This paper emphasizes on the implement of software that accomplishes the process of data synchro - nization with syncml protocol in communication devices , and several methods are presented to optimize syncml data synchronization protocol 课题的研究过程中参考了国内外关于syncml数据同步协议的文献,着重进行协议的软件实现,并提出协议优化方案。
This article introduces the principle , working mode and working process of time synchronization protocol , and then discusses the solutions to ntp in campus network by referring to the actual network structure of xingtai university 摘要介绍了时间同步技术中的时间同步协议的原理、工作模式和工作过程，并结合我院校园网的实际网络结构，讨论了ntp在校园网中的解决方案。
" developerworks , october 2001 provides an overview of the open industry specification for data synchronization that delivers a uniform synchronization protocol for connecting multiple devices over any network to any data store ” （ developerworks ， 2001年10月）概述了针对数据同步的开放的行业规范，该规范提供统一的同步协议，用来通过任意网络把多个设备连接到任意数据存储上。
In this paper , we analyse the capability of syncml protocol based on the understanding of formal specification of syncml and propose appropriate extension for embedded system development . an implementation is also given based on the platform of pda phone 本文在对syncml数据同步规范研究的基础上,分析syncml同步协议能力,结合嵌入式系统开发的特点提出对协议的扩展,并在智能手机软硬件平台上实现syncml功能。
Firstly , this paper introduces the background of syncml data synchronization applications as well as their development tendency , and analyses the structure of syncml protocol stacks together with its protocol components . after that the paper also discusses relations between compositions of syncml protocol 首先,介绍了syncml数据同步技术产生的背景、发展现状及趋势,分析了syncml数据同步协议栈的架构和组成协议栈的各协议的层次关系及主要内容。
Syncml as a standardized data synchro - nization protocol has been accepted widely in the mobile communication industry , and can accomplish the process of synchronization among any networks , data types , as well as devices . therefore it has a promising and valuable application 同步标注性语言syncml作为移动通信领域已经标准化的数据同步协议,能够完成任何网络、任何数据类型、任何设备之间的数据信息的同步,因此具备广阔的应用前景和极大的应用价值。
After study on real - time distributed system and real - time corba specification , a model of end - to - end system is overall analyzed . in order to build a schedulability system , we discuss scheduling algorithm and synchronization protocol . at the same time , we use perts to assign priority to real - time corba task , and enhance schedulability of whole system 在研究了实时分布式系统和实时corba规范的基础上，论文全面分析了端到端系统的模型，论述了实时corba端到端的调度算法及同步协议，并结合perts工具指出如何委派实时corba任务的优先级，从而提高了整个实时corba系统的可调度性。
The mobile device use a common data transfer protocol to exchange data with the enterprise database server . this model is based on a data sync protocol named syncml , and has been implemented in a practical system . the system is based on the project ? “ sale management systems ” of the shanghai songbang electric incorporation 本文在分析比较目前国内外流行的数据同步协议的基础上,给出了一种新的基于syncml协议的通用移动同步模型( multipledatabasesyncmodel ,简称mdbsm ) ,并在实际项目中验证,在模拟状态下实现了嵌入式设备上的数据库与远程的企业数据库上的数据同步。
The main researches in the thesis list below : summarize the total development of data synchronization technology in both domestic and abroad , and then analyze the products and protocols of data synchronization at present . research the component and key technology of syncml protocol thoroughly , improve the origin conflict resolution mechanism . a new common multiple database synchronization model ? mdbsm is proposed , it can be used in common data exchange in isomerous databases 主要在以下几个方面做出了实际的研究工作:总结了目前国内外在数据同步应用的发展情况,对现有的数据同步产品和数据同步协议进行分析;深入研究了syncml协议的各组成部分和关键技术,改进原协议的冲突解决设计;给出并实现了一种应用于同步异构数据库操作的mdbsm模型;最后是同步系统的测试。
The data processing part includes fft , filter and averaging , calibration algorithm , smith chart designing , s - parameter algorithm , transmission and reflection caculating , etc . the hardware interface consists of control information protocol , data transfer protocol , status information protocol and the synchronization protocol of the transfer of all the above information 数据处理部分包括快速傅里叶变换、滤波与平均、用s参数表示的传输反射特性算法、表示阻抗特性的史密斯圆图算法、校准补偿算法、以及实时测量的实现算法等。接口部分包括控制信息协议、数据传输协议、状态信息协议以及上述各种信息传输的同步协议。
