Then , using transfer matrix theory get the spectrum ' s simulation results of apodization grating 建立了光纖光柵測溫模型,并利用實驗對該模型進(jìn)行了相應(yīng)驗證。
We studied the characteristic of the signals and processing methods . spatially variant apodization algorithm is introduced to significantly reduce sidelobe levels without degrading mainlobe resolution 用sva的方法對回波信號加權(quán),在有效抑制isar回波脈沖包絡(luò)旁瓣電平的同時提高信號的主瓣分辨率。
2 、 several theory analysis method for fiber grating properties is well introduced , the spectrum properties of uniform bragg fiber grating 、 distributed feedback fiber grating 、 f - p cavity 、 tophat fiber grating 、 sampled fiber grating 、 chirped fiber grating and apodization of fiber grating is simulated by using these method 2 、詳細(xì)介紹了光纖光柵的幾種理論分析方法,并應(yīng)用這些方法對各種不同的光柵器件特性進(jìn)行模擬計算,包括均勻周期布拉格光柵、分布反饋式光柵、法布里玻羅腔、 tophat光柵,取樣光柵,啁啾光柵及光纖光柵切趾等。
百科解釋
Apodization literally means "removing the foot". It is the technical term for changing the shape of a mathematical function, an electrical signal, an optical transmission or a mechanical structure.