檢波器組 的英文怎麼說
中文拼音 [jiǎnbōqìzǔ]
檢波器組
英文
detector bank- 檢 : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
- 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...
- 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
- 組 : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
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This leads us to the concept of arrays of detectors.
這就導致檢波器組合的概念。The optimum design of detector arrays for the attenuation of surface waves and of ambient noise is a complex subject.
為衰減面波和外界噪聲作檢波器組合的最佳設計是一件復雜的事情。One of the incidental functions of the detector array is the averaging or smoothing of these responses.
檢波器組合的一個附帶作用是這些響應的平衡或平穩。The specific research methods are listed : 1. matched filter taking the max ouput snr as the best rule correlates nonstop divided signal and divided echo to detect low snr target signal. then all one dimension divided correlation outs and done fft in portrait to leach interferential signal such as static or low rate mussy meaves, many pathway echo and so on and to take target ' s time difference and doppler frequency that combine parameters that target ' s direction taken from antenna and so on to implement target ' s orientation and tracking
具體研究方法如下: 1 、採用以輸出信噪比最大為準則的最佳匹配濾波器來對分段的參考和目標信號作相關處理來檢測低信噪比目標信號,然後對一維分段相關輸出組作縱向傅立葉變換來濾除靜態或低速的雜波、多徑回波等干擾信號,並提取目標的時差和多普勒頻率,再結合由天線獲得的目標方向等參數,就可以實現目標的定位和跟蹤。A uhf sensor is designed and fabricated, which mostly consists of antenna, uhf amplifier, high pass filter, and broadband wave detector
通過與大華無線電廠合作,研製了超高頻傳感器,其主要由天線、超高頻放大器、高通濾波器、寬帶檢波器等組成。Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter
硬體電路的設計主要分三大部分來實現:激勵源電路部分,由分頻電路和頻率合成電路組成,產生頻率穩定的激勵信號以確保檢測任務的正常進行;傳感器變換電路部分,由放大電路、濾波電路、檢波電路、鑒相電路和數據採集電路組成,主要將電渦流傳感器檢測線圈檢測到的信號變換成只含有被測信息的離散信號,易於后續電路處理;由dsp晶元構成的微處理系統,主要完成檢測系統的數據擬合、顯示及與主機通信等功能。Based on the geophone vibration formula, this paper presents the affective factors to the seismic data from high resolution geophone arrays and its main property specifications, such as natural frequency, damping coefficient, sensitivity, harmonic distortion, and alias
為此,從檢波器的振動方程出發,對高解析度地震檢波器性能指標(如自頻率、阻尼系數、靈敏度、諧波失真、假頻等)以及檢波器組合的連接方式對地震資料品質的影響進行了分析。Our objective in such an areal arrangment of detectors is to ensure that the reflection signal is substantially in phase at all detectors.
這種檢波器面積組合的目的是保證在所有檢波器上的反射信號實質上是同相位的。Take testing the typical circuit of vs1 - based control board for example, we discuss in detail the principles and methods of using the so - called system to test the breakdown
重點介紹利用數字示波器和計算機系統組成的故障測試系統對工業設備動態響應過程的檢測方法。The method that increases the attitude accuracy of strapdown inertial attitude and heading reference system ( siahrs ) with the infromation from inertial measurement unit ( imu ) its own is studied. according to the design idea of damping network in platform type, damping kalman filter in siahrs is designed to enhance the attitude accuracy via integrating attitude calculated by common siahrs and that estimated by accelerometers. in order to evaluate the effectiveness of damping attitude, the vehicle ' s movement should be detected in real - time. for this reason, the state chi - square test is employed in the damping kalman filter, and the failure detection vector are tested, which improves the sensitivity and reliability of failure detection. finally, static and dynamic experiments of actual system demonstrate the effectiveness of the proposed method
