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. 按照运动检测和垂直相关检测原理,提出一种基于实时动态检测的自适应三维亮色分离方法,通过对图象进行实时动态检测,能使亮色分离自动保持在较好的状态,改善图象的重现质量。