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1·Involve, Directional Coupler, Shortplug, Adapter, Four Stabs Tune, Transformer etc.

包括定向合器，波导段，变压器，短路器，波导转换器，调配器等。

2·Fiber coupler is a directional coupler that is crucial component for optical fiber communication systems.

光纤耦合器是一种定向耦合器，是光纤通信系统中重要器件之一。

3·The analysis and design of a vector modulator based on the novel microstrip directional coupler are presented.

本文介绍了一种基于新型微带定向耦合器的宽带矢量调制器。

4·Both analytic and synthetic methods of a new kind of L-type strong coupling directional coupler are presented.

本文提出一种新型L型强耦合定向耦合器的分析和综合方法。

5·This paper explained the work theory and the process of design about the parallel coupled line directional coupler.

阐述了平行耦合线定向耦合器的工作原理和设计过程。

6·This dissertation presents a simple and easy-facilitative structure of the directional coupler—single-branch directional coupler.

本文介绍了一种结构简单，制作方便的定向耦合器一单支线定向耦合器。

7·Finally, the optical soliton switching issue is studied in the chiral nonlinear directional coupler consisting of a chiral fiber.

最后研究了由手性光纤构成的非线性方向耦合器中出现的孤子开光特性。

8·The frequency multipliers and mixers are commercial MMICs, the signal separator is a broadband high directivity waveguide directional coupler.

扩频模块中的倍频和变频器件采用商业MMIC芯片，信号分离器件采用自行设计的宽带高方向性波导定向耦合器。

9·Have accomplished the simulation and design of waveguide, directional coupler, bend waveguide and passive ring resonator by optical design tools.

结合光学设计软件，完成了对波导材料、定向耦合器、弯曲波导部分和无源环形谐振器的模拟和设计。

10·Directional coupler is widely used in modern microwave system, how to test directional coupler's directivity with high directivity is a difficulty.

定向耦合器广泛地用在现代微波系统中，高方向性定向耦合器的方向性测试是其难点。