Electrographic position location apparatus and method
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Dec 9, 2003
Grant Date -
N/A
app pub date -
May 19, 2000
filing date -
Apr 27, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for use in an electrographic position sensing system comprises an antenna system and a signal strength detector. In one embodiment, the antenna system comprises two antennas. The detector measures the signal strength from each antenna. A microprocessor contains an algorithm to calculate the position of the detector near the antennas.
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