WO2003039178A1 - Coordination among mobile stations servicing terminal equipment - Google Patents

Coordination among mobile stations servicing terminal equipment Download PDF

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Publication number
WO2003039178A1
WO2003039178A1 PCT/US2002/034511 US0234511W WO03039178A1 WO 2003039178 A1 WO2003039178 A1 WO 2003039178A1 US 0234511 W US0234511 W US 0234511W WO 03039178 A1 WO03039178 A1 WO 03039178A1
Authority
WO
WIPO (PCT)
Prior art keywords
mobile station
wireless network
network connection
mobile stations
mobile
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.)
Ceased
Application number
PCT/US2002/034511
Other languages
English (en)
French (fr)
Inventor
William Neil Robinson
Jheroen Pieter Dorenbosch
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 to JP2003541295A priority Critical patent/JP4121959B2/ja
Priority to EP02776337.4A priority patent/EP1442622B1/en
Priority to BR0213804-2A priority patent/BR0213804A/pt
Publication of WO2003039178A1 publication Critical patent/WO2003039178A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5691—Access to open networks; Ingress point selection, e.g. ISP selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • 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
    • H04W88/04—Terminal devices adapted for relaying to or from another terminal or user

Definitions

  • the present invention relates generally to wireless network systems, and more paiticularly to a wireless network system in which mobile stations such as cellular
  • terminal device by exchanging network connectivity requirements of the terminal
  • PDN packet data network
  • PSTN switched telephone network
  • a mobile station such as a cellular phone that functions as a
  • nodes to form a node-to-node connection from the terminal device to the network.
  • node-to-node connection would have to include appropriate connectivity hardware
  • the present invention provides a method of optimizing wireless network connections for terminal devices by permitting a first mobile station that
  • a terminal device to make a network service connection request to a first mobile station and to have the request forwarded to a more suitable mobile station if the first mobile station cannot meet the temiinal devices requirements so that the more suitable mobile station can provide the services.
  • FIG. 1 is a system diagram of an exemplary wireless communication network in which the mobile station coordination according to a preferred embodiment of the present invention is implemented;
  • FIG. 2 is a flow diagram illustrating the process by which a network connection is established through the mobile station coordination of the present invention
  • FIG. 3 is a system diagram of the exemplary wireless communication network of FIG. 1 illustrating coordination among mobile stations in accordance with the present invention.
  • FIG. 4 is a system diagram of the exemplary wireless communication network of FIG. 1 showing a wireless network connection established through the mobile station coordination of the present invention.
  • top and bottom, and the like, if any, are used solely to distinguish one from another
  • FIG. 1 in large part and at the simplified level depicted is a representative diagram of a wireless communications network 10 that will serve to explain the problems and certain inventive solutions thereto according to the present invention.
  • FIG. 1 shows an exemplary wireless communications system 110 in which mobile station coordination according to a preferred embodiment of the present invention is implemented.
  • the wireless communications system 110 includes a service provider 112, a terminal device 114 for requesting network services from the service provider 112 and a plurality of mobile stations such as, for example, mobile or portable cellular telephones, 116 - 119 or similar communications devices.
  • the mobile stations such as, for example, mobile or portable cellular telephones, 116 - 119 or similar communications devices.
  • the mobile stations such as, for example, mobile or portable cellular telephones, 116 - 119 or similar communications devices.
  • the mobile stations such as, for example, mobile or portable cellular telephones, 116 - 119 or similar communications devices.
  • the terminal device 114 within a predetermined service provider zone of coverage 122.
  • the service provider 112 provides wireless network services such as, for example, voice data or packet data transmission services, to the mobile stations 116 -
  • a communications network 124 such as, for example, a local area network
  • a wide area network a packet data network or the publicly switched
  • service provider 112 is represented in FIG. 1 by a cellular tower that is
  • provider 112 could provide network connection capabilities by means other than
  • the service provider 112 could provide
