此外，从模拟电视信号到数字电视信号的切换也释放了广阔的频道(698 - 806mhz)。
Also, a large frequency spectrum (698-806 MHz) was freed by switching over from analog TV to the digital one.
自当日起，不再广播模拟电视信号。如果要继续用旧电视收看节目，消费者需要购买转换盒。
On this date, all analog broadcasting will stop, and consumers will need to buy converter boxes to receive programming on their older TVs.
若要对模拟电视信号启用播放，卫星电视接收器需要将数字信号转换为标准电视可以识别和播放的模拟格式。
To enable playback on an analog TV signal, the satellite TV receiver converts the digital signal into an analog format that a standard television can recognize and playback.
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