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Dive computer with global positioning system receiver

DC
  • US 6,972,715 B2
  • Filed: 07/08/2003
  • Issued: 12/06/2005
  • Est. Priority Date: 07/08/2002
  • Status: Expired due to Term
First Claim
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1. A position location device comprising:

  • a waterproof housing;

    a processor enclosed within the waterproof housing;

    a global positioning system receiver enclosed within the waterproof housing and connected to the processor; and

    a pressure transducer connected to the processor;

    clock circuitry connected to the processor and enclosed within the waterproof housing;

    wherein the global positioning system receiver includes an antenna enclosed within the waterproof housing; and

    wherein the pressure transducer is configured to measure depth under water;

    wherein the processor is configured to obtain at least one measurement of position using the global positioning system when the position location device is above water;

    wherein the processor is configured to obtain at least one measurement of depth and time using the pressure transducer and the clock circuitry when the location device is submerged;

    wherein the processor is configured to record a profile of the dive including measurements of multiple positions and multiple depths and times.

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