基于FPGA的软件无线电调制器设计与实现  

Design and Implementation of Software Radio Modulator Based on FPGA

作　　者：谭祖印[1] 黄尚荣[1] 梁辉[1] 李创辉[2] 

机构地区：[1]广西师范大学电子工程学院,广西桂林541004 [2]桂林电子科技大学信息与通信学院,广西桂林541004

出　　处：《现代电子技术》2010年第15期111-113,共3页Modern Electronics Technique

摘　　要：针对数字基带信号的特点和通信系统中对数字信号传输的要求,研究一种基于FPGA的DSP技术和DDS技术的软件无线电调制器的设计方法。在FPGA平台上设计具有ASK,FSK,PSK和QAM调制功能的软件无线电调制器。该系统具有可重复编程和动态重构的优点,使系统易于修改和功能升级,灵活性强。A design method of the software radio modulator with FPGA-based DSP and DDS technologies is studied to satisfy the characteristics of digital baseband signals and to meet the requirement of digital signal transmission in communication systems.A software-defined radio modulator with ASK,FSK,PSK,and QAM modulation functions was designed on the FPGA platform.The system has the advantages of repetitive programming and dynamic reconfiguration,which make it easy to be modified and upgraded.Therefore,the system is very flexible.

关 键 词：软件无线电调制器 FPGA DDS 调制器 

分 类 号：TN91[电子电信—通信与信息系统]