| 用市话在HFC网上点播图文信息 |
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| 引用本文： | 严军,杭月,戴善荣.用市话在HFC网上点播图文信息[J].上海大学学报(自然科学版),1999,5(3):271-275. |
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| 作者姓名： | 严军 杭月 戴善荣 |
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| 作者单位： | 上海大学通信和信息工程学院 |
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| 基金项目： | 国家 8 63高技术计划资助课题!( 863 3 -17-960 4-0 2 ) |
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| 摘 要： | 图文电视是一种实用的数据广播系统 ,在信息领域中与其它系统相比 ,该系统具有明显的优势 .本文提出了一种在单向 HFC网上用市话进行图文信息点播的方案 ,详细论述了网络总体结构、前端发送系统以及处理用户查询点播的 80 31单片机系统 ,并介绍了用户接收系统的结构和功能 .
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| 关 键 词： | HFC接入网 图文点播 CATV 图文广播 电话点播 |
Videotex On-demand over HFC by Telephone |
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| Yan Jun,Hang Yue,Dai Shanrong.Videotex On-demand over HFC by Telephone[J].Journal of Shanghai University(Natural Science),1999,5(3):271-275. |
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| Authors: | Yan Jun Hang Yue Dai Shanrong |
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| Abstract: | Videotex is a practical applied data broadcasting system, which has superiorities over other system in the field of information industry. A proposal of videotex on demand over one way HFC network by telephone is presented. The general structure of the network, pretransmitting system and the 8031 SCM system which deals with demand and inquiry from users are discussed in details. The structure and functions of the user's receiving system is also introduced. |
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| Keywords: | HFC videotex on demand CATV videotex VOD by telephone |
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