檢波輸出 的英文怎麼說

中文拼音 [jiǎnshūchū]
檢波輸出 英文
detected output
  • : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
  • : 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...
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • 輸出 : 1 (從內部送到外部) export 2 [電學] output; outcome; outlet; out fan; fanout; 輸出變壓器 output ...
  1. This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves

    2電控單元電路連接器設計製成電子控制測端子,並在測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態測;並通過obd -診斷座、 ecu測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除;動態數據讀取和形測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障形。
  2. 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 、採用以信噪比最大為準則的最佳匹配濾器來對分段的參考和目標信號作相關處理來測低信噪比目標信號,然後對一維分段相關組作縱向傅立葉變換來濾除靜態或低速的雜、多徑回等干擾信號,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。
  3. First, in order to verify the correct of this retrieval month, by using the data of three - dimensional wind field, raininess field and temperature field that are output by mm5 numerical simulation, we climate the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, then, on the base of the upwards retrieval theory and using the radial velocity field and echo intention field in the in - phase observation area of dual - doppler radar, we retrieve the atmospheric three - dimensional wind field

    首先,為驗此種反演方法的可靠性,我們使用mm5數值模式的三維風場、雨強場、溫度場等數據,分別模擬生成兩部雷達同步觀測區的徑向速度場和回強度場,然後根據以上的反演理論利用模擬的雙多普勒天氣雷達觀測到的徑向速度場和回強度場反演大氣三維風場。
  4. In the thesis, a signal processing scheme of polarization - insensitive fiber optic michelson interferometric magnetic sensor is described : making the interferometer work near the quadrature with closed loop controlling working point method, the fundamental frequency component of the magnetic field sensing signals can be detected to measure the input direct current ( dc ) magnetic field by phase sensitive demodulation

    本文主要介紹了偏振無關光纖michelson干涉型微弱磁場傳感器信號處理的方案:通過閉環控制工作點演算法使干涉儀工作在正交工作點處,再利用相敏演算法提取傳感器信號的基頻分量,以測量直流磁場的大小。
  5. The output of the detector is the video-signal proper, with a 2-volt swing.

    器的是相應的視頻信號、擺幅為2伏。
  6. 3. the new microwave power supply ( mps ) can work in vacuum and its power measurement is convenient. the output power could be adjusted with the change of control voltage, and the reflecting power could be gotten by measuring the output voltage of attenuator and detector

    ( 3 )可在真空下穩定工作的新型微源功率的測量較為方便,通過改變控制電壓的大小可以調節功率,通過測量衰減器的電壓信號可實現反射功率的測量。
  7. Firstly, the temperature varies in a large range in the place where the gap sensor works, so this paper analyzes the temperature drift of gap sensor, and finds out that the main reasons which result in temperature drift are the resistance of detecting coil and demodulating circuit parameters. to resolve this problem, a practical design of detecting coil is given, and a compensative measure considering the detecting coil and demodulation circuit is proposed to improve the temperature stability of gap sensor

    首先,針對間隙傳感器工作環境溫度變化較大的情況,本文對間隙傳感器溫度漂移現象進行了分析,認為測線圈電阻和電路參數變化是造成傳感器溫漂的主要原因,建立了測線圈的數學模型,提測線圈和電路綜合補償方法,解決了間隙傳感器的信號溫度穩定性的問題。
  8. The conclusions are as follows : the ultrasonic intensity is proportion to the laser intensity ; the ultrasonic induced by a laser line source has much more advantages than by a laser point source, such as stronger energy, higher snr, more directivity and shape ; the intensity of cfpi ' s output signal is linear with ultrasonic vibration velocity, and is effected by incidence angle and scattered angle ; snr will increase by reducing cfpi ' s bandwidth, reducing incidence angle, increasing cavity ' s length and reflectivity

