摘要
数字电视网络要重视质量,重视技术指标测量。对数字有线电视传输网络的要求、技术指标测量进行了详细的剖析,特别对数字平均功率电平、BER、MER及星座图间关系、具体要求和精度进行了阐述,并客观地介绍了数字电视网络仪器的配置及要求。
The author focuses on the high quality digital cable TV transmission and measurement, el, BER, MER and constellation map as well as ments of digital TV. of integration of Tri Net, it analyzes the requirements for the especially interprets the relation of average digital power levthe accuracy. In addition, it introduces the criteria of instru-ments of digital TV.
出处
《中国有线电视》
2012年第3期257-261,共5页
China Digital Cable TV
