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GB2288301B - Methods and apparatus for call handover between different mobile radio networks - Google Patents

Methods and apparatus for call handover between different mobile radio networks

Info

Publication number
GB2288301B
GB2288301B GB9406697A GB9406697A GB2288301B GB 2288301 B GB2288301 B GB 2288301B GB 9406697 A GB9406697 A GB 9406697A GB 9406697 A GB9406697 A GB 9406697A GB 2288301 B GB2288301 B GB 2288301B
Authority
GB
United Kingdom
Prior art keywords
methods
mobile radio
different mobile
radio networks
call handover
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
GB9406697A
Other versions
GB9406697D0 (en
GB2288301A (en
Inventor
Nicholas William Whinnett
William Neil Robinson
Jonathan Alastair Gibbs
Den Heuvel Anthony Patrick Van
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Priority claimed from GB9807283A external-priority patent/GB2321165A/en
Priority to GB9406697A priority Critical patent/GB2288301B/en
Priority to GB9807283A priority patent/GB2321165A/en
Publication of GB9406697D0 publication Critical patent/GB9406697D0/en
Priority to DE69533182T priority patent/DE69533182T2/en
Priority to EP95103831A priority patent/EP0676907B1/en
Priority to AT95103831T priority patent/ATE270025T1/en
Publication of GB2288301A publication Critical patent/GB2288301A/en
Publication of GB2288301B publication Critical patent/GB2288301B/en
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
GB9406697A 1994-04-05 1994-04-05 Methods and apparatus for call handover between different mobile radio networks Expired - Fee Related GB2288301B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB9406697A GB2288301B (en) 1994-04-05 1994-04-05 Methods and apparatus for call handover between different mobile radio networks
GB9807283A GB2321165A (en) 1994-04-05 1994-04-05 Methods and apparatus for call handover between different mobile radio networks
AT95103831T ATE270025T1 (en) 1994-04-05 1995-03-16 METHOD AND DEVICE FOR CALL TRANSFER BETWEEN DIFFERENT MOBILE RADIO NETWORKS
EP95103831A EP0676907B1 (en) 1994-04-05 1995-03-16 Method and apparatus for call handover between different mobile radio networks
DE69533182T DE69533182T2 (en) 1994-04-05 1995-03-16 Method and device for transferring calls between different mobile radio networks

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9406697A GB2288301B (en) 1994-04-05 1994-04-05 Methods and apparatus for call handover between different mobile radio networks
GB9807283A GB2321165A (en) 1994-04-05 1994-04-05 Methods and apparatus for call handover between different mobile radio networks

Publications (3)

Publication Number Publication Date
GB9406697D0 GB9406697D0 (en) 1994-05-25
GB2288301A GB2288301A (en) 1995-10-11
GB2288301B true GB2288301B (en) 1998-11-04

Family

ID=26304634

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9406697A Expired - Fee Related GB2288301B (en) 1994-04-05 1994-04-05 Methods and apparatus for call handover between different mobile radio networks

Country Status (1)

