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:
Jan. 29, 2019

Filed:

Jun. 09, 2017
Applicant:

Flex Lighting Ii, Llc, Chicago, IL (US);

Inventors:

Anthony Nichol, Chicago, IL (US);

Zane Coleman, Elmhurst, IL (US);

Assignee:

Flex Lighting II, LLC, Chicago, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0035 (2013.01); G02B 6/0045 (2013.01); G02B 6/0025 (2013.01); G02B 6/0031 (2013.01); G02B 6/0033 (2013.01); G02B 6/0051 (2013.01); G02B 6/0058 (2013.01); G02F 1/133606 (2013.01);
Abstract

In one aspect, a display comprises a light source, a film-based lightguide with a light emitting region positioned adjacent to and directing light to an active area of a spatial light modulator in a thickness direction. The film may have a light mixing region positioned between a light input region and the light emitting region. In one aspect the display comprises a guide element having a surface curved in a first plane positioned along a first edge of the spatial light modulator, wherein the film is folded along the curved surface at a first fold such that the first fold positions a portion of the light mixing region above or below the active area, the light mixing region comprises the first fold, and an inner surface of the film in the light mixing region is in contact with and curved along the curved surface of the guide element.


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