In this paper, the constitution of the synchronous digital system and the definition of clock skew are introduced, and a designing method for clock tree is presented.
文中介绍了同步数字系统的组成和时钟偏移的定义,提出了一种时钟树结构的设计方法,基于该方法用布局布线工具Astro对一个8051芯片进行了自动时钟树分析和指定结构的时钟树分析。
As a maturely developed communication technology,SDH has a broad prospect of application in power system communication network.
同步数字系列(SDH)是近年来发展很成熟的通信技术,对于电力系统通信网有着十分广阔的应用前景。
Pointer adjustments bring 8 bit, or even 24 bit jitter in synchronous digital hierarhy (SDH).
同步数字系列(SDH)中的指针调整引入了8bit或24bit的大幅度抖动,为了处理这一抖动,提出了一种数字化处理方法———自适应预测法,可以作为预处理方法应用于SDH中的四次群时钟恢复。
A scheme based on Synchronous Digital Hierarchy(SDH) technique for radar information transmission is put forward.
本文提出了基于SDH(同步数字系列)传输技术实现雷达数据宽带传输的方案,给出了实现雷达数据传输的SDH网络拓扑结构和虚级联的数据通道分配方案。
Frame structure for synchronous digital hierarchy signal
GB/T15409-1994同步数字体系信号的帧结构
Synchronous digital hierarchy bit rates
GB/T14731-1993同步数字体系的比特率
Methods of measurement for synchronous digital hierarchy(SDH)optical fiber cable line systems
GB/T16814-1997同步数字体系（SDH）光缆线路系统测试方法
Requirements for synchronous digital hierarchy (SDH) optical fiber cable line systems of national public telecommunication network
GB/T15941-1995同步数字体系(SDH)光缆线路系统进网要求
Basic multiplexing structure for synchronous digital hierarchy signals
GB/T15940-1995同步数字体系信号的基本复用结构
Specifications for synchronous digital hierarchy (SDH) multiplex equipment
GB/T16712-1996同步数字体系（SDH）复用设备技术要求
SDH and DXC Standards Passed MPT Appraisal
《同步数字体系》等两项标准通过邮电部技术鉴定
Study on the High Integration Access Method for SDH Backbone Network
同步数字体系骨干网的高集成度接入方法研究
A Comparative Study of PDH、SDH and SONET Technologies
准同步数字系列、同步数字系列、同步光纤网的技术比较及互通
Implementation method of a core SONET/SDH switch with high capacity
同步光网络和同步数字系列大容量交叉的实现
Study of a New-Type Digital Synchronous Valve and Its Application to Synchronous System;
新型数字同步阀及其在同步系统中的应用研究
A Study on Fiber Access and Transport System Based on Synchronous Digital Hierarchy;
同步数字体制光纤接入传输系统若干关键技术的研究
The Research on Digital Control System of Permanent Magnet Synchronization Motor;
永磁同步电动机数字化控制系统研究
Research on Digital Drive System of Permanent Magnet Synchronous Motor;
永磁同步电动机数字化驱动系统研究
A Brief Discussion on the Net Synchronization of Radio & Television Digital Communication System
浅谈广播电视数字通信系统的网同步
Realization of Digital Permanent Magnet Synchronous Motor Control System
永磁同步电机控制系统全数字化实现
Study of Control Strategies of Position Synchronous System Using New-Type Digital Synchronous Valve;
基于新型数字同步阀位置同步系统控制策略的研究
digital-selsyn converter
数字自同步机转换器