The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 04, 2025
Filed:
Mar. 23, 2020
Snap Inc., Santa Monica, CA (US);
Snap Inc., Santa Monica, CA (US);
Abstract
An augmented reality device is provided and comprises a waveguide (); an input diffractive optical element () positioned in or on the waveguide () configured to receive light from a projector and to couple the light into the waveguide () so that it is captured within the waveguide () by total internal reflection; an output diffractive optical element () positioned in or on the waveguide () configured to couple totally internally reflected light out of the waveguide () towards a viewer; and a returning diffractive optical element () positioned in or on the waveguide () configured to receive light from the output diffractive optical element () and to diffract the received light so that it is returned towards the output diffractive optical element ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile