软件无线电前端数字下变频的FPGA实现
Research on the implementation of digital down conversion with FPGA
软件无线电前端数字下变频已经是射频到中频的关键处理算法，本文讨论了算法中要应用到的数字下变频的原理、直接数字频率合成技术和抽取滤波技术。并且给出了modelsim的仿真结果，最后根据项目的应用给出FPGA应用结果，证明了算法的可行性和正确性。
igital Down Concerter in software radio is the key algorithms for intermediate frequency。this paper discussed principle of digital down concerter , direct digital frequency synthesis technology and extract filtering technology used in this algorithm. And modelsim simulation results are given, finally results of the application of project based on FPGA application are proved correctness and feasibility of the algorithm.
张云飞、沈树群
无线通信无线电设备、电信设备电子技术应用
数字下变频直接数字频率合成抽取滤波软件无线电
digital down concerter (DDC)direct digital frequency synthesis (DDS)extracting filteringsoftware radio
张云飞,沈树群.软件无线电前端数字下变频的FPGA实现[EB/OL].(2011-04-06)[2025-08-11].http://www.paper.edu.cn/releasepaper/content/201104-105.点此复制
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