Ultra-high resolution scanning fiber display

BT Schowengerdt, MD Watson - US Patent 10,151,875, 2018 - Google Patents
One embodiment is directed to a compact system for scanning electromagnetic imaging
radiation, comprising a first waveguide and a second waveguide, each of which is …

Multi-focal display system and method

HC Cheng - US Patent 10,317,690, 2019 - Google Patents
Configurations are disclosed for presenting virtual reality and augmented reality
experiences to users. The system may comprise a scanning device for scanning one or …

Holographic waveguide eye tracker

MM Popovich, JD Waldern, AJ Grant - US Patent 10,209,517, 2019 - Google Patents
An eye tracker having a first waveguide for propagating illumination light along a first
waveguide path and propa gating image light reflected from at least one surface of an eye …

Holographic waveguide optical tracker

MM Popovich, JD Waldern, AJ Grant… - US Patent …, 2019 - Google Patents
There is provided an object tracker having: a first waveguide; a source of illumination light; a
detector optically coupled to the waveguide; and at least one grating lamina formed within …

Wearable heads up displays

JD Waldern, MM Popovich, AJ Grant - US Patent 10,545,346, 2020 - Google Patents
An optical display, including a first waveguide having a first set of surfaces, an input grating,
a fold grating, and an output grating; an image input image node assembly; and a pris matic …

Waveguide laser illuminator incorporating a despeckler

MM Popovich, JD Waldern, AJ Grant - US Patent 10,670,876, 2020 - Google Patents
There is provided an illumination device having: a laser; a waveguide including at least first
and second transparent lamina; a first grating device for coupling light from the laser into a …

Environmentally isolated waveguide display

MM Popovich, JD Waldern, AJ Grant - US Patent 10,437,064, 2019 - Google Patents
A waveguide display having an input image generator providing image light projected over
a field of view; a waveguide having first and second external surfaces; and at least one …

Collimating fiber scanner design with inward pointing angles in virtual/augmented reality system

IL Yeoh, LE Edwin, AM Schuelke - US Patent 10,254,536, 2019 - Google Patents
(57) ABSTRACT A display subsystem for a virtual image generation system. The display
subsystem comprises a planar waveguide appa ratus, and an optical fiber having a distal tip …

Holographic waveguide optical tracker

MM Popovich, JD Waldern, AJ Grant - US Patent 10,983,340, 2021 - Google Patents
US10983340B2 - Holographic waveguide optical tracker - Google Patents US10983340B2 -
Holographic waveguide optical tracker - Google Patents Holographic waveguide optical …

Method and apparatus for generating input images for holographic waveguide displays

MM Popovich, JD Waldern, AJ Grant - US Patent 10,241,330, 2019 - Google Patents
An image generation device having: a spatial light modu lator; a source of light; a beam
deflector; an illumination waveguide and an image transport waveguide, each wave guide …