mitsubishi Electric Corp Pcm signal transferring system

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