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GB2300789B - Data network - Google Patents

Data network

Info

Publication number
GB2300789B
GB2300789B GB9509656A GB9509656A GB2300789B GB 2300789 B GB2300789 B GB 2300789B GB 9509656 A GB9509656 A GB 9509656A GB 9509656 A GB9509656 A GB 9509656A GB 2300789 B GB2300789 B GB 2300789B
Authority
GB
United Kingdom
Prior art keywords
data network
network
data
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
GB9509656A
Other versions
GB2300789A (en
GB9509656D0 (en
Inventor
Richard Barnett
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.)
GEN DATACOMM ADV RES
General Datacomm Inc
Original Assignee
GEN DATACOMM ADV RES
General Datacomm Inc
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 GEN DATACOMM ADV RES, General Datacomm Inc filed Critical GEN DATACOMM ADV RES
Priority to GB9509656A priority Critical patent/GB2300789B/en
Publication of GB9509656D0 publication Critical patent/GB9509656D0/en
Publication of GB2300789A publication Critical patent/GB2300789A/en
Application granted granted Critical
Publication of GB2300789B publication Critical patent/GB2300789B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q11/00Selecting arrangements for multiplex systems
    • H04Q11/04Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478Provisions for broadband connections
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/02Details
    • H04J3/06Synchronising arrangements
    • H04J3/0635Clock or time synchronisation in a network
    • H04J3/0638Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0644External master-clock
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J3/00Time-division multiplex systems
    • H04J3/02Details
    • H04J3/06Synchronising arrangements
    • H04J3/0635Clock or time synchronisation in a network
    • H04J3/0638Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658Clock or time synchronisation among packet nodes
    • H04J3/0661Clock or time synchronisation among packet nodes using timestamps
    • H04J3/0664Clock or time synchronisation among packet nodes using timestamps unidirectional timestamps
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/54Store-and-forward switching systems 
    • H04L12/56Packet switching systems
    • H04L12/5601Transfer mode dependent, e.g. ATM
    • H04L2012/5603Access techniques
    • H04L2012/5604Medium of transmission, e.g. fibre, cable, radio
    • H04L2012/5608Satellite
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/54Store-and-forward switching systems 
    • H04L12/56Packet switching systems
    • H04L12/5601Transfer mode dependent, e.g. ATM
    • H04L2012/5638Services, e.g. multimedia, GOS, QOS
    • H04L2012/5646Cell characteristics, e.g. loss, delay, jitter, sequence integrity
    • H04L2012/5649Cell delay or jitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
GB9509656A 1995-05-12 1995-05-12 Data network Expired - Fee Related GB2300789B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9509656A GB2300789B (en) 1995-05-12 1995-05-12 Data network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9509656A GB2300789B (en) 1995-05-12 1995-05-12 Data network

Publications (3)

Publication Number Publication Date
GB9509656D0 GB9509656D0 (en) 1995-07-05
GB2300789A GB2300789A (en) 1996-11-13
GB2300789B true GB2300789B (en) 2000-04-05

Family

ID=10774382

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9509656A Expired - Fee Related GB2300789B (en) 1995-05-12 1995-05-12 Data network

Country Status (1)

Country Link
GB (1) GB2300789B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9603582D0 (en) 1996-02-20 1996-04-17 Hewlett Packard Co Method of accessing service resource items that are for use in a telecommunications system
SE507227C2 (en) * 1996-09-16 1998-04-27 Ericsson Telefon Ab L M Method and device for synchronizing time stamping
US6373834B1 (en) 1997-12-19 2002-04-16 Telefonaktiebolaget Lm Ericsson Synchronization for cellular telecommunications network
CN1214567C (en) 1998-11-24 2005-08-10 尼克桑公司 Apparatus and method for collecting and analyzing communication data
US6512761B1 (en) * 1999-02-02 2003-01-28 3Com Corporation System for adjusting billing for real-time media transmissions based on delay
DE60135550D1 (en) 2000-05-12 2008-10-09 Niksun Inc SECURITY CAMERA FOR A NETWORK
US6577872B1 (en) 2000-08-08 2003-06-10 Telefonaktiebolaget Lm Ericsson (Publ) Base station oscillator regulation independent of transport network clocks in cellular telecommunications network
DE10046240A1 (en) * 2000-09-19 2002-03-28 Deutsche Telekom Ag Method for measuring the unidirectional transmission properties such as packet transmission time and transmission time fluctuations in a telecommunication network
US6678510B2 (en) 2001-02-05 2004-01-13 Nokia Mobile Phones Ltd. Method, apparatus and system for GPS time synchronization using cellular signal bursts
JP4153792B2 (en) * 2001-03-09 2008-09-24 トムソン ライセンシング Jitter prevention in digital communication networks.
US7512158B2 (en) 2001-03-21 2009-03-31 Thomson Licensing Jitter prevention in a digital communication network
DE10128927B4 (en) * 2001-06-15 2013-10-17 Deutsche Telekom Ag Method for determining the time in at least two interacting measuring computers
GB2388264A (en) * 2002-01-10 2003-11-05 Roke Manor Research GPS based networked time synchronised unit
DE10210711A1 (en) * 2002-03-12 2003-11-13 Deutsche Telekom Ag Method for time synchronization of at least two measuring computers cooperating with each other via a telecommunication network, such as internet, intranet or the like
US7570630B1 (en) 2004-08-02 2009-08-04 Sprint Spectrum L.P. Dialed-digit based determination of whether to originate a call as a circuit-switched call or a packet-switched call
US7573914B2 (en) * 2005-05-12 2009-08-11 Agilent Technologies, Inc. Systems and methods for synchronizing time across networks
US8238538B2 (en) 2009-05-28 2012-08-07 Comcast Cable Communications, Llc Stateful home phone service

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995005039A1 (en) * 1993-08-11 1995-02-16 Glenayre Electronics, Inc. Method and apparatus for coordinating clocks in a simulcast network

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995005039A1 (en) * 1993-08-11 1995-02-16 Glenayre Electronics, Inc. Method and apparatus for coordinating clocks in a simulcast network

Also Published As

Publication number Publication date
GB2300789A (en) 1996-11-13
GB9509656D0 (en) 1995-07-05

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20110512