communication laser 中文意思是什麼

communication laser 解釋
通信激光器
  • communication : n. 1. 通訊，通知；交換；信息；書信，口信，通報。2. 傳達，傳授；傳播；傳染。3. 交通，交通機關；聯系，連絡（設備）。4. 【宗教】接受聖餐。
  • laser : n 鐳射激光，受激發射光，激光；萊塞；激光器，光激射器 （ ＝ light amplification by stimulated emis...
  1. Along with low optical fibers and high performance laser ' s development, optical fiber communication system and optical fiber passes system both need to be made a certain shape to produce various grow intervocalic oarts of apparatuses

    隨著低損耗光纖和高性能激光器的發展，光纖通信系統和光纖傳感系統都需要把光纖彎曲成一定形狀製作各種光纖元器件。
  2. The high - power semiconductor quantum well ( qw ) laser is a kind of luminescence device with superior performance, it has longe - lived, low threshold current density, high efficiency, high luminosity and excellent monochromatic, coherence, directionality, etc. the high - power semiconductor laser is widely applied to the fields, such as military, industrial machining, communication, information processing, medical treatment, etc. the material ' s epitaxy is the foundation of the whole laser ' s fabricating, and it has important influence on the optics and electricity performance about the laser

    大功率半導體量子阱激光器是一種性能優越的發光器件，具有壽命長、閾值電流密度低、效率高、亮度高以及良好的單色性、相干性、方向性等特點，廣泛應用於軍事、工業加工、通信及信息處理、醫療保健等領域。材料的外延生長是整個激光器器件製作的基礎，對器件的光學和電學性能有著重要的影響，生長不出優質的材料體系，獲得高性能的器件就無從談起，因此，材料的外延生長便成為了整個半導體激光器製作過程之中的重中之重。
  3. A new laser source of optical communication, erbium - ytterbium codoped phosphate glass waveguide laser that was provided with more prominent performance than semiconductor distribution feedback ( dfb ) laser, has been investigated globally from 1990s. the laser can meet many rigorous demands of wdm systems. the 1. 54 m laser emitted by the laser accords with the interrelated standard of international telecommunications union ( itu ), therefore, a splendent foreground can be predicted about this kind of laser in future optical communication

    基於鉺、鐿摻雜磷酸鹽玻璃基片的光波導激光器是一種新型通信光源，具有傳統的分佈反饋半導體激光器所不能比擬的優點，能滿足波分復用/密集波分復用技術對光源提出的諸多高新要求，所發射的1 . 54 m激光符合國際電信聯盟規范，在未來光通信中有著廣闊的發展前景。
  4. As far the trend of fiber - optic communication systems is to obtain higher capacity, and higher transmission speed. the intensity modulator is widely applied to a lot of fields. it is necessary for the intensity modulator subject to the laser pulse rectification systems that should be provided with following performances as high speed signal transmission and quick response and so on

    光纖通信向著大容量、高速寬帶方向發展，光纖延遲線系統要求強度調制器具有高速信號傳輸、快速響應的特點，因此以linbo _ 3為襯底材料的集成光學強度調制器具有十分良好的應用前景。
  5. Freespace laser communication and its key technology

    空間激光通信及其關鍵技術
  6. These light sources have promising applications and potential market demands for the high - density storage of opto - information, high - speed laser print, high - brightness and dynamic display in all colors, solid light sources, signal detectors and communication

    這類光源在高密度光信息存儲、高速激光列印、全色動態高亮度光顯示、固體照明光源、高亮度信號探測、通訊等方面有著廣闊的應用前景和巨大的市場潛力。
  7. Then we introduce the character of the atmosphere channel, which we emphasized on the atmosphere scatter, absorption and scintillation ' s effect on the laser beam. in chapter, we explain why we used cassegrain telescope to collect the optical signal at first, then the lightsource, detector, front amplifier used in optical communication has been compared to that of fiber communication, the noise including shot noise, thermal noise and background light noise has been explained here for analysis the snr and ber in the next section

    在第三章介紹無線光接入系統的光收發單元，採用多孔徑卡塞格倫式的收發天線對消除減小大氣湍流影響有較大作用，針對大氣通道的特點無線光系統收發單元在光源、光探測器、前置放大電路上存在許多有別于光纖通信的技術，同時還闡述了光接收機包括背景噪聲的噪聲機制和接收靈敏度、誤碼率等指標，最後給出了一個整個傳送鏈路的功率預算。
  8. Underwater laser communication

    水下激光通信
  9. To study blue - green laser light scattering and polarization status changes in the ocean, is used to resolve the relative problem of optical communication, detection and imaging under water. in the paper, sea water characteristic of absorption and scatter - ing, and intrinsic optical character and extrinsic optical character of sea water are summed up ; the scattering theories of sea water, including rayleigh scattering, mie scattering by spherical particles and polarization theories of mie scattering, are described in detail

    研究藍綠激光在海水中的散射特性以及由散射引起的退偏現象，是為了解決水下通信、探測、成像的相關問題。本文綜述了海水對光的吸收、散射特性以及海水的內在光學性質和外在光學性質;詳細介紹了海水的散射理論，包括瑞利散射、 mie散射以及mie散射的偏振理論。
  10. This thesis emphasizes on the research of the theory and experiments of the laser beam propagation in the atmosphere, which are of great importance in the areas of laser radar, laser missile - guidance and communication

    激光束在大氣中傳播的理論及實驗研究，對于激光雷達、激光制導及通信等領域有重要意義。大氣中的湍流對激光束的影響占突出地位，本文著重研究湍流對大氣中傳輸激光的影響。
  11. Fibre optic communication subsystem test procedures - digital systems - time - resolved chirp and alpha - factor measurement of laser transmitters

    纖維光學通信子系統試驗程序.數字系統.激光發射機的時間分辨線性調頻脈沖和因數測量
  12. Fibre optic communication subsystem test procedures - part 2 - 10 : digital systems ; time - resolved chirp and alpha - factor measurement of laser transmitters

    纖維光學通信子系統試驗程序.第2 - 10部分:數字系統.激光發射機的時間分辨線性調頻脈沖和因數測量
  13. Fibre optic communication subsystem test procedures - part 1 - 4 : general communication subsystems - collection and reduction of two - dimensional nearfield data for multimode fibre laser transmitters

    光纖通訊子系統試驗規程.第1 - 4部分:一般通訊子系統.多模纖維激光發射機用二維近場數據的採集和換算
  14. Fibre optic communication subsystem test procedures - part 1 - 4 : general communication subsystems ; collection and reduction of two - dimensional nearfield data for multimode fibre laser transmitters

    纖維光學通信子系統試驗程序.第1 - 4部分:一般通信子系統.多模纖維激光發射機用二維近場數據的採集和換算
  15. Fibre optic communication subsystem basic test procedures - test procedures for general communication subsystems - collection and reduction of two - dimensional nearfield data for multimode fibre laser transmitters

    光纖通信子系統基本試驗程序.一般通信子系統的試驗程序.多模纖維激光發射機用二維近場數據的採集和整理
  16. The analysis of wavelength selection for space - to - ground laser communication

    空-地激光通信鏈路波長選擇因素分析
  17. Technology to unite ppm with turbo code in ultraviolet laser communication

    紫外激光通信中ppm與turbo聯合編碼調制研究
  18. Laser space communication

    空間激光通信
  19. Space laser communication

    空間激光通信
  20. Thus it supports theoretically the development of space laser communication technology, and provides important foundation for the practical technology

    因而為發展空間激光通信技術提供了理論依據，並為模擬實際效果奠定了重要的基礎。
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