GPS device and method for reducing light emitted by display
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United States of America Patent
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Jan 13, 2009
Grant Date -
Sep 14, 2006
app pub date -
Mar 12, 2005
filing date -
Mar 12, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A GPS device and method for converting display information between a first display mode and a second display mode by negativizing pixels or other image elements, wherein negativizing entails converting relatively larger areas of lighter image elements to darker image elements and converting relatively smaller areas of darker image elements to lighter image elements so as to result in reduced total emission of light.
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