GB9208993D0 - Data communication monitoring system - Google Patents

Data communication monitoring system

Info

Publication number
GB9208993D0
GB9208993D0 GB929208993A GB9208993A GB9208993D0 GB 9208993 D0 GB9208993 D0 GB 9208993D0 GB 929208993 A GB929208993 A GB 929208993A GB 9208993 A GB9208993 A GB 9208993A GB 9208993 D0 GB9208993 D0 GB 9208993D0
Authority
GB
United Kingdom
Prior art keywords
monitoring system
data communication
communication monitoring
data
monitoring
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.)
Withdrawn
Application number
GB929208993A
Other versions
GB2266644A (en
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.)
GPT Ltd
Plessey Telecommunications Ltd
Original Assignee
GPT Ltd
Plessey Telecommunications 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 GPT Ltd, Plessey Telecommunications Ltd filed Critical GPT Ltd
Priority to GB9208993A priority Critical patent/GB2266644A/en
Publication of GB9208993D0 publication Critical patent/GB9208993D0/en
Priority to AU40215/93A priority patent/AU4021593A/en
Priority to PCT/GB1993/000855 priority patent/WO1993022852A1/en
Priority to CN 93106116 priority patent/CN1081302A/en
Publication of GB2266644A publication Critical patent/GB2266644A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1611—Synchronous digital hierarchy [SDH] or SONET
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
GB9208993A 1992-04-25 1992-04-25 Overhead transmissions in a data communication system Withdrawn GB2266644A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB9208993A GB2266644A (en) 1992-04-25 1992-04-25 Overhead transmissions in a data communication system
AU40215/93A AU4021593A (en) 1992-04-25 1993-04-23 Transfer of SDH overhead information
PCT/GB1993/000855 WO1993022852A1 (en) 1992-04-25 1993-04-23 Transfer of sdh overhead information
CN 93106116 CN1081302A (en) 1992-04-25 1993-04-24 Data communication monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9208993A GB2266644A (en) 1992-04-25 1992-04-25 Overhead transmissions in a data communication system

Publications (2)

Publication Number Publication Date
GB9208993D0 true GB9208993D0 (en) 1992-06-10
GB2266644A GB2266644A (en) 1993-11-03

Family

ID=10714557

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9208993A Withdrawn GB2266644A (en) 1992-04-25 1992-04-25 Overhead transmissions in a data communication system

Country Status (4)

Country Link
CN (1) CN1081302A (en)
AU (1) AU4021593A (en)
GB (1) GB2266644A (en)
WO (1) WO1993022852A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9405771D0 (en) * 1994-03-23 1994-05-11 Plessey Telecomm Telecommunications system protection scheme
DK176242B1 (en) * 1995-11-24 2007-04-16 Tellabs Denmark As Receiving unit for a data transmission system
US7567587B1 (en) 2003-01-10 2009-07-28 Pmc-Sierra, Inc. Method and architecture for the extraction and/or insertion of SONET or SDH path overhead data streams
CN101162958B (en) * 2006-10-11 2012-04-18 中兴通讯股份有限公司 Method of sampling signal of locating frame head in SDH transmission system
CN1960502B (en) * 2006-10-16 2010-08-18 中兴通讯股份有限公司 Fault-tolerance method in mobile multimedia broadcast system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4156112A (en) * 1977-12-07 1979-05-22 Control Junctions, Inc. Control system using time division multiplexing
US4416009A (en) * 1980-11-14 1983-11-15 Rockwell International Corporation Synchronous coupling of framed data in digital transmission
US4852128A (en) * 1986-07-23 1989-07-25 Optical Communications Corp. Optical communications transmitter and receiver
US5299235A (en) * 1991-09-10 1994-03-29 Telefonaktiebolaget L M Ericsson Time synchronization of a receiver in a digital radio telephone system

Also Published As

Publication number Publication date
AU4021593A (en) 1993-11-29
WO1993022852A1 (en) 1993-11-11
GB2266644A (en) 1993-11-03
CN1081302A (en) 1994-01-26

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)