| E1数据时隙插入与同步提取的实现研究(本期优秀论文) |
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| 引用本文： | 陈劲松,郭见兵,刘永飘.E1数据时隙插入与同步提取的实现研究(本期优秀论文)[J].光通信技术,2012,36(1):1-3. |
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| 作者姓名： | 陈劲松 郭见兵 刘永飘 |
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| 作者单位： | 光纤通信技术与网络国家重点实验室武汉邮电科学研究院,武汉430074;武汉虹信通信技术有限责任公司,武汉430074 |
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| 摘 要： | 介绍了一种为解决监控中心与数字直放站之间的传输要求而设计的一种E1数据时隙任意插入与同步提取的方案,该设计方案在基于一片E1接口芯片设计的E1数据接口电路的基础上通过FPGA实现,并配合ARM完成时隙的选择性调节.实际环境的试验结果表明:在工程实现中该方案具有良好的工作性能和一定的实际应用价值.
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| 关 键 词： | E1时隙 插入 同步提取 现场可编程门阵列 |
Research and implementation of random insert and synchronous extraction of E1 data slots |
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| CHEN Jin-song
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GUO Jian-bin
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LIU Yong-piao.Research and implementation of random insert and synchronous extraction of E1 data slots[J].Optical Communication Technology,2012,36(1):1-3. |
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| Authors: | CHEN Jin-song GUO Jian-bin LIU Yong-piao |
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| Affiliation: | 1,2(1.SKL of OCTN Wuhan Research Institute of Posts and Telecommunications,Wuhan 430074,China;2.Wuhan Hongxin telecommunication technologies Co.Ltd,Wuhan 430074,China) |
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| Abstract: | This paper introduces a method designed for random insert and synchronous extraction of E1 data slots to meet the transmission requirements between supervision center and digital repeater.This method is accomplished on FPGA with a E1 data interface circuit which is designed basing on a E1 interface chip and achieves the selective adjustment of slots by cooperating with ARM.The test result gained in practical environment shows the scheme has better performance and potential applications in practical. |
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| Keywords: | E1 Slots insert synchronous extraction FPGA |
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