中国电信云南公司超高清（UHD）4K智能机顶盒技术规范（V1.0）2015年9月中国电信集团云南分公司修订记录日期更改控制单目录中国电信云南公司超高清（UHD）4K智能机顶盒.....................................11技术规范（V1.0）..............................................................112015年9月...................................................................11中国电信集团云南分公司........................................................111适用范围............................................................552引用标准............................................................663缩略语..............................................................774终端定义............................................................995机顶盒性能要求....................................................10105.1STBID定义...........................................................10105.1.1STBID定义.......................................................10105.1.2STBID结构.......................................................10105.2机顶盒出厂预配置.....................................................10105.3机顶盒软硬件性能基本要求.............................................13135.4机顶盒硬件要求.......................................................14145.4.1内置硬件要求........................................................15155.4.2盒端前面板要求......................................................16165.4.3功耗及供电要求......................................................16165.4.4外部接口...........................................................17175.4.5遥控器要求.........................................................18185.4.6产品认证要求.....................................................19195.5系统及软件要求..........................................................19195.5.1系统引导............................................................19195.5.2权限管理API（可选）................................................20205.5.3应用支持............................................................21215.5.4系统升级要求........................................................22225.6编解码要求..............................................................23235.6.1解码要求............................................................23235.6.2编码要求............................................................25255.7系统开关机要求..........................................................25255.7.1开机方式............................................................25255.7.2图像信号............................................................25255.7.3开机过程............................................................26265.7.4系统关机............................................................26265.8操作要求................................................................26265.9ITV应用要求.........................................................27275.9.1页面要求.........................................................27275.9.2电视直播.........................................................27275.9.3点播.............................................................27275.9.4即时时移.........................................................27275.9.5电视回看.........................................................28285.9.6图像质量.........................................................28285.9.7声音质量.......................
