| 基于有线电视网络的北京大学VOD多媒体教学系统 |
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| 引用本文： | 管佩森. 基于有线电视网络的北京大学VOD多媒体教学系统[J]. 实验技术与管理, 2012, 29(8): 81-83,95 |
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| 作者姓名： | 管佩森 |
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| 作者单位： | 北京大学现代教育技术中心,北京,100871 |
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| 摘 要： | 基于有线电视网络的北京大学VOD多媒体教学系统主要由采集编码系统、服务器系统、调制器、业务终端及后台管理系统等单元组成,可以实现课件、视频音频点播、视频音频直播、建立交互式协作学习环境等功能。采用BroadCableTM技术的光纤到楼的EoC方案进行双向改造后,只需要增加采集工作站和视频服务器即可完成该系统的建设。
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| 关 键 词： | 多媒体教学系统 视频服务器 IPQAM调制器 管理系统 视频点播系统 |
VOD multimedia teaching system of Peking University based on CATV networks |
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| Guan Peisen. VOD multimedia teaching system of Peking University based on CATV networks[J]. Experimental Technology and Management, 2012, 29(8): 81-83,95 |
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| Authors: | Guan Peisen |
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| Affiliation: | Guan Peisen (Center for Educational Technology,Peking University,Beijing 100871,China) |
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| Abstract: | The VOD multimedia teaching system of Peking University is based on CATV networks constituted mainly by coding system,the server system,modulator,service terminal and background management system units.It can realize the courseware,video and audio on demand,video and audio streaming,and establish the interactive learning environment and other functions.The construction of this system only needs to increase acquisition workstation and video server after transforming bidirectional networks of CATV by adopting fiber converter and EOC program of BroadCable TM technology. |
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| Keywords: | multimedia teaching system video server IPQAM modulator management system VOD |
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