Imaging and navigation arrangement for controlling a cursor
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United States of America Patent
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Jul 3, 2012
Grant Date -
Jul 8, 2010
app pub date -
Dec 9, 2009
filing date -
Oct 6, 1995
priority date (Note) -
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Abstract
A method for operating an optical pointing device involves capturing a plurality of arrays of data, representing light reflected from a surface to a two-dimensional array of photo detectors, processing at least some of the plurality of arrays of data to estimate movement of the surface during each of a plurality of measurement cycles, and sending a series of estimated movement update signals to a computer.
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