Privacy displays
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United States of America
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Issued Date -
Feb 6, 2025
app pub date -
Aug 1, 2024
filing date -
Aug 1, 2024
priority date (Note) -
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status (Latency Note)
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Abstract
A switchable privacy display device comprises a spatial light modulator comprising an in-plane display polariser, an out-of-plane polariser and a polarisation switch arranged between the in-plane display polariser and the out-of-plane polariser. The display achieves high image visibility to an off-axis user in a wide-angle mode and high image security to an off-axis snooper in privacy mode of operation.
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