  • the temiinal device 114 is a laptop computer including a
  • the temiinal device 114 may be any type of
  • wireless communication device having the capability of requesting wireless services
  • a mobile station such as the mobile stations 116 - 119 or the service provider
  • the terminal device 114 continuously scans for network connections
  • the temiinal is a network connection, such as the mobile stations 116 - 119.
  • the temiinal is a network connection that connects the mobile stations 116 - 119.
  • the temiinal is a network connection that connects the mobile stations 116 - 119.
  • stations 116 - 119 via a short range, low power wireless connection by using, for example, a micro or pico modem or commercially available wireless IP or
  • the terminal device 114 can
  • the mobile phone According to one preferred embodiment of the present invention, the mobile phone
  • stations 116 - 119 are 2.5 or third generation wireless devices capable of establishing a
  • the mobile stations 116 - 119 are capable of communicating
  • predetermined zone of coverage 122 via, for example, a wireless local network using a
  • TCP Transmission Control Protocol
  • UDP User Datagram Protocol
  • the mobile stations 116 - 119 could communicate with one another through the terminal device 114 or via the service provider 112.
  • Each of the mobile stations 116 - 119 can evaluate whether it satisfies the network connectivity requirements of the terminal device 114 by, for example, querying the service provider 112 and receiving network-based instructions back from the service provider 112, by reading the overhead messages broadcast by the service provider 112 that describe the connectivity capabilities of an initial wireless network connection established through, for example, the first mobile station 116 for the terminal device 114, by measuring the quality of the wireless link to estimate its connectivity capabilities, or by comparing the connectivity requirements of the temiinal device 114 with connection capabilities that have recently been used or that are currently being used.
  • a mobile station such as the first mobile station 116 receives via a first wireless connection a service request for network access from the terminal device 114 that includes network connectivity requirements of the terminal device 114 such as bandwidth and destination network information as well as required protocols to be used for mobile station coordination purposes.
  • the first mobile station 116 determines if it can meet the network connectivity requirements and if it has sufficient bandwidth available to meet the bandwidth requirements of the terminal device 114. If at 212 the first mobile station 116 has sufficient bandwidth and can meet the network connectivity requirements of the
  • temiinal device 114 at 214 it automatically establishes a connection with the network
  • the first mobile station 116 determines whether it can continue to adequately meet the
  • pre or currently determined plurality of second mobile stations such as the mobile stations 117 - 119, by one of the above-discussed communication modes. It should be
  • first mobile station 116 also communicates with the second mobile
  • Potential connectivity switching conditions may exist if, for example, the bandwidth requirements of the
  • temiinal device 114 change, or an existing network connection is degraded as the first
  • the mobile station 116 leaves a service area. Additionally at 218, the terminal device 114
  • the service provider 112 may provide a list of mobile stations that are registered with the service provider 112 and that are within the
  • the list may include supplemental information about each mobile station including mobile station identifiers, mobile station types, or operators.
  • first mobile station 116 may also use known wireless discovery methods, such as
  • each of the plurality of mobile stations 116 - 119 determines if it can
  • supplemental connectivity requirements can be evaluated to determine
  • the service request of the terminal device 114 includes a high bandwidth network connectivity requirement, only those mobile stations that
  • the mobile station that has, for example, the most available bandwidth or
  • the highest potential throughput may be selected. Also, if, for example, the terminal
  • connection may be chosen to provide the most appropriate wireless network
  • the mobile stations may be required to support certain protocols, such as a specific packet data protocol, or a specific session management
  • SIP Session Initiation Protocol
  • one of the mobile stations such as the first
  • mobile station 116 the temiinal device 114, or the service provider 112 itself can be utilized to identify the mobile station that will provide the most appropriate wireless
  • the first mobile station 116 is utilized to identify
