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基于冲突识别的远程教育录播系统备保切换的设计与仿真
  • ISSN号:1004-373X
  • 期刊名称:《现代电子技术》
  • 时间:0
  • 分类:TN919-34[电子电信—通信与信息系统;电子电信—信息与通信工程] TP23[自动化与计算机技术—控制科学与工程;自动化与计算机技术—检测技术与自动化装置]
  • 作者机构:[1]沧州医学高等专科学校,河北沧州061001, [2]沧州市食品药品检验所,河北沧州061001
  • 相关基金:国家自然科学基金(60873139);沧州市教育科学研究“十二五”规划课题(201206006)
中文摘要:

为了应对远程教育中微格录播系统数据传输过程中产生冲突导致数据中断的问题,保证系统工作的流畅进行,设计了冲突监测方案和备保切换模块,可实现实时监测系统,在产生冲突后快速切换至备保服务器继续传输数据。通过仿真证实系统可快速切换备保服务器,且切换时间与主机程序重启时间较短,可在保证用户录播视频质量的同时使微格录播系统满足数据传输要求。

英文摘要:

In order to solve the problem of data interruption caused by conflict produced during data transfer of microformat record/play-back system in remote education to ensure smooth working of the system,the conflict monitoring scheme and protec-tion switching module was designed to achieve the real-time monitoring system,which can quickly switch to the backup server to continue the data transmission when conflict occurs. The simulation result confirms that the system can quickly switch to the backup security server,and the switching time is short same as the host program restart time. It can ensure the users′ video re-cord/play-back quality while the microformat record/play-back system meets the data transmission requirements. Abstract: In order to solve the problem of data interruption caused by conflict produced during data transfer of microformat record/play-back system in remote education to ensure smooth working of the system, the conflict monitoring scheme and protection switching module was designed to achieve the real-time monitoring system, which can quickly switch to the backup server to continue the data transmission when conflict occurs. The simulation result confirms that the system can quickly switch to the backup security server, and the switching time is short same as the host program restart time. It can ensure the users' video record/play-back quality while the microformat record/play-back system meets the data transmission requirements.

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期刊信息
  • 《现代电子技术》
  • 北大核心期刊(2014版)
  • 主管单位:陕西省信息产业厅
  • 主办单位:陕西电子杂志社 陕西省电子技术研究所
  • 主编:张郁(执行)
  • 地址:西安市金花北路176号陕西省电子技术研究所科研生产大楼六层
  • 邮编:710032
  • 邮箱:met@xddz.com.cn
  • 电话:029-93228979
  • 国际标准刊号:ISSN:1004-373X
  • 国内统一刊号:ISSN:61-1224/TN
  • 邮发代号:52-126
  • 获奖情况:
  • 中国科技核心期刊
  • 国内外数据库收录:
  • 波兰哥白尼索引,中国中国科技核心期刊,中国北大核心期刊(2014版)
  • 被引量:37245