DISPLAY DEVICE AND IMAGE DATA PROCESSING METHOD OF THE SAME

According to an embodiment of the present invention, an image data processing method of a display device includes the steps of: calculating the gain of an n^th frame with respect to multiple pixels; calculating the adjacent block gain of the n^th frame with respect to blocks adjacent to the individu...

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Hauptverfasser: HEO, CHEON, KWON, KYUNG JOON
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description According to an embodiment of the present invention, an image data processing method of a display device includes the steps of: calculating the gain of an n^th frame with respect to multiple pixels; calculating the adjacent block gain of the n^th frame with respect to blocks adjacent to the individual pixels; calculating a color distortion value showing the degree of color distortion due to the simultaneous contrast between colors in the image of the n^th frame from the adjacent block gain of the n^th frame with respect to the adjacent blocks and the gain of the n^th frame of the individual pixels; determining the gain of the (n+1)^th frame with respect to the pixels to make the color distortion value converge on a preset threshold color distortion value; and applying the gain of the (n+1)^th frame to the red green blue white (RGBW) data of the individual pixels. In the above-described embodiment, n represents an integer equal to or greater than one. 본 발명의 일 실시예에 따른 표시 장치의 영상 데이터 처리 방법은 복수의 픽셀들에 대한 제n 프레임의 게인을 산출하는 단계, 복수의 픽셀들 각각에 인접하는 인접 블록들에 대한 제n 프레임의 인접 블록 게인을 산출하는 단계, 복수의 픽셀들 각각의 제n 프레임의 게인 및 인접 블록들에 대한 제n 프레임의 인접 블록 게인으로부터 제n 프레임 영상의 색들 사이의 동시 대비에 의한 색 왜곡의 정도를 나타내는 색 왜곡 값을 산출하는 단계, 색 왜곡 값이 미리 설정된 임계 색 왜곡 값에 수렴하도록 복수의 픽셀들에 대한 제n+1 프레임의 게인을 결정하는 단계, 및 제n+1 프레임의 게인을 복수의 픽셀들에 대한 RGBW 데이터에 적용하는 단계를 포함한다(단, n은 1이상의 정수).
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In the above-described embodiment, n represents an integer equal to or greater than one. 본 발명의 일 실시예에 따른 표시 장치의 영상 데이터 처리 방법은 복수의 픽셀들에 대한 제n 프레임의 게인을 산출하는 단계, 복수의 픽셀들 각각에 인접하는 인접 블록들에 대한 제n 프레임의 인접 블록 게인을 산출하는 단계, 복수의 픽셀들 각각의 제n 프레임의 게인 및 인접 블록들에 대한 제n 프레임의 인접 블록 게인으로부터 제n 프레임 영상의 색들 사이의 동시 대비에 의한 색 왜곡의 정도를 나타내는 색 왜곡 값을 산출하는 단계, 색 왜곡 값이 미리 설정된 임계 색 왜곡 값에 수렴하도록 복수의 픽셀들에 대한 제n+1 프레임의 게인을 결정하는 단계, 및 제n+1 프레임의 게인을 복수의 픽셀들에 대한 RGBW 데이터에 적용하는 단계를 포함한다(단, n은 1이상의 정수).</abstract><oa>free_for_read</oa></addata></record>
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subjects ADVERTISING
ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICESUSING STATIC MEANS TO PRESENT VARIABLE INFORMATION
CRYPTOGRAPHY
DISPLAY
EDUCATION
PHYSICS
SEALS
title DISPLAY DEVICE AND IMAGE DATA PROCESSING METHOD OF THE SAME
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