So now the key problem is to use the DVD and DVB technology to design a kind of new combo product. In the paper we use the MPEG2 technology and theory of DVD and DVB to analyze and design the combo system.

• 在DVD产品各方面日益成熟和DVD产品在新的市场中不再有任何好机会的情况下，能够在DVD产品上增加附加特色功能比如数字电视接收机DVB等对各商家和企业就显得更加重要、迫切，所以随之而来的关键问题就是DVD和DVB系统复用的实现和设计。