This system realize the chaos arithmetic directly by hardware and non - chaos synchronization communication by chaotic pulse position modulation technology 该系统直接用硬件实现混沌迭代算法，运用混沌脉冲位置调制技术实现无混沌同步通信。
The novel chaos synchronization method is then applied to chaos masking secure communication system and simulation is performed . many simulations indicate the validity of the method 将这种新的混沌同步方法应用于混沌掩模保密通信系统中，进行了保密通信的仿真研究，大量仿真结果表明了该方法的有效性。
Considering the discord of definition of chaos synchronization and different problem in practice , this paper the definition of chaos synchronization , a class of symbolic dynamical system describing chaos map is studied 系统地介绍了混沌的基本概念和定义、混沌的主要特征、混沌的测度、耗散系统中的混沌等，研究了一类描述混沌映射的符号动力系统。
Considering the discord of definition of chaos synchronization and different problems in practice , the author offers his definition of chaos synchronization , and classifies them based on the definition , which establishes foundation to research it systematically and profoundly 在此基础上，对混沌同步问题给出了自己的分类方法，为混沌同步问题能够更加系统、深入地进行研究奠定了基础。
Because chaotic signal has characteristic of broad bandwidth and like - noise , chaos has potential application in secure communication system . this dissertation extends theoretical foundation and offers theoretical method of chaos synchronization and its application in secure communication 本文通过对混沌系统及其同步方法的理论和应用的研究，为混沌系统的同步方法及其在通信中的应用扩充理论基础和提供理论方法。
This paper researches deeply and compared about some kind of chaos synchronization methods by systematical analysis and numerical simulation method , which include pecora - carroll synchronization method , feedback synchronization method , couple synchronization method and self - adapt synchronization method 文章重点通过系统分析和数值模拟方法对实现混沌同步的各种方法进行了深入研究,包括pecora - carroll同步,反馈同步,耦合同步,自适应同步。
Chaos synchronization problem is particular with two points , that is , both the thickness of sliding mode field at equilibrium point and output of controller at equilibrium point should be zero . a scalar vss controller is designed , and simulation results show that the synchronization technique is effective 根据变结构控制原理和结合混沌同步问题的特殊性，即滑模区在平衡点处的厚度为零和控制器的输出为零的要求，设计了一种基于单变量的变结构混沌同步控制器。
The features of existing chaos synchronization methods are analyzed . a novel chaos synchronization method is presented , which has the following advantages : synchronization can be realized for not only alike - structure chaos system but also different - structure chaos system , not only applying to continuous system but also to discrete system , it is not necessary to consider the initial conditions in synchronization , and no necessary to calculate conditionally lyapunov exponent . a lot of simulation results indicate the effectiveness of the method 分析了现有混沌同步方法的特点，提出了一种新的混沌同步方法，该方法只有如下一些优点：既可以实现同构混沌系统的同步，也可以实现异构混沌系统的同步，既可以应用于连续系统也可以应用于离散系统，同步时不需要考虑初始条件，也不需要计算条件李亚谱诺夫指数，大量的仿真结果表明了该控制方法的有效性。
Based on the theory of nonlinear dynamics system , this paper discusses the theory about wireless chaos security communications and its history and status quo of development , then emphasizes the new communication technology - chaotic pulse position modulation , and the realization of non - chaos synchronization wireless security communication system using the technology 本文以非线性动力学系统理论为基础，论述了无线混沌保密通信的相关理论及发展历史和现状，并着重讲述了混沌脉冲位置调制( chaoticpulsepositionmodulation )这一新颖的通信技术，和利用此技术实现的无混沌同步的无线保密通信系统。
In view of drive - response chua ' s circuit chaotic synchronization system , chaos synchronization self - maintenance is put forward in this thesis , it solves the present problem of how to stimulatingly transmit useful signal and chaos synchronization control signal in the same one channel , as a result , it establishes the groundwork of putting chaos into practical application of engineering and communication field 本文针对驱动?响应式chua电路混沌同步系统，提出混沌同步系统的自保持特性，解决了目前在混沌保密通信中，如何在同一信道中同时传输明文信息和混沌同步控制信号，为混沌同步在工程、通信领域的实际应用奠定了基础。
