Interactive display device

Optics: image projectors – Pointer

Reexamination Certificate

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Details

C353S122000, C345S215000

Reexamination Certificate

active

06840627

ABSTRACT:
A display device including a light engine configured to project an image onto a display surface, an image sensor configured to capture a presentation image larger than the projected image, and a processor, coupled to the image sensor, that is configured to modify the projected image based on the captured image.

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patent: 1087327 (2001-03-01), None
patent: WO 0147259 (2001-06-01), None

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