Tracking method and apparatus
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United States of America Patent
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Issued Date -
Jun 15, 2006
app pub date -
Feb 25, 2004
filing date -
Feb 26, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method of tracking a human or animal is disclosed. A mobile unit is carried by the human or animal, the mobile unit including at least one inertial sensor and a radio transmitter for transmitting data from the mobile unit to a base station. The output data of the inertial sensor is used to count the number of steps taken by the human or animal, and the position of the human or animal is predicted based on the number of steps taken and step length data for the human or animal.
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