第四代电视技术——高清晰度电视正在全球范围内蓬勃发展。OTT无疑是最近一段时间三网融合领域的亮点之一,电信运营商希望借OTT促进用户升级带宽,提高ARPU值;电视台或者视频网站希望借OTT开拓付费视频收入,摆脱收入基本靠广告的模式;有线电视运营商想通过OTT留住现有用户,提升用户使用有线网络的时间;节目商想通过OTT扩大新媒体收人,直接向用户收费,从过去向电视台、视频网站、电信运营商等销售节目的B2B模式转向直接向用户收费的B2C模式;设备软件厂商希望通过 The fourth generation of television technology - high-definition television is booming worldwide. OTT is undoubtedly one of the bright spots in the field of triple play in the recent period. The telecom operators hope to use OTT to promote users to upgrade the bandwidth and raise the ARPU value. Television stations or video websites want to borrow OTT to develop paid video revenue and get rid of the mode of income basically relying on advertisements. Cable operators want to keep existing subscribers through OTT and improve their access to the wired network; programmers want to expand new media revenues through OTT, charge users directly, and sell to television stations, video websites and telecom operators from the past The B2B model of the show turns to the B2C model that charges users directly; the device software vendor hopes to pass