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:
Jun. 14, 2022
Filed:
Aug. 21, 2020
Applicant:
Leia Inc., Menlo Park, CA (US);
Inventors:
Xuejian Li, Menlo Park, CA (US);
David A. Fattal, Mountain View, CA (US);
Francesco Aieta, Menlo Park, CA (US);
Ming Ma, Palo Alto, CA (US);
Assignee:
LEIA INC., Menlo Park, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/10 (2006.01); F21V 8/00 (2006.01); G02B 27/09 (2006.01); G02B 27/30 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0068 (2013.01); G02B 6/0036 (2013.01); G02B 27/0944 (2013.01); G02B 27/30 (2013.01);
Abstract
A static multiview display includes a plurality of light emitters offset in a longitudinal direction; a light guide configured to guide light in the longitudinal direction; a collimating light coupler configured to receive light from the light emitters and coupling the light to the light guide; and an array of diffraction gratings to extract light guided by the light guide to provide a multiview image having a direction that is a function of both color and a propagation angle of light guided by the light guide.