雷達測速器 的英文怎麼說

中文拼音 [léi]
雷達測速器 英文
radar speedometer
  • : 1. (雲層放電時發出的響聲) thunder 2. (軍事上用的爆炸武器) mine 3. (姓氏) a surname
  • : Ⅰ動詞1 (暢通) extend 2 (達到) reach; attain; amount to 3 (通曉; 明白) understand thoroughly...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 雷達 : [訊] radar (縮自 radio detection and ranging)
  • 測速 : logging speed
  1. Based on the model of safe following distance, the design blue print of system is presented in the text. using the multiple impulses horae rotate speed sensor to measure the vehicle speed and nanometer radar to measure the distance of own vehicle to frontal vehicle, and analyzing and judging collected information by at89c51 which is the control centre of the system

    本文在安全跟車模型的基礎上,提出了系統方案:採用霍爾多脈沖轉傳感量汽車的度,毫米波量兩車的距離和相對度,利用at89c51作為信息採集單元的控制中心,對各種信息進行分析判斷,當行車距離小於報警距離時啟動相關的報警單元。
  2. The related theory and critical technology of ladar, the imaging mode and ranging methods of imaging ladar have been discussed in detail in this dissertation. then a research project of high - speed 3d - imaging ladar using a laser diode has been proposed, and the primary and critical problems of the theory and technology of the project have been discussed. a ladar prototype has been manufactured successfully, with which lots of systematic experiments have been carried out

    論文系統研究了激光的相關理論和關鍵技術,詳細討論了成像激光距體制和成像方式,在此基礎上提出了一種採用半導體激光的高三維成像激光研究方案,全面分析了該方案的主要理論問題和關鍵技術問題,並成功研製出了實驗室樣機,利用樣機進行了大量的系統實驗。
  3. High precision ad chip is used for intermediate frequency data sampling and fpga of virtex - series is used for the implementation of intermediate - frequency orthogonal system, which includes the sequencing control design for mult - channel radar system with verilog, the application of ip core of digital filter and fifo, as well as the communication control module with dsp. as the master control part, the software programming for the communication between dsp and fpga is designed. the experimental result with hardware circuit shows the design is valid and practical

    採用高精度的adc晶元完成中頻采樣,通過virtex -系列fpga設計中頻正交系統,主要包括通過verilog語言實現多路中頻接收的時序控制,通過濾波ip核實現濾波的設計,以及利用c語言實現dsp的通訊控製程序設計。並給出了fpga在資源和度上一些優化的方法,調試過程中影響中頻正交接收性能試的因素。
  4. During an upper air sounding operation, a balloon filled with hydrogen carrying a radiosonde and a radar reflector was released. the ascent rate of the balloon was roughly 360 metres per minute

    在進行高空探時,氫氣球上掛上一個無線電探空儀及一個反射,以每分鐘360米左右的度上升。
  5. The predictive function control is one of the most novel direction in this area, and it applies in the fast - processes initially, such as robot ' s arm control and radar tracking control, now it applies also in the slow - processes, such as fitful reaction temperature control, etc. the theory and application of the predictive control are studied in this paper

    而預函數控制是預控制領域中最新的研究方向之一,近年來,預函數控制的應用已從最初的快過程,如工業機人的手臂控制、跟蹤控制等發展到慢過程,如間歇反應過程的溫度跟蹤控制等,而且,在國內的應用也已呈逐步發展之趨勢。
  6. An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process

