Lensless imaging with controllable apertures
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United States of America Patent
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Nov 9, 2010
Issued Date -
N/A
app pub date -
Mar 16, 2006
filing date -
Mar 16, 2005
priority date (Note) -
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Abstract
Embodiments of the present invention provide a lensless optical device for acquiring an image. The device can include a light attenuating layer having a plurality of elements, where transmittance of each of the plurality of elements is controllable, and an image detector disposed at a distance from the light attenuating layer, the image detector configured to acquire an image with light that passes through the light attenuating layer. The device also can include a light attenuating layer controller configured to simultaneously control transmittance of each of the plurality of elements independent of each other. Methods of detecting and tracking an object in a scene are also disclosed.
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