Holographic display apparatus and method for providing expanded viewing window
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United States of America Patent
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Sep 27, 2022
Grant Date -
May 7, 2020
app pub date -
Oct 9, 2019
filing date -
Nov 6, 2018
priority date (Note) -
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Abstract
Provided is a holographic display apparatus including a light source configured to emit light, a spatial light modulator configured to form a hologram pattern to modulate the light incident thereon and reproduce a hologram image, the spatial light modulator including a plurality of display pixels that are arranged two-dimensionally, and an optical element provided opposite a light incidence surface of the spatial light modulator or a light exit surface of the spatial light modulator, the optical element including an array of a plurality of light transmission patterns that are arranged irregularly.
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