1、

The ray approach is adopted to study the acoustic field in theory, and the ultrasonic experiment has been carried out in laboratory to model the underwater waveguide.

理论上采用射线近似方法分析了时间反转声场特性,实验上在实验室内开展了水下波导的超声模拟实验。

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2、

The ray optics and wave optics methods for slab waveguides are also explained while the Marcatili's method and the effective index method are introduced for channel waveguides.

研究了平面平板波导的射线理论分析法和电磁场分析法,条形波导的马卡梯里法和等效折射率法。

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3、

By the ray tracing in the channel waveguide, the dependency of the launching efficiency on the relative position of the pumping beam to the waveguide is analyzed and the coupling conditions are optimized. A NEW METHOD MEASURING QUALITY FACTOR Q OF A RESONATOR AT MILLIMETER WAVEBAND-QUASI-OPTICAL METHOD

通过几何光学法追迹泵浦光线在波导中的传播,系统地分析了泵浦光束与波导相对位置变化对泵浦耦合效率的影响,进而确定最佳耦合条件。毫米波波段谐振腔Q值测量的准光学法

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4、

Application of periodical structure in millimeter waveguide coaxial connecter

周期性结构在毫米波波导同轴转换中应用

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5、

Waveguide coaxial connecter has been playing a very important role in microwave& millimeter-wave communications and tests.

波导同轴转换连接器是微波、毫米波通信和测试中非常重要的器件。

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