波長復用 的英文怎麼說
中文拼音 [bōzhǎngfùyòng]
波長復用
英文
wavelength multiplexing- 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...
- 長 : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
- 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...
- 波長 : [物理學] wavelength波長標準 [光學] wavelength standards; 波長測量 wavelength measurement; 波長常...
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A new dynamic routing and wavelength assignment algorithm in wdm optical network
一種新的波分復用光網路動態路由和波長分配演算法The general nonlinear propagation equations of four - lightwaves in birefringent fibers are deduced. the characteristics of polarization mode dispersion in 4 + 10gb / sdwdm system in dispersion - flattened fibers is studied. our results show that pmd exerts a detrimental influence on 4 x logb / sdwdm system in limiting transmission rate and the channel numbers
本論文研究波分復用( wdm )系統中偏振模色散的影響,主要工作包括下面兩個部分:一、導出了四波長光波在雙折射光纖中傳輸所滿足的一般非線性耦合方程;在此基礎上,研究色散平坦光纖中4 10gb sdwdm系統的偏振模色散特性,並且進一步研究了偏振模色散對不同通道間隔的4 10gb sdwdm系統的影響。In such dense wavelength division multiplexing ( dwdm ) systems a light source having narrower linewidth and further stability of the wavelength has become a requirement
在這樣的密集波分復用( dwdm )系統中,光發送機的工作波長必須穩定,線寬必須窄,以避免復用通道間信號相互竄擾。The tbc algorithm simulates that wave near the boundaries is plane wave, and its amplitude and direction are decided by trial and error. in this thesis, the operation principle of an awg is introduced and the structure parameters of 8x8 awg with its central wavelength 1550. 12 / 7 / n and channel spacing 3. 2nm are designed by discussing the crosstalk to neighboring waveguide, the insertion losses and losses equal, etc. this thesis employs the waveguide theories to analyze the slab waveguide and the arrayed waveguide, and offers the distributions of stable optical fields
本文旨在設計一個中心波長為1550 . 12nm 、波長間隔為3 . 2nm的8 8awg波分復用器,通過綜合考慮相鄰波導間的最大串擾、插入損耗、通帶寬度以及各通道損耗均勻等指標來設計、優化awg的各個結構參數,如輸入、輸出波導和波導陣列中相鄰波導的間隔,平板波導的聚焦長度,波導陣列中相鄰波導的長度差等。3 ) the new types of photonic devices based on sampled grating : multiple wavelength laser, wavelength multiplexer / demultiplexer, reconfigurable optical add / drop multiplexer, optical fiber sensor, and multiple channels dispersion compensator
3 )取樣光柵構成的新型光子學器件:多波長激光器、波分復用解復用器、重構型光分插復用器、光纖傳感器及多通道色散補償器在光纖通信中的應用前景。So it can be expected that two - segment dfb lasers will play important roles in future dwdm and multi - wavelength network
因此,兩段式dfb激光器可望在密集波分復用以及多波長網路中獲得應用。Fiber optic branching devices - part 3 : sectional specification - one - to - n wavelength multiplexer demultiplexer
纖維光學分路器第3部分:分規范1至n個波長復用器解復用器The technology of wdm combined with edfa can take fully advantage of capability of fibers, being a premium method of realizing high - capacity, long - haul, high - speed communications
波分復用( wdm )和摻鉺光纖放大器( edfa )的結合應用是充分挖掘光纖帶寬能力,實現大容量、高速率、長距離通信的最佳手段。We call it twt photonic burst network because it employs otdm in the regional network and owdm in the long haul backbone network
由於在區域網路中使用光時分復用技術,而在長距離骨幹網路中使用光波分復用技術,因此稱之為twt光突發網路。With the rapid commercial applications of the wdm technology and the explosive growth of the transmission bandwidth of backbone networks, network survivability has become increasingly more important
摘要隨著波分復用( wdm )技術的迅速商用化,骨幹網路傳輸帶寬呈現爆炸式增長的趨勢,這使得網路生存性變得越來越重要。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。Routing and wavelength assignment problem is a key problem for wdm optical networks
