Method and apparatus for performing position- and preference-based service selection in a mobile telephone system
    41.
    发明申请
    Method and apparatus for performing position- and preference-based service selection in a mobile telephone system 审中-公开
    用于在移动电话系统中执行基于位置和偏好的服务选择的方法和装置

    公开(公告)号:WO9820698A3

    公开(公告)日:1998-07-16

    申请号:PCT/US9720157

    申请日:1997-11-03

    Applicant: QUALCOMM INC

    Abstract: The mobile telephone system employs a fleet of satellites (214) and a set of gateway ground stations (210) arranged around the globe for handling communications to and from mobile communication units such as mobile telephones. Signals are transmitted between a subscriber (212) unit and the nearest gateway (210) via one or more of the satellites (214). The gateway is connected to a set of individuel service providers (216) such as local telephone systems. The individual service providers may be constrained for various reasons such as contractual or other legal constraints to handle communications only from subscriber units (212) located in certain geographical areas such as within only certain countries or portions of countries. For a mobile communication from a particular subscriber unit (212), the gateway selects (210) a service provider (216) capable of handling the communication. In one implementation, the selection is based upon the location of the subscriber unit and upon any references specified by the subscriber unit. In other implementations, the selection is based on other parameters such as the altitude, speed or velocity of the subscriber unit or the time of day or date upon which the communication is initiated.

    DETERMINING THE LOCATION OF A SUBSCRIBER UNIT IN A MOBILE COMMUNICATION SYSTEM
    43.
    发明申请
    DETERMINING THE LOCATION OF A SUBSCRIBER UNIT IN A MOBILE COMMUNICATION SYSTEM 审中-公开
    确定移动通信系统中订阅单元的位置

    公开(公告)号:WO9846035A3

    公开(公告)日:1999-01-07

    申请号:PCT/US9807301

    申请日:1998-04-07

    Applicant: QUALCOMM INC

    CPC classification number: H04B7/1856 H04W4/02

    Abstract: A mobile telephone system employs a fleet of satellites (14) and a set of gateway ground stations (10) arranged around the globe for handling communications to and from mobile communication subscriber units (12) such as mobile telephones. Signals are transmitted between a subscriber unit (10) and the nearest gateway (10) via one or more of the satellites. The gateway system is configured to process telephone call connection requests from a mobile subscriber unit (12) based upon the location of the subscriber unit. The location of the subscriber unit is employed, for example, to determine how telephone numbers are to be parsed and how to properly route emergency telephone calls to the nearest appropriate emergency service centers. Multiple location mapping schemes are employed to facilitate a determination of the location of a subscriber unit and to assist in routing emergency calls. In one implementation, each location with the service area of the system is mapped into a set of uniformly sized and shaped information cells (802). Each information cell includes pointers to data structures (806, 808) defining, among other things, the service providers that are permitted to process calls to or from that location and the nearest emergency services center. Each location is also mapped into at least one virtual service provider cell (812, 814, 816, 818, 820) which includes service provider preferences and requirements for handling a call to from that location and including a unique location identifier. A specific implementation for use with the Global System for Mobile Communication (GSM) is described.

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