相位探測器 的英文怎麼說

中文拼音 [xiāngwèitàncèqì]
相位探測器 英文
phase detector
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 探 : Ⅰ動詞1 （試圖發現） try to find out; explore; sound 2 （看望） call on; visit; see 3 （向前伸出）...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 相位 : phase position; phase
  • 探測器 : finder; detector; seeker; sounder; probe
  • 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
  1. Choosing y type reflection fiber optic detector, this thesis create a tiny displacement - detecting sensor that is made up of led ( light emitting diode ), fiber optic detector, electric eye, lock - in amplifier, display and other electro circuits

    本論文採用y型反射式光纖探頭設計製作了一種微位移測量裝置，它主要由發光二極體、光纖探頭、 、鎖相放大器、顯示器及相關電路組成。
  2. A noncontact 3 - d position measurement system is introduced in this thesis. the system is composed of a planner array ccd detector, real time image analysis and quick data calculation system, which can survey the positional relationship between the haloid lamp objects on the emissive vehicle and the measuring system on the loading vehicle

    本文研究了一種簡單、新型的非接觸三維位置測量系統，該系統由一組ccd探測器、實時圖像處理及快速數據解算系統組成，對發射車上鹵鎢燈目標在測量坐標系中的三維坐標x 、 y 、 z值和發射車軸線相對測量坐標軸的夾角進行測量。
  3. Abstract : in fourier transform profilometry, because of the nonlinear relationship between the irradiant incident upon a ccd dete ctor andthe voltage it outputs, it will cause phase evaluation errors. here, we ex plain the errorsource by theoretical deducing, then make a simulation. at last, a method to decrease thiserror is put forward

    文摘:在傅里葉變換輪廓術中，由於ccd探測器光電響應的非線性，將在測量中引入高次項，從而對相位的求解造成較大誤差，通過理論的推導定性地解釋了誤差的來由，並用計算機進行了模擬計算，最後提出了減小誤差的方法。
  4. By calculating parameters including the link length, the azimuth angle, the elevation, the optical power that the inter - satellite optical cdma communication system will receive, the variation range of the azimuth angle and the elevation from the optical antenna of atp are understood well. by analyzing the factors to impact bit - error - rate ( ber ) from the received power, multi - user disturbing, background noise, wavelength, bit rate etc, measures to guarantee high performances of the system are obtained, especially those for smoothing the fluctuation of the received optical power from host platform vibration

    分析研究了衛星光cdma通信系統中衛星仰角、方位角和距離，給出了探測器能夠接收到的光功率以及atp子系統捕獲及跟瞄的范圍;對衛星光cdma通信系統性能模型和基於衛星振動系統性能模型的研究，分析了多用戶干擾、接收光功率、背景光噪聲、振動偏差以及碼速率對系統誤碼率的影響，給出了相應的改進措施。
  5. Preliminary results indicate that the standard and low electromagnetic interaction packages in geant4 give almost identical simulation on emc, the detector performance, such as energy / position resolution, satisfies requirements of physics design. different behaviors of hadrons and electrons in emc will be helpful for particle discrimination, such as e / discrimination. the complete and perfect offline simulation software will play an important role in physics study at bes

    初步結果顯示:標準和低能兩種電磁相互作用模擬軟體包在bes能區給出了相同的模擬結果;探測器的運行指標，如能量解析度和位置解析度，滿足物理設計指標;強子和電子在emc中的不同行為將會給進一步的粒子鑒別（如e /鑒別）提供幫助;完整而完善的離線模擬軟體將在今後bes上的物理研究發揮重要作用。
  6. Therefore, according to the mobility of the aircraft, the present study builts a multi - static location system, which uses the measurements detected by active or passive airborne sensors, when the aircraft is at the different positions. this study proposes two methods for locating sonobuoys. the first one is using aircraft - to - buoy slant range information

    根據飛機的機動性，本文構造了使飛機到達不同點獲取相同的測量信息而實現定位的多基地定位系統；依據機載有源無源探測器所能獲得的測量量，提出了兩種定位方法：斜距離測量定位法和基於卡爾曼濾波的方位測量定位法。
  7. Both laser emitter and psd photoelectric displacement and orientation sensor are mature technical products, and this method has a lower cost compared with other methods

    同時，由於激光發射器和psd位置探測器都是成熟技術產品的應用，與其他測量方法相比可以具有較低的成本。
  8. If your system clock is set to the correct time, the detectors will be shown in proper relation to the stars. they move around the celestial sphere once in 24 hours

    如果你的系統時間設置正確，屏保中的探測器與天體位置將與現實中的相符。如果你對著屏保看一天，它們也將在24小時內圍繞天球旋轉一圈。
  9. The workshop included a visit to the unveiling of a remote controlled prototype lunar rover by inventors at the shanghai aerospace system engineering institute in minhang district, shanghai

    研討會期間，專家們參觀了位於上海閔行區的上海航天控制工程研究所並目睹了首次公開亮相的可遙控月面巡視探測器（簡稱
  10. The phase noise of a phase - locked vco will be at least 6db worse than the phase noise of the divided reference for each octave between the comparison frequency and the vco output frequency

    大部分數字相位探測器在兩個輸入一致的模擬輸出變化不超過的小范圍有死區。
  11. The trick is how best to combine satellite - positioning technology, laser range - finders, radar sensors and omni - directional cameras to gather enough data ? but not too much ? so the vehicle ' s software can figure out what is going on before hitting something or swerving onto the wrong side of the road

