[1]Department of Electronic Engineering, Ming Chi University of Technology, New Taipei 243;
[2]Department of Electrical Engineering,National Formosa University, Huwei Township 632;
[3]Department of Computer Science and Information Engineering, National Taipei University, New Taipei 237, and also with the Department of Information Management, Chaoyang University of Technology, Taichung 41349;
无线多媒体网络; 加密方法; 移动设备; 产品; 多重; 数据加密标准; 安全级别; 应用软件;