    在分析點光源激勵聲表面機理的基礎上,求了線光源激勵的超聲振動的位移表達式,發現線光源激勵的近場區表面具有形好,信噪比高,指向性好,幅度強等特點。通過理論推導,得共焦fabry - perot干涉儀的光強除了與樣品表面的振動速度成正比,並與入射角和散射角有關;適當減小cfpi的帶寬,增加腔長,增大鏡面反射率,或者減小測入射角都可以提高系統的信噪比。
  9. The signal testing unit examines directly the production parameter - the belt " s velocity and sends out electrical signal similar to sine wave. the signal handling and analyzing unit disposes of the sensor " s output signal by amplifying, plasticisering a / d transforming and measuring and displays it digitally. after the alarming and controlling unit compares the testing signal with the standard one and analyses, it will show the normal production situation or alarm at the abnormal state and control the related equipments if it is necessary

    信號測單元直接測皮帶速度,並近似正弦的電信號:信號處理與分析單元對傳感器信號進行放大、整形、 a d轉換和計算等處理,並進行數字顯示;預警、報警、控制單元將信號與標準信號進行比較,經分析后顯示正常狀態或對異常狀態進行聲、光預警、報警。
  10. 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驗法應用在內阻尼卡爾曼濾器中,設計了基於2個狀態傳播器的故障監測器,並通過對故障測向量元素的驗代替對整個向量的驗,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的方法的有效性
  11. The theoretical analysis shows that mz - ifog can be used to detect the rotation rate of moving objects. a systematic analysis of transfer characteristics of mz - ifog is made. performance - limiting factors, including the path - length difference, the disturbance of temperature fluctuation and stress from working environment, the quality of light source, are all discussed along with methods to reduce their effect on the output signal

    本文用系統的方法分析了mz型干涉式光纖陀螺儀的光傳特徵,指了其較大的非互易性因素-臂長差的存在,分析了工作環境因素(溫度,應力) 、光源質量(光束中心長、光功率動及偏振態動)對系統工作性能的影響,並指了減少系統非互易因素、抑制噪聲、提高測穩定性的措施。
  12. A multiuser detection method based on adaptive wavelet network is proposed. this method can effectively eliminate mai and white noise. a novel space - time matched filter combined with adaptive wavelet network in asynchronous multipath cdma channels is proposed

    了基於自適應子網路與空時匹配濾方法,這種方法使用子網路對陣列天線束形成之後的進行后續處理,是一種單用戶的測方法。
  13. The hardware circuit design include : industrial control computer configuration, selection of industrial control board type, design of the power supply and monitoring interface circuit, design of signal processing interface circuit ( the constant current source circuit, the time base signal processing circuit, the processing circuit for the signal to be measured ), design of panel control circuit, design of the system self - checking circuit, and etc. the program flow hart include : main program flow chart, system boot - strap self - checking program flow chart, manual static testing program flow chart, semiautomatic static testing program flow chart, automatic static testing program flow chart, dynamic testing program flow chart, transient testing program flow chart, source voltage and current monitor program flow chart, investigate function testing program flow chart, and etc. the measure system offers six working power supplies, the signal of time base, the signal of constant current source, sine wave signal and step to leap signal, and measures the frequency of the output pulse signal of the wide range pulse convert circuit accurately under three kinds of different test state ( static form, dynamic form and transient form )

    硬體電路設計包括:工控機配置、工控板卡選型、產品電源及監控介面電路設計、信號處理介面電路(恆流源電路、時基信號處理電路、被測信號處理電路)設計、面板控制電路設計、系統自電路設計等。程序流程圖包括:主程序流程圖、系統開機自程序流程圖、手動靜態測試程序流程圖、半自動靜態測試程序流程圖、自動靜態測試程序流程圖、動態測試程序流程圖、暫態測試程序流程圖、電源電壓和電流監控程序流程圖、研究功能測試程序流程圖等。測試系統提供六路工作電源、時基信號、恆流源信號、正弦信號和階躍信號,並對三種不同測試狀態(靜態、動態、暫態)下大量程脈沖變換電路脈沖信號的頻率進行精確測量。
  14. When examination, the power supply basic performance carries on the test in the power source output line plug place, the output ripple and the noise test must in the test