wed.zsf

现代雷达普遍采用相参信号处理,而如何获得高精度基带数字正交( I , Q) 信号是整个系统信号处理成败的关键,以前通常的做法是采用模拟相位检波器得到I、Q信号,其正交性能一般为:幅度平衡在2 ％ 左右

E:/Quartus6_project/din5/db/din5.sim.vwf	0	1748412	489	1748412	0
E:/Quartus6_project/din5/Waveform2.vwf	0	1000000	20	1000	0
E:/Quartus6_project/din5/din5.vwf	0	28150	20	1000	0
E:/Quartus6_project/din5/Waveform1.vwf	41250	69600	20	1000	0
E:/Quartus6_project/din5/Waveform3.vwf	0	1000000	20	1000	0
E:/Quartus6_project/din5/Waveform4.vwf	0	1000000	20	1000	0
Waveform4.vwf	0	0	0	0	0
E:/中频检波/din5/db/din5.sim.vwf	0	1562496	481	1562496	0
E:/中频检波/din5/Waveform4.vwf	0	28350	0	0	0
../../Quartus6_project/din5/Waveform1.vwf	0	50000000	20	1000	0
C:/Documents and Settings/USER/桌面/中频检波/din5/Waveform1.vwf	0	38900	20	1000	0
C:/Documents and Settings/USER/桌面/中频检波/din5/Waveform11.vwf	0	1000000	20	1000	0
Waveform1.vwf	0	200000000	20	1000	0
C:/Documents and Settings/USER/桌面/中频检波/din5/Waveform2.vwf	0	0	0	0	0