A chaotic speech encryption algorithm combining cat map and Logistic map is implemented on the system.
文章首先介绍了数据加密技术、音频编解码技术和DSP技术；然后详细给出了系统的软硬件设计方案；采用的加密算法是一种结合猫映射和Logistic映射的混沌语音加密算法。
参考来源 - 基于DSP的语音保密通信系统设计Finally, the thesis is concluded by pointing out some further research directions on the research of IP voice encryption.
最后总结全文，指出了IP语音加密进一步的研究方向。
参考来源 - IP语音混沌加密算法研究This article is about the research of encryption technology based on chaotic ciphers, involving the following two aspects:the applications of chaotic ciphers to audio encryption and image encryption.
本文所研究的是基于混沌密码的信息加密技术,主要涉及以下两个方面:混沌密码在语音加密方面的应用;混沌密码在图像加密方面的应用。
参考来源 - 基于混沌密码的信息加密技术研究In this dissertation,a voice encryption system based on ARM microprocessor and Linux embedded operating system is reserched and designed.
本文研究并设计了一个基于ARM微处理器和嵌入式Linux操作系统的语音加密系统。
参考来源 - 基于ARM9的语音处理系统软硬件设计·2,447,543篇论文数据，部分数据来源于NoteExpress
提出一种利用时空混沌同步的数字语音加密通信方案。
One scheme of digital speech encryption communication with spatiotemporal chaotic synchronization was proposed.
提出一种利用时空混沌同步的数字语音加密通信方案。
An encryption approach to digital communication by using spatiotemporal chaos synchronization is proposed.
最后总结全文，指出了IP语音加密进一步的研究方向。
Finally, the thesis is concluded by pointing out some further research directions on the research of IP voice encryption.
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