| 一种软件电台的基带处理架构及频偏估计设计 |
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| 引用本文： | 韦照川,卢洪荣,欧阳宁,孙希延.一种软件电台的基带处理架构及频偏估计设计[J].电视技术,2011,35(14):43-45,49. |
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| 作者姓名： | 韦照川 卢洪荣 欧阳宁 孙希延 |
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| 作者单位： | 桂林电子科技大学信息与通信学院,广西桂林,541004 |
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| 基金项目： | 国家自然科学基金项目，广西信息与通讯技术重点实验室基金，广西教育厅项目 |
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| 摘 要： | 论述了一种基于DSP的软件无线电台的基带处理架构及频偏估计设计方法。首先介绍了系统硬件方案,然后对DSP软件架构进行了论述,包括帧结构、EDMA通道中断和串口中断处理流程。最后重点介绍了频偏估计的原理和具体实现方法,并给出了测试结果。
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| 关 键 词： | 数字信号处理 软件无线电台 基带处理架构 频偏估计 |
Design of Software Radio Baseband Processing Architecture and Frequency Offset Estimation |
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| WEI Zhaochuan,LU Hongrong,OUYANG Ning,SUN Xiyan.Design of Software Radio Baseband Processing Architecture and Frequency Offset Estimation[J].Tv Engineering,2011,35(14):43-45,49. |
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| Authors: | WEI Zhaochuan LU Hongrong OUYANG Ning SUN Xiyan |
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| Affiliation: | (School of Information & Communication,Guilin University of Electronic Technology,Guangxi Guilin 541004,China) |
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| Abstract: | In this paper,a software radio baseband processing architecture and design of frequency offset estimation based on DSP are described.The hardware architecture of system is introduced.Then the soft architecture of the DSP is described,including the frame structure and the process of the EDMA channel interruption and the serial ports interruption.At last it focus on the theory of the frequency offset estimation and implementation method,and the test result is given. |
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| Keywords: | DSP soft radio baseband processing architecture frequency offset estimation |
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