    訣竅在於如何最大程度地將衛星定位技術、激光測距儀、雷達探測器以及全向照相機集合到一起，獲取足夠但總不會過多的數據，以便可以在車輛撞上某物或者駛到道路的錯誤一側之前讓軟體計算出所處狀況。
  12. When the analyzer was located in four angles, a photoelectric detector was used to gather the energy of laser, so we can calculate the retardation of wave plate with the phase shifting

    測量裝置採用了步進電機帶動檢偏器旋轉，運用光柵編碼器測角裝置測量檢偏器的轉動角度，使用光電探測器採集檢偏器在四個方位角度的光強值，根據移相演算法得出波片的相位延遲角。
  13. The simulated results show that we can improve the sensitivity by setting the optical bias at / 2, reducing the gap of electrode, increasing the overlap integral factor, reducing the insert lose, adopting suitable segmentation number, increasing the electrode length, increasing the optical power, reducing the wavelength and the relative intensity noise and reducing the receive bandwidth ; obtain the wider bandwidth utilizing reducing the electrode length and the capacitance of modulator, segmentation the electrode ; increase the dynamic range using lowering noise, increasing the optical power at the detector and lower optical bias

    通過計算得知，使傳感器相位偏置為/ 2 ，減小電極間距，提高電光重疊因子，減小器件插入損耗，採用合適的分段數，增加電極長度，增大光功率，降低激光的波長，減小相對強度噪聲，減小接收帶寬，對提高靈敏度的效果是非常明顯的。而減小天線長度，降低調制器電容，電極分段，都可以獲取較大的帶寬。降低系統噪聲;增加到達探測器的光功率，採用較低的光學偏置，都可以增大線性動態范圍。
  14. The research of positron imaging systems can be divided into two parts : imaging instrumentation and image reconstruction, which are the main interest of this thesis. the bgo ( bismuth germanate ) scintillation crystal coupled with a position sensitive photomultiplier tube ( ps - pmt ) h7546 are used to build the y - rays detector

    我們設計了以閃爍晶體作為成像前端，與多陽極位置靈敏型光電倍增管相耦合的射線探測器，具體為bgo （ bi _ 4ge _ 3o _ （ 12 ） ，鍺酸鉍）晶體、 hamamastu的h7546光電倍增管。
  15. For the positive real function image encoded by double random - phase, the first random - phase mask placed in the blank can not serve as the key when the decrypted image is detected by intensity detector in the decrypting process

    摘要正的實函數圖像通過雙隨機相位編碼加密以後，在解密過程中，用光強探測器接收解密圖像時，位於空域的第1塊相位掩模不起密匙作用。
  16. The landing site coordinate system is first defined from the image coordinates of three feature points obtained using an optical navigation camera and the distances from the spacecraft to each fp measured using a laser range finder

    首先利用特徵點的圖像坐標和探測器到三個特徵點的距離信息構建了著陸點坐標系，確定了探測器相對著陸點坐標系的位置和姿態。
  17. The main contributions are showing as follows : 1 based on the theory and specialty of four - element and infrared guidance system, a new method of calculating the relative location of the target and forming the instruction for the infrared missile to tracing the target is proposed in this thesis

    本論文主要成果和創新性工作如下： 1 、針對紅外多元探測器的工作原理和結構特點，結合紅外製導導彈系統的結構、原理，提出了利用紅外多元探測器提供的信息解算目標位置並形成相應控制指令的方法。
  18. It localize high and low intensity in the images in the + 1 and the - 1 orders, respectively. dgwfs has a novel optical configuration and is smart and straightforward for wavefront sensing, but the algorithms for wavefront reconstruction is immature

    這種方法可以在一個光電探測器同時測量焦點前後兩個離焦面上的光強分佈;並且結構緊湊，簡單實用，在探測裝置的實現方面具有很大的優勢，但其在相位演算法上尚未成熟。
  19. This thesis describes a all fiber optic accelerometer based on t - g double beam interferometer, the whole system include a coherent source whose wavelength is 1310nm, a flexural optic fiber disk act as sensing unit, photodetector, piezoelectric ceramic act as a phase modulator and signal processing circuit. the all fiber optic accelerometer described in the paper has many desirable engineering features which include : broad frequency response ; high sensitivity to measurands ; antielectromagnetic interference and small size

    本課題研究的是一種基於泰曼-格林（ t - g ）雙光束干涉儀原理的光纖加速度計，系統主要包括：中心波長為1 . 31 m的ld相干光源、起傳感作用的光纖柔性盤、光探測器（ pin ） 、相位調制用的壓電陶瓷以及信號處理系統。
  20. In this paper they study a position - detecting system based on microprocessor and psd ( position sensitive detector ). the method is as follows : when the ac - signal from psd which is illuminated by modulated light source passes through an active band - pass analog filter, it filters the ac signal which represents the object light source. then the dc - converter circuit transforms it into dc - signal which is used to calculate the position

    這一系統採用的方法是通過對位置敏感探測器psd受到調制目標光源照射后輸出的模擬交流信號進行有源帶通濾波，提取出代表目標光源的調制頻率成份，再將該信號轉變為用來參與位置解算的直流信號，然後選用單片機組成硬體電路，對直流信號進行採集處理並與計算機建立通信，把數據送入計算機進行位置解算，分析判別目標光源和psd器件的相對位置。
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