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10.普通的模拟电视机能否收看数字电视信号节目?可以,但有条件,即另购置数字机顶盒(也称顶置盒 set top box 简称 STB),可通过机顶盒(STB)数/模转换的方法来实现。11.何谓机顶盒?所谓的机顶盒(STB),就是用户放置在电视机上面进行多媒体信息查询的交互(VOD)通讯设备,也称为综合接收/解码器。机顶盒是 VOD(Video on Demand—视频点播)、ITV(Internet TV)等系统中最重要的用户端设备。机顶盒最大的用途就是用普通模拟电视机接收数字电视信号节目。机顶盒外表很像一台 VCD 机,前面板上有液晶显示屏和几个按钮,后面板上则有天线插口和音视频输出插口(接模拟电视机)。机顶盒实际是一个条件接收(conditional access)系统装置。
10. Can a normal analog TV watch digital television signal programs? Yes, but conditional, that is to purchase a digital set-top box (also known as set-top box set top box referred to as STB), through the set-top box (STB) to fulfill. 11. What is a set-top box? The so-called set-top box (STB) is an interactive (VOD) communication device that a user places on top of a television to query multimedia information, also known as an integrated receiver / decoder. Set-top box is VOD (Video on Demand-Video on Demand), ITV (Internet TV) systems such as the most important client device. The biggest use of set-top box is to use ordinary analog TV receiver digital TV signal programs. Top box looks like a VCD machine, the front panel has a LCD screen and a few buttons, the rear panel has an antenna jack and audio and video output jack (then analog TV). The set-top box is actually a conditional access system device.