WO2005029888A1 - Localisation par voie cellulaire de reseaux locaux sans fil - Google Patents

Localisation par voie cellulaire de reseaux locaux sans fil Download PDF

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Publication number
WO2005029888A1
WO2005029888A1 PCT/US2003/026464 US0326464W WO2005029888A1 WO 2005029888 A1 WO2005029888 A1 WO 2005029888A1 US 0326464 W US0326464 W US 0326464W WO 2005029888 A1 WO2005029888 A1 WO 2005029888A1
Authority
WO
WIPO (PCT)
Prior art keywords
wireless
location
wlan
local area
network
Prior art date
Application number
PCT/US2003/026464
Other languages
English (en)
Inventor
Louis Robert Litwin
Original Assignee
Thomson Licensing S.A.
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 Thomson Licensing S.A. filed Critical Thomson Licensing S.A.
Priority to BRPI0318471-4A priority Critical patent/BR0318471A/pt
Priority to KR1020067003540A priority patent/KR101009837B1/ko
Priority to EP03811295A priority patent/EP1656804A4/fr
Priority to JP2005509107A priority patent/JP2007521687A/ja
Priority to PCT/US2003/026464 priority patent/WO2005029888A1/fr
Priority to US10/567,677 priority patent/US20060234725A1/en
Priority to CNA038269538A priority patent/CN1820525A/zh
Priority to AU2003302163A priority patent/AU2003302163A1/en
Publication of WO2005029888A1 publication Critical patent/WO2005029888A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • 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]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • 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

