EP1652396A4 - Systeme und verfahren zum nahtlosen roaming zwischen drahtlosen netzwerken - Google Patents

Systeme und verfahren zum nahtlosen roaming zwischen drahtlosen netzwerken

Info

Publication number
EP1652396A4
EP1652396A4 EP03818221A EP03818221A EP1652396A4 EP 1652396 A4 EP1652396 A4 EP 1652396A4 EP 03818221 A EP03818221 A EP 03818221A EP 03818221 A EP03818221 A EP 03818221A EP 1652396 A4 EP1652396 A4 EP 1652396A4
Authority
EP
European Patent Office
Prior art keywords
systems
methods
wireless networks
seamless roaming
roaming
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.)
Withdrawn
Application number
EP03818221A
Other languages
English (en)
French (fr)
Other versions
EP1652396A1 (de
Inventor
Biju Nair
Ognjen Redzic
Martin H Singer
Robert F Boxall
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.)
PCTel Inc
Original Assignee
PCTel 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 PCTel Inc filed Critical PCTel Inc
Priority claimed from PCT/US2003/024630 external-priority patent/WO2005018252A1/en
Publication of EP1652396A1 publication Critical patent/EP1652396A1/de
Publication of EP1652396A4 publication Critical patent/EP1652396A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W40/00—Communication routing or communication path finding
    • H04W40/24—Connectivity information management, e.g. connectivity discovery or connectivity update
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/14—Reselecting a network or an air interface
    • H04W36/144—Reselecting a network or an air interface over a different radio air interface technology
    • H04W36/1446—Reselecting a network or an air interface over a different radio air interface technology wherein at least one of the networks is unlicensed
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
EP03818221A 2003-08-06 2003-08-06 Systeme und verfahren zum nahtlosen roaming zwischen drahtlosen netzwerken Withdrawn EP1652396A4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2003/024630 WO2005018252A1 (en) 2002-08-02 2003-08-06 Systems and methods for seamless roaming between wireless networks

Publications (2)

Publication Number Publication Date
EP1652396A1 EP1652396A1 (de) 2006-05-03
EP1652396A4 true EP1652396A4 (de) 2010-12-22

Family

ID=34885492

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03818221A Withdrawn EP1652396A4 (de) 2003-08-06 2003-08-06 Systeme und verfahren zum nahtlosen roaming zwischen drahtlosen netzwerken

Country Status (6)

Country Link
EP (1) EP1652396A4 (de)
JP (1) JP4649547B2 (de)
KR (1) KR100972068B1 (de)
CN (1) CN1802864A (de)
AU (1) AU2003261411A1 (de)
CA (1) CA2527511C (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8553623B2 (en) * 2007-07-20 2013-10-08 Broadcom Corporation Method and system for utilizing standardized interface in a wireless device to discover and use local and remote resources
CN101635660B (zh) * 2008-07-23 2012-02-01 华为终端有限公司 链路切换方法、用户驻地设备及链路切换系统
CN102149153B (zh) * 2010-07-15 2016-08-17 优视科技有限公司 一种用于移动通讯设备终端的网络自动切换方法及装置
CN102651883B (zh) * 2011-02-25 2016-12-28 中兴通讯股份有限公司 检测终端连接丢失的方法及装置
CN104170425B (zh) * 2012-03-14 2018-08-21 海德沃特研究有限责任公司 通过动态选择的接入网进行移动设备激活
CN103780512B (zh) * 2014-01-26 2017-02-15 宇龙计算机通信科技(深圳)有限公司 一种手动选网注册方法及装置
US9794896B2 (en) 2014-08-19 2017-10-17 Xiaomi Inc. Method and device for adjusting state of wireless network
CN104185235B (zh) * 2014-08-19 2016-01-06 小米科技有限责任公司 无线网络调整方法及装置
US9362988B2 (en) * 2014-10-28 2016-06-07 Qualcomm Incorporated WWAN and WLAN cooperative support of multi-SIM devices
US10506616B2 (en) * 2017-08-04 2019-12-10 Charter Communications Operating, Llc Prioritizing preferred networks
US11228957B2 (en) * 2019-09-13 2022-01-18 Microsoft Technology Licensing, Llc Seamless roaming of real time media sessions
US11706682B2 (en) * 2020-12-22 2023-07-18 Google Llc Switchable communication transport for communication between primary devices and vehicle head units

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001035585A1 (en) * 1999-11-12 2001-05-17 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for selective network access
WO2001058190A1 (en) * 2000-02-02 2001-08-09 TELIA AB_(publ) Method for selection of radio network, as well as system and terminal utilizing the method
US20020039892A1 (en) * 2000-10-04 2002-04-04 Bo Lindell System and method for network and service selection in a mobile communication station
US20030100308A1 (en) * 2001-11-27 2003-05-29 Intel Corporation Device and method for intelligent wireless communication selection
WO2003061177A2 (en) * 2002-01-02 2003-07-24 Winphoria Networks, Inc. Method, system and apparatus for providing wwan services to a mobile station serviced by a wlan

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000196496A (ja) * 1998-12-30 2000-07-14 Murata Mfg Co Ltd 高周波スイッチ
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
WO2003015444A1 (fr) * 2001-08-06 2003-02-20 Yuugenkaisha Tachikairokenkyuukai Terminal de radiocommunication, serveur relais, systeme et procede de radiocommunication et programme de commande
US7225260B2 (en) * 2001-09-28 2007-05-29 Symbol Technologies, Inc. Software method for maintaining connectivity between applications during communications by mobile computer terminals operable in wireless networks
US6744753B2 (en) * 2001-11-01 2004-06-01 Nokia Corporation Local service handover
US7329440B2 (en) * 2004-11-09 2008-02-12 Semiconductor Energy Laboratory Co., Ltd. Liquid crystal composition and liquid crystal electro-optical device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001035585A1 (en) * 1999-11-12 2001-05-17 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for selective network access
WO2001058190A1 (en) * 2000-02-02 2001-08-09 TELIA AB_(publ) Method for selection of radio network, as well as system and terminal utilizing the method
US20020039892A1 (en) * 2000-10-04 2002-04-04 Bo Lindell System and method for network and service selection in a mobile communication station
US20030100308A1 (en) * 2001-11-27 2003-05-29 Intel Corporation Device and method for intelligent wireless communication selection
WO2003061177A2 (en) * 2002-01-02 2003-07-24 Winphoria Networks, Inc. Method, system and apparatus for providing wwan services to a mobile station serviced by a wlan

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005018252A1 *

Also Published As

Publication number Publication date
KR20060103422A (ko) 2006-09-29
JP4649547B2 (ja) 2011-03-09
CA2527511C (en) 2013-05-14
CN1802864A (zh) 2006-07-12
JP2007521682A (ja) 2007-08-02
KR100972068B1 (ko) 2010-07-22
AU2003261411A1 (en) 2005-03-07
CA2527511A1 (en) 2005-02-24
EP1652396A1 (de) 2006-05-03

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