optical fiber source 中文意思是什麼
optical fiber source
解釋
光纖光源-
Is the bifurcated fiber assembly used only between the probe and the source and detector, or is the probe itself a bifurcated optical fiber
兩部光纖整合僅用在探測器和光源及檢測器間嗎，或者探測器本身就是一個分部光纖呢？ -
The loss will be decreased by using single - mode fiber or poledzation holding fiber in recent work we measured the verdet constant of the samples and tested the chederistic of magnetic - optical glass bare fibel then, we analyzc the resource of ermrs, which are coupling effect, stability of the light source, polarizers, defects of the magnetic - optical glass flber and coupling effects between different modes
採用單模光纖或偏振保持光纖將降低損耗。論文測試了樣品的費爾德常數，研究了磁光玻璃裸光纖的偏振特性。分析了誤差的主要來源：耦合效果、光源的穩定性、偏振片對光路的影響、裸光纖自身缺點和模式耦合的影響。 -
With the increasing requirements for detecting distance, photoelectric module, including light source and modulation, can be put under water to reduce the loss of light power in the optical fiber transmission and transmit the detected signal to the signal processing workstation on the shore. optical transceivers must be applied to realize the low - rate optical communication between the workstation on the shore and the long - distance photoelectric modules under water
隨著光纖水聽器陣列技術的發展，可將光源與調制部分作為遠程光電模塊置於水下，減少光纖傳輸過程中光波信號的損耗，而直接將光纖的探測信號傳回岸基工作站進行處理，以增加光纖水聽器的探測距離。 -
This part of work involves several key problems as follows : - 1 ) coupling technology of laser source with the optical fiber ; 2 ) the construction of the sampling device and the selection of relevant parameters ; 3 ) the technical platform for the treatment and modification of fiber / capillary annular column sensing element ; 4 ) the selection of the size or parameters, design, machining and assembly of the sensing instruments ; 5 ) the construction of the multichannel detection system, the collection and processing of the digital signals and the exploiture of relevant software ; and so on
傳感裝置各部件尺寸或參數的選擇，設計、加工和組裝；一5多通道檢測系統的構造，數字信號的採集及軟體的開發；等等。根據我們的設想，我們研製出了基於通用和快速檢測的裸光纖模式濾光傳感裝置和基於多組分同時選擇性響應的修飾光纖模式濾光色譜傳感裝置。 -
3 ) the optical fiber sensor used hi oil contamination measurement is also developed. some key techniques such as selection of light source and photoelectric cell, designs of measurement set and flow cell are analyzed. a new orthogonal optics has been presented and virtually improved the reliability of test data
3 ）研製了測量油液污染度的光纖傳感器，分析了光路設計的各種關鍵技術（如光源、光電接收管的選擇、測量光路和樣品池的設計等） ，設計了正交光路光學系統，有效地提高了檢測信號的可靠性。 -
The products, optical fusion splicer, otdr, light source, optical power meter ， fiber optic cable, operating tools of optics and material, cable blow cable machine ， coupler make station ， are widely used in the field of telecom, unicom, mobile catv, power, railway, petro - chemical, troop, coal, science and research college and etc
公司生產經營的光纖熔接機、光時域反射儀（ otdr ） 、光源光功率計、光纖光纜、光纜施工工具及器材、光纜吹纜機、光纖熔融拉錐設備等產品，廣泛應用於電信、移動、聯通、郵電、廣電、電力、鐵路、石化、部隊、煤炭、科研院校等領域。 -
The actively mode - locked erbium doped fiber laser is very attractive among those potential sources which can generate broadband tunable near transform - limited pulse with high repetition rate and has been used as the ideal optical transmitter and all optical clock source in the future long - distance communication systems
對于高速光纖通信系統而言，能輸出高重復頻率的、近極限超短脈沖的主動鎖模光纖激光器被認為是未來遠程無中繼光纖通信系統的理想光源。但其難點是工作穩定性問題。 -