Definitions

  • the present invention generally relates to communication systems and, more particularly, to cellular based locating of a wireless local area network.
  • 2.5 generation (2.5G) and third generation (3G) cellular networks can provide wireless data service, such as wireless Internet service, having data rates up to 2 Mbps.
  • wireless local area networks WLANs
  • IEEE 802.11a, IEEE 802.11 b, and HiperLAN/2 wireless networks can provide data service with rates higher than 10 Mbps.
  • WLAN service is also typically cheaper to implement than cellular service due to the use of unlicensed frequency bands by WLANs. As such, it is desirable to switch from cellular service to WLAN service when a mobile device is within the service area of a WLAN. Switching between cellular service and WLAN service can provide for optimal utilization of the available spectrum, and can reduce the burden on cellular networks during times of peak activity.
  • a common problem for users with WLAN-enabled mobile devices, such as cell phones, PDAs, etc. is how to locate nearby public WLAN hotspots. Thus, there is a need for aiding the user in finding WLAN locations.
  • a method for locating a wireless local area network WLAN includes transmitting a request to a wireless service provider of a wireless network for a location of a wireless local area network (WLAN) and receiving from the wireless service provider the location of the wireless local area network (WLAN).
  • the wireless service provider determines a wireless service area from which the transmitting originated and the wireless service provider obtains the location of the wireless local area network WLAN based on the wireless service area.
  • the wireless network is a cellular telephone network.
  • an apparatus in accordance with another aspect of the invention includes a wireless transceiver for transmitting and receiving communication over a wireless network; and a controller for processing a request over the wireless network for a location of a wireless local area network WLAN and processing receiving over the wireless network the location of the wireless local area network WLAN.
  • the apparatus further includes wireless local area network WLAN baseband circuitry for communicating over a WLAN.
  • the controller processes the request for the location of the wireless local area network WLAN based on a user provided location.
  • FIG. 1 depicts a communication system in accordance with the present invention
  • Figure 2 depicts a high-level block diagram showing one embodiment of a mobile device in accordance with the present invention
  • Figure 3 depicts a flow diagram showing one embodiment of a method for cellular based locating of a WLAN.
  • the present invention is a method and apparatus for cellular based locating of a wireless local area network (WLAN).
  • WLAN wireless local area network
  • the present invention will be described within the context of communications between a mobile device and a wireless network for the purposes of informing the mobile device user of a WLAN location known to a service provider for the wireless network.
  • An exemplary mobile device and wireless network are a cell phone and a cellular network.
  • the present invention can be advantageously employed in any communication device that is capable of communicating with any type of wireless network.
  • the present invention has broad applicability beyond the cellular network communication references mentioned herein.
  • Figure 1 depicts a communication system 100 in accordance with the present invention.
  • the communication system 100 comprises a wireless communication network 102, a plurality of WLAN access points 104 (e.g., WLAN access points 104 ⁇ and 104 2 ), a WLAN location database 112, and a plurality of mobile devices 110 (e.g., mobile devices 110 ⁇ and 110 2 ).
  • the wireless communication network 102 provides service to mobile devices 110 located within a wireless service area 106 (e.g., mobile devices 110 ⁇ and 110 2 ).
  • the wireless communication network 102 can comprise a cellular telephone network providing voice and/or data services to mobile devices 110 within the service area 106.
  • the WLAN access points 104- 1 and 104 2 provide service to mobile devices 110 located within service areas, i.e., hotspots, 108 !
  • the WLAN access points 104 can comprise IEEE 802.11 b WLAN access points providing voice and/or data services to mobile devices 110 within the service areas 108.
  • the location of each of the WLAN access points 104 is stored within the WLAN location database 112.
  • the WLAN location database 112 can store the coordinates (e.g., longitude and latitude) for each of the WLAN access points 104 along with the extent of the service areas 108.
  • the communication system 100 is illustratively shown having non- overlapping service areas 108 corresponding to the WLAN access points 104 that are located with the service area 106. Other arrangements can be used with the present invention, such as overlapping service areas or hotspots 108.
  • WLAN service areas such as 108 ⁇ and 108 2l can be registered with cellular service providers maintaining a database of the hotspots 108 and their physical locations.
  • physical locations of WLAN hotspots are in the form of street addresses, map locations, longitude and latitude, global positioning coordinates, and other location identification formats.
  • the user can select a menu option on the mobile device that transmits a message, via the wireless network 102, to a wireless service provider 102.
  • the service provider for the wireless 102 can obtain a rough estimate of the user's location based on which wireless service area the mobile device 110 is communicating from.
  • the wireless network service area 106 can then be compared to the WLAN location database 112 to find a user-defined listing of WLAN locations and their physical addresses. This list of physical location addresses can then be sent to the mobile device 110.
  • the mobile device user can choose from the list of physical addresses a desired WLAN location 108 and move towards that desired WLAN location in order to communicate with a WLAN base station 104.
  • a WLAN database 112 can contain WLAN locations or service areas outside the wireless service area 106 and provide a mobile device user with their locations as well.
  • Each of the mobile devices 110 is capable of communicating with the service provider of the wireless network 106 for locating a WLAN hotspot or service area.
  • a cell phone user calling out of a particular wireless network cell can transmit a WLAN location request to the cell phone service provider.
  • the cell phone service provider can then compare the cell from which the user is calling against a database of known WLAN locations and transmit back to the cell phone user a listing of the WLAN locations and addresses.
  • the present invention permits a user of a cell phone 110 to move towards a WLAN service area 108 for access to WLAN broadband communication.
  • FIG. 2 depicts a high-level block diagram showing an exemplary embodiment of a mobile device 110 in accordance with the present invention.
  • the mobile device 110 comprises a wireless transceiver 206 coupled to an antenna 202, a controller 210 configured with inventive WLAN location processing 208, wireless baseband circuitry 212, and WLAN baseband circuitry 214.
  • Wireless baseband circuitry 212 processes signals associated with a wireless communication system, such as cellular telephone signals.
  • WLAN baseband circuitry 214 processes signals associated with a WLAN, such as IEEE 802.11b WLAN signals.
  • the WLAN baseband circuitry is not necessary for practicing the inventive cellular based locating of a wireless local area network WLAN and is shown in Figure 2 as an optional function block that would make it convenient for the same mobile device to communicate over both wireless 106 and WLAN 108 service areas.
  • Wireless transceiver 206 transmits and receives radio frequency (RF) signals that are processed by the wireless baseband circuitry 212 or the WLAN baseband circuitry 214 through the controller 210.
  • the mobile device 110 can comprise a cellular telephone having a WLAN plug-in card (e.g., a personal computer memory card internal association (PCMCIA) plug-in card).
  • the mobile device 110 can comprise a personal digital assistant (PDA) or a laptop computer with a WLAN and plug-in card.
  • PDA personal digital assistant
  • the controller 210 can comprise a processor coupled between the wireless baseband circuitry 212, the WLAN baseband circuitry 214, and the wireless transceiver 206.
  • the controller 210 is programmed to perform various control functions in accordance with the present invention. More specifically, the controller 210 is programmed to perform WLAN location processing 208. For example, WLAN location processing of requests to the service provider of the wireless network service area 106 and processing WLAN location related information received from the service provider.
  • WLAN location processing For example, WLAN location processing of requests to the service provider of the wireless network service area 106 and processing WLAN location related information received from the service provider.
  • ASIC application specific integrated circuit
  • FIG. 3 depicts a flow diagram showing an exemplary embodiment of a method 300 for wireless or cellular based locating of a WLAN service area, such as 108.
  • the method 300 can be best understood with simultaneous reference to Figures 1 and 2.
  • the method 300 begins at step 31 when the mobile device 110 is enabled to transmit a request to the wireless service provider for locations of WLAN service areas.
  • a mobile device such as a cell phone is configured with a menu option to locate nearby WLAN service areas.
  • the mobile device can then transmit the request to the service provider.
  • service provider of wireless network can readily determine the wireless service area or cell 106 is communicating from.
  • a service provider such as a cellular service provider, can estimate the mobile device user's location from the cellular network cell the user is calling from.
  • the service provider compares the wireless service area the mobile device 110 is communicating within against WLAN service areas or locations stored in its database 112.
  • the WLAN database can store WLAN locations with a cross reference to their street addresses, map coordinates, global positioning coordinates, or latitude and longitude coordinates.
  • the wireless or cellular provider can then transmit back to the mobile device a message containing a listing of WLAN locations or service areas defined by the user of the mobile device.
  • the mobile device can be configured to search for WLAN locations within a predefined distance from the wireless service area or cell the user is calling from.
  • the user can be provided with a menu option selection in the mobile device 110 for selecting a distance or distance range from his wireless service area containing WLAN service area locations.

