GB2335825B - Dual-circuit telephony - Google Patents

Dual-circuit telephony

Info

Publication number
GB2335825B
GB2335825B GB9905575A GB9905575A GB2335825B GB 2335825 B GB2335825 B GB 2335825B GB 9905575 A GB9905575 A GB 9905575A GB 9905575 A GB9905575 A GB 9905575A GB 2335825 B GB2335825 B GB 2335825B
Authority
GB
United Kingdom
Prior art keywords
dual
circuit telephony
telephony
circuit
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
GB9905575A
Other versions
GB9905575D0 (en
GB2335825A (en
Inventor
Richard Mcbride
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.)
3Com Technologies Ltd
Original Assignee
3Com Technologies 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
Priority claimed from GBGB9806595.6A external-priority patent/GB9806595D0/en
Application filed by 3Com Technologies Ltd filed Critical 3Com Technologies Ltd
Priority to GB9905575A priority Critical patent/GB2335825B/en
Publication of GB9905575D0 publication Critical patent/GB9905575D0/en
Publication of GB2335825A publication Critical patent/GB2335825A/en
Application granted granted Critical
Publication of GB2335825B publication Critical patent/GB2335825B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
GB9905575A 1998-03-27 1999-03-12 Dual-circuit telephony Expired - Fee Related GB2335825B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9905575A GB2335825B (en) 1998-03-27 1999-03-12 Dual-circuit telephony

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9806595.6A GB9806595D0 (en) 1998-03-27 1998-03-27 Dual-circuit telephony
GB9905575A GB2335825B (en) 1998-03-27 1999-03-12 Dual-circuit telephony

Publications (3)

Publication Number Publication Date
GB9905575D0 GB9905575D0 (en) 1999-05-05
GB2335825A GB2335825A (en) 1999-09-29
GB2335825B true GB2335825B (en) 2001-07-18

Family

ID=26313374

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9905575A Expired - Fee Related GB2335825B (en) 1998-03-27 1999-03-12 Dual-circuit telephony

Country Status (1)

Country Link
GB (1) GB2335825B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10057981A1 (en) * 2000-11-22 2002-05-23 Alcatel Sa Call signalisation information transfer method for internet protocol network terminal uses special logic transmission channel
US8126968B2 (en) 2000-12-26 2012-02-28 Polycom, Inc. System and method for coordinating a conference using a dedicated server
GB0115996D0 (en) * 2001-06-29 2001-08-22 Nokia Corp Circuit-switched and packet-switched communications
GB2395393B (en) 2002-07-25 2004-10-27 Samsung Electronics Co Ltd Method for performing external call forwarding between internet and telephone network in a web-phone sysyem
DE102005013951A1 (en) * 2004-12-09 2006-10-05 Deutsche Telekom Ag Method and arrangement for setting up a VoIP connection
CN104980982A (en) * 2014-04-01 2015-10-14 中兴通讯股份有限公司 Method and device switching voice service between CS domain and PS domain and mobile terminals

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998005145A1 (en) * 1996-07-25 1998-02-05 Walter Jay Weingarten Telephonic systems for communication over computer networks
GB2334176A (en) * 1998-02-05 1999-08-11 Matsushita Electric Ind Co Ltd Setting-up internet calls using ISDN signalling
EP0946023A1 (en) * 1998-03-17 1999-09-29 Sagem S.A. Real time communication method through an information network such as Internet and system for implementing the method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998005145A1 (en) * 1996-07-25 1998-02-05 Walter Jay Weingarten Telephonic systems for communication over computer networks
GB2334176A (en) * 1998-02-05 1999-08-11 Matsushita Electric Ind Co Ltd Setting-up internet calls using ISDN signalling
EP0946023A1 (en) * 1998-03-17 1999-09-29 Sagem S.A. Real time communication method through an information network such as Internet and system for implementing the method

Also Published As

Publication number Publication date
GB9905575D0 (en) 1999-05-05
GB2335825A (en) 1999-09-29

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Legal Events

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

Effective date: 20070312