查询词典 waveguide

The method of ultrasonic broaching waveguide entocoele mentioned in th e article is the impulse machining method, in the broaching process the broachin g tool is thrown over the vertical ultrasonic vibration to obviously improve wor king accuracy and surface quality of waveguide entocoele.

本文提出的波导内腔超声推挤方法是一种脉冲加工方法，其实质是在推挤工作过程中，给推刀施加纵向超声频振动，以大幅度提高波导内腔加工精度和加工表面质量。

Perpendicular waveguide input and output section that is on the baseplate links that on the cuboid structure by bent waveguide of s shape.

本发明公开了一种三维多层垂直耦合光互连结构及其软光刻的制作方法。

The 17 HWV 001 waveguide mount with vacuum hold-down is an easy and flexible way of securing planar waveguide devices.

HWV 001波导管支架真空压具是一个简单和灵活的固定平面波导装置。

The stop band above the waveguide cut-off frequency can be controlled by tuning the varactors loaded between the arms of SRRs. Similarly, the pass band below the waveguide cut-off frequency can also be tuned by the same token.

在波导的截止频率之上，我们可以通过控制变容二极管的电容值达到控制禁带的目的，在波导的截止频率以下，我们依然可以通过改变变容二极管的电容来控制通带。

The integrated optical chip we designed in the dissertation is composed of a symmetrical Y-branch power splitter, two phase modulators and the TE/TM mode polarizer. Here the up-electrode of phase modulator covers the rib waveguide directly. For the metal-cladded rib waveguide, the loss of different mode is different.

由于相位调制器采用上下电极结构，上电极直接覆盖在脊波导之上；因此利用金属覆盖的脊波导对不同偏振模式的光具有不同的传输损耗这一特性，将相位调制器的上电极同时作为TE/TM模式偏振器使用，这样无需制作额外的偏振器，整个器件的尺寸可以减小。

Therefore it has all-importment significance for the further study in the product packing common technologyAccording to the idiographic demand of some modules,the paper groped technology of the design of waveguide window and packing,material with high thermoconductivity,completed the study of the seal joint in waveguide window and in module seal joint components,settled the puzzle in production,the technology target attained GJB548A-96 provisions.

本文根据某型模块的具体要求，探索窗口设计与封装、高热导材料封装技术，完成了波导密封窗口和模块密封部件的研究，解决了生产中的难题，技术指标达到了GJB548A-96的相关规定的要求。

The model of photon-induced refractive index change based on GaAs materials is presented briefly, then the model based on GaAs/AIGaAs quantum wells materials is deeply analyzed by treating the effects of photon-excited carriers self-consistently. Furthermore, the propagation characteristics of multi-quantum well waveguide is invested, and the low-loss multi-quantum well rib waveguide deeply etched is also designed by using the spectral index method.

在简要分析了基于GaAs材料的光致折射率模型的基础上，通过自洽的方法，重点研究了基于GaAs/AlGaAs多量子阱材料的光致折射率模型；其次分析了量子阱波导传输特性，利用谱折射率法设计低损耗的深刻蚀脊形量子阱波导。

Furthermore, the calculation precision can be satisfied the need of engineering application in waveguide. So it is of important application values that producing and improving of the new method and application in waveguide and resonance cavity for enriching guide theory, analysis and calculation of guide performances in engineering applications.

因此，该方法的完善与计算精度的改进以及在波导和谐振腔问题中的应用研究，不仅对于丰富电磁理论有着重要的意义，而且对于解决实际电磁工程问题也有着重要的应用价值。

The optical field distribution on the crosssection of the quasirectangle waveguide structure is simulated and compared with that of the rectangle waveguide structure.

理论模拟了这种准矩形结构截面的光场分布情况，并与矩形结构截面的光场分布情况作了对比。

The purpose of this paper is to extract the coupling matrix of generalized chebyshev filter, model the four-port rectangular junctions, multiple-stepped rectangular waveguide bend and T-septum rectangular waveguide junction by full-wave methods and design generalized chebyshev filters and diplexers. The main works are as follows: 1. Systematically research on the theory of generalized chebyshev filters The generalized chebyshev filters are based on the all-coupled model.

本文主要目的是研究广义切比雪夫滤波器拓扑结构、物理结构上可实现的耦合矩阵提取及其特性分析和基于模式匹配法全波建模四口矩形结、多阶梯矩形波导弯头、T—scptum矩形波导接头，最后，设计了一系列高性能的滤波器和双工器。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。