1、浙江大学硕士学位论文 摘要i硕士学位论文位置服务系统在新一代移动网络中的应用移动通信发展到现在的 LTE 和智能终端的今天,人们对位置服务感到新奇和兴趣十足,全球范围内在新一代移动网络中如何为用户提供更强大的位置服务系统方面,始终还是空白,因此论文主要针对新一代移动网络的位置服务系统来进行研究和探讨。阐述了位置服务系统在新一代移动网络中应用的重大意义及广阔的发展前景,介绍了国内外位置服务系统在移动网络中的发展历程及研究现状;在分析了当前国内外位置服务系统相关研究成果及应用实例的基础上,设计了位置服务系统应有的功能。基于实现位置服务系统功能为出发点,对系统进行了模块化的架构设计。在对当前主流的位
2、置服务算法进行了研究和对比优缺点后,为提高用户位置定位的精准性和可用性,确定了以基于小区的算法、基于基站的算法、A-GPS 算法、以及改进实现了的一种混合位置算法等,应该到本系统中。同时对位置服务系统的各个接口进行了设计,如位置服务系统到 HLR 的接口、到MSS/SGSN 的接口、到 GGSN 的接口、到计费中心的接口等。位置服务系统做到了多种接入,方便话单采集,精准计费,和其他的可扩展应用。对整个位置服务系统进行了详细的设计说明,对算法和系统各个功能进行了模拟实验,以实验示例验证了算法和系统的可用性,以达到位置服务系统在新一代移动网络中应用的目标。关键词:位置服务,定位算法,定位系统,LT
3、E浙江大学硕士学位论文 AbstractiiAbstractDevelopment of mobile communications to the current LTE and intelligent terminals today, people feel strange for location-based services and interest it in full, The worldwide how to provide users with a more powerful position service system in the new generation of mob
4、ile networks, and it is still blank, The thesis is therefore the location service system for next-generation mobile network for research and study.Described the location service system applications in next-generation mobile networks and the significance of broad prospects for development, introduced
5、 the new generation mobile network both at china and abroad in the development and research status of location services system. Analysied the current domestic and international research location service system results and application examples, Designed the location service system functions. Based on
6、 location service system function as a starting point, the system designed as modular architecture. After studied and compared the location of the current mainstream location services algorithmss advantages and disadvantages, in order to improve positioning accuracy and availability of the user, ide
7、ntified the cell-based algorithm, the based on the base station algorithm , the A-GPS algorithm, the improve hybrid position algorithm, into the system .Designed several interfaces, such as the location service system to the HLR interface, to the MSS / SGSN interface, to the GGSN interface, to the b
8、illing center interface.Location service system to achieve a variety of access, convenience, bills collection, accurate billing, and other scalable applications. The location services system has carried on the detailed design specifications and various methods and system function has carried on the
9、simulation experiment, experimental example is given to demonstrate the method and the availability of the system.浙江大学硕士学位论文 AbstractiiiKeyword: location service, positioning method, positioning system, LTE浙江大学硕士学位论文 目录I目录摘要 .错误!未定义书签。Abstract.ii第 1 章 绪论 .11.1研究背景及意义11.2国内外研究现状1浙江大学硕士学位论文 目录II1.3论文主要研究内容11.4拟解决的关键问题11.5论文浙江大学硕士学位论文 目录III的组织结构1第 2 章 系统架构和流程设计 .12.1软件设计12.1.1系统架构12.1.浙江大学硕士学位论文 目录IV2鉴权12.1.3授权12.1.4主叫客户端应用程序浙江大学硕士学位论文 目录V鉴权和授权12.1.5软件组件12.2硬件设计12.2.1浙江大学硕士学位论文 目录VI硬件描述12.2.2系统冗余配置12.2.3组网方式浙江大学硕士学位论文 目录VII12.3呼叫和数据流程设计12.3.1在HSS中存储U