A model of an adaptive 3-D luminance chrominance is proposed by means of motion detection and vertical interrelating detection,which is used to improve the quality of TV pictures. 按照運動檢測和垂直相關檢測原理,提出一種基於實時動態檢測的自適應三維亮色分離方法,通過對圖象進行實時動態檢測,能使亮色分離自動保持在較好的狀態,改善圖象的重現質量。