This paper studies the technologies of digital set top box based on the background.

正是在这个背景之下，本文对数字电视接收机的相关技术进行了研究。

youdao

The digital Set Top Box is also called IRD (integrated receive decoder). Through the Set Top Box, we can receive the digital TV signals with analog TV.

数字机顶盒也称数字电视综合解码器或数字电视综合接收机，通过数字机顶盒可以使用现有的模拟电视收看数字电视节目。

youdao

Consumers need either a set-top box or a digital television - which nearly all new sets are - to receive a picture after the switchover.

消费者需要机顶盒或数字电视机(几乎所有新型电视都是数字电视机)，才能接收转换后的电视画面。

youdao

Of those three, currently only the PlayStation is truly a digital set-top box.

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Almost any existing analogue TV, even a black and white one, can be converted with the addition of a digital set-top box.

BBC: Digital Switchover

Not only does the OS bring in billions in profits, it provides users with a familiar interface, whether it is on their PC, personal digital assistant, set-top box, Tablet PC or cell phone.

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