基于微波传输的地面数字电视系统关键技术研究  

Research on Key Technologies of Terrestrial Digital Television System Based on Microwave Transmission

作　　者：徐家民 XU Jiamin(Guangdong Alchuang Communication Technology Co.,Ltd.,Guangzhou 510235,China)

机构地区：[1]广东阿尔创通信技术股份有限公司,广东广州510235

出　　处：《通信电源技术》2023年第15期215-217,221,共4页Telecom Power Technology

摘　　要：无线电技术已成为人们生活中不可或缺的一部分,这要得益于地面无线数字广播技术的发展。该技术利用微波进行信号的无线传输,因其便利性和相对低廉的成本成为人们首选的传输技术。但该技术仍存在信号干扰因素繁多、受波谱限制等缺点。为了推动数字广播电视系统的发展,从其系统所使用的技术逐一阐述,列出构建地面数字电视系统的问题所在,并提出相关的改进思路。Radio technology has become an indispensable part of people’s life,thanks to the development of terrestrial wireless digital broadcasting technology.This technology uses microwave for wireless signal transmission,because of its convenience and relatively low cost to become the preferred transmission technology.However,this technology still has many disadvantages such as signal interference factors and spectrum limitation.In order to promote the development of digital broadcasting television system,this paper expounds the technology used in the system one by one,lists the problems in constructing terrestrial digital television system,and puts forward the related improvement ideas.

关 键 词：数字电视 微波传输 组网优化 

分 类 号：TN943.2[电子电信—信号与信息处理]