主要工作有：基于快速傅立叶变换与声学模型的音频数字水印算法研究。
Main ideas as follows: Research of audio digital watermark Algorithm based on Fast Fourier Transforms and psychoacoustic auditory model.
研究了基于宏块置乱的视频数据加密技术。
This paper presents a video encryption approach by MacroBlock permutation.
研究了基于宏块置乱的视频数据加密技术。
This paper presents a video encryption approach by MacroBlock permutation.
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