基于FPGA+DDS的信号源设计与实现  

Design of signal source based on DDS and FPGA

作　　者：刘伟[1] 钟子发[1] 叶春逢[1] 

机构地区：[1]电子工程学院,安徽合肥230037

出　　处：《微型机与应用》2010年第18期18-20,24,共4页Microcomputer & Its Applications

摘　　要：采用DDS+FPGA+DAC数字信号激励器硬件电路和数字波形合成软件算法设计实现了宽带信号源所需要的各类信号,覆盖30MHz～1GHz频段,功率达到20W。在完成了具体的设计和实验后实现了样机的制作,通过现场测试验证了其完全满足应用需求。The thesis designs and implements all kinds of signals that are necessary for wide-band signal source based on digital signal prompting hardware circuit and digital waveform synthesizing software arithmetic, with frequency ranging from 30 MHz to 1GHz and power reaching 20W.After accomplishing the design and experiment, we bring sample production to success. It proves that the road-test performance meet its application needs completely.

关 键 词：软件无线电 FPGA+DDS 超宽带上变频 宽带功率放大 

分 类 号：TN911.72[电子电信—通信与信息系统]