Optical combiner with uniform illuminance throughput

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United States of America Patent

PATENT NO 12204136
APP PUB NO 20220413205A1
SERIAL NO

17901851

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Abstract

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A device includes a display configured to generate an image light. The device also includes a waveguide optically coupled with the display and configured to guide the image light to an exit pupil of the device. The waveguide includes a grating including a birefringent material, and a birefringence of the grating is configured to increase along a pupil-expanding direction of the device.

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Patent Owner(s)

Patent OwnerAddress
META PLATFORMS TECHNOLOGIES LLCMENLO PARK CA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Amirsolaimani, Babak Redmond, US 89 290
Jiang, Yingfei Fremont, US 13 67
Lee, Yun-Han Redmond, US 172 796
Lu, Lu Kirkland, US 297 1474
McEldowney, Scott Charles Redmond, US 79 494
Peng, Fenglin Redmond, US 86 362
Wang, Junren Kirkland, US 52 76
Wang, Mengfei Woodinville, US 60 265
Yaroshchuk, Oleg Kyiv, UA 60 558

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