Providing location information of a user equipment
First Claim
1. A method in a communication system for providing a location service with geographical location information associated with a user equipment capable of communicating with the communication system, the method comprising:
- storing connection information identifying a connection of the user equipment in the communication system; and
determining whether the user equipment is currently unreachable in the network, wherein if the user equipment is currently unreachable in the network, the location of the user equipment is determined in dependence on the last stored connection information for the user equipment and wherein the connection information includes a service area identity or a cell global identity, the method further including translating the connection information into geographical coordinates.
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Abstract
In a communication system, a method for providing a location service with geographical location information associated with a user equipment capable of communicating with the communication system is disclosed. The method includes the steps of: storing connection information identifying a connection of the user equipment in the communication system; and determining whether the user equipment is currently connected in the network. Wherein, responsive to the user equipment not currently being connected in the network, the location of the user equipment is determined in dependence on the last stored connection information for the user equipment. The method also includes the step of translating the connection information into geographical coordinates.
25 Citations
18 Claims
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1. A method in a communication system for providing a location service with geographical location information associated with a user equipment capable of communicating with the communication system, the method comprising:
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storing connection information identifying a connection of the user equipment in the communication system; and determining whether the user equipment is currently unreachable in the network, wherein if the user equipment is currently unreachable in the network, the location of the user equipment is determined in dependence on the last stored connection information for the user equipment and wherein the connection information includes a service area identity or a cell global identity, the method further including translating the connection information into geographical coordinates. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A communication system comprising:
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a location server for providing geographical location information associated with a user equipment capable of communicating with the communication system; and a network element for storing connection information identifying a connection of the user equipment in the communication system and for determining whether the user equipment is currently unreachable in the network, wherein, responsive to a request from the location server for location information, if the user equipment is currently unreachable in the network, the network element provides the location server with details of the connection information last stored for the user equipment, the connection information including a service area identity or a cell global identity, and wherein the location server translates the connection information into geographical coordinates. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A communication system, comprising:
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providing means for providing geographical location information associated with a user equipment capable of communicating with the communication system; and storing means for storing connection information identifying a connection of the user equipment in the communication system and for determining whether the user equipment is currently unreachable in the network, wherein, responsive to a request from the providing means for location information, if the user equipment is currently unreachable in the network, the storing means provides the providing means with details of the connection information last stored for the user equipment, the connection information including a service area identity or a cell global identity, and wherein the providing means translates the connection information into geographical coordinates.
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Specification