Method and system for performing distance measuring and direction finding using ultrawide bandwidth transmissions
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United States of America Patent
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May 28, 2013
Grant Date -
Feb 25, 2010
app pub date -
Oct 22, 2009
filing date -
Dec 11, 1998
priority date (Note) -
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Abstract
A method is provided for enabling a device function at a local device based on distance information, comprising: establishing a communication link with a remote device over a UWB medium using a multiple access protocol; determining a distance between the local device and the remote device; and controlling a device function for the remote device based on the determined distance, wherein the operation of controlling the device function enables the device function when the determined distance is below a set distance threshold, and wherein the operation of controlling the device function disables the device function when the determined distance is above the set distance threshold.
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