coupled mode 中文意思是什麼

coupled mode 解釋
耦合模式
  • coupled : 成對的
  • mode : n 1 法,樣,方法,方式。2 模,型;樣式,體裁,款式;習慣。3 風尚;〈the mode〉流行,時髦。4 【語...
  1. Analysis of fiber bragg grating by coupled - mode theory

    耦合模理論對光纖光柵的分析
  2. A new coupled - mode theory based on scalar modes is presented for the anisotropic waveguide with random disturbance via helmholtz equation and a modified dielectric tensor

    摘要從亥姆霍茲方程出發,得到了各向異性光波導在弱導近似下的耦合模理論。
  3. We discuss in more detail the application of the coupled mode formulas to scalar waveguide deformations.

    我們將詳細討論耦合模公式對標量波導畸變的應用。
  4. In chapter 4, the spectral characteristics and its application in optical add - drop multiplexer ( oadm ) and in multi - channel dispersion compensator of linearly chirped moir fiber grating are studied. according to the coupled - mode theory and considering the construction features, we derive the couple - mode equations that describe the mode interaction in this kind of grating

    首先從耦合模理論出發,結合線性啁啾moir光纖光柵的結構特性,建立了分析線性啁啾moir光纖光柵的耦合模方程,通過數值求解耦合模方程,研究了線性啁啾moir光纖光柵的光譜特性和時延特性。
  5. It is derived the hamiltonian for the interaction of a - type three - level atom with a two - mode quantum cavity field from the general interaction hamiltonian between a multi - level atom and a multi - mode radiation field, and reduce it into an effective two - mode raman - coupled mode under large detuning condition. it is proposed a modified effective hamiltonian for the two - mode raman - coupled model. it is found the time - dependent state vectors and present validity conditions for the involved interaction hamiltonians. it is shown that in the study of the two - mode raman - coupled model it is not enough to retain only the usually used effective hamiltonian, one must also take into account the ac stark shift of the atomic levels ( at least one of the levels ). finally, it is studied the atomic dynamics in the interaction of a - type three - level atom with a two - mode quantum cavity field and in the two - mode raman - coupled model. it is found that the number of collapse - revivals, the collapse time and the revival time show new characteristics

    從多能級原子與多模光場的相互作用哈密頓量出發,導出了型三能級原子與雙模光場的相互作用哈密頓量.在大失諧條件下將其化成等效的二能級形式雙模喇曼耦合模型.提出了該模型的一個改進型等效哈密頓量.該哈密頓量由兩部分構成:一部為通常所謂的等效哈密頓量,另一部分描述原子能級的動態斯塔克移動.研究表明,在雙模喇曼耦合模型的研究中,只考慮前者是不夠的,還必須考慮後者.最後,我們研究了該系統中原子的動力學行為,發現崩塌-復甦的數目、崩塌時間和復甦時間均呈現新的特性
  6. Coupled - mode theory for long - period fiber grating

    長周期光纖光柵的耦合模理論
  7. Coupled - mode theory ( cmt ) has been developed from the orthogonal cmt to the nonorthogonal one as well as from the scalar cmt to the vector one during these scores of years. it was applied extensively in guided - wave optics as an effective mathematical tool for the analysis of the coupling between the modes. however, as far as we know, there has not been any report of the rigorous vectorial cmt in the relative publication at home and abroad

    耦合模理論在這幾十年的發展歷程中,從正交耦合到非正交耦合,從標量耦合到矢量耦合,作為很有效的數學工具分析電磁場中的模式耦合,但據我們所知,嚴格的具有普遍適用性的非正交矢量耦合模理論還未見報道,因此耦合模理論還有待于進一步完善。
  8. Based on the maxwell - field equations, we derive the coupled - mode equations that describe the interaction between the modes

    在分析相關研究文獻的基礎上,本文從光纖中的麥克斯韋方程組出發,推導耦合模方程。
  9. In chapter 5, a long - period fiber grating with rectangular index modulation is studied by the coupled - mode theory. the couple - mode equations that describe the mode coupling in this kind of grating are presented

    本章仍以耦合模理論為基礎,首先對該類型光柵的折射率微擾進行展開,進而推導其相應的耦合系數和建立耦合模方程。
  10. Furthermore, we analyze fiber bragg grating of a constant refractive index modulation and period, found the coupled - mode equations that describe interactions between the forward - propagating guided core mode and the backward - propagating guided core mode itself

    並用耦合模理論對最簡單的均勻光纖布拉格光柵進行分析,建立其耦合模方程,並給出解析解。
  11. 2 ) the coupled - mode equation analyzing the characteristics of fiber grating is deduced step by step. two methods - the transfer matrix metod and the runge - kuttar method are compared, which are often used to solve the coupled - mode equation

