In the wireless channel, can provide to the multimedia (including voice, image and data) in support of the business has become the development trend of the twenty-first Century communication system. However, its implementation must solve two problems one is the source for efficient compression in order to make full use of the limited channel bandwidth.-In the wireless channel, can provide to the multimedia (including voice, image and data) in support of the business has become the development trend of the twenty-first Century communication system. However, its implementation must solve two problems　one is the source for efficient compression in order to make full use of the limited channel bandwidth.