【作者】 周明； 叶明；

【Author】 Ming ZHOU~1,Ming YE~2 College of Information Science and Technology,Nanjing University of Aeronautics and Astronautics,Nanjing,China

【机构】 南京航空航天大学信息科学与技术学院；

【摘要】 本文设计了一种DSP+FPGA构架的扩跳频信号合成系统,该系统可以产生156MHz～173.975MHz范围内,跳频速率为1000跳/s的全频段扩跳频信号,调制方式为OQPSK。设计工作主要针对FPGA,在QuartusⅡ8.0平台上采用VHDL语言实现,得到系统的仿真结果,对仿真结果进行分析后表明:本文的设计满足项目的需求,符合规定的技术指标,且配置灵活,电路实现较为简单,有较强的实用性。更多还原

【Abstract】 This paper designed an DS/FH signal synthesis system based on the DSP and FPGA architecture,in the rang of 156 MHZ～173.975MHZ,it can generate full-frequency DS/FH signals,whose hopping rate is 1000 hop/s and modulation is OQPSK.The design work is mainly for the design of FPGA,implemented it in the platform of QuartusⅡ8.0 using VHDL language,and got the system simulation results.By analyzing the simulation results,it shows that the design in this paper meets the requirements of the project and the provision of technical indicators,its configuration is flexible and the implementation of circuit is simple,so it has a strong practical.更多还原