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Image에 따른 효과적인 LCD 백라이트 Block 단위 Nonideality 및 Cross-talk CompensationEfficient Image Specific Block Based LCD Backlight Nonideality and Cross-talk Compensation

Other Titles
Efficient Image Specific Block Based LCD Backlight Nonideality and Cross-talk Compensation
Authors
한원진유재희
Issue Date
2011
Publisher
대한전자공학회
Keywords
LCD; Backlight; Crosstalk Compensation; Image Quality
Citation
전자공학회논문지 - SP, v.48, no.4, pp.38 - 48
Journal Title
전자공학회논문지 - SP
Volume
48
Number
4
Start Page
38
End Page
48
URI
https://scholarworks.bwise.kr/hongik/handle/2020.sw.hongik/20235
ISSN
1229-6384
Abstract
Backlight Profile과 Image Pixel의 Homogeneity 분석을 통한 Block 단위 LCD Backlight Nonideality 및 Crosstalk Compensation 방안이 제안되었다. Image에 따라 Block Size 및 연산에서 제외되는 Block 범위 그리고 연산에 고려되는Backlight 범위를 최적화하여, 화질을 유지하면서 연산량을 최소화시켰다. 실제 영상을 바탕으로 하는 Simulation을 통해 제안된 Compensation 연산량과 화질이 평가되었다.
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