Distributed augmented reality system

ND Trail - US Patent 10,061,352, 2018 - Google Patents
A distributed augmented reality system for producing rendered environment includes a
neckband formed from a first arm, second arm, and computation compartment. A power …

Determining sparse versus dense pattern illumination

T Gernoth, IR Fasel, H Guo, A Kumar - US Patent 10,401,158, 2019 - Google Patents
An estimate of distance between a user and a camera on a device is used to determine an
illumination pattern density used for speckle pattern illumination of the user in subsequent …

External IR illuminator enabling improved head tracking and surface reconstruction for virtual reality

RK Price, M Bleyer, CS Messer - US Patent 10,565,720, 2020 - Google Patents
Mixed-reality systems, including virtual-reality and augmented-reality systems, have
received significant attention because of their ability to create truly unique experiences for …

Distributed augmented reality system

ND Trail - US Patent 10,261,542, 2019 - Google Patents
(57) ABSTRACT A distributed augmented reality system for producing ren-dered
environment includes a neckband formed from a first arm, second arm, and computation …

Addressable vertical cavity surface emitting laser array for generating structured light patterns

J Ginzburg - US Patent 11,063,407, 2021 - Google Patents
An addressable vertical cavity surface emitting laser (VCSEL) array may generate structured
light in dot patterns. The VCSEL array includes a plurality of traces that control different …

Time of flight ranging with varying fields of emission

JW Nash, KM Atanassov, SM Verrall - US Patent 10,914,823, 2021 - Google Patents
Aspects of the present disclosure relate to systems and methods for time-of-flight ranging. An
example time-of flight system includes a transmitter including a plurality of light emitters for …

Augmented reality system using structured light

M Gupta, SK Nayar, VSR Venkata - US Patent 11,468,673, 2022 - Google Patents
An augmented reality system having a light source and a camera. The light source projects a
pattern of light onto a scene, the pattern being periodic. The camera captures an image of …

Augmented reality system using structured light

M Gupta, SK Nayar, VSR Venkata - US Patent 10,909,373, 2021 - Google Patents
An augmented reality system having a light source and a camera. The light source projects a
pattern of light onto a scene, the pattern being periodic. The camera captures an image of …

Addressable vertical cavity surface emitting laser array for generating structured light patterns

J Ginzburg - US Patent 11,611,197, 2023 - Google Patents
H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED
EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING …

Device and method for measuring depth of object

S Yoon, J Choi, J Ko, KOO Bonkon - US Patent 11,852,823, 2023 - Google Patents
A method, by an augmented reality device, of measuring a depth of an object includes
determining, from a dot-pattern and a surface-pattern, a pattern of light to be emitted for …