基于图像CDF阈值的LCD-TV动态背光主亮度提取算法及其硬件实现

1.华南理工大学,电子与信息学院,广东,广州,510640

2.华南理工大学,电子与信息学院,广东,广州,510640

3.广东平板显示产业技术研究院,广东,佛山,528200

Dynamic Backlight Signal Extraction Algorithm Based on Threshold of Image CDF for LCD-TV and its Hardware Implementation

提出了一种基于积累分布函数(CDF)阈值的动态背光液晶电视背光信号提取算法,可动态控制液晶电视背光亮度以达到降低功耗、提升对比度的目的.该算法亦能通过调节CDF阈值有效控制显示图像失真率,可有效提升液晶电视画面质量.对提出的算法硬件电路进行了设计,进一步证明了该算法的可实现性.

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