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近年来,随着我国市场经济和人们物质生活水平的不断提高,电视已经成为茶余饭后必不可少的娱乐项目。数字电视使电视技术进入下一个时代,数字电视系统是以数字方式处理信号的端到端的系统。采用数字技术可以使各种电视设备比原来设备具有更高的技术性能和画面质感,同时在数字技术推广之余,还应该推进宽带业务的建设,使突飞猛进的电视广播进入更成熟的时代。
In recent years, with the continuous improvement of China’s market economy and the material and living standards of people, television has become an indispensable entertainment item after a gossip. Digital television has brought television technology to the next era, and digital television systems are end-to-end systems that digitally process signals. Using digital technology can make all kinds of television equipment have higher technical performance and picture quality than the original equipment. In addition to the promotion of digital technology, it should also promote the construction of broadband services and make the rapid progress of television broadcasting enter a more mature era.