English translation for "effective index method"

有效指数法

Related Translations:

effective head:  净落差有效落差, 有效水头有效压头有效扬程

effective seal:  有效水封

effective wavelength:  有效波长

effective address:  计算机有效地址有效地址

effective evapotanspiration:  有效蒸散发

effective impulse:  有效冲量有效脉冲

effective periodicity:  有效周期性

effective percentage:  有效率

effective tariff:  实际关税税率有效关税

effective porodity:  有效透气量

Example Sentences:

	1.	Effective index method 有效指数法
	2.	The effective index method is applied to simplify an awg structure from 3d to 2d . two simulation methods are presented in detail based on the gaussian beam propagation formula and the finite difference beam propagation method 文中采用等效折射率方法把三维结构简化为二维结构，然后分别基于高斯光束的传播和有限差分光束传播方法( fd - bpm ) ，给出了两种对整个awg进行全局模拟的具体方法。
	3.	The relationships between extinction - ration , half - wave voltage and electrode structure have been analyzed with transfer matrix theory and effective index method . the following conclusions have been made : 1 ) . the electrode width can be optimized to get the lowest half - wave voltage of boa - type optical switch 我们设计的集总电极型boa光开关理论3db调制带宽大于2 . 5ghz ，半波电压为5v ，消光比大于40db ，对tm模的理论衰减大于45db ，而对te模的损耗小于0 . 15db 。
	4.	The finite difference beam propagation method ( fd - bpm ) can simulate the performance of the waveguide accurately . single mode rid waveguide structure parameters are derived by variational - effective index method ; fd - bpm and its transparent boundary condition ( tbc ) are concerned , and then the eim used to transfer a 3d waveguide to 2d waveguide is analyzed ; finally we summarize the characteristic of the y branch 本文先利用变分有效折射率法推导出满足单模传输的脊形波导结构参数;接着介绍了有限差分束传播法及求解的透明边界条件,同时分析了将三维结构转化为二维结构的有效折射率法,最后对y分支的特性进行了模拟。
	5.	Variational - effective index method and finite difference beam propagation method ( fd - bpm ) are both practicable waveguide simulation tools . the variational - effective index method is based on mixing the variational method ( vm ) and the effective index method ( eim ) , it can be used with very accuracy to simulate the field distribution 变分有效折射率法是变分法( vm )和有效折射率法( eim )的结合,它能够很精确地模拟光场分布情况;有限差分束传播法则能够准确地模拟波导的性能。

Similar Words：

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