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:
Mar. 28, 2023

Filed:

Jul. 03, 2019
Applicant:

Concord (Hk) International Education Limited, Wan Chai, HK;

Inventors:

Graham Beales, Vancouver, CA;

Seokjin Han, Cupertino, CA (US);

Robert J. Fleming, San Jose, CA (US);

Candice Brown Elliot, Santa Rosa, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01); G02F 1/1335 (2006.01); G02F 1/1685 (2019.01); G02F 1/16766 (2019.01); G02F 1/1677 (2019.01); F21V 8/00 (2006.01); G02F 1/167 (2019.01);
U.S. Cl.
CPC ...
G02F 1/133514 (2013.01); G02B 6/0051 (2013.01); G02F 1/133616 (2021.01); G02F 1/167 (2013.01); G02F 1/1677 (2019.01); G02F 1/1685 (2019.01); G02F 1/16766 (2019.01); G09G 3/344 (2013.01); G02F 2203/02 (2013.01);
Abstract

Color may be achieved in TIR-based image displays by addition of a sub-pixel color filter array (CFA). Color may be enhanced by tuning the size, shape, arrangement and colors of the sub-pixel color filters in the CFA. CFAs comprising of pixels further comprising one to four or more different repeating sub-pixel color filters may be capable of creating a wide gamut of displayable colors. The sub-pixels may be arranged in repeat cells wherein the sub-pixels within the repeat cell may be mapped to one or more pixels. Sub-pixel rendering may be used during driving of a TIR-based display. Sub-pixel rendering uses logical dynamic pixels where a single sub-pixel may be used in one or more pixels depending on the image displayed.


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