2 the design and manufacture of focs instrument system the foundation of commercial fiber optical chemical technique is to manufacture a fiber optical chemical instrument system. an instrument is assembled with xenon light as the source, bifurcate quartz fiber as the carrier for light, high precision photomultiplier tube for the conversion of light signal to electron signal and the 16 - digit multi - channels analog - to - digital card for collection of data
生產人作者選擇氖燈為光源、設計聚焦系統，以石英分支光纖作為傳輸光信號介質，高精度光電倍增管檢測， 16位多道數據採集卡為a d轉換，採用visualbasic編寫windows平臺操作軟體，菜單提示，窗口人機對話，研製成功單通道光纖化學過程傳感儀器系統。 -
As the key component of multiplexer / demultiplexer, optical filter technology has been fueling great interest with the emergence of wide range tunable laser source, all - wave fiber, and wide band optical amplifiers, which is promoting dwdm to a leading edge of optical fiber communication
隨著寬可調諧激光光源、全波光纖和超寬帶光放大器的出現，密集波分復用日益成為光纖通信的主流技術，作為復用/解復用器核心的光濾波技術備受關注。 -
Fiber bragg grating ( fbg ) sensor is a wavelength - encode sensor. it has many unique characteristics, for example it can be immune from light source disturbance and system loss, now it is one of the current heat research fields in the optical fiber sensing fields
布拉格光纖光柵（ fbg ）傳感器屬于波長調制型光纖傳感器，具有不受光源功率波動和系統損耗等獨特的優點，成為目前光纖傳感領域的研究熱點之一。 -
Light source and the signal processing device are placed on the shore in the optical fiber hydrophone system using phase - generated - carrier technique, which make the wet end with no electronic devices
採用相位載波調制解調技術（ pgc ）的岸基陣光纖水聽器信號檢測方案將光源與信號處理都放在岸上，系統濕端全光纖化。 -
In this paper, a new theoretical model is established for optical fiber pumped by broadband laser. using the new model, we have analyzed the influence of longitudinal - mode number, bandwidth and line - width of pumping source on sbs reflectivity, and pointed out the monochromaticity of pumping laser has obvious affect on optical fiber conjugator
成功解釋了激光線寬、縱模間隔與數目對光纖中sbs過程的影響，並通過數值計算分析了sbs閾值、反射率、相對穩定性、保真度等性能參數隨著注入激光能量、脈寬以及光纖長度、芯徑的變化趨勢。 -
Because mz interferometric optical fiber gyroscope has bigger nonreciprocal phase, the system thermal stability, polarization noise and the error caused by the fluctuation of light source is particular analysed, some effective methods is proposed such as : using the " quasi - white - light " interferometry and the fiber polish technology accurately to control the fiber length, using depolarization light to minish the polarization error, and using temperature control, optical power control and depolarizer to stabilize the output of the light source
結合mz干涉式光纖陀螺的存在較大非互易相移的特點，著重從其溫度穩定性、偏振噪聲以及光源波動引起的誤差三個方面分析了抑制噪聲、提高檢測精度的方法，提出了：採用「準白光」干涉測量法結合光纖研磨技術精確控制光纖長度差的辦法；採用非偏振光源抑制偏振噪聲的方法；採用溫度控制、功率控制以及消偏器實現穩定化陀螺光源的方法。 -
On the other hand, a new technology using tunable laser as light source of delay system is proposed, which uses the characteristics of optical fiber material dispersion which means that the refraction index of optical fiber changes along with the difference of transmitting wavelength
另一方面，提出一種通過採用可調諧激光器作為系統光源的技術，利用光纖的材料色散特性即光纖的折射率隨傳輸波長變化而改變的特點，來改變延時光纖中信號存儲的時間，從而達到提高光纖延遲線延時精度的目的。 -
The main research work is as follows : the theories and general situations correlative with fiber bragg grating sensors are briefly introduced. and our wavelength demodulation system is presented. the affection of optical source on measurement accuracy of the system is discussed
