基于ZC序列的快速搜索同步算法及FPGA实现  

A Fast Search Synchronization Algorithm Based on ZC Sequence and Its FPGA Implementation

作　　者：秦娟 QIN Juan(The 7th Research Institude of China Electronics Technology Group Corporation,Guangzhou,Guangdong 510310,China)

机构地区：[1]中国电子科技集团公司第七研究所,广东广州510310

出　　处：《自动化应用》2023年第12期24-26,共3页Automation Application

摘　　要：针对单载波频域均衡系统中的窄带传输,本文提出了一种使用ZC序列作为训练序列的快速搜索同步算法,并在FPGA平台进行了实现和验证。仿真分析及FPGA实现结果表明,该算法提升了短序列的同步性能,算法中的同步序列可用于频偏和信道估计,有效提高了数据的传输效率,同时,在工程实施中具有高实时性和低复杂度。Aiming at the narrowband transmission in the single-carrier frequency domain equalization,this paper proposed a fast search synchronization algorithm by using ZC sequence as the training sequence,and it gave the implementation and verify in the FPGA hardware.Simulation results and FPGA implementation show that the algorithm promotes the synchronization accuracy of short-sequence,effectively improves transmission efficiency of data because that the synchronization sequence can be also used in estimation of frequency offset and channel.At the same time,it has high real-time performance and low complexity in engineering implementation.

关 键 词：SC-FDE ZC序列 搜索同步 FPGA 

分 类 号：TN919.3[电子电信—通信与信息系统]