地面无线数字电视系统传输覆盖措施分析  

Analysis on transmission coverage measures of terrestrial wireless digital television system

作　　者：王友桂 Wang Yougui(Radio and Television Station of Huoqiu County,Lu’an 237400,China)

机构地区：[1]霍邱县广播电视台,安徽六安237400

出　　处：《无线互联科技》2022年第20期4-6,共3页Wireless Internet Technology

摘　　要：电视节目是人们日常生活中的一种娱乐方式,不仅能满足人们的精神需求,还能使观众了解一些生活技能。地面无线数字电视系统通过广播和地面传输,向大众提供电视节目的实时传输。为了优化地面无线数字电视系统结构,文章以地面无线数字电视系统传输覆盖为研究对象,结合影响地面无线数字电视系统传输质量的因素,总结发射机传输功率、信号强度、机械接收性能、漏缆与覆盖方法、接收端5点提高地面无线数字电视系统传输质量的建议,以期提高无线电视传输质量,旨在推动我国地面无线电视的信息化发展。TV program is a way of entertainment in people’s daily life,not only can meet people’s spiritual needs,but also can make the audience understand some life skills.The terrestrial wireless digital television system provides the real-time transmission of television programs to the general public through broadcasting and terrestrial transmission.In order to optimize the structure of the ground wireless digital TV system,the paper summarizes the transmission power,signal strength,mechanical receiving performance,leakage cable and coverage method,the receiver,in order to improve the transmission quality,to promote the informatization of ground wireless TV in China.

关 键 词：地面无线数字电视系统 传输覆盖 多频网 单频网 

分 类 号：TN949.197[电子电信—信号与信息处理]