| 基于自适应门限的快速分组同步技术 |
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| 引用本文： | 张琳,张永杰.基于自适应门限的快速分组同步技术[J].无线电通信技术,2011,37(1):19-21. |
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| 作者姓名： | 张琳 张永杰 |
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| 作者单位： | 中国电子科技集团电子第五十四研究所,河北,石家庄,050081 |
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| 摘 要： | 为了解决应用在高速突发通信场合的分组同步问题,介绍了一种基于自适应门限的快速分组同步技术,提出了基于自适应门限的算法和基于可编程逻辑器件(FPGA)的软件设计结构,给出了同步序列及其相关性仿真结果,分组同步相关峰和门限的定量分析和这种自适应门限算法在不同信噪比下的仿真曲线。该技术相比传统的分组同步搜索性能有明显的改善,具有同步序列短、传输效率高、实时性强、门限自适应以及同步稳定可靠等特点。
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| 关 键 词： | 扩频序列 相关性 自适应门限 匹配滤波器 分组同步 |
Fast Packet Synchronization Technology Based on Adaptive Threshold |
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| ZHANG Lin,ZHANG Yong-Jie.Fast Packet Synchronization Technology Based on Adaptive Threshold[J].Radio Communications Technology,2011,37(1):19-21. |
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| Authors: | ZHANG Lin ZHANG Yong-Jie |
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| Affiliation: | ZHANG Lin,ZHANG Yong-Jie(The 54th Research Institute of CETC,Shijiazhuang Hebei 050081,China) |
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| Abstract: | The paper introduces a fast packet synchronization technology applicable for high-speed burst communication.It can response the station of channel effectively and in real-time.It is different from traditional packet synchronization in that the performance of communication has been evidently improved.It features short synchronizing sequence,high transmission efficiency,strong real-time property,adaptive threshold,stability and reliability.The paper presents the simulation result of correlation about the sync... |
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| Keywords: | spread spectrum sequence correlation adaptive threshold matched filter packet synchronization |
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