随着科技的不断进步,数字技术已被广泛应用,而数字电视的新概念也由此而应运而生。数字电视的真正含义是指从电视节目制作到传输、接收都是数字化,正因为如此,未来的21世纪是数字化高清晰度电视大放光彩的时代。但是,很多人对数字电视的概念并非了解,认为只要冠以这一美称的彩电均是数字电 With the continuous improvement of technology, digital technology has been widely used, and the new concept of digital television came into being. The true meaning of digital television refers to the television from the production to transmission, reception are digital, because of this, the 21st century is the era of digital high-definition television shine. However, many people do not understand the concept of digital television, that as long as the title of this color TV are digital electricity