GB8311274D0 - Data communications systems - Google Patents

Data communications systems

Info

Publication number
GB8311274D0
GB8311274D0 GB838311274A GB8311274A GB8311274D0 GB 8311274 D0 GB8311274 D0 GB 8311274D0 GB 838311274 A GB838311274 A GB 838311274A GB 8311274 A GB8311274 A GB 8311274A GB 8311274 D0 GB8311274 D0 GB 8311274D0
Authority
GB
United Kingdom
Prior art keywords
data communications
communications systems
systems
data
communications
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.)
Granted
Application number
GB838311274A
Other versions
GB2120055A (en
GB2120055B (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.)
Fujitsu Services Ltd
Original Assignee
Fujitsu Services 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 Fujitsu Services Ltd filed Critical Fujitsu Services Ltd
Publication of GB8311274D0 publication Critical patent/GB8311274D0/en
Publication of GB2120055A publication Critical patent/GB2120055A/en
Application granted granted Critical
Publication of GB2120055B publication Critical patent/GB2120055B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/185—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with management of multicast group membership
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H04L12/427—Loop networks with decentralised control
    • H04L12/433—Loop networks with decentralised control with asynchronous transmission, e.g. token ring, register insertion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1863—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast comprising mechanisms for improved reliability, e.g. status reports
    • H04L12/1868—Measures taken after transmission, e.g. acknowledgments
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L2001/0092—Error control systems characterised by the topology of the transmission link
    • H04L2001/0093—Point-to-multipoint

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
GB08311274A 1982-04-28 1983-04-26 Data communication system Expired GB2120055B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8212266 1982-04-28

Publications (3)

Publication Number Publication Date
GB8311274D0 true GB8311274D0 (en) 1983-06-02
GB2120055A GB2120055A (en) 1983-11-23
GB2120055B GB2120055B (en) 1986-01-22

Family

ID=10530024

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08311274A Expired GB2120055B (en) 1982-04-28 1983-04-26 Data communication system

Country Status (1)

Country Link
GB (1) GB2120055B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE832561L (en) * 1983-11-02 1985-05-02 Nat Microelectronics Applic Ct Apparatus for handling data
US4665517A (en) * 1983-12-30 1987-05-12 International Business Machines Corporation Method of coding to minimize delay at a communication node
DE3583177D1 (en) * 1984-05-04 1991-07-18 Siemens Ag METHOD AND CIRCUIT ARRANGEMENT FOR ESTABLISHING CONNECTIONS AND TRANSMITTING MESSAGE SIGNALS BETWEEN PARTICIPANT POINTS OR. LINE CONNECTION GROUPS IN A TELECOMMUNICATION SYSTEM HAVING A CIRCUIT ARRANGEMENT, IN PARTICULAR A DATA SWITCHING SYSTEM.
GB2296167A (en) * 1994-12-16 1996-06-19 Ibm Serialising updates in a data conferencing network

Also Published As

Publication number Publication date
GB2120055A (en) 1983-11-23
GB2120055B (en) 1986-01-22

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Legal Events

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