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. 17, 2021
Filed:
Oct. 16, 2019
Applicant:
Reald Inc., Beverly Hills, CA (US);
Inventors:
Jay Ahling, Firestone, CO (US);
Matthew Zimmer, Broomfield, CO (US);
Assignee:
RealD Inc., Beverly Hills, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/28 (2006.01); G02B 27/01 (2006.01); G03B 21/14 (2006.01);
U.S. Cl.
CPC ...
G02B 27/283 (2013.01); G02B 27/0172 (2013.01); G03B 21/142 (2013.01);
Abstract
A polarizing beam splitter assembly for directing image light on an input path into multiple exit light paths comprises multiple prisms with edges that meet to form a seam. The polarizing beam splitter assembly includes a diffracting element prior to the seam in the input light path. The diffracting element comprises a geometry that performs at least one of blocking a portion of the image light and scattering a portion of the image light.