由于电信网、计算机因特网、有线宽带网的大规模开发应用是发展所趋,而以计算机为核心的集中了图像、文字、声音等处理技术的多媒体技术也彼人所青睐。因此利用现有的或正在发展的网络传送被人所青睐的多媒体信息,使人们可以在任何时间、任何地点通过网络获得所需要的多媒体信息成了世界性研究热点,从而诞生了多媒体通信技术。 As the telecom network, computer Internet, cable broadband network is the development of large-scale development trend, and to the computer as the core of the centralized image, text, sound and other processing technology multimedia technology is also favored by others. Therefore, the use of existing or developing networks to transmit popular multimedia information, so that people can obtain multimedia information anytime, anywhere through the Internet has become a worldwide research hotspot, resulting in multimedia communication technology.