本文探討了如何利用慣性測量組合本身的信息來提高捷聯航姿系統的姿態精度.根據平臺式阻尼網路的思想,設計了捷聯式內阻尼卡爾曼濾波器,將慣導系統捷聯解算獲得的姿態與加速度計估計的姿態進行組合,在系統非加速度狀態下,提高了姿態輸出的精度.為了實時監測系統的運動狀態從而判斷內阻尼姿態的有效性,本文成功將狀態2檢驗法應用在內阻尼卡爾曼濾波器中,設計了基於2個狀態傳播器的故障監測器,並通過對故障檢測向量元素的檢驗代替對整個向量的檢驗,提高了故障監測的靈敏度和可靠性.最後,實際系統的動靜態實驗驗證了本文所提出的方法的有效性The following important work has been done : ( 1 ) some special problems of rate - bias laser gyro were analysed. the problems include modulation and demodulation of the output and algorithm of the attitude updates ; ( 2 ) the integrated navigation system with the fault tolerance property which equipped with many navigation equipments as sins, gps, dvs, ads, mg, vg is designed, and compared with that of ckf via simulations ; ( 3 ) the theories and methods of system level fault detection apply to federated filtering is investigated ; ( 4 ) the problem about using the fused information of sins based on rate - bias laser gyroscope / dynamical tune gyroscope to realize the component level hard fault interactions detection through a back - propagation neural network is discussed
主要研究工作有:研究了速率偏頻激光捷聯慣導的陀螺測量信號的解調演算法;設計了在速率偏頻激光捷聯慣導、 gps 、多普勒雷達、大氣數據系統、磁航向儀及垂直陀螺配備條件下聯邦濾波組合導航系統,對聯邦濾波器和集中濾波器的性能做了模擬對比分析;研究了適用於聯邦濾波器的系統級故障理論和方法;探討了利用速率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合測量信息,通過神經網路實現硬故障交互檢測的方法。Secondly, the noise of the system is analyzed. to improving the signal - to - noise of the system, design the phase sensitive demodulation system which contains three parts : signal channel, reference channel and correlation demodulator
其次,分析了系統各部分的噪聲,以提高系統信噪比為原則,設計了由信號通道、參考通道、相關解調器三部分組成的相敏檢波系統。Secondly, based on the theoretical analysis and the simulation by the ads and hfss, the millimeter short pulse detector and modulator have been successfully fulfilled
其次對毫米波短脈沖檢波器和調制器進行了理論研究,並利用ads軟體和hfss軟體對相關組件進行了分析、模擬和設計。It elucidates the importance of geophone property and its array in high - resolution seismic survey by analysis to the contrast test and application of the different geophone properties and arrays in recent land high - resolution surveys
對不同型號檢波器的性能以及檢波器不同組合方式的對比試驗和應用效果進行了分析,提出了適合高解析度地震檢波器的性能指標,指出合理地選擇檢波器類型和檢波器的連接方式,能提高地震資料的信噪比和解析度。If the weight at each receiver is set to unit mass, the canter of gravity of an array is the actual array center
提出了關于組合中心確定的重心原則,即把單個檢波器的權值視為單位質量,由此確定其組合圖形的重心應為實際的組合中心。Stub cable for geophone
檢波器組合軟電纜The testing system which consists of the synthesized sweeper, scalar network analyzer, testing set, detector and the computer has been established to test the low - loss dielectric materials ’ complex permittivity
建立了由信號源、標量網路分析儀、檢波器、測試裝置以及控制微機組成的微波低損耗介電材料介電參數的測試方法和測試系統。Methods in space / frequency domain : a group of gabor filters are used in texture - based image retrieval ; by analyzing how the energy changes with the decomposing of wavelet, tree - structured wavelet transform in texture - based image retrieval is selected to use. as for similarity measurement of texture - based image retrieval, this paper demonstrates two data models related to the similarity measurement and proposes two kinds of multi - feature combination structures
在空間頻域聯合的方法中,將構造的一組gabor濾波器用於圖象紋理檢索;通過分析紋理圖象經過小波分解后的能量變化特點,提出了選用樹型小波分解方法用於紋理檢索,提高了檢索的有效性。In the yield data acquire multi - line geometric in a radial pattern is adopted. before theoretical explanations about the non - uniqueness of inversions and the necessity of constrains are illustrated, the description of linear travel - time interpolation ( lti ) calculations, the derivation of jacobian linear equations, and the deductions of solving large sparse matrix equations, i. e. the lsqr iterations, are involved. in order to cope with the uncertainties in tomography, we reach several categories on constraint methods
對於野外數據採集採用多測線上放射狀布置檢波器;圍繞層析成像方法,文章分析了線性差值射線追蹤lti技術,推導出在矩形網格內速度以雙線性關系變化時方程組的解析式,進一步詳細探討方程組的求解方法,即最小平方正交分解法,並給出了迭代公式。Scheme iii. a system combining fft algorithm with chirp - z transform to detect feedback rapidly and accurately. then, adopting a filter bank composed of 12 iir narrow - band notch filters to eliminate feedback
採用chirp - z變換( czt )演算法與fft演算法相結合對聲反饋進行檢測,使用由12個iir窄帶陷波器構成的濾波器組對聲反饋進行抑制。分享友人