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Compact text encoding of latitude/longitude coordinates

  • US 20050023524A1
  • Filed: 07/31/2003
  • Published: 02/03/2005
  • Est. Priority Date: 07/31/2003
  • Status: Active Grant
First Claim
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1. A computer implemented method of reducing the number of characters contained in a geographically-oriented string that includes a floating-point coordinate value, the method comprising:

  • converting the floating-point coordinate value to an integer value; and

    converting the integer value to a base-N string, wherein N represents the number of characters in an implementation-defined character set; and

    using the base-N string as part of the geographically-oriented string.

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