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.

Date of Patent:
May. 19, 2020

Filed:

May. 03, 2019
Applicant:

Dolby Laboratories Licensing Corporation, San Francisco, CA (US);

Inventors:

Martin J. Richards, Gig Harbor, WA (US);

Nathan Shawn Wainwright, Plano, TX (US);

Duane Scott Dewald, Dallas, TX (US);

Barret Lippey, Foster City, CA (US);

Brad Walker, Plano, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/31 (2006.01); G03B 21/00 (2006.01); H04N 5/74 (2006.01); H04N 5/72 (2006.01);
U.S. Cl.
CPC ...
H04N 9/3126 (2013.01); G03B 21/008 (2013.01); H04N 5/72 (2013.01); H04N 5/7458 (2013.01); H04N 9/3123 (2013.01);
Abstract

Projection systems and/or methods comprising a blurring element are disclosed. In one embodiment, a blurring element may comprise a first plate having a pattern on a first surface and second plate. The first plate and the second plate may comprise material having a slight difference in their respective index of refraction. In another embodiment, a blurring element may comprise a first plate having a pattern thereon and a second immersing material. The blurring element may be placed in between two modulators in a dual or multi-modulator projector system. The blurring element may be configured to give a desired shape to the light transmitted from a first modulator to a second modulator.


Find Patent Forward Citations

Loading…