GB2293731B - Method for the detection of a loss of synchronisation in a digital communication system and terminal for carrying out the method - Google Patents

Method for the detection of a loss of synchronisation in a digital communication system and terminal for carrying out the method

Info

Publication number
GB2293731B
GB2293731B GB9419837A GB9419837A GB2293731B GB 2293731 B GB2293731 B GB 2293731B GB 9419837 A GB9419837 A GB 9419837A GB 9419837 A GB9419837 A GB 9419837A GB 2293731 B GB2293731 B GB 2293731B
Authority
GB
United Kingdom
Prior art keywords
synchronisation
loss
terminal
carrying
detection
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.)
Expired - Fee Related
Application number
GB9419837A
Other versions
GB2293731A (en
GB9419837D0 (en
Inventor
Denis Dumont
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.)
Sagem SA
Original Assignee
Sagem SA
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
Priority to FR9310599A priority Critical patent/FR2709899B1/en
Priority to CH02832/94A priority patent/CH689850A5/en
Priority to NL9401602A priority patent/NL194630C/en
Priority to DE4435215A priority patent/DE4435215B4/en
Application filed by Sagem SA filed Critical Sagem SA
Priority to GB9419837A priority patent/GB2293731B/en
Publication of GB9419837D0 publication Critical patent/GB9419837D0/en
Publication of GB2293731A publication Critical patent/GB2293731A/en
Application granted granted Critical
Publication of GB2293731B publication Critical patent/GB2293731B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L7/10—Arrangements for initial synchronisation
    • 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
    • H04J3/0608—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/14—Monitoring arrangements
    • 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
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
GB9419837A 1993-09-07 1994-10-01 Method for the detection of a loss of synchronisation in a digital communication system and terminal for carrying out the method Expired - Fee Related GB2293731B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9310599A FR2709899B1 (en) 1993-09-07 1993-09-07 Method for detecting a loss of synchronization in a digital communication network and terminal for implementing the method.
CH02832/94A CH689850A5 (en) 1993-09-07 1994-09-16 Synchronisation loss detection for ATM communications network
NL9401602A NL194630C (en) 1993-09-07 1994-09-29 Method for detecting a loss of synchronization in a numerical communication network and a terminal for applying the method.
DE4435215A DE4435215B4 (en) 1993-09-07 1994-09-30 Method for detecting a loss of synchronization in a digital data transmission network and terminal for carrying out the method
GB9419837A GB2293731B (en) 1993-09-07 1994-10-01 Method for the detection of a loss of synchronisation in a digital communication system and terminal for carrying out the method

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR9310599A FR2709899B1 (en) 1993-09-07 1993-09-07 Method for detecting a loss of synchronization in a digital communication network and terminal for implementing the method.
CH02832/94A CH689850A5 (en) 1993-09-07 1994-09-16 Synchronisation loss detection for ATM communications network
NL9401602A NL194630C (en) 1993-09-07 1994-09-29 Method for detecting a loss of synchronization in a numerical communication network and a terminal for applying the method.
DE4435215A DE4435215B4 (en) 1993-09-07 1994-09-30 Method for detecting a loss of synchronization in a digital data transmission network and terminal for carrying out the method
GB9419837A GB2293731B (en) 1993-09-07 1994-10-01 Method for the detection of a loss of synchronisation in a digital communication system and terminal for carrying out the method

Publications (3)

Publication Number Publication Date
GB9419837D0 GB9419837D0 (en) 1994-11-16
GB2293731A GB2293731A (en) 1996-04-03
GB2293731B true GB2293731B (en) 1999-05-05

Family

ID=27509086

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9419837A Expired - Fee Related GB2293731B (en) 1993-09-07 1994-10-01 Method for the detection of a loss of synchronisation in a digital communication system and terminal for carrying out the method

Country Status (5)

Country Link
CH (1) CH689850A5 (en)
DE (1) DE4435215B4 (en)
FR (1) FR2709899B1 (en)
GB (1) GB2293731B (en)
NL (1) NL194630C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6192093B1 (en) * 1999-07-30 2001-02-20 Agilent Technologies Enhanced CIMT coding system and method with automatic word alignment for simplex operation

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2075309A (en) * 1980-04-29 1981-11-11 Sony Corp Processing binary data framing
EP0044780A2 (en) * 1980-07-18 1982-01-27 ETAT FRANCAIS repr. par le Secrétaire d'Etat aux Postes et Télécomm. et à la Télédiffusion (CENT. NAT. D'ETUDES DES TELECOMM.) Digital communication system on a continuous-flow channel
EP0088564A2 (en) * 1982-03-10 1983-09-14 EMI Limited Improvements relating to communication over noisy lines
US4414677A (en) * 1980-11-18 1983-11-08 Sony Corporation Synchronization word extractor
GB2137853A (en) * 1983-04-06 1984-10-10 Ampex System and method for synchronization of rotary head magnetic recording/reproducing devices
US4573171A (en) * 1982-12-27 1986-02-25 Rockwell International Corporation Sync detect circuit
EP0355073A1 (en) * 1988-08-19 1990-02-21 France Telecom Synchronisation method and synchronisation recovery circuits for time-shared communications

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2068687A (en) * 1980-01-09 1981-08-12 Decca Ltd Digital synchronising system
DE3215975C1 (en) * 1982-04-29 1990-12-20 Siemens Ag Multi-channel directional ratio system - combines available channels on transmitting side in digital form in time-multiplexing framework
JPS58200654A (en) * 1982-05-18 1983-11-22 Nec Corp Communication device
US4581737A (en) * 1983-12-12 1986-04-08 At&T Bell Laboratories Bit compression multiplexing
US4930125A (en) * 1989-01-30 1990-05-29 General Datacom, Inc. Multiplexer frame synchronization technique
ATE154483T1 (en) * 1990-04-21 1997-06-15 Sel Alcatel Ag SYNCHRONIZATION METHOD FOR SDH SYSTEMS AND METHOD AND CIRCUIT ARRANGEMENT FOR RECOGNIZING DIFFERENT DATA STRUCTURES

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2075309A (en) * 1980-04-29 1981-11-11 Sony Corp Processing binary data framing
EP0044780A2 (en) * 1980-07-18 1982-01-27 ETAT FRANCAIS repr. par le Secrétaire d'Etat aux Postes et Télécomm. et à la Télédiffusion (CENT. NAT. D'ETUDES DES TELECOMM.) Digital communication system on a continuous-flow channel
US4414677A (en) * 1980-11-18 1983-11-08 Sony Corporation Synchronization word extractor
EP0088564A2 (en) * 1982-03-10 1983-09-14 EMI Limited Improvements relating to communication over noisy lines
US4573171A (en) * 1982-12-27 1986-02-25 Rockwell International Corporation Sync detect circuit
GB2137853A (en) * 1983-04-06 1984-10-10 Ampex System and method for synchronization of rotary head magnetic recording/reproducing devices
EP0355073A1 (en) * 1988-08-19 1990-02-21 France Telecom Synchronisation method and synchronisation recovery circuits for time-shared communications

Also Published As

Publication number Publication date
NL194630B (en) 2002-05-01
CH689850A5 (en) 1999-12-15
GB2293731A (en) 1996-04-03
DE4435215B4 (en) 2007-12-27
NL194630C (en) 2002-09-03
FR2709899B1 (en) 1995-11-10
GB9419837D0 (en) 1994-11-16
DE4435215A1 (en) 1996-04-04
FR2709899A1 (en) 1995-03-17
NL9401602A (en) 1996-05-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20081001