Active zonal display illumination using a chopped lightguide
J Gollier, F Peng, Y Geng - US Patent 11,726,336, 2023 - Google Patents
An optical device includes a substrate, a plurality of optical elements positioned on the
substrate, and one or more switchable cells. A respective optical element of the plurality of …
substrate, and one or more switchable cells. A respective optical element of the plurality of …
Display illumination using a grating
A display assembly includes a light source, a spatial light modulator (SLM) and a grating.
The light source is configured to emit illumination light, the SLM is configured to receive the …
The light source is configured to emit illumination light, the SLM is configured to receive the …
Curved see-through pancake lens assembly and display device including the same
Y Geng, B Wheelwright, J Gollier… - US Patent …, 2022 - Google Patents
An optical assembly a substrate having a first surface and a second surface that is opposite
to and substantially parallel with the first surface. The first surface has a first curved profile …
to and substantially parallel with the first surface. The first surface has a first curved profile …
Optical assembly with holographic optics for folded optical path
An optical device for a head-mounted display device includes a first partial reflector and a
second partial reflector positioned relative to the first partial reflector so that the second …
second partial reflector positioned relative to the first partial reflector so that the second …
Optical assembly with holographic optics for folded optical path
An optical device for a head-mounted display device includes a first partial reflector and a
second partial reflector positioned relative to the first partial reflector so that the second …
second partial reflector positioned relative to the first partial reflector so that the second …
Augmented reality (AR) eyewear with a section of a fresnel reflector comprising individually-adjustable transmissive-reflective optical elements
RA Connor - US Patent 12,013,538, 2024 - Google Patents
Disclosed herein is augmented reality (AR) eyewear with at least one array of individually-
adjustable optical elements whose levels of light transmission and/or reflectivity are …
adjustable optical elements whose levels of light transmission and/or reflectivity are …
Optical assembly with holographic optics for folded optical path
An optical device for a head-mounted display device includes a first partial reflector and a
second partial reflector positioned relative to the first partial reflector so that the second …
second partial reflector positioned relative to the first partial reflector so that the second …
Curved see-through pancake lens assembly and display device including the same
Y Geng, B Wheelwright, J Gollier… - US Patent …, 2024 - Google Patents
An optical assembly a substrate having a first surface and a second surface that is opposite
to and substantially parallel with the first surface. The first surface has a first curved profile …
to and substantially parallel with the first surface. The first surface has a first curved profile …
Display device with diffusive display and see-through lens assembly
Y Geng, B Wheelwright, J Gollier, YNB Sulai… - US Patent App. 17 …, 2022 - Google Patents
A display device includes a projector and a display that has a first surface and a second
surface. The projector is configured to project image light toward the display. The display is …
surface. The projector is configured to project image light toward the display. The display is …
Lens assembly including a volume Bragg grating and display device including the same
Y Geng, B Wheelwright, J Gollier, YNB Sulai… - US Patent …, 2022 - Google Patents
An optical assembly includes a reflector and a volume Bragg grating (VBG). The VBG is
positioned for:(i) transmitting light having a first polarization and incident upon the VBG at an …
positioned for:(i) transmitting light having a first polarization and incident upon the VBG at an …