Display system with image scanning apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 18, 2000
Grant Date -
N/A
app pub date -
Jul 3, 1996
filing date -
Dec 1, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A display system comprises a display screen and drive means for scanning a picture onto the display screen in response to a video signal. Image scanning apparatus in the display system comprises photo-detection means optically coupled to the display screen for generating an image signal on detection of any light from the scanned picture reflected back into the display screen by an external article and subsequently internally reflected within the display screen. Storage means stores the image signal detected by the photo-detection means.
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Family
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Cited Art Landscape
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