论文部分内容阅读
基于CATV和PSTN的VOD多媒体数字机顶盒,提出了几种实现双向通信以完成电子节目指南的设计方案,对各种方案的优缺点进行了详细的讨论,并介绍了所采用方案的实现方法。
Based on the CATV and PSTN VOD multimedia digital set-top boxes, several schemes for implementing two-way communication to complete the electronic program guide are proposed. The advantages and disadvantages of each scheme are discussed in detail, and the implementation methods of the schemes adopted are introduced.