partial coherent造句
例句與造句
- Based on the theory of partial coherent diffraction and frt , an approach for fractional fourier domain filtering is presented as a new wavefront engineering method to improve the image quality in photolithography
基于部分相干成像理論和分數(shù)傅立葉變換濾波等理論，我們提出了利用分數(shù)傅立葉域濾波改善光刻成像質(zhì)量的波前工程新思想和新方法。 - After analyzing the performance of the coherent tree - structured optimal joint detection ( tsojd ) for qpsk signals and deriving a non - coherent multi - user weight / phase estimator , the dissertation proposes a low complexity non - coherent multi - user weight / phase optimal joint detection algorithm . besides , the dissertation proposes a partial coherent multi - user / iv weight / phase optimal joint detection algorithm and some useful conclusions are obtained in comparison experiments . 4 . in the research on the diversity techniques for fast fading multi - path channels , the dissertation proposes a time - scale rake receiver , and analyzes its performance with the conception of auto - wavelet - transform ( awt ) and time - - scale resolution
提出了過飽和低復(fù)雜度qpsk信號的樹型最佳聯(lián)合檢測算法，并分析了相應(yīng)最佳接收機的性能及相位偏差對性能的影響等問題；考慮了載波相位和多用戶信碼的聯(lián)合檢測問題，通過理論推導給出了過飽和多址系統(tǒng)中多用戶信碼/相位聯(lián)合估計子，提出了低復(fù)雜度非相干多用戶信碼/相位最佳聯(lián)合檢測算法，并分析了此非相干最佳接收機的誤碼性能及相位提取誤差等有關(guān)問題；提出了部分相干多用戶信碼/相位最佳聯(lián)合檢測算法，通過計算機仿真分析了該接收機的誤碼性能及相位提取誤差等有關(guān)問題，并與相干、非相干解調(diào)兩種情況作了比較，得出了一些有益的結(jié)論。 - Based on the above theory and methods , the main works of this thesis are lasted as follows : starting from the propagation law of partial coherent light and beam coherence - polarization ( bcp ) matrix approach , the properties of pgsm beams through both an axis - symmetric paraxial optical abcd system and an axis - unsymmetric one are studied . the analytical propagation equations of pgsm beams are derived , which enable us to study the propagation - induced polarization changes and irradiance distributions of pgsm beams through an axis - symmetric paraxial optical abcd system and an axis - unsymmetric one
在此基礎(chǔ)上，本文進行的主要工作有：基于空間-時間域中互強度的傳輸理論和bcp矩陣處理方法，首次研究了pgsm光束通過對稱和非對稱abcd光學系統(tǒng)和光闌的傳輸變換特性，推導出了pgsm光束傳輸表達式，可以對pgsm光束偏振和光強的傳輸變化進行分析。 - It's difficult to find partial coherent in a sentence. 用partial coherent造句挺難的