INTERACTIVE INPUT SYSTEM
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United States of America Patent
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Issued Date -
Jul 23, 2015
app pub date -
Jan 17, 2014
filing date -
Jan 17, 2014
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Abstract
An interactive input system comprises an interactive board configured to generate positional output in response to a pointer contact with an input surface thereof. An interactive projector is configured to project an image on the input surface and to capture image frames of a region of interest at least comprising the input surface. Processing structure is configured to process positional output generated by the interactive board and image data acquired by the interactive projector to determine passive and active pointer contacts on the input surface.
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