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Satellite-positioning-system tracking device and method for determining a position of the same

  • US 20070182628A1
  • Filed: 01/19/2007
  • Published: 08/09/2007
  • Est. Priority Date: 01/19/2006
  • Status: Active Grant
First Claim
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1. A mobile station comprising:

  • charging and tracking modules adapted to be disengagably coupled together, wherein the tracking module comprises (i) tracking circuitry for determining at least one position of the tracking module using a user-plane service in a satellite positioning system, and (ii) a chargeable source for supplying power to the tracking circuitry when disengaged from the charging module, and wherein the charging module is operable to charge the chargeable source when the charging module is coupled to the tracking module.

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