DISPLAY DEVICE AND CONTROL METHOD UTILIZING THE SAME
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United States of America Patent
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Issued Date -
Feb 10, 2011
app pub date -
Aug 6, 2009
filing date -
Aug 6, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A display device controlled by an indicator device having a first light-spot is disclosed. The display device includes a first camera, a panel, and a processing unit. The first camera detects the first light-spot for generating a first detection signal. The panel displays a cursor. The processing unit controls the cursor according to the first detection signal. When the distance between the first camera and the first light-spot is a first length and the moving distance of the first light-spot is a first distance, the moving distance of the cursor is a second distance. When the distance between the first camera and the first light-spot is a second length and the moving distance of the first light-spot is the first distance, the moving distance of the cursor is the second distance.
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