运用DES算法对音频信号进行加密处理,主要采用置换和移位运算来实现加解密.-DES algorithm used to encrypt the audio signal processing, mainly replacement and shift operations to achieve encryption.

熊猫主板是一种开放硬件的单板计算机,能够以合理的速度运行 Linux,同时保持价格低廉。建立MATLAB的simulink模型来模拟熊猫主板的硬件支持。-he PandaBoard (www.pandaboard.org) is a low-cost, single-board computer designed for audio, video, and digital signal processing. With R2012b, Simulink provides built-i