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IP&TV支持的服务种类很多,从娱乐类服务到通信服务、从法律法规要求的紧急告警到用户自生成内容等。本文着重围绕娱乐类服务展开,分别介绍了传统的线性/广播类的电视服务、具备特技播放模式的线性/广播类电视服务、按次付费观看服务(PPV)、视频/电视点播(VoD)服务、互动电视(ITV)服务、基于下载的视频内容分发服务、用户自生成内容、音频类服务、游戏类服务和图片类服务等十种类型。
IP & TV supports a wide range of services, from entertainment services to communications services, from emergency alerts required by laws and regulations to user-generated content. This article focuses on entertainment services, introducing the traditional linear / broadcast TV service, the special broadcast mode linear / broadcast TV service, pay-per-view service (PPV), video / VoD service , Interactive television (ITV) services, download-based video content distribution services, user-generated content, audio services, gaming services and photo services.