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SUPL initialization message in a location information system and method and system for processing SUPL by using the same

  • US 7,822,425 B2
  • Filed: 03/28/2006
  • Issued: 10/26/2010
  • Est. Priority Date: 04/01/2005
  • Status: Active Grant
First Claim
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1. A method of processing a SUPL (Secure User Plane Location) request for a terminal that has performed roaming, the method comprising:

  • receiving a SUPL INIT message from a home SLP (SUPL Location Platform) entity, the SUPL INIT message including an indicator that indicates a proxy mode or a non-proxy mode;

    checking the indicator to determine whether to establish a SUPL positioning session with a visited SPC (SUPL Positioning Center) entity; and

    transmitting a SUPL POS INIT message to the visited SPC entity when the indicator indicates the non-proxy mode.

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