A broadband microstrip patch antenna was analyzed and designed.Full wave analysis method(FWAM) was employed to show that a stacked microstrip dual patch antenna(SMDPA) might have a much wider bandwidth than that of ...A broadband microstrip patch antenna was analyzed and designed.Full wave analysis method(FWAM) was employed to show that a stacked microstrip dual patch antenna(SMDPA) might have a much wider bandwidth than that of the ordinanry uni patch one.By means of discrete complex image theory(DCIT),the Sommerfeld integrals (SI) involved were accurately calculated at a speed several hundred times faster than numerical integration method(NIM).The feeding structure of the SMDPA was then improved and the bandwidth was extended to about 22% or more for voltage standing wave ratio (VSWR)s≤2 Finally,a matching network was constructed to obtain a bandwidth of about 25% for s≤1.5.展开更多
Y2002-63332-1369 0305717地下土壤埋入物通过磁传感器的3维辨认=3D dis-crimination of buried object in subsurface soil via magneticsensors[会,英]/Chin,D.C.& Srinivasan,C.R.//Proceedings of the 2001 American Control Co...Y2002-63332-1369 0305717地下土壤埋入物通过磁传感器的3维辨认=3D dis-crimination of buried object in subsurface soil via magneticsensors[会,英]/Chin,D.C.& Srinivasan,C.R.//Proceedings of the 2001 American Control ConferenceVol.2 of 6.—1369～1374(HE)0305718基于复像分析的雷达目标弱信号检测[刊]/杨正龙//电波科学学报.—2002,17(5).—445～449(L)展开更多
文摘A broadband microstrip patch antenna was analyzed and designed.Full wave analysis method(FWAM) was employed to show that a stacked microstrip dual patch antenna(SMDPA) might have a much wider bandwidth than that of the ordinanry uni patch one.By means of discrete complex image theory(DCIT),the Sommerfeld integrals (SI) involved were accurately calculated at a speed several hundred times faster than numerical integration method(NIM).The feeding structure of the SMDPA was then improved and the bandwidth was extended to about 22% or more for voltage standing wave ratio (VSWR)s≤2 Finally,a matching network was constructed to obtain a bandwidth of about 25% for s≤1.5.
文摘Y2002-63332-1369 0305717地下土壤埋入物通过磁传感器的3维辨认=3D dis-crimination of buried object in subsurface soil via magneticsensors[会,英]/Chin,D.C.& Srinivasan,C.R.//Proceedings of the 2001 American Control ConferenceVol.2 of 6.—1369～1374(HE)0305718基于复像分析的雷达目标弱信号检测[刊]/杨正龙//电波科学学报.—2002,17(5).—445～449(L)
