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. 14, 2019
Filed:
Oct. 10, 2016
Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan, Hubei, CN;
Haibo Peng, Guangdong, CN;
Dejiun Li, Guangdong, CN;
Wuhan China Star Optoelectronics Technology Co., Ltd, Wuhan, Hubei, CN;
Abstract
The present application discloses a display apparatus and the brightness adjustment method thereof, the display apparatus includes a plurality of pixel units, each pixel unit includes a red sub-pixel, a green sub-pixel, a blue sub-pixel, and a white sub-pixel, wherein the method includes: acquiring a standard GAMMA curve for adjusting the brightness of the display apparatus, the GAMMA value of the standard GAMMA curve is γ; acquiring a green GAMMA curve corresponding to the green sub-pixel, the GAMMA value of the green GAMMA curve is γ; adjusting the green GAMMA curve to deviate from the standard GAMMA curve and to enhance the gray-scale brightness of the green sub-pixel, wherein γ<γ; and wherein the color gamut of the display apparatus is more than 77% of the NTSC color gamut.