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网络视频诞生于1999年,受制于当时网络带宽(拨号上网)和视频压缩技术限制,并没有得到迅速发展。但是,随着近几年各国政府加强电信网络改造和建设,宽带网得以普及,网络带宽问题已基本解决,而视频压缩技术、流媒体技术的发展则为网络稳定传输视频数据提供了技术保障。在国内,历经近五年时间,酝酿已久的网络电视终于浮出水面。2004年5月,国内第一家网络电视央视网络电视在北京开播。经历了小区试验和城区试验,网络电视正式进入城域网商业化试运营阶段。如今,“网络电视”、“IPTV”已经成为人们熟知的词语,也是网上综合搜索引擎的热门关键词。继央视网络
Network video was born in 1999, subject to the then network bandwidth (dial-up Internet) and video compression technology limitations, and has not been rapid development. However, with the improvement of telecom network reconstruction and construction in recent years, the broadband network has been popularized and the network bandwidth problem has been basically solved. The development of video compression technology and streaming media technology has provided technical support for the network to transmit video data stably. At home, after nearly five years, the long-awaited online television has finally surfaced. May 2004, the country’s first online television network CCTV launched in Beijing. Experienced the district test and urban test, network television formally entered the metro commercial trial operation phase. Today, “Internet TV”, “IPTV” has become a familiar word, but also a popular keyword on the Internet integrated search engine. Following the CCTV network