Abstract

La présente invention concerne un procédé permettant de localiser un réseau local sans fil WLAN, consistant à émettre (31) une requête à un fournisseur de services sans fil d'un réseau sans fil pour obtenir une localisation du réseau local sans fil (WLAN), et à recevoir (37) de la part du fournisseur de services sans fil la localisation dudit réseau local sans fil (WLAN). Un appareil inclut un émetteur-récepteur sans fil (206) conçu pour émettre et recevoir une communication sur un réseau sans fil, et une unité de commande (210) conçue pour traiter une requête concernant une localisation d'un réseau local sans fil WLAN (104) et pour assurer la réception à partir du réseau sans fil de la localisation du réseau local sans fil WLAN (104).
PCT/US2003/026464 2003-08-22 2003-08-22 Localisation par voie cellulaire de reseaux locaux sans fil WO2005029888A1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BRPI0318471-4A BR0318471A (pt) 2003-08-22 2003-08-22 localização baseada em celular de redes de área local sem fios
KR1020067003540A KR101009837B1 (ko) 2003-08-22 2003-08-22 무선 근거리 통신망의 셀룰러 기반 위치 확인
EP03811295A EP1656804A4 (fr) 2003-08-22 2003-08-22 Localisation par voie cellulaire de reseaux locaux sans fil
JP2005509107A JP2007521687A (ja) 2003-08-22 2003-08-22 無線ローカルエリアネットワークのセルラに基づく位置決定
PCT/US2003/026464 WO2005029888A1 (fr) 2003-08-22 2003-08-22 Localisation par voie cellulaire de reseaux locaux sans fil
US10/567,677 US20060234725A1 (en) 2003-08-22 2003-08-22 Celluar based location of wireless local area networks
CNA038269538A CN1820525A (zh) 2003-08-22 2003-08-22 基于蜂窝的无线局域网的定位
AU2003302163A AU2003302163A1 (en) 2003-08-22 2003-08-22 Celluar based location of wireless local area networks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2003/026464 WO2005029888A1 (fr) 2003-08-22 2003-08-22 Localisation par voie cellulaire de reseaux locaux sans fil

