搜索资源列表
-
0下载:
Electromagnetic theory on the analysis of metal waveguide with rectangular or circular cross section.
-
-
0下载:
In double reflector antennas feed, feed support beams and
sub-reflector especially cause distribution losses and large
blockings in antenna apertures.
In previous studies, the spillover losses due to open-ended
rectangular and circular sectio
-
-
1下载:
如上图所示,定向耦合器由完全相同的直波导与弯曲波导构成,波
导芯为宽高比相同(均为 a) 的正方形, 其工作波长,波导材料
对 TE 模式的折射率,及圆弧形弯曲波导的半径 r 等参数如图所
示,若波长为 1550 nm, 归一化光功率为 1 的光波从直波导输
入,请选择适当的满足单模工作的波导宽度 a, 然后给出从圆形弯
曲波导输出的归一化光功率 P4与两波导边缘的间距 d-Directional coupler by the same straight and curved
-