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Chapter three (the methods of generating chaotic signal and its applications): In this chapter firstly the mechanism that a simple kinetic system, subsection linear map system, can generate chaotic phenomena is affirmed, the characteristics of correlation function of the chaotic signal generated by this system are simulated, on this basis a simple applicable method for generating chaotic signal is given; secondly some typical circuits generating chaotic signal are designed, also use operational amplifier to design a third -order autonomous circuit with chaotic dynamics. The basic mechanism and typical structures of chaos in the application of communication are introduced systematically and a simple method is provided for generating pseudo random code signal; At last Chaotic signal is applied into the analysis of system characteristic.

第三章(混沌信号产生方法及其应用)首先针对一类简单动力学系统——分段线性映射系统能够产生混沌现象的机理及由该系统所产生的混沌信号的自协方差函数特点进行了证明和计算机仿真，提出了软件产生混沌信号的一种实用方法；其次分析讨论了几种能够产生混沌信号的典型混沌电路，提出了用运算放大器与阻容元件实现三阶自治混沌电路的基本原理；概述了混沌在通信领域中应用的基本原理和典型结构，提出了产生伪随机码信号的一种简单方法；最后将混沌信号用于系统的特性分析中。

Compared with traditional logic circuits and gate arrays, FPGAs have different structures.

FPGA与传统逻辑电路和门阵列相比具有不同的结构。

It is intended for radial and looped low-and medium-voltage circuits.

该设备的目的就是为了判定径向和环形的低、中电压电流短路。

And after that, I also e-CMOS integrated circuits in the design of low-energy field independent research.

在这之后，我又在 CMOS 电子集成电路低能化设计领域进行了独立研究。

The magnetic flux linkage equations and voltage equation are established according to the magnetic circuits and the magnetic conductance equation is listed according to the relations among magnetic flux, current and magnetic circuit.

模型从三相五芯柱变压器磁路出发，建立了磁链方程、电压方程，并根据铁芯和铁轭的磁通和电流关系及磁路关系列出磁导计算方程；给出了仿真模型的参数确定方法，其中参数确定与变压器的结构紧密相关。

This monitor is composed of magnetoelectricity rotating speed sensor, signal plastic circuits, measuring unit, DSP system, data communication unit, LED display unit and keyboard unit.

监测仪的串行通讯接口采用了CAN总线与主控制室的计算机连接，并为其设置了可靠的数据通信协议。

The construction of manufactured experiment box and the circuits of the main module are introduced.

对所制作的实验箱的组成与主要模块电路进行了介绍，给出了主要模块的测试和实验结果。

Topics covered include: nonlinear ordinary differential equations; planar autonomous systems; fundamental theory: Picard iteration, contraction mapping theorem, and Bellman-Gronwall lemma; stability of equilibria by Lyapunov's first and second methods; feedback linearization; and application to nonlinear circuits and control systems.

课程的主题包括：非线性常微分方程组；二维自治系统；与课程相关的基本理论，如比卡迭代法，压缩映射定理，Bellman-Gronwall引理，平衡点稳定性分析的李雅普诺夫第一种方法和第二种方法，反馈的线性化；以及非线性电路和控制系统的实际应用。

The technique gives analytical formulae for the noise performance of inductively degenerated CMOS low noise amplifier circuits with an ideal gate inductor for a fixed bias voltage and nonideal gate inductor for a fixed power dissipation, respectively, by mathematical analysis and reasonable approximation methods.

针对定偏置电压下理想栅电感和定功耗下的非理想栅电感两种情形，利用数学分析和合理的近似方法分别进行了详细的讨论，给出了简洁而有效的分析设计公式。

Representation, Mathieu equation is a typical nonlinear equation, and its stability character would be a new subject for the mesoscopic circuits.

马丢方程是典型的微分方程，它的稳定性对介观电路的影响还是一个全新的课题。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。