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:
Aug. 10, 2021
Filed:
Oct. 26, 2018
Applicant:
Facebook Technologies, Llc, Menlo Park, CA (US);
Assignee:
Facebook Technologies, LLC, Menlo Park, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/00 (2006.01); G09G 3/34 (2006.01); G09G 3/36 (2006.01); F21V 8/00 (2006.01); G02F 1/13357 (2006.01); H01L 27/32 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3426 (2013.01); G02B 6/0046 (2013.01); G02F 1/133603 (2013.01); G02F 1/133611 (2013.01); G09G 3/3611 (2013.01); H01L 27/3232 (2013.01); G02F 1/133612 (2021.01); G09G 2320/0626 (2013.01);
Abstract
A focusing lens is configured to focus display light for an eye of a user. A display is configured to emit the display light having an illumination profile that increases in brightness as a distance from a middle of the display increases. The focusing lens is configured to receive the display light and focus the display light as image light that has a brightness profile that has substantially uniform brightness across the image.