GB0319186D0 - Digital closed network constructed from a telephone exchange and a key telephone system and signal transmission method of the digital closed network - Google Patents

Digital closed network constructed from a telephone exchange and a key telephone system and signal transmission method of the digital closed network

Info

Publication number
GB0319186D0
GB0319186D0 GB0319186A GB0319186A GB0319186D0 GB 0319186 D0 GB0319186 D0 GB 0319186D0 GB 0319186 A GB0319186 A GB 0319186A GB 0319186 A GB0319186 A GB 0319186A GB 0319186 D0 GB0319186 D0 GB 0319186D0
Authority
GB
United Kingdom
Prior art keywords
closed network
digital closed
signal transmission
transmission method
telephone system
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
GB0319186A
Other versions
GB2392342B (en
GB2392342A (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.)
Transpace Tech Co Ltd
Original Assignee
Transpace Tech Co 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 Transpace Tech Co Ltd filed Critical Transpace Tech Co Ltd
Publication of GB0319186D0 publication Critical patent/GB0319186D0/en
Publication of GB2392342A publication Critical patent/GB2392342A/en
Application granted granted Critical
Publication of GB2392342B publication Critical patent/GB2392342B/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
    • H04L12/00—Data switching networks
    • H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Telephonic Communication Services (AREA)
  • Facsimiles In General (AREA)
GB0319186A 2002-08-19 2003-08-15 Digital closed network constructed from a telephone exchange and a key telephone system and signal transmission method of the digital closed network Expired - Fee Related GB2392342B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW91118642A TWI220616B (en) 2002-08-19 2002-08-19 Digital private network composed of PBX/KTS and signal transmission method thereof

Publications (3)

Publication Number Publication Date
GB0319186D0 true GB0319186D0 (en) 2003-09-17
GB2392342A GB2392342A (en) 2004-02-25
GB2392342B GB2392342B (en) 2004-09-22

Family

ID=28451473

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0319186A Expired - Fee Related GB2392342B (en) 2002-08-19 2003-08-15 Digital closed network constructed from a telephone exchange and a key telephone system and signal transmission method of the digital closed network

Country Status (6)

Country Link
JP (1) JP2004080782A (en)
AU (1) AU2003231690B2 (en)
DE (1) DE10336348A1 (en)
FR (1) FR2843665A1 (en)
GB (1) GB2392342B (en)
TW (1) TWI220616B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US644593A (en) * 1899-09-08 1900-03-06 Menzo Gates Swimming device.
US6681252B1 (en) * 1999-09-27 2004-01-20 3Com Corporation System and method for interconnecting portable information devices through a network based telecommunication system
WO2001059994A1 (en) * 2000-02-08 2001-08-16 Cetacean Networks, Inc. Scheduled internet protocol telephone instrument system
KR20020009002A (en) * 2000-07-22 2002-02-01 송석현 Internet video phone
SE522704C2 (en) * 2000-10-09 2004-03-02 Ericsson Telefon Ab L M Transmission of audio data and non-audio data between a portable ch communication device and an external terminal
US20020071424A1 (en) * 2000-12-12 2002-06-13 Chiu King W. Packet voice telephony apparatus and method
KR100446503B1 (en) * 2002-06-19 2004-09-04 삼성전자주식회사 Compound access point and method for managing voice/data packet using the access point

Also Published As

Publication number Publication date
TWI220616B (en) 2004-08-21
GB2392342B (en) 2004-09-22
DE10336348A1 (en) 2004-07-29
AU2003231690B2 (en) 2005-02-24
FR2843665A1 (en) 2004-02-20
AU2003231690A1 (en) 2004-03-11
GB2392342A (en) 2004-02-25
JP2004080782A (en) 2004-03-11

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