查询词典 synchronization pulse

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。

Chapter 4," Synchronization ," discusses how your driver can synchronize access to shared data in the multitasking, multiprocessor world of Windows XP. You'll learn the details about interrupt request level and about various synchronization primitives that the operating system offers for your use.

第四章，"同步"，讨论驱动程序怎样在 Windows XP 多任务和多处理器的环境中同步访问共享数据，你将详细地学习 IRQL ，学习用操作系统提供的各种同步原语解决同步问题。

This paper tries to found the model of network control system based on the PROFIBUS-DP ISOCHRONE SYNCHRONIZATION mode with the linear system theory, and proves the ISOCHRONE SYNCHRONIZATION mode is an ideal disperse control system.

本文尝试运用线性系统理论建立PROFIBUS-DP等时同步模式数学模型，证明可以作为理想的离散数学系统处理。

Under certain donditions ,the existence of generalized synchronization can be turned to the problem of compression fixed point in the family of Lipschitz functions.Theoretical proofs are proposed to the Lipschitz smooth,H lder continuity and exponential attractive property of generalized synchronization manifold.

若满足一定条件，广义同步流形的存在性问题可转化为Lipschitz函数族压缩不动点问题，并且理论上证明了两类广义同步流形的Lipschitz光滑性、H lder连续性和指数吸引性。

Firstly, the basic concept and convention about formalized stand language LOTOS is introduced, and, the language was improved and extended by adding discrete time domain and time operator to confirm its syntax and semantics rules. Then, a special multimedia synchronization system and implement algorithm is proposed by anatomizing multimedia synchronization problems in distributed environment.

本文首先论述了形式化规范语言LOTOS的基本概念与约定，对其进行了基于时间的改进和扩充，引入了离散时间域和时间操作算子，然后确定其相应的语法定义和语义规则，通过仔细分析分布式环境下的多媒体同步问题，基于时间扩充的LOTOS，给出了一种特殊的多媒体同步系统以及具体的算法描述。

Hence the propagation delay time of master's control signals don't need to be pre-known in the control process of synchronization, and also these criteria are applicable to chaotic complete synchronization of the master-slave Lur'e systems concerning master's control signals without propagation delay.

我们证明了关于该混沌同步问题达到滞后同步或不能达到滞后同步的四个Lur'e型判据和七个频率域判据，给出了优化选择主系统驱动变量的模型。

Utilizing the theory of Lur\'e system,the paper studies the practical synchronization of the system composed by nonidentical cells coupled through quorum sensing.This type of synchronization,which implies the dynamics of each cell is similar but with small difference,is a common kind of phenomenon.

本文利用相约化方法将振子网络的状态方程转化为相应的相方程，然后通过对其相方程进行分析，证明了耦合极限环振子网络在很弱的平衡耦合下就可以实现相同步。

Simulation results show that the proposed algorithm can improve the accuracy of clock synchronization among IGPS base stations and the synchronization accuracy can reach the microsecond order of magnitude.

仿真结果表明，该方法能够提高IGPS基站间的时钟同步精度，使同步精度达到微秒量级。

The two one-way coupled map lattice system point by point feedback synchronization method to effectively realize the two systems take the same parameters, different initial conditions at the time of synchronization.

详细说明：对两个单向耦合映象格子系统提出逐点反馈的同步方法，有效地实现了两个系统取相同参数，不同初始条件时的同步。

This method is pure software,and the code synchronization,demodulation,frame synchronization and data processing are implemented by the MCU program on one chip.

其优点是存在很强的定时分量，容易提取定时信息；同时不存在直流分量，对于大多数采用交流耦合的有线信道来说是很有利的。

Warden: That's a beautiful dog, but don't bring her again.

那是条漂亮的狗，但是不要再把她带来了。

You get up in the morning – no hangover!

你第二天早上起来的时候—不会宿醉！