IT1222945B - Circuito di sincronizzazione per apparecchiatura di supporti di trasmissione digitali in duplex - Google Patents

Circuito di sincronizzazione per apparecchiatura di supporti di trasmissione digitali in duplex

Info

Publication number
IT1222945B
IT1222945B IT22334/87A IT2233487A IT1222945B IT 1222945 B IT1222945 B IT 1222945B IT 22334/87 A IT22334/87 A IT 22334/87A IT 2233487 A IT2233487 A IT 2233487A IT 1222945 B IT1222945 B IT 1222945B
Authority
IT
Italy
Prior art keywords
transmission equipment
synchronization circuit
digital transmission
duplex digital
duplex
Prior art date
Application number
IT22334/87A
Other languages
English (en)
Other versions
IT8722334A0 (it
Inventor
Robert E Renner
Kevin W Williams
Original Assignee
Gte Communication Syst
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 Gte Communication Syst filed Critical Gte Communication Syst
Publication of IT8722334A0 publication Critical patent/IT8722334A0/it
Application granted granted Critical
Publication of IT1222945B publication Critical patent/IT1222945B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/06—Time-space-time switching
    • 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
    • H04J3/0605—Special codes used as synchronising signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/14—Monitoring arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
IT22334/87A 1986-11-17 1987-10-20 Circuito di sincronizzazione per apparecchiatura di supporti di trasmissione digitali in duplex IT1222945B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/931,318 US4754454A (en) 1986-11-17 1986-11-17 Synchronization circuitry for duplex digital span equipment

Publications (2)

Publication Number Publication Date
IT8722334A0 IT8722334A0 (it) 1987-10-20
IT1222945B true IT1222945B (it) 1990-09-12

Family

ID=25460589

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22334/87A IT1222945B (it) 1986-11-17 1987-10-20 Circuito di sincronizzazione per apparecchiatura di supporti di trasmissione digitali in duplex

Country Status (4)

Country Link
US (1) US4754454A (it)
BE (1) BE1000190A6 (it)
CA (1) CA1263899A (it)
IT (1) IT1222945B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL136176A (en) * 2000-05-16 2004-02-19 Lightscape Networks Ltd Rearrangement of data streams

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234956A (en) * 1978-10-11 1980-11-18 The General Electric Company Limited Digital relay systems
US4477895A (en) * 1980-05-02 1984-10-16 Harris Corporation Synchronized protection switching arrangement
US4507780A (en) * 1983-06-22 1985-03-26 Gte Automatic Electric Incorporated Digital span frame detection circuit
US4531210A (en) * 1983-06-22 1985-07-23 Gte Automatic Electric Incorporated Digital span reframing circuit
EP0142138B1 (en) * 1983-11-11 1988-10-26 Fujitsu Limited Protection switching system for carrier transmission line
JPS60208134A (ja) * 1984-04-02 1985-10-19 Nec Corp 無線通信方式

Also Published As

Publication number Publication date
US4754454A (en) 1988-06-28
IT8722334A0 (it) 1987-10-20
CA1263899A (en) 1989-12-12
BE1000190A6 (fr) 1988-08-02

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