波分復用系統 的英文怎麼說
中文拼音 [bōfēnfùyòngxìtǒng]
波分復用系統
英文
wdm systems- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 復 : Ⅰ形容詞1 (重復) repeated; double; duplicate 2 (繁復) complex; compound Ⅱ動詞1 (轉過去或轉過...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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In optics communications, integrated diffraction grating devices based on the planar lightwave circuit ( plc ) technology are one of the most important solutions for the wavelength division multiplexing ( wdm ) technology
在光通信領域,基於平面波導技術的集成型衍射光柵器件在密集波分復用系統中以其優異的性能成為了波分復用器件的主要發展方向之一。Moreover, compensated for aberration of ball lens by designing phase compensating plate to get a higher energy utilization rate. third, combining with the light beam property of dwdm system, put forward taking fresnel lens array as fiber arrayed collimator, designed differently structured lens array and discovered the arrayed collimator loss property, which compared with the existing parameter of fiber collimator, embodies many advantages as arrayed collimator
結合密集波分復用系統的光束耦合特點,提出用菲涅爾透鏡列陣做光纖陣列準直器,並設計不同結構的透鏡列陣,得出了該陣列準直器的光束耦合損耗特徵,與現有的光纖準直器的參數相比,體現出用菲涅爾透鏡列陣作陣列光纖準直器的諸多優勢。Liquid crystal tunable filters as an important device of wavelength division multiplexing and dense wavelength division multiplexing systems is caused attention by research department, especially many foreign research institute are studying it. but in our country its study is lag. and normal incidence of the crystal is almost the case, because the liquid crystal box is very thin, the field angle may be large and the pose of liquid crystal box may have impact on the measuring result. so, study in such subject, especially the liquid crystal box ' s position angle, is academic and valuable
各種改進液晶電光可調諧濾光片的措施的實現,使得液晶調諧濾光片成為一種很有應用前景的電光調諧濾光片,特別是用於光纖通信中的波分復用系統和密集波分復用系統,將使光纖的傳輸客量大大增加目前國外在這方面的研究進展很快,而國內在這方面的研究比較薄弱,而且通常採用光線正人射晶體進行研究,由於液晶盒很薄,視場角可以很大,液晶盒的擺放對測量結果影響很大,因此對該器件進行深入的研究,討論液晶盒的方位角影響是很有必要的。A novel method based on a map of noise figure and gain is proposed to analyze efficiently the dependence of the noise figure and gain for edfas on the edf length and the pump power. the characteristics of various edfas are studied and compared. secondly, some important parameters are introduced to describe the characteristics of edfas
文中從理論上系統分析設計了結構參數對各種edfa性能的影響,最後通過實驗驗證;第四,針對波分復用系統要求edfa必須具備增益鎖定功能,提出採用單根光纖光柵的方法來箝制l - bandedfa的增益。The amplitude fluctuation and according system performance degradation induced by xpm is also studied through numerical simulation. the timing jitter caused by xpm can also have great impact on system performance. by employing lagrangian variational method and statistical method, the timing jitter caused by xpm in strong dispersion managed rz systems is studied in chapter 3
通過模擬也研究了波分復用系統中由於交叉相位調制效應引起的幅度抖動從而導致系統性能的惡化;交叉相位調制引起的時間抖動對系統性能也有較大影響,利用拉格朗日變分方法和統計分析的方法,第三章討論了強色散管理歸零碼系統中交叉相位調制引起的時間抖動。Hi accordance with the physical principle of dispersion generation, many kinds of technologies of dispersion compensation have been researched and expounded. for instance, dispersion compensation fiber technology, pre - chirpped technology, dispersion supported transmission technology, chirpped fiber grating technology, and so on. but the study of dispersion compensation technology in which the dispersion of the optical signal in every channel in the wdm system is compensated respectively is reported rarely
針對色散的物理機理,人們研究並提出了各種色散補償技術,如色散補償光纖法、預啁啾法、色散支持傳輸法和啁啾光纖光柵法等,而對波分復用系統中各分波光信號分別進行有針對性的色散補償的研究報導還很少。The negative refraction and superprism in photonic crystals are promising for the near field image and wavelength demultiplexing system
