方位探測器 的英文怎麼說
中文拼音 [fāngwèitàncèqì]
方位探測器
英文
azimuth sounder- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 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
- 方位 : position; bearing; direction; points of the compass; placement
- 探測器 : finder; detector; seeker; sounder; probe
- 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
-
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。The as - grown crystals were characterization by cutting and directional, x - ray diffraction, high resolution ohmmeter, ir transmission spectroscopy, visible light absorption spectroscopy, scan electronic microscopy ( sem ) and positron annihilate time technique ( pat ). the ir transmittance of czt single crystals grown with cd - riched is about 53 %, while 23 % with no cd riched
採用解理實驗、 x射線衍射、電學性能測試、紅外透過譜測試、可見光吸收譜測試、 sem蝕坑分析、探測器的試制等分析測試方法,並首次採用正電子湮沒壽命譜分析方法來研究czt單晶體的空位缺陷,綜合表徵了所生長的晶體的質量和性能。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。The energy loss method is depended on the resolution of the detector and the ion energy
E - e望遠鏡方法對同量異位素的分辨本領取決于e和e探測器的能量分辨本領和離子所帶能量的高低。The simulation results show that the feature point detection and tracking algorithm is feasible. next, matched points based essential matrix estimation is studied. the spacecraft attitude and position parameters are derived from essential matrix and the scale of motion is recovered with range information from laser ranger taken in account
再次,研究基於匹配特徵點對的本質矩陣的估計演算法,給出了由本質矩陣求取空間探測器的姿態信息和位置信息的方法,並且結合激光測距儀信息,得到探測器的運動比例參數,實現軟著陸過程的導航。In this paper, we focused on the application research of the multiple element detector, which is used some type of infrared guidance missile. in view of the digital signal processor, the theoretical study, the scheme for application and the simulation research of this infrared guidance system is studied in detail
針對某型採用紅外多元探測器進行目標探測的紅外製導導彈系統,本文深入、系統地分析和研究了紅外多元探測器的工作原理,並從數字信號處理器( dsp )實現的角度,著重開展了有關利用數字信息處理技術進行目標的位置偏差解算演算法以及提高此型導彈的抗干擾能力方法的研究。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。X fluorescence can quickly carry out measurement without damage and motion. it was widely adopted in geology, mining, environmental - protection, archaeology and industrial - analysis. its principium is that in measurement of radioactivity, the pulse energy is directly proportional to pulse signal amplitude detected by the radiation detector
X熒光方法可以實現快速、原位、無損測量,被廣泛應用於地質、礦業、環保、考古、工業在線分析等領域,其原理是:在核能譜測量工作中探測器輸出的脈沖信號與入射粒子的能量成正比,通過測量脈沖信號幅度,得到入射粒子的能量。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。Because of the lack of the length information of the target, we need the measurements from two stationary infrared sensors at least if we want to locate the target that we focus on
要實現靜止的紅外探測器的定位功能,由於只能得到目標的方位數據,無法獲取距離信息,所以至少需要兩站的方位數據協同進行定位。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。4. through our research, the whole measuring scheme is finalized for pulse - counting method with analog intervene chosen to measure distance, the differential coefficient method based on the least - squares curve fitting based on power functions chosen to measure velocity and qd optical spot location method chosen to measure angle
4 .通過研究,最終確定了以模擬插入脈沖計數法測距,冪函數族基最小二乘曲線擬合微分法測速,四象限探測器( qd )光斑定位法測角的脈沖激光雷達整體測量方案。Isobaric identification with gf - tof method is based on the different time of flight caused by the different energy loss. the resolution of gf - tof is mainly affected by two factors. first, the rises time of current pulse from start and stop detector
Gf - tof方法對同量異位素的分辨取決于e的不同而產生的時間不同,時間分辨僅來源於定時探測器電流脈沖上升時間的快慢和離子在氣體介質中的能量離散。At last, the experiment result proved the effectiveness of the spectrum rebuilding technology. the experiment result show that the wavelength detection accuracy is improved by an order of magnitude using the spectrum rebuilding technology compared with that obtained from direct peak search. some other schemes to enhance the accuracy are illustrated
最後列舉了其它幾種提高測量精度的方案,包括關鍵器件可調諧濾波器的位置變化提高信噪比,調整探測器pinfet的輸出電壓的零點以提高a / d採集卡的利用率,以及採用系統參考消除系統誤差造成的波長漂移。Furthermore, the monitoring system is applied to a series of experiments in atrium models and we get a great deal of experiment data. according to the collected data, this paper analyses the characteristic of smoke flow and temperature distribution in atrium models and discusses the setting conditions, setting place and setting mode of the fire detectors
本文將微機監測系統應用於一系列中庭模型實驗中,獲得了大量的實驗數據,基於所測出的實驗數據分析出模型內的煙氣運動規律和煙氣溫度分佈的特點,並著重探討了中庭內火災探測器的設置條件、設置位置和設置方式及組合。In this paper we demonstrated a new field - controllable liquid - crystal phase grating which to used in orientation detecting and automatic tracking and aiming in space communication
本文提出了利用一種新的液晶器件對空間光通信中對激光源進行方位探測和自動跟瞄,即液晶電控光柵。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。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。A new pattern position sensitive detector is introduced, so the accelerometer has many advantages including high sensitivity, high resolution and quick response speed. a binary width - modulated pulse rebalance loop is applied in the accelerometer
該加速度計引入了新型位置敏感探測器psd ,使其具有高的靈敏度、解析度和響應速度;同時採取了二元調寬脈沖加矩方式的再平衡迴路。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。分享友人