| 地震应急中的应用层多播技术网络视频会议系统 |
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| 引用本文： | 李俊,秦嘉政.地震应急中的应用层多播技术网络视频会议系统[J].地震研究,2009,32(3). |
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| 作者姓名： | 李俊 秦嘉政 |
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| 作者单位： | 1. 四川大学电子信息学院,成都,610065
2. 云南省地震局,昆明,650224 |
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| 基金项目： | 云南省重点项目"云南强震活动与动力学研究"资助 |
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| 摘 要： | 根据应用层多播技术,通过网络多对多传送声音及视频讯号的原理,用应用层多播中的树优先建立方法,进行了网络多播通信方面的研究,实现了一种可以在地震应急中使用的网络视频会议系统.网络仿真实验证明,该系统在地震应急工作中较为实用.
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| 关 键 词： | 应用层多播 网络视频会议 建树 地震应急 |
Video Conference System with Application-Layer Multicast Technology in Earthquake Disaster Emergency |
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| LI Jun,QIN Jia-zheng.Video Conference System with Application-Layer Multicast Technology in Earthquake Disaster Emergency[J].Journal of Seismological Research,2009,32(3). |
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| Authors: | LI Jun QIN Jia-zheng |
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| Institution: | 1.School of Electronics and Information Engineering;Sichuan University;Chengdu 610065;Sichuan;China;2.Earthquake Administration of Yunnan Province;Kunming 650224;Yunnan;China |
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| Abstract: | The video conference system which adopts Application-Layer Multicast technology can transmit data between different nodes.With tree-first method,we study the quick transfer of the earthquake information with modern digital technology.In this paper,we design a kind of video conference system.The simulation test proves that this system can transfer the sound and video signal in a convenient way,so it will be very practical in earthquake emergency. |
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| Keywords: | Application-Layer Multicast video conference system tree construction earthquake disaster emergency |
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