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- In order to solve the problem of cutoff frequency of rectangular ridged waveguide,effects of trains on cutoff frequency in rectangular tunnel are analyzed by using ridged waveguides method. 为求解矩形正脊波导的截止频率问题,把求解矿井隧道中存在列车时的电磁波传播特性问题归结为求解矩形正脊波导截止频率的问题。
- rectangular ridged waveguide 矩形正脊波导
- The eigenvalues and cut-off wavelengthes of double ridged waveguide are computed and analyzed by Finite Element Method(FEM). 本文主要运用电磁场有限元方法来分析计算脊波导的特征值以及截止波长。
- The paper analyzed an S-band single ridged waveguide antenna used for near field measure by FDTD method and microwave transmition line theory. 本文采用FDTD方法以及微波传输线理论对一个用于近场测量、工作在S波段的单脊波导天线进行了分析。
- Further computation indicates that the ferrite slabs loaded ridged waveguide has broadband frequency properties and the grooved waveguide has greater differential phase shift. 进一步计算结果表明含铁氧体片的脊形波导具有宽频带特性,含铁氧体片的槽形波导具有较大相位移。
- The method rnay also be used to calculating the trausmit-ting characteristics of ridged waveguide and other heteromophic waveguide loaded rectaugular metal. 本方法也可以计算带脊波导和其它矩形金属加载的异形波导的传播特性。
- The simulation analysis has indicated that the bandwidth of ridged waveguide slot array has been greatly improved, and it is consistent with the result of the theory. 仿真分析表明脊波导裂缝阵列的带宽有较大的改善，这与理论分析的结果是一致的。
- This paper describes the application of finite element method for obtaining the cutoff wavelength, field pattern and bandwidth in ridged waveguide of ridge on the short side, gives the specific equation of related parameter to the subject. 摘要提出用有限元方法分析位于窄边的脊波导主模的截止波长和场结构图以及单模带宽特性，推导出用有限元法计算相关参数的计算公式。
- A universal computer program has been developed to analyze different kind of waveguides ,which include symmetry and dissymmetry,single ridged and double ridged waveguide,and rectangle waveguide. 编制了一个计算各种对称和不对称单脊、双脊波导和矩形波导特征值的通用程序,并提出了一种简单的强加边界条件方法。
- Integrated Superluminescent Light Source with Tilted Structure by Using Ridge Waveguide[J]. 引用该论文 刘杨;宋俊峰;曾毓萍;吴宾;张源涛;杜国同.
- It is found that optimization of the structure parameters of ridge waveguide (RWG) can decrease the threshold current of RWG laser diode. 通过优化脊形波导的结构参数可以降低脊形波导激光器的阈值电流,提出了实现亚微米脊宽,从而降低阈值电流的方法。
- I put a rectangular box on the table. 我把一个长方形的盒子放在桌子上。
- Multipole Theory Analysis of a Ridged Waveguide Family 脊波导族的多极理论分析
- Study on Higher Modes Characteristics of Ridged Waveguide 背脊波导移相器高次模特性研究
- By adopting ridge waveguide unpumped absorbing region structure and by antireflection (AR) coating technology, the superluminescent diodes were fabricated. 采用直波导吸收区而后在器件的出光腔面上镀制抗反射膜的方法制作超辐射发光二极管。
- The TRL calibration was completed using 10 error correction models in the vector network analyzer.The accurate measurement of double ridge waveguide device was realized. 最后利用网络分析仪的10项误差修正原理完成了脊波导的TRL校准，实现了脊波导器件微波参数的准确测试。
- The influence of the ridge position on the cutoff wavelength of the dominant mode in asymmetric single ridge waveguide is analyzed by finite difference method. 用有限差分方法分析不对称脊波导中脊位置变化时对主模截止波长的影响。
- EXPERIMENTAL INVESTIGATION OF RIDGED WAVEGUIDE EXCITATION CAVITY 脊波导激励腔的实验研究
- His forehead was ridged with anxiety. 他的前额因焦虑而布满了皱纹。
