US Patent 12111469 Polarization adaptive waveguide HUD
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US Patent 12111469 Polarization adaptive waveguide HUD
Article
Patent abstract
A head-up display system includes a hologram projector adapted to project a holographic image, a waveguide positioned in front of the hologram projector, wherein the holographic image projected by the hologram projector passes through the waveguide, a glare control prism positioned in front of the waveguide assembly, and a waveplate positioned between the waveguide and the glare control prism, the waveplate adapted to adjust the polarization of the holographic image.
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Patent Jurisdiction
Patent Number
Patent Inventor Names
Kai-Han Chang0
Thomas A. Seder0
Date of Patent
October 8, 2024
0Patent Application Number
174819000
Date Filed
September 22, 2021
0Patent Primary Examiner
CPC Code
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