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概述 数字电视广播技术(包括卫星广播、电缆广播及地面广播)是最近十几年发展起来的高新技术。目前已经成为包括我国在内的全球信息产业的重要组成部分。这一技术的发展,引发了广播电视业界的一场技术革命。广播电视从黑白电视、彩色电视时代,正进入数字化时代。 经过近十几年的努力,数字电视地面广播所必需的数字电视发射机技术,已有了飞速的发展。在已经制定并颁布数字电视标准的国家,数字电视发射机以及相应
Overview Digital television broadcasting technologies (including satellite broadcasting, cable broadcasting and terrestrial broadcasting) are high-tech technologies developed over the past decade. Has now become an important part of the global information industry, including our own. The development of this technology has triggered a technological revolution in the radio and television industry. Radio and television from black and white TV, color TV era, is entering the digital age. After nearly 10 years of hard work, the digital television transmitter technology necessary for digital terrestrial television broadcasting has been rapidly developed. In countries where digital television standards have been established and promulgated, digital television transmitters are well-suited