| 基于FPGA的数字正交上变频研究与实现 |
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| 引用本文： | 王国裕,谢官云,陆明莹,张红升.基于FPGA的数字正交上变频研究与实现[J].无线通信技术,2011,20(1). |
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| 作者姓名： | 王国裕 谢官云 陆明莹 张红升 |
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| 作者单位： | 重庆邮电大学,光电工程学院,重庆,400065 |
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| 摘 要： | 本文详细的介绍了数字正交上变频技术中各个模块的工作原理,并根据具体的理论参数值分析,提出了基于FPGA的数字正交上变频系统的设计方案.本方案是在实验室原有的模拟调制的发射平台上,用数字正交上变频器件AD9957取代原系统中的模拟调制发射机.给出本设计中的硬件结构框图、软件流程图和时序控制图,详细介绍了系统的工作原理和流程.
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| 关 键 词： | 数字正交上变频 CIC滤波器 |
Research and Realization of Quadrature Digital Upconverter Based on FPGA |
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| WANG Guo-yu,XIE Guan-yun,LU Ming-ying,ZHANG Hong-sheng.Research and Realization of Quadrature Digital Upconverter Based on FPGA[J].Wireless Communication Technology,2011,20(1). |
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| Authors: | WANG Guo-yu XIE Guan-yun LU Ming-ying ZHANG Hong-sheng |
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| Affiliation: | WANG Guo-yu,XIE Guan-yun,LU Ming-ying,ZHANG Hong-sheng(College of Photo-Electronics,Chongqing Univercity of Post and Telecommunications,Chongqing 400065,China) |
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| Abstract: | This paper introduces in detail the operational principle of every module of quadrature digital upconverter,and in accordance with the analysis of academic parameters,put forward the system scheme of quadrature digital upconverter based on FPGA.The scheme is based on the primary analog emitter in the lab,and quadrature digital upconverter device AD9957 replaces the analog emitter in the system.It presents the block of the hardware structure,the software flow chart and timing control chart,and descripes in d... |
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| Keywords: | AD9957 DDS |
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