【摘要】 介绍了测速雷达静态检测的工作原理,根据该工作原理运用单片机控制技术,采用DDS直接数字合成芯片构造多普勒信号模拟器,解决了测速雷达静态检测中模拟不同弹丸飞行产生的各种频率的多普勒信号问题。应用结果表明,该模拟器具有准确、简便和可靠性高的特点。更多还原

【Abstract】 Principle of radar static examination,and designation of Doppler signal emulator with technique of DDS(Direct Digital Synthesizer)and single chip processor are introduced. Problem of imitation of different frequency Doppler signal generated by flying bullet in radar static examination is solved. Application shows the emulator is accurate,simple and reliable.更多还原