数字电视光纤传输网络设计毕业论文

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1、 数字电视光纤传输网络设计 系 别：信息科学与技术学院 专 业 班：电子信息工程 1103 班 姓 名： 学 号： 指导教师： 2015 年 5 月 数字电视光纤传输网络设计 The Design of Digital TV fiber optic Transmission Network I 摘 要 随着时代的发展，网络的发展越来越快，光纤网络随着科技的发展不断的向 不同的用户延伸，偏远地区光纤网络需要覆盖到所有的地区，部分村和区需要的 不只一个光节点；再是为适应传输有线数字电视节目和交互数字信息的需求，有 线电视网络逐步向改造升级为综合宽带信息网方向发展。为了适应发展的要求， 必须对 IP

2、TV/DVB 的传输网络进行整体的规划和设计。 本课题对 DVB 和 IPTV 传输系统的特点和功能进行详细的分析，然后从实 际出发，对宜都市城域网的传输部分进行完整的设计，设计出两种方案，分别是 双向 HFC 网络和单向 HFC 网络+IP 网络，之后讨论如何从最好的配置方法和成 本等等方面来设计一个完整的传输网络，经过一系列选择，选定单向 HFC+IP 网 络完成宜都市城域网的传输网络的设计，对选定的方案即 DVB/IPTV 传输网络 进行详细的配置，画出路由图，计算出指标分配，经验算后，得出最后的方案。 关键词：DVB IPTV 传输网络 II Abstract The developm

3、ent of the network more and more quickly, the fiber with the development of science and technology constantly extending to different users, remote area optical network need to cover all the area, part of the village area needs more than one node; another is to adapt to the transmission of digital ca

4、ble television program and interactive digitalinformation needs, cable television network to transform upgrade forintegrated broadband information network development. In order to meet the requirements of the development, must carry on the overall planning and design of the IPTV/DVB transmission net

5、work. In the subject, we on the DVB and IPTV transmission system features and functions in detail, and then from the reality, transmission parts of ametropolitan area of Yidu city for the complete design, we design two schemes, respectively is the bidirectional HFC network and one-way HFC Network +

6、IP network, and then discuss how to the best configuration method and funds to design a complete man transmission network, the designselected one-way HFC+IP network transmission network of Yidu Citymetropolitan area network, the selected scheme that DVB/IPTV transmission network detailed configuration, draw the route chart and index allocation map, after a series of operations, that our final result, shows that its application in practice. Key words:DVB IPTV Transmission network III 目 录