An asymmetric optical waveguide configuration is shown in Fig.1 where n_(20)>n_3>n_1.For TE modes,(?)(x)=(0,E_y(x),0).We assumelight-wave propagates along the Z-axis.If thenonlinear effect is neglected for the t...An asymmetric optical waveguide configuration is shown in Fig.1 where n_(20)>n_3>n_1.For TE modes,(?)(x)=(0,E_y(x),0).We assumelight-wave propagates along the Z-axis.If thenonlinear effect is neglected for the time being,thenn_d=0.For n_1=1.000,n_(20)=2.300,n_3=2.200,d=5.0μm,λ=1.06μm,five TE modes can be ob-展开更多
研究TD-LTE频段微波介质腔体滤波器的快速设计与调试.为了验证此方法在工程应用领域具有普适性与实用性,利用高频结构仿真软件(HFSS)仿真调试一款8阶准椭圆函数带通滤波器,实现中心频率f0=2 600 MHz,带宽(BW)为40 MHz,插入损耗≤0.5 d B...研究TD-LTE频段微波介质腔体滤波器的快速设计与调试.为了验证此方法在工程应用领域具有普适性与实用性,利用高频结构仿真软件(HFSS)仿真调试一款8阶准椭圆函数带通滤波器,实现中心频率f0=2 600 MHz,带宽(BW)为40 MHz,插入损耗≤0.5 d B,驻波比≤1.35,带外30 MHz处的抑制≥60 d B.仿真结果达到滤波器商用化的要求,该方法在滤波器设计中具有很大的工程应用价值,可为其他设计者提供参考.展开更多
文摘An asymmetric optical waveguide configuration is shown in Fig.1 where n_(20)>n_3>n_1.For TE modes,(?)(x)=(0,E_y(x),0).We assumelight-wave propagates along the Z-axis.If thenonlinear effect is neglected for the time being,thenn_d=0.For n_1=1.000,n_(20)=2.300,n_3=2.200,d=5.0μm,λ=1.06μm,five TE modes can be ob-
文摘研究TD-LTE频段微波介质腔体滤波器的快速设计与调试.为了验证此方法在工程应用领域具有普适性与实用性,利用高频结构仿真软件(HFSS)仿真调试一款8阶准椭圆函数带通滤波器,实现中心频率f0=2 600 MHz,带宽(BW)为40 MHz,插入损耗≤0.5 d B,驻波比≤1.35,带外30 MHz处的抑制≥60 d B.仿真结果达到滤波器商用化的要求,该方法在滤波器设计中具有很大的工程应用价值,可为其他设计者提供参考.