    飛行軌道機動過程中,為跟蹤、定位機動目標和干預機動控制過程,需要統計處理離散的量實時估計推進發動機的推力,進而確定飛行的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散模型,推進發動機的質量秒耗量作為表徵推力加度的一個近似常量,應用擴展卡爾曼濾波對離散的量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量模型的變分方程和觀矩陣;模擬結果表明該演算法能快、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力
  7. 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距,冪函數族基最小二乘曲線擬合微分法,四象限探( qd )光斑定位法角的脈沖激光整體量方案。
  8. 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:研究了率偏頻激光捷聯慣導的陀螺量信號的解調演算法;設計了在率偏頻激光捷聯慣導、 gps 、多普勒、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,對聯邦濾波和集中濾波的性能做了模擬對比分析;研究了適用於聯邦濾波的系統級故障理論和方法;探討了利用率偏頻激光捷聯慣導撓性捷聯慣導陀螺的混合量信息,通過神經網路實現硬故障交互檢的方法。
  9. Prosecutors in the belgian capital, overwhelmed by the number of speeding fines imposed since fixed radar traps were installed, have asked police to let off all but the worst offenders - - angering local mayors

    自從比利時首都布魯塞爾設置固定式雷達測速器后,檢察官被堆積如山的超罰單壓得喘不過氣來,因此要求警方除對犯行最重的駕駛開罰外,不要對其他超駕駛開單這讓區長們大為光火。
  10. With the development of the self - oscillating mixer ( som ) theory, the application of som has been studied thoroughly and shows potentials in many fields. this paper introduces the development of som technology in the pass few years at first. then it shows some popular nonlinear techniques used in analyzing the nonlinear circuits. the technology of som can be used in the doppler radar for velocity measurement and in frequency modulated continuous wave ( fmcw ) for distance measurement

    本文通過對自振混頻技術基本理論的研究,介紹了對非線性電路進行分析的理論方法以及在自振混頻技術分析中的應用,然後對自振混頻技術在多普勒和調頻連續波( fmcw )上的應用進行了研究。
  11. Dsp56f805 samples the ultrasonic pulse coming back from the target, then measures the distance and shows it on led. tms320vc5509a is accomplished the detecting speed and the main control of the radar system, is 16 fixed dsp with high performance and low power produced by ti company. dsp5509a samples the wave coming from t / r module, then measures the target ’ s speed and send this information to the assistant control chip - p89v51 based on boost c51 core mcs produced by philips company, which controls the lcd

    系統的控制和信號處理的核心晶元是motorola公司的dsp型16位單片機56f805 ,由它對超聲波回波脈沖進行ad采樣后,計算目標距離並在七段數碼管上顯示。系統中信號處理的核心晶元是ti公司的超低功耗、高性能的16位定點dsp ? ? tms320vc5509a ,由它對收發組件輸出的多普勒回波進行采樣,計算出目標運動度后,送給輔助控制晶元? ?飛利浦公司生產的基於c51內核的增強型單片機p89v51 ,並且在液晶顯示上顯示度信息。
  12. At the same time, the radar tracked the movement of the radar reflector and determined the range, azimuth and elevation of the reflector, allowing computation of winds

    同一時間,不停追蹤著反射定其距離方位及仰角,以計算風向和風
  13. At the same time, the radar tracked the movement of the radar reflector and determined the range, azimuth and elevation of the reflector at intervals of one minute, allowing computation of winds at different altitudes

    同一時間,不停追蹤著反射,每隔一分鐘定其距離、方位及仰角,以計算不同高度的風向和風
  14. With the quick development of electronic technology, high - stability crystal oscillator is being used more and more widely. especially, temperature - compensated crystal oscillator ( tcxo ) is commonly used in electronic equipments such as communication, navigation, radar, measure instruments etc.

