Virtual and augmented reality systems and methods

GR Bradski, B Schowengerdt, SA Miller - US Patent 9,874,749, 2018 - Google Patents
Configurations are disclosed for presenting virtual reality and augmented reality
experiences to users. The system may comprise a vision system having one or more optical …

Coherent presentation of multiple reality and interaction models

D Reitan - US Patent 9,274,595, 2016 - Google Patents
A method for navigating concurrently and from point-to-point through multiple reality models
is described. The method includes: generating, at a processor, a first navigatable virtual view …

Systems and methods for augmented reality

SA Miller, MJ Woods, DC Lundmark - US Patent 10,180,734, 2019 - Google Patents
An augmented reality display system includes an electro magnetic field emitter to emit a
known magnetic field in a known coordinate system. The system also includes an …

Methods for simultaneous localization and mapping (SLAM) and related apparatus and systems

GA Hare - US Patent 10,444,021, 2019 - Google Patents
Some embodiments of location estimation methods may (1) facilitate the task of efficiently
finding the location of a mobile platform in scenarios in which the uncertainties associated …

Providing an interactive experience using a 3D depth camera and a 3D projector

H Benko, RJJ Costa, AD Wilson - US Patent 9,329,469, 2016 - Google Patents
An interaction system is described which uses a depth camera to capture a depth image of a
physical object placed on, or in vicinity to, an interactive surface. The interaction system also …

Mobility device

SM Coulter, BG Gray, DA Van der Merwe… - US Patent …, 2022 - Google Patents
A powered balancing mobility device that can provide the user the ability to safely navigate
expected environments of daily living including the ability to maneuver in confined spaces …

Determining drivable free-space for autonomous vehicles

M Rankawat, J Yao, D Zhang, CC Chen - US Patent 11,537,139, 2022 - Google Patents
In various examples, sensor data may be received that represents a field of view of a sensor
of a vehicle located in a physical environment. The sensor data may be applied to a …

Camera pose estimation for 3D reconstruction

T Sharp, AW Fitzgibbon, S Izadi - US Patent 9,251,590, 2016 - Google Patents
4,751,642 A 6/1988 Silva et al. 6,299,308 B1 10/2001 Voronka et al. 4,796,997. A 1/1989
Svetkoffet al. 6,308,565 B1 10/2001 French et al. 4,809,065 A 2/1989 Harris et al. 6,316,934 …

Generating computer models of 3D objects

JDJ Shotton, S Izadi, O Hilliges, D Kim… - US Patent …, 2015 - Google Patents
Generating computer models of 3D objects is described. In one example, depth images of
an object captured by a Sub stantially static depth camera are used to generate the model …

Method and video communication device for transmitting video to a remote user

F Alfredsson, E Vartiainen, J Brönmark, T Tsai… - US Patent …, 2017 - Google Patents
A method, computer program product and video communication device are provided for
transmitting video to a remote user. The video communication device includes a …