Date technology application is not only making computer date transmitting in TV channel, but also promoting video and audio date transmitting over Internet.

数字技术的应用不但使计算机数据可以在原来的电视信道中传输，而且也促进了数字视音频数据在计算机网络上的传输。

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A scheme applicable to TV monitoring system is presented for transmitting the addresses of the supervising points and various control information from the head-end equipment in a single channel.

提出一种用于电视监控系统的电路方案，以单通道方式传送监控点地址和前端设备各种控制信息。

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And new innovations such as printed circuit technology and the white space radio spectrum (transmitting data over unused TV channel airwaves as we switch from analogue to digital TV) are all helping to create a world where everything can talk to everything else, and everything to us.

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