    隨著電子技術的飛發展,頻率高度穩定的晶體振蕩得到了廣泛的應用,特別是溫度補償晶體振蕩( tcxo )更是廣泛應用於通信、導航、量儀表等電子設備中。
  15. The rapid development of radar, communications and weapon guide systems brings exigent demand for microwave receiver ’ s capability to detect any possible threaten in operation

    ,通信和武制導系統的迅發展,導致了在執行軍事行動時迫切需要用微波接收機探可能的各種威脅。
  16. With phased array radar observing target ' s improvement of different performances of the aircraft, the deterioration of the working environment of radar and improvement of the radar demand request more and higher for putting forward the equipment of phased array radar video signal processing. the digital signal processing is all the time the developing direction of radar signal processing, its main shortcoming is that the increase processing precision, and the amount of information at the same time bring on the amount processing redouble, method to solve this problem is the real - time high speed digital signal processing system. presently multi - processors parallel processing is the focus of the field of high - speed real - time processing. this paper ' s background is the high - speed real - time signal processing of phased array radar. a parallel computing system designed with 4 adsp - 21060 analog device inc ' s dsp is presented. lt has fully utilized the dsp ' s characteristic to be supported the parallel computing, and formed a mes h architecture. this paper design and discusses this system in terms of design for test ( dft ) and real time operation system ( rtos ), and have put forward the new solution for the design and development of the high - speed real - time signal processing system. then, analysed the subject matter faced at the same time

    本文以高實時相控陣視頻信號處理為背景,提出了一種由4片ad公司adsp - 21060構成的并行計算系統。它充分利用了adsp - 21060支持多處理并行計算的特點構成了一種網格結構,並且從可性設計、實時操作系統角度對該系統進行了設計與討論,為高實時信號處理系統的設計與開發提出了新的解決方案,同時分析了面臨的主要問題。本文首先分析了相控陣信號處理單元的特點,然後針對適合於片間并行的adsp - 21060討論了并行計算結構,提出了一種採用四片adsp - 21060構成網格結構的信號處理平臺,分析了它的工作原理。
  17. During my studying of postgraduate, i have accomplished above - mentioned researches and results listed below : 1 ) accumulated lots of experimental data of non - contact life - parameter detection system under different conditions, which is a good foundation for the next stage of this research. 2 ) brought forward the method of using adaptive processing to constrain the self - dithering interference. 3 ) brought forward the method of using acceleration sensor to detect the self - dithering interference as the referring signal of the adaptive filter. 4 ) compared the performances of adaptive algorithms based on fssms and vsslms, which is the basis of parameter - setting for applying adaptive processing to constrain the self - dithering interference in this subject. 5 ) constructed the mathematical model between the self - dithering interference and its radar return signal. 6 ) drew the conclusion of that there exists the correlativity between the self - dithering interference and its radar return signal. 7 ) drew the conclusion of that there exists the adding relation between the radar return signal of the self - dithering interference and the detecting signal. 8 ) developed the software for constraining self - dithering interference of non - contact life - parameter detection system

    在就讀碩士研究生期間,本人從事以上工作取得的主要研究結果有: l 、積累了大量的不同條件下非接觸生命參數檢系統的實驗數據,為檢系統的下一階段研究打下良好的基礎; 2 、提出了採用自適應處理抑制非接觸生命參數檢系統的自抖動干擾; 3 、提出了採用加度傳感非接觸生命參數檢系統的自抖動干擾作為自適應處理的參考信號: 4 、比較了固定步長和可變步長兩類ms自適應演算法的性能,為自適應演算法應用於本課題的研究提供參數設置依據; 5 、建立了非接觸生命參數檢系統自抖動和自抖動回波信號之間的數學模型; 6 、得出了非接觸生命參數檢系統自抖動和自抖動回波信號具有相關性的結論; 7 、得出了非接觸生命參數檢系統自抖動回波和第二頁第四軍醫大學碩士學位論文檢信號具有加性關系的結論; 8 、研製了非接觸生命參數檢系統自抖動干擾抑制軟體。
  18. It shows excellent results to reveal the efficiency of the method, also prove the superior science research value of pgpr and give direction for consummating the apparatus next step

    異常汽繞射波形得到有效的歸位,異常體空間位置與實際量的結果基本一致並且處理度快,不僅表明了該方法的有效性,證明相控陣探地技術具有一定研究價值,也為儀的進一步完善提供了思路。
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