摘要
本文主要探讨DVB-T关键技术参数的概念、作用,以及在组网中的选用思路。
A detailed introduction is given to DVB-T technical parameters, such as channel modulation and coding, subcarrier modulation, protection interval, effective bit rate, theoretical reception threshold C/N and SFN synchronization. With the neiwork cost, effectiveness, reliability and other factors comprehensively considered, the basic ideas of parameter selection are put forward.
出处
《广播与电视技术》
北大核心
2006年第5期52-58,8,共7页
Radio & TV Broadcast Engineering
