基于混沌映射的随机数产生器

Chaos-Based Random Number Generators

在分析了利用分段线性混沌映射产生随机数原理的基础上 ,给出了一种基于混沌的随机数产生器结构 ,设计出了基于此结构的数 模混合电路 在设计过程中很好地解决了混沌映射的初始值设定问题 ,并采用校正电路减小了所得序列的冗余度 ,改善了相关性 最后利用Cadence工具对电路进行了仿真 。

Following the analysis of generating random number using piecewise chaotic map, a structure of chaos based random number generator is proposed Based on this structure, the digital analog hybrid circuit is designed The problem of initial value is handled perfectly during the design process The redundancy is decreased and the correlation is improved by adopting the adjusted circuit Finally, the circuit is simulated by using Cadence tool and the result shows that the scheme is effective