| 数字中频技术的研究及其FPGA实现 |
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| 引用本文： | 杨锋,金力军.数字中频技术的研究及其FPGA实现[J].电子科技,2004(10):10-13. |
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| 作者姓名： | 杨锋 金力军 |
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| 作者单位： | 西安电子科技大学,综合业务网国家重点实验室,西安,710071;西安电子科技大学,综合业务网国家重点实验室,西安,710071 |
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| 摘 要： | 首先给出了软件无线电收/发信机的基本结构,分析了数字化中频技术在其中的关键作用,给出了一种有效的适合于FPGA实现的数字上/下变频方式,并讨论了高阶Fir滤波器在FPGA中采用分布式算法(Distributed Arithmetic)的实现.
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| 关 键 词： | 数字化中频 现场可编程门阵列 Fir滤波器 分布式算法 |
| 修稿时间： | 2004年7月6日 |
Implementation of Digitized Intermediate Frequency Technology Based on FPGA |
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| Yang Feng,Jin Lijun.Implementation of Digitized Intermediate Frequency Technology Based on FPGA[J].Electronic Science and Technology,2004(10):10-13. |
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| Authors: | Yang Feng Jin Lijun |
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| Abstract: | This paper begins with an introduction to the basic structure of the software radio receiver/transmitter and an analysis of the role of the digitized intermediate frequency technology in this structure, followed by a presentation of a DUC/DDC which applies effectively to FPGA realization, and concludes with a discussion of the adoption by the high-order Fir filter of the realization of the distributed arithmetic in FPGA. |
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| Keywords: | Digitized intermediate frequency FPGA fir filter distributed arithmetic |
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