主要研究內容如下:首先介紹了與bragg光纖光柵傳感器相關的理論和發展概況，給出了本論文採用可調諧濾波器的波長解調系統結構。 -
Secondly, basing on the theory of on - off gain of small signal, the raman gain coefficient for frequency shift between 0. 5 and 20 thz of standard sigle mode optical fiber is measured by pump - probe method through a super luminescent diode ( sld ) as a broadband small signal probe source. thirdly, numerical simulation analysis of gain characteristic of raman fiber amplifier for c band wdm signal light is made according to the raman gain coefficient of the fiber measured before through target and four rank runge - kutta method. at the invariability of wavelength and maximum power of each of two pumps, schematic of powers of two pumps for best flatness on c band wdm optical gain was found out, at the same time, the factors of resulting in gain saturation is analyzed, too
本文首先應用經典的電磁理論對拉曼光纖放大器的工作機制進行了分析，然後，根據小信號理論推導出的開關增益求出了光纖拉曼增益系數的表達式，採用泵浦-探測波的方法，利用超輻射激光二極體（ superluminescentdiode簡稱sld ）作為探測光源，測量了所用標準單模光纖頻移為0 . 5 - 20thz的拉曼增益系數，之後根據所測得的光纖的拉曼增益系數譜對應用該類光纖構成的放大c波段wdm光信號的拉曼光纖放大器的增益特性採用打靶法和四階龍格- - -庫塔進行了數值計算，在給定了兩個泵浦光源的波長和最大功率后，找出了反向泵浦情況下使c波段wdm光源增益最平坦的兩個泵浦的各自最佳功率，同時也分析了導致信號光飽和的原因。 -
A special clamp for etching optical fiber and depositing pd film on the fiber is designed. designed a encapsulation set of the characteristics that is dampproof, shake and eroding resisted. the experimental set - up for hydrogen sensing includes the light source, gas cell, mass flow controller, stainless steel helical tubing and the detector, etc. the experimental results are also discussed
本文還設計了一套光纖腐蝕用夾具、光纖封裝加熱夾具和一套光纖濺射鍍膜實驗夾具;設計並製作了一套具有防潮、抗震和抗腐蝕功效的光纖傳感頭封裝裝置;設計了一套由激光器、反應混合氣室、光功率計、質子流量計和流量控制器等組成的氫氣定標實驗裝置並對實驗數據進行了分析與處理。 -
It produce general planning of fibre optic pressure sensor design, established pressure signal measuring mathematic model, deduce lights numerical aperture in bent optical fiber, analyses some kind of photoelectric detection mode. it expound characterization of optical fiber illuminating source and light detector, exhaustively analyse of illuminating source - optical fiber, light detector - fiber optical and fiber optica - fiber optic
論文提出了光纖壓力傳感器的總體方案，建立了壓力信號測試的數學模型，推導出了光在彎曲光纖中的數值孔徑，分析了光電探測的幾種方式。詳盡闡述了光纖、光源和光探測器的特性，對光源?光纖和光探測器?光纖的耦合效率進行了分析。 -
In the first place, start with theoretic model of distributed fbg strain - sensing network, sensing principle of fiber bragg grating is analyzed and sensing model created. on the basis of analyzing advantages and disadvantages of several familiar multiplexing and demodulation techniques, a mixture multiplexing method that combines optical frequency domain reflectometry ( ofdr ) and wavelength division multiplexing ( wdm ) is proposed to address fbg sensing array. at the same time, tunable narrow - band light source, which is composed of wide - band light source and tunable optical filter, is adopted to demodulate multiplex signals
首先，論文從分散式光纖光柵應變傳感網路的理論模型入手，分析了光纖布拉格光柵的傳感機理，建立光纖光柵應變傳感模型；在分析比較了常見幾種復用技術和信號解調技術的優缺點基礎上，提出應用光頻域反射復用技術和波分復用技術相結合的混合復用方法來解決光纖光柵應變傳感網路的尋址問題，採用由寬帶光源和可調諧光濾波器組成的可調諧窄帶光源來解調復用信號，通過理論分析和實驗研究證實了系統方案的可行性。 -
Employing multi - mode fiber to form partially coherent light source for atmospheric optical communication
多模光纖產生用於大氣光通信的部分相干光源
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