  • the mobile station capable of providing the most appropriate wireless network
  • all of the other second mobile stations 117 - 119 communicate the results of their internal evaluations to the first mobile station 116.
  • the first mobile station 116 can
  • provider 112 can request the mobile stations 116 - 119 to provide their respective network connectivity capabilities. After evaluating these capabilities, at 220 it can
  • the mobile stations 116 - 119 can jointly identify the mobile station capable of providing the most appropriate wireless network connection.
  • each of the mobile stations 116 - 119 can maintain a list of all other
  • Each of the mobile stations can then communicate the results of its own internal evaluation to the other mobile stations on
  • the first mobile station 116 (or,
  • the first mobile station 116 can
  • the wireless network connection is established via that mobile station. If it is determined that the first
  • a handover procedure is used to switch the connection from the
  • first mobile station 116 to a mobile station, such as the second mobile station 117, selected to provide the most appropriate wireless network connection.
  • the first mobile station 116 the selected second mobile station
  • the handover procedure will be done using known methods provided by the protocols used on the wireless link established
  • the first mobile station 116 may be required to inform the terminal device
  • the first mobile station 116 may be required to inform the second
  • the terminal device 114 communicates a service request to the first mobile station 116.
  • the first mobile station 116 establishes an initial
  • the first mobile station 116 cannot satisfy the network connectivity requirements of the temiinal device 114 or is otherwise determined as not being
  • the mobile station coordination as discussed above in connection with FIG. 2 identifies and
  • a mobile station such as the second mobile station 117, that is capable of
  • mobile station coordination according to another preferred embodiment of the present invention prohibits it from
  • the first mobile station 116 communicates the service request to the
  • connection is established between the service provider 112 and the terminal device 114 based on communication and coordination between the available mobile stations
  • connection for the terminal device 114.
  • the mobile station coordination of the present invention can also be utilized to communicate with the mobile station coordination of the present invention.
  • per minute cost for each of the mobile stations 116 - 119 can be communicated to the terminal device 114 or to the first mobile station 116 in response to the service request
  • a mobile station that initially receives the service request can attempt to match or beat the cost quotes
  • the mobile station coordination of the present invention can also be utilized to determine whether the required handovers.
  • temiinal device requiring the interactive packet data connection can utilize unused
  • the number of mobile stations in the plurality of mobile station can be one.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
PCT/US2002/034511 2001-10-30 2002-10-29 Coordination among mobile stations servicing terminal equipment Ceased WO2003039178A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2003541295A JP4121959B2 (ja) 2001-10-30 2002-10-29 端末装置にサービスを行う移動局間の調整
EP02776337.4A EP1442622B1 (en) 2001-10-30 2002-10-29 Coordination among mobile stations servicing terminal equipment
BR0213804-2A BR0213804A (pt) 2001-10-30 2002-10-29 Coordenação entre estações móveis que servem ao equipamento terminal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/012,907 US7184774B2 (en) 2001-10-30 2001-10-30 Coordination among mobile stations servicing terminal equipment
US10/012,907 2001-10-30

Publications (1)

Publication Number Publication Date
WO2003039178A1 true WO2003039178A1 (en) 2003-05-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2002/034511 Ceased WO2003039178A1 (en) 2001-10-30 2002-10-29 Coordination among mobile stations servicing terminal equipment

Country Status (7)

Country Link
US (1) US7184774B2 (https=)
EP (2) EP2542020A1 (https=)
JP (1) JP4121959B2 (https=)
KR (1) KR100612176B1 (https=)
CN (1) CN100525536C (https=)
BR (1) BR0213804A (https=)
WO (1) WO2003039178A1 (https=)

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Also Published As

Publication number Publication date
EP2542020A1 (en) 2013-01-02
KR20050040839A (ko) 2005-05-03
CN100525536C (zh) 2009-08-05
EP1442622A4 (en) 2010-07-07
CN1582592A (zh) 2005-02-16
JP2005508127A (ja) 2005-03-24
US7184774B2 (en) 2007-02-27
EP1442622B1 (en) 2016-12-14
KR100612176B1 (ko) 2006-08-16
EP1442622A1 (en) 2004-08-04
JP4121959B2 (ja) 2008-07-23
BR0213804A (pt) 2004-10-19
US20030083061A1 (en) 2003-05-01

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