Country Link
GB (1) GB2288301B (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5764730A (en) * 1994-10-05 1998-06-09 Motorola Radiotelephone having a plurality of subscriber identities and method for operating the same
EP1841270A2 (en) * 1997-04-24 2007-10-03 Ntt Mobile Communications Network Inc. Method and system for mobile communications
GB2342008A (en) * 1998-07-28 2000-03-29 Nokia Telecommunications Oy Inter-network call handover
EP1024676A1 (en) * 1999-01-31 2000-08-02 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Communication system, methods of managing a communication system and mobile user equipment
GB0017430D0 (en) * 2000-07-14 2000-08-30 Ip Access Ltd Cellular radio telecommunication systems
DE10042961A1 (en) * 2000-08-31 2002-03-14 Siemens Ag Method and technical device for maintaining a radio connection
US7039027B2 (en) * 2000-12-28 2006-05-02 Symbol Technologies, Inc. Automatic and seamless vertical roaming between wireless local area network (WLAN) and wireless wide area network (WWAN) while maintaining an active voice or streaming data connection: systems, methods and program products
US6766171B2 (en) 2002-06-26 2004-07-20 Motorola, Inc. Method and apparatus for implementing bi-directional soft handovers between wireless networks without carrier control
US6889045B2 (en) * 2002-06-26 2005-05-03 Motorola, Inc. Method and apparatus for implementing bi-directional soft handovers between wireless networks via media gateway control
JP4373655B2 (en) 2002-09-19 2009-11-25 株式会社エヌ・ティ・ティ・ドコモ Packet communication terminal, packet communication system, and packet communication method
US7187923B2 (en) 2003-11-20 2007-03-06 Research In Motion Limited Seamless call switching in a dual mode environment
US7366513B2 (en) 2003-12-02 2008-04-29 Motorola, Inc. Method and apparatus for routing on hold calls
US8526950B2 (en) 2003-12-30 2013-09-03 Nokia Corporation Determining handover based on state of mobile terminal
DE602004011893T2 (en) * 2004-02-27 2009-04-23 Research In Motion Ltd., Waterloo Method and system for improving a level 3 handoff
US7596119B2 (en) 2004-02-27 2009-09-29 Research In Motion Limited Method and system for wireless channel selection by a mobile device
US10009814B1 (en) 2004-09-03 2018-06-26 Sprint Spectrum L.P. Multi-mode mobile station and method of changing its network connectivity using a network acknowledgement
DE102004043612A1 (en) * 2004-09-07 2006-04-20 Swyx Solutions Gmbh Wireless data-transmission method for a mobile radiotelephone network (MRN) uses a mobile terminal to participate in a first wide-coverage MRN and in a second local narrower-coverage network
KR20060098630A (en) * 2005-03-03 2006-09-19 삼성전자주식회사 How to Choose a Network Between Heterogeneous Wireless Access Networks
CA2625957C (en) 2005-09-23 2013-02-12 Research In Motion Limited Conferencing pstn gateway methods and apparatus to facilitate heterogeneous wireless network handovers for mobile communication devices
US7505446B2 (en) 2006-01-18 2009-03-17 Research In Motion Limited Methods and apparatus for use in switching communication operations between a wireless wide area network and a wireless local area network
KR20110066233A (en) 2006-04-28 2011-06-16 리서치 인 모션 리미티드 Method and device for connection movement between BLAN and BAN
US8095175B2 (en) 2006-10-26 2012-01-10 Mcmaster University WLAN-to-WWAN handover methods and apparatus using a WLAN support node having a WWAN interface
FR2911468A1 (en) * 2007-01-15 2008-07-18 France Telecom Telephonic communication i.e. voice call, continuity ensuring method for e.g. mobile telephone, involves authorizing connection of communication to permit voice call continuity during fields' communication when preset condition is respected
US8718255B2 (en) 2007-10-10 2014-05-06 Blackberry Limited Method and system for device switching through a server
US8447303B2 (en) 2008-02-07 2013-05-21 Research In Motion Limited Method and system for automatic seamless mobility
US8538422B1 (en) 2009-04-14 2013-09-17 Sprint Communications Company L.P. Reallocation of resources for dual-mode wireless devices

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833701A (en) * 1988-01-27 1989-05-23 Motorola, Inc. Trunked communication system with nationwide roaming capability
EP0344989A2 (en) * 1988-05-30 1989-12-06 Kabushiki Kaisha Toshiba Radio telecommunication apparatus
US5063591A (en) * 1990-10-26 1991-11-05 Telefonaktiebolaget L M Ericsson Toll ticketing record generation for billing of intersystem handoff calls in a mobile telephone system
GB2271040A (en) * 1992-02-06 1994-03-30 Motorola Inc Call routing for a radiotelephone in multiple radiotelephone systems
EP0605120A1 (en) * 1992-12-31 1994-07-06 AT&T Corp. System for completing calls to roaming cellular telephone subscribers

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833701A (en) * 1988-01-27 1989-05-23 Motorola, Inc. Trunked communication system with nationwide roaming capability
EP0344989A2 (en) * 1988-05-30 1989-12-06 Kabushiki Kaisha Toshiba Radio telecommunication apparatus
US5063591A (en) * 1990-10-26 1991-11-05 Telefonaktiebolaget L M Ericsson Toll ticketing record generation for billing of intersystem handoff calls in a mobile telephone system
GB2271040A (en) * 1992-02-06 1994-03-30 Motorola Inc Call routing for a radiotelephone in multiple radiotelephone systems
EP0605120A1 (en) * 1992-12-31 1994-07-06 AT&T Corp. System for completing calls to roaming cellular telephone subscribers

Also Published As

Publication number Publication date
GB9406697D0 (en) 1994-05-25
GB2288301A (en) 1995-10-11

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Legal Events

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

Effective date: 20080405