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    科学领域:

    • 光学和光子学 在光学和光子学.
    • 信息安全 信息安全
    • 材料科学 材料科学 材料科学

    背景情况:

    • 随机激光器为先进的应用提供独特的特性,例如低空间连贯性.
    • 信息加密需要新的物理现象来提高安全性.
    • 液晶提供了一个可调节的介质,对外部刺激有反应.

    研究的目的:

    • 提出和演示一种动态编码加密方法,利用随机激光器的可调空间连贯性.
    • 探索应用电压,液晶特性和随机激光输出之间的关系.
    • 建立基于光可见度调制的安全信息传输系统.

    主要方法:

    • 通过向液晶样本施加可变的外部电压来调节随机激光的空间连贯性.
    • 使用双隙干扰方法产生多个可见性输出.
    • 使用二进制或四进制系统将信息编码为ASCII代码.
    • 实时电压调制用于动态控制脉冲时间序列.

    主要成果:

    • 通过改变应用电压来实现随机激光空间连贯性的可逆调整.
    • 通过双裂干扰来实现动态编码加密的多个可见输出的演示.
    • 通过二进制/四进制ASCII编码成功加密和传输信息.
    • 对于紧的加密系统,实时调制能力.

    结论:

    • 随机激光器的可调节空间连贯性是动态信息加密的可行机制.
    • 液晶的电光效应为安全应用中操纵激光特性提供了可控制的途径.
    • 这种方法为安全的数据存储和先进的信息加密系统提供了有希望的基础.