GB2318020B - Improvements in or relating to telecommunications exchanges - Google Patents

Improvements in or relating to telecommunications exchanges

Info

Publication number
GB2318020B
GB2318020B GB9620816A GB9620816A GB2318020B GB 2318020 B GB2318020 B GB 2318020B GB 9620816 A GB9620816 A GB 9620816A GB 9620816 A GB9620816 A GB 9620816A GB 2318020 B GB2318020 B GB 2318020B
Authority
GB
United Kingdom
Prior art keywords
relating
telecommunications exchanges
exchanges
telecommunications
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
GB9620816A
Other versions
GB2318020A (en
GB9620816D0 (en
Inventor
Brian Scally
Chris Philips
Ian Bernard Stewart
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research 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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to GB9620816A priority Critical patent/GB2318020B/en
Publication of GB9620816D0 publication Critical patent/GB9620816D0/en
Publication of GB2318020A publication Critical patent/GB2318020A/en
Application granted granted Critical
Publication of GB2318020B publication Critical patent/GB2318020B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • 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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/42314—Systems providing special services or facilities to subscribers in private branch exchanges
    • H04M3/42323—PBX's with CTI arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
GB9620816A 1996-10-05 1996-10-05 Improvements in or relating to telecommunications exchanges Expired - Fee Related GB2318020B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9620816A GB2318020B (en) 1996-10-05 1996-10-05 Improvements in or relating to telecommunications exchanges

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9620816A GB2318020B (en) 1996-10-05 1996-10-05 Improvements in or relating to telecommunications exchanges

Publications (3)

Publication Number Publication Date
GB9620816D0 GB9620816D0 (en) 1996-11-20
GB2318020A GB2318020A (en) 1998-04-08
GB2318020B true GB2318020B (en) 2001-01-17

Family

ID=10801011

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9620816A Expired - Fee Related GB2318020B (en) 1996-10-05 1996-10-05 Improvements in or relating to telecommunications exchanges

Country Status (1)

Country Link
GB (1) GB2318020B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0641139A2 (en) * 1993-07-13 1995-03-01 Hewlett-Packard Company Merging audio and telephone data for a computer
GB2283152A (en) * 1993-10-19 1995-04-26 Ibm Audio transmission over a computer network
EP0696118A2 (en) * 1994-08-04 1996-02-07 Canon Information Systems, Inc. Sound channel for networks

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0641139A2 (en) * 1993-07-13 1995-03-01 Hewlett-Packard Company Merging audio and telephone data for a computer
GB2283152A (en) * 1993-10-19 1995-04-26 Ibm Audio transmission over a computer network
EP0696118A2 (en) * 1994-08-04 1996-02-07 Canon Information Systems, Inc. Sound channel for networks

Also Published As

Publication number Publication date
GB2318020A (en) 1998-04-08
GB9620816D0 (en) 1996-11-20

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Legal Events

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

Effective date: 20051005