    2 )詳細推導用於分析光纖光柵特性的耦合模方程,重點對兩種解耦合模方程的方法進行比較:龍格-庫塔法和傳輸矩陣法。
  12. We begin with the maxwell - field equations, deduce the wave - propagation equations, and then analyze the characteristics of guided modes in optical fiber. based on these, we derive the coupled - mode equations that describe the interaction between the modes

    從光纖中的麥克斯韋方程組出發,首先推導出描述光在光纖傳播的波動方程,進而分析光纖中模式特性,並在此基礎上,嚴格推導出描述模式耦合的耦合模方程。
  13. When the isotropic waveguide is under the isotropic disturbances, the coupling term due to polarization, which is presented in the coupled - mode theory of the wei - ping huang, is n ' t included in this rigorous vectorial coupled - mode theory, exactly, the rigorous vectorial cmt does n ' t contain the coupling term due to polarization which is include in the scalar coupled - mode theory because this term is counteracted with the other coupling term neglected under weakly guiding approximation. as for anisotropic disturbances, we get the coupled - mode equations with arbitrary dielectric tensors. from them, we obtain the coupled - mode equations of the slowly varying term c ( z ) which is more simplicity

    當受到各向同性微擾時,我們發現嚴格的矢量理論所得到的耦合系數表達式中並不包括wei - pinghuang的理論中的偏振耦合項,更確切的說,偏振耦合項正好與因弱導近似而忽略的項相抵消,這就是標量理論所得到結果(有偏振耦合項)與矢量理論在標量近似下的結果(不含偏振耦合項)不一致的原因所在;當各向異性微擾時,我們得到了包含微擾介電張量各個分量的橫電磁場耦合波方程,討論了微擾介電張量各個分量對耦合的影響,而且從橫電磁場耦合波方程出發得到了形式更加簡單的只含有橫電場系數的緩變分量c _ ( z )的耦合波方程和耦合系數表達式,並以弱導近似下的單模光纖兩正交偏振模耦合為例對耦合系數在不同條件下的取捨做了定性的分析。
  14. Theoretical study of vibration energy loss in two - coupled - mode system

    雙模態耦合系統的振動耗能特性研究
  15. The resonance equation of the sampled fiber bragg gratings is derived through the fourier ' s transform and the coupled - mode theory, which determine the wavelengths of the resonance peaks

    摘要利用傅里葉變換和耦合模理論得到了取樣布拉格光纖光柵的諧振方程,確定了其多諧振峰的位置。
  16. 2 several theory analysis methods for properties of fiber gratings are presented including the coupled - mode theory, transfer matrix approach, multi - film method and fourier transfer method. these methods have their own characteristics and scope of application

    2介紹了光纖光柵的理論特性分析,並分別利用耦合模理論、傳輸矩陣法和傅立葉變換法對各類型光纖光柵(布拉格光柵、長周期光柵、啁啾光柵)的光譜特性進行了分析。
  17. Finally, we analyse the performance of loosely coupled mode parallel atpg algorithms

    國防科學技術大學研究生院學位論文最後,我們對松耦合模式的并行atpg演算法進行了性能分析。
  18. In this thesis, we adopt loosely coupled mode, develop a series of effective parallel atpg algorithms based on sequential g - f two - value tg algorithm and hope fs algorithm

    本文基於松耦合模式,以g - f二值tg演算法和hopefs演算法為基礎,快速開發了一系列有效的并行atpg演算法,獲得了良好效果。
  19. The analyses reveal that, compared with traditional tightly coupled mode parallel atpg algorithms, loosely coupled mode parallel atpg algorithms can reduce time and memory overhead in theory

    分析表明,和傳統的緊耦合模式的并行atpg演算法相比,松耦合模式的并行atpg演算法能夠減少時間和存儲開銷。
  20. 3. the coupled - mode theory and matrix theory of lpfg have been studied. based on the erbium - doped fiber which has been chosen for edsfs, smf - 28 of corning corporation and photosensitive fiber of coractive corporation, the optimum fiber grating period, length, the maximum cross transmission wavelength and the relation

    3 .推導長周期光纖光柵耦合模理論及矩陣理論,結合幾種不同的光纖,包括課題中的摻鉺光纖、 corning公司的smf - 28單模光纖及加拿大coractive公司的光敏光纖,利用matlab7建模並結合已確定的長周期光纖光柵的透射譜來優化長周期光纖光柵周期、長度、諧振波長等幾個參數及它們之間的關系,用來指導和優化光纖光柵的製作。
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