由混沌映射驱动得到的伪随机二进制序列应确保有足够的比特安全性。
Sufficient bit security is necessary for pseudorandom binary sequences drived by chaotic maps.
提出了一种基于一维无限折叠混沌映射的直接扩谱序列构造方法。
This paper propose one method of constructing direct spreading sequences based on one -dimensional chaotic maps with infinite collapse.
采用二维离散混沌模型，研究了从混沌序列到加密因子序列的映射方法。
Mapping method about chaotic sequence is researched to encryption factor sequence using two-dimensional discrete chaotic model.
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