光子晶體中的負折射、超棱鏡效應在近場成像、波分復用系統中具有潛在的用途。The feasibility of the multiple photorefractive volume applying to wdm system is demonstrated by analyzing the diffractive properties of the eight holographic gratings superimposed in the linbo3 : fe crystal
通過對10 10 10mm ~ 3塊狀linbo _ 3 : fe晶體中用角度復用技術寫入的8重體光柵的衍射特性分析,證實了光寫入多重體光柵應用於波分復用系統的可行性。B ) crosstalks in wdm system of fiber - optic hydrophones were analyzed roundly, and the relation of isolation ratio between channels in multiplexers to crosstalks was pointed out
2 、對光纖水聽器波分復用系統中串擾進行較為全面的分析,給出了波分復用器通道間隔離度與波分復用系統串擾的關系。Influence of optical fiber dispersion on the wdm systems
光纖色散對波分復用系統的影響Variable optical attenuator is one of the key devices in wavelength - division multiplexing systems
可變光學衰減器( voa )是波分復用系統的關鍵器件之一。So how to settle the problem, in which dispersion is accumulated in wdm system, becomes a focus of study
因此,如何解決波分復用系統中色散積累問題就成了光通信研究的一個焦點。As interleavers have a fairly high cost performance, they have been extensively used in narrow interval dwdm systems
摘要梳狀分波器由於具有較高的性價比,在窄間隙密集波分復用系統中已大量使用。As the demand for the optical communication capacity is making rapid progress, wavelength - division multiplexing is one of the best solutions to solve this problem
隨著對光通信容量需求的快速增長,波分復用系統( wdm )是實現光通訊容量擴展的最好方法之一。Awg has been extensively applied in the optical fiber communication domain and become one of the key devices in the dense wavelengths division multiplexer ( dwdm )
該器件在光纖通信領域中獲得了極其廣泛的應用,已經成為密集波分復用系統( dwdm )的關鍵器件之一。Cwdm provides wide bandwidths at low cost, which can be applied to point - to - point, ethernet, sonet rings etc. this assay designed the main control unit in cwdm system
稀疏波分復用系統cwdm用很低的成本提供了很高的接入帶寬,適用於點對點、以太網、 sonet環等各種流行的網路結構。The forming mechanism of crosstalks in the tdm system was analyzed theoretically, and the relationship between crosstalks and the extinction ratio of optical pulse modulator used in the tdm system was investigated. the interchannel and intrachannel crosstalks in the wdm system were discussed separately, and the contributions to crosstalks were appraised from architecture ’ s alteration, the finite isolation between channels in multiplexers or demultiplexers, and nonlinear effects in the system. noises in the large - scale multiplexing system were studied theoretically, and all kinds of factors were considered that have relation to noises, phase resolution, and dynamic range of the system, such as multiplexing channel number, the length of the transmission fiber, using in - line erbium - dropped fiber amplifiers or not, and so on
本文從理論上分析了光纖水聽器時分復用系統串擾的形成機理,分析了光脈沖調制器的消光比與系統串擾的關系;分別對光纖水聽器波分復用系統的異頻串擾和同頻串擾進行了理論分析,研究了光纖水聽器波分復用結構、波分復用器與解復用器隔離度等因素以及非線性效應對系統串擾的影響;對大規模光纖水聽器復用系統噪聲進行深入細致的理論分析,研究了系統噪聲、相位解析度、動態范圍與復用數目、傳輸光纖長度、中繼光纖放大器等諸多因素的關系。The technology and application of wavelength division multiplexing
光波分復用系統及其應用The analysis in this paper demonstrates the power of the transfer matrix method, which can get the features of aperiode fiber grating fastly, referent the papers [ 1 - 2 ] ( published ). 3 ) in terms of the theoretical mode of mfc, the effect of mfc parameters on its features - chirped moire fiber grating and moire fiber grating formed by two uniform fiber grating with different central wavelengths, is discussed individually. by comparison between the two kinds of mfc, chirped moire fiber grating is better for owdm, referent the paper [ 3 ] ( to be published )
3 )從摩爾光纖光柵的理論模型出發,分別討論啁啾摩爾光纖光柵和由兩中心波長不同的均勻光柵構成的摩爾光纖光柵的各參數對其特性的影響,對比這兩種摩爾光纖光柵的特性,發現啁啾摩爾光纖光柵更適合光波分復用系統的要求,參考待發論文[ 3 ] 。C ) the noise mode was established for a large - scale array of fiber - optic hydrophones using tdm and wdm, and the methods were presented that suppress noises and enlarge dynamic range. d ) a scheme was given of constituting the very large - scale array composed of 512
3 、針對一個大規模光纖水聽器時分波分復用系統,建立了噪聲分析模型,為抑制系統噪聲、擴大系統動態范圍提供了科學的方法。分享友人