Privacy apparatus comprising a light-transmissive layer having a plurality of trenches disposed with first and second electrically switchable optical structures
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United States of America
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Mar 31, 2020
Grant Date -
Jan 31, 2019
app pub date -
Sep 25, 2017
filing date -
Sep 25, 2017
priority date (Note) -
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Abstract
A driving method of a privacy apparatus is provided. The privacy apparatus includes a light-transmissive layer and a plurality of electrically switchable optical structures. The light-transmissive layer includes a plurality of trenches not crossing over each other. The electrically switchable optical structures are respectively disposed in the trenches. The driving method of the privacy apparatus includes applying a driving electric field to a part of the trenches to render a part of the electrically switchable optical structures light-transmissive, and maintaining the other part of the electrically switchable optical structures opaque. Besides, a privacy apparatus and a manufacturing method thereof are also provided.
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