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:
May. 21, 2024
Filed:
May. 19, 2021
Applicant:
Benq Materials Corporation, Taoyuan, TW;
Inventors:
Assignee:
BenQ Materials Corporation, Taoyuan, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/295 (2006.01); G02B 5/18 (2006.01); G02B 5/30 (2006.01); G02B 6/26 (2006.01); G02B 6/34 (2006.01); G02B 6/42 (2006.01); G02F 1/29 (2006.01); H10K 50/86 (2023.01);
U.S. Cl.
CPC ...
H10K 50/86 (2023.02); G02B 5/1814 (2013.01); G02B 5/1866 (2013.01); G02B 5/3083 (2013.01); G02B 5/3025 (2013.01);
Abstract
An organic light emitting diode display is provided. The organic light emitting diode display comprises an organic light emitting diode panel, a quarter-wavelength retarder disposed on the organic light emitting diode panel, a polarizer disposed on the quarter-wavelength retarder, an adhesive layer disposed on the polarizer and a diffraction grating film adhered to the polarizer by the adhesive layer. The diffraction grating film comprises a substrate and a first diffraction grating layer comprising a plurality of first gratings aligned with a first direction disposed on the substrate.