How to carry out various value added services utilizing existing digital CATV systems is becoming an important topic.
如何利用现有的数字CATV系统开展各种增值业务已成为一个重要课题。
The digital CATV system is more and more welcome because of its high-quality AV effect and practical value-added service.
数字广播电视以其优质的音像效果和实用的增值业务受到人们欢迎。
Starting from the first implementation of digital TV broadcasting, the applications of set top converters in DBS and CATV are described in this paper.
从数字电视广播的首次实现入手，介绍了机上变换器在卫星直播和CAT V中的应用。
With digital TV replacing analogue TV in CATV gradually, the design of digital TV head of CATV is more important now.
随着有线电视中数字电视逐步取代模拟电视，有线电视数字电视前端的设计愈显重要。
It adopts two-direction CATV tech and combines with multiplex public exchanging tech, computer processing and on-line, and digital signal and order tech, composing public communication network.
本发明采用双向CAT V技术结合多信道共用交换技术，计算机处理，联网及数字信令技术组成有线公用通信交换网。
TV: The living room, the study room and all bedrooms equip with CATV for 50 or more programs. The living room equip with Digital TV for 117 programs.
客厅和所有卧室书房都已接通有线电视，可以直接接电视收看50套有线电视节目。客厅安装有数字电视机顶盒可收看117套数字电视节目。
TV: The living room, the study room and all bedrooms equip with CATV for 50 or more programs. The living room equip with Digital TV for 117 programs.
客厅和所有卧室书房都已接通有线电视，可以直接接电视收看50套有线电视节目。客厅安装有数字电视机顶盒可收看117套数字电视节目。
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