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US Patent 11709363 Waveguide illumination of a spatial light modulator

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Is a
Patent
Patent
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Patent attributes

Patent Applicant
Avegant
Avegant
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Current Assignee
Avegant
Avegant
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
117093630
Date of Patent
July 25, 2023
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Patent Application Number
171731400
Date Filed
February 10, 2021
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Patent Citations
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US Patent 8310764 Image display device and head mount display
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US Patent 9664905 Display efficiency optimization by color filtering
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US Patent 9779512 Automatic generation of virtual materials from real-world materials
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US Patent 10156896 Head-wearable electronic device
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US Patent 10732442 Optical device
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US Patent 10302835 Light guide optical assembly
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US Patent 7206107 Method and system for beam expansion in a display device
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US Patent 7418170 Optical device and virtual image display device
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...
Patent Primary Examiner
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Tina M Wong
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CPC Code
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G02B 6/0028
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G02B 6/0038
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G02B 6/00
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G02B 27/0172
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G02B 6/0055
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G02B 6/0016
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A system comprising a waveguide including an in-coupler and an out-coupler, and a digital micromirror device (DMD) to receive the light from the waveguide via the out-coupler, and to direct modulated light through the waveguide, the modulated light passing through the waveguide before being directed toward a user's eye.

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