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Downloading map segment(s) to a cell phone based upon its GPS coordinates and mobility

  • US 20060167628A1
  • Filed: 03/01/2005
  • Published: 07/27/2006
  • Est. Priority Date: 01/26/2005
  • Status: Active Grant
First Claim
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1. A method for operating a wireless terminal to display navigation information on a display of the wireless terminal, the method comprising:

  • accessing a Global Positioning System (GPS) receiver of the wireless terminal to determine location coordinates of the wireless terminal;

    determining a maximum data size for a navigation information download;

    sending a navigation information download request to a server via a supporting wireless network infrastructure, the navigation information download request including the location coordinates and the maximum data size;

    receiving navigation information corresponding to the location coordinates of the wireless terminal, the navigation information having a data size no greater than the maximum data size; and

    displaying the navigation information on the display to indicate the manner in which the wireless terminal may reach a desired destination.

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