The article introduces the design of the demodulator which is separated from the host with DVB common interface, and provides its design architecture, interface connection and operating principle.

• 摘要主要介绍了利用数字视频广播(DVB)通用接口实现解调与主机分离的设计，给出了机道分离模块的设计框图，以及接口的连接方式、通信方法和工作原理。