摘要路由與波長分配問題是波分復用光網中的一個關鍵問題。Arrayed waveguide grating is one of those components which is based on plc technology. aim at designing arrayed waveguide grating for wdm system.,
基於平面光波迴路plc的陣列波導光柵awg器件可以實現高性能,多通道,高波長分辯率的波分復用解復用。The calculating formulas of central wavelength drift based on thin film microstructure and thermal - stress deformation are deduced, the drift of dwdm filter 15 calculated with these formulas
論文還討論了波分復用濾光片的溫度穩定性問題。推導了薄膜微觀結構和熱應力形變模型上的中心波長漂移計算公式。Computer technology and internet communication have been developed rapidly since the end of 20th century, which made a lager communication bandwidth was demanded synchronously. in the circumstances, the wavelength division multiplexing ( wdm ) technology was brought forward and applied widely, whereas, the development of wdm systems put forward a series of advanced qualifications about laser sources of optical communication
20世紀末以來,計算機與網路通信技術得到飛速發展,對網路帶寬的需求也隨之不斷增長,波分復用技術因適應這種需求而得到迅速推廣,同時也給通信激光源的性能帶來更高的要求。Raman fiber amplifier ( rfa ) is a kind of optical amplifier that can amplify signal light directly through nonlinear interaction of high intensity pump and signal light in fiber. whereas the spectrum of raman gain coefficient of optical fiber is not flat, the gain of signal light with different wavelength induced by a single pump is rather different, when wavelength division multiplexing ( wdm ) signal light is amplified by a single pump, the gain spectrum of the wdm signal light is not flat. the flatness of the wdm signal light has important impact on the optical signal - to - noise ratio ( osnr )
拉曼光纖放大器( ramanfiberamplifier ,簡稱rfa )利用高強度的泵浦光與信號光在光纖中的非線性相互作用實現信號光的直接放大,但是由於光纖的拉曼增益系數譜很不平坦,所以同一泵浦光源對不同波長信號光的增益就存在很大的差別,因此,用單泵浦光源來放大波分復用( wavelengthdivisionmulti - plexing ,簡稱wdm )信號光時,各信號光的增益值就有很大差異, wdm信號增益的平坦度對光信噪比( opticalsignal - noiseratio ,簡稱osnr )有重要影響。From introducing its function in wavelenght division multiplexing and theory, this paper fetch out researchful intention and significance about long - wavelength pass filter. in this paper, it expatiates film theory and microcosmic process of film growing
本文通過簡單地介紹長波通濾光片在波分復用器( wdm )中的作用及工作原理,引出了長波通濾光膜的研究目的和意義。The main purposes and contributions of this thesis are following : 1. after choosing the pump laser, the optical isolator, the wavelength division multiplexing ( wdm ), the erbium - doped fiber and the edsfs structure, the original edsfs spectrum could be measured. 2
本文的主要工作包括以下幾部分: 1 .按照光源要求達到的主要技術指標,選擇泵浦激光器,光隔離器,光波分復用器,選擇摻鉺光纖類型及長度;選擇光源結構之後,組裝並測試得到原始光edsfs模塊增益譜線。With the explosive increase in network traffic and the emergence of high performance optical network devices, such as optical cross - connect ( oxc ) and optical add / drop multiplexer ( oadm ), wavelength division multiplexing ( wdm ) technology becomes the core technology of next generation backbone networks
隨著網路業務量的爆炸性增長以及高性能的光網路設備(如光交叉連接器oxc 、光分插復用器oadm )的出現,波分復用技術( wdm : wavelengthdivisionmultiplexing )將成為下一代骨幹網路的核心技術。To realize the multi - service transport ability in metro wdm networks, we have built a platform based on sdh / wdm in chapter 3. the platform composes of sdh & wdm equipments at two nodes which connected by only one 50km sm fiber. some vlan modules are inserted, and the sdh forms a single - fiber bidirectional lan to transport ip service. some coders / decoders of video are connected to the modules to finish the video service transport
在第四章,我們提出兩種保護方案: sfvpp保護方案充分利用光纖的波分復用特性,針對復雜的網路結構,把不同波長通道業務劃分成不同虛拓撲(虛環網) ,綜合利用wdm環網光層保護策略,實現網路中不同的環網綜合保護。分享友人