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:
Sep. 05, 2023
Filed:
Dec. 15, 2020
Applicant:
Meta Platforms Technologies, Llc, Menlo Park, CA (US);
Inventors:
Changwon Jang, Seattle, WA (US);
Afsoon Jamali, Issaquah, WA (US);
Assignee:
META PLATFORMS TECHNOLOGIES, LLC, Menlo Park, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/01 (2006.01); G02F 1/139 (2006.01); G02F 1/133 (2006.01);
U.S. Cl.
CPC ...
G02F 1/0136 (2013.01); G02F 1/1396 (2013.01); G02F 1/13306 (2013.01);
Abstract
A device includes a segmented polarization switch including a plurality of polarization switch segments. The device also includes a polarization selective optical element ('PSOE') optically coupled to the segmented polarization switch and including a plurality of polarization selective segments. The device further includes a controller configured to control the polarization switch segments to operate in a switching state or a non-switching state to control optical states of the polarization selective segments.