同步

The Poincare map, Lyapunov exponents and capacity dimensions are derived by time series.

在分析了永磁同步电动机的混沌机理之后，本文研究了永磁同步电动机的控制和反控制方法。

On the subject of the composition and working principle of the proposed system, the control module, motor diffluence module and distribution module of hydraulic system, position detecting module and PLC control module of electric system are analyzed and designed.

针对该系统的组成和工作原理，具体分析设计了液压同步控制系统的控制阀组、马达分流模块、配油模块；电气同步控制系统的位置测量模块、 PLC 控制模块等。

The output of the oil circuit of the pilot valve bank is connected respectively to six synchronous diffluence motors and six corresponding oil distributing modules.

本发明公开了一种水轮机筒阀电液同步控制系统，系统由控制阀组、分流马达和配油模块三部分组成，控制阀组油路的输出分别接于六个同步分流马达及相应的六个配油模块。

In this paper, a carrier frequency synchronization algorithm based on autocorrelation has been introduced and realized in FPGA firstly, especially the Cordic algorithm and its realization. Secondly, two symbol synchronization algorithm based on crosscorrelation and autocorrelation are introduced and implemented in FPGA, then the comparison between them is made in the view of realization. Besides, the methods of area diplex and pipelining are embodied in implementation scheme of FPGA.

本文首先介绍了一种基于自相关的载波频率同步算法，给出了它的FPGA实现方案，重点讲述了其中用到的Cordic算法及其实现；然后介绍了分别基于互相关和自相关的两种符号同步算法，给出了各自的FPGA实现方案，从实现的角度比较了两种算法的优缺点，并且在FPGA设计中体现了面积复用和流水线操作的设计思想。

In this paper, the method of synchronizing chaos by driving of discrete chaotic system in continuous chaotic systems is proposed. The logistic map, Henon map and the system of Lorenz are taken as three typical examples.

提出了用离散混沌系统驱动连续混沌系统导致其同步的方法，以逻辑映象、Henon映象、Lorenz系统为例，数值地研究了这种混沌同步方法。

The concept of synchronization and several kinds of classical synchronization method are given, then the parameter identification process of chaotic system based on adaptive synchronization is given. Parameter identification problem can be converted into optimization with a given index function. Finally the paper explains the whole process with discrete Henon system and continuous Lorenz system.

首先，介绍了同步的定义和几种经典的同步的方法，说明了基于自适应控制方法的混沌系统参数辨识过程，并把参数辨识问题转化为对性能指标的优化问题。

The double speed synchronous sampling method is introduced to harmonic analysis,and the corresponding algorithm model is deduced.

给出了双速率同步采样法用于谐波分析的算法模型，仿真结果表明，与普通同步采样算法相比，本方法具有更高的精度。

The characteristic of the method is that driving condition and clock pulse for flip-flops are obtained at first hand by means of the state transitio n drawingand that designing asynchronous sequential cir-cuits and synchr onous sequential circuits can be unified.

时序逻辑电路可分为同步和异步，然而采用传统的时序电路的设计方法时，即使是同步时序电路的设计也需要7步[3]，要进行复杂的计算来求状态方程、驱动方程，既繁琐又容易出错；对异步设计就更为复杂了。

The invention discloses a MicroTCA system, which comprises an MCH, and a clock card and a plurality of AMC cards connected with the MCH, wherein the clock card includes a clock selection unit for selecting a clock source and outputting, and a phase locking unit for generating a system synchronous clock from the clock source selected by the clock selection unit of the clock card; and the MCH includes a clock drive unit for driving the system synchronous clock generated by the clock card to the plurality of AMC cards connected with the MCH.

本发明公开了一种MicroTCA系统，包括：MCH、与所述MCH连接的时钟卡及多个AMC卡，其中，所述时钟卡包括：时钟选择单元，用于选择时钟源并输出；锁相单元，用于将所述时钟卡的时钟选择单元所选择的时钟源生成系统同步时钟；所述MCH包括：时钟驱动单元，用于将时钟卡所产生的系统同步时钟驱动到与所述MCH相连的多个AMC卡。

It's also very convenient if everyone's watch can be adjusted or changed to the DST mode automatically.

只需按一个按键，甚至可以设置成自动同步，就可以随时获取准确而同步的时间信息了。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。