Display apparatus and brightness adjustment method thereof
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United States of America Patent
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May 14, 2019
Grant Date -
Jul 26, 2018
app pub date -
Oct 10, 2016
filing date -
Aug 30, 2016
priority date (Note) -
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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 γ0; acquiring a green GAMMA curve corresponding to the green sub-pixel, the GAMMA value of the green GAMMA curve is γG; 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 γG<γ0; and wherein the color gamut of the display apparatus is more than 77% of the NTSC color gamut.
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