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Location service-providing system and deferred location request service-providing method using previously computed location in location service-providing system

  • US 20070082681A1
  • Filed: 10/10/2006
  • Published: 04/12/2007
  • Est. Priority Date: 10/10/2005
  • Status: Active Grant
First Claim
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1. A system for providing a location service, the system comprising:

  • a Home-Secure User Plane Location (SUPL) Location Platform (H-SLP) for transmitting an SUPL Initiate (SUPL INIT) message including location information to a target SUPL Enabled Terminal (SET) according to a location service request from an SUPL AGENT, the location information including at least one of a previous position estimate and previous assistant data; and

    the target SET for determining whether it is possible to provide the location service by reusing at least one of the local information in the SUPL INIT message and previously stored location information, when it is possible, determining position information by reusing at least one of the location information in the SUPL INIT message and the previously stored location information, and providing the SUPL AGENT with the position information.

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