Publications (1)

Publication Number Publication Date
WO2005029888A1 true WO2005029888A1 (fr) 2005-03-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2003/026464 WO2005029888A1 (fr) 2003-08-22 2003-08-22 Localisation par voie cellulaire de reseaux locaux sans fil

Country Status (7)

Country Link
EP (1) EP1656804A4 (fr)
JP (1) JP2007521687A (fr)
KR (1) KR101009837B1 (fr)
CN (1) CN1820525A (fr)
AU (1) AU2003302163A1 (fr)
BR (1) BR0318471A (fr)
WO (1) WO2005029888A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006121265A1 (fr) 2005-05-06 2006-11-16 Samsung Electronics Co., Ltd. Dispositif et procede presentant la disponibilite de reseau local sans fil
WO2010037422A1 (fr) * 2008-10-03 2010-04-08 Nokia Siemens Networks Oy Optimisation d'approvisionnement en informations andsf pour terminaux multi-radio
US10728855B2 (en) 2005-06-30 2020-07-28 Nokia Technologies Oy System coordinated WLAN scanning

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4731373B2 (ja) * 2006-03-28 2011-07-20 富士通株式会社 情報端末装置、その制御方法及びプログラム
EP2575379A1 (fr) * 2011-09-29 2013-04-03 Alcatel Lucent Appareils et logiciels pour découvrir et accès aux services locaux via des points d'accès WiFi
JP2015019265A (ja) * 2013-07-11 2015-01-29 日本電気株式会社 携帯端末、携帯電話事業者システム、無線通信システム、制御方法、および制御プログラム

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US6711148B1 (en) * 2000-04-10 2004-03-23 Carnegie Mellon University Method for configuring a wireless network

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KR100397335B1 (ko) * 2001-09-21 2003-09-13 엘지전자 주식회사 이동단말기와 무선랜의 통합단말 장치
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US6580704B1 (en) * 1999-08-26 2003-06-17 Nokia Corporation Direct mode communication method between two mobile terminals in access point controlled wireless LAN systems
US6529728B1 (en) * 2000-02-10 2003-03-04 Motorola, Inc. Method and apparatus in a wireless communication system for selectively providing information specific to a location
US6711148B1 (en) * 2000-04-10 2004-03-23 Carnegie Mellon University Method for configuring a wireless network
WO2003088547A2 (fr) * 2002-04-08 2003-10-23 Airmagnet, Inc. Surveillance d'un reseau local

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006121265A1 (fr) 2005-05-06 2006-11-16 Samsung Electronics Co., Ltd. Dispositif et procede presentant la disponibilite de reseau local sans fil
EP1878164A1 (fr) * 2005-05-06 2008-01-16 Samsung Electronics Co., Ltd. Dispositif et procede presentant la disponibilite de reseau local sans fil
EP1878164A4 (fr) * 2005-05-06 2012-04-25 Samsung Electronics Co Ltd Dispositif et procede presentant la disponibilite de reseau local sans fil
US8315232B2 (en) 2005-05-06 2012-11-20 Samsung Electronics Co., Ltd. Apparatus and method for displaying availability of wireless LAN
US10728855B2 (en) 2005-06-30 2020-07-28 Nokia Technologies Oy System coordinated WLAN scanning
US11057835B2 (en) 2005-06-30 2021-07-06 Nokia Technologies Oy System coordinated WLAN scanning
WO2010037422A1 (fr) * 2008-10-03 2010-04-08 Nokia Siemens Networks Oy Optimisation d'approvisionnement en informations andsf pour terminaux multi-radio

Also Published As

Publication number Publication date
JP2007521687A (ja) 2007-08-02
EP1656804A4 (fr) 2011-04-13
KR101009837B1 (ko) 2011-01-19
KR20060066108A (ko) 2006-06-15
CN1820525A (zh) 2006-08-16
BR0318471A (pt) 2006-09-12
EP1656804A1 (fr) 2006-05-17
AU2003302163A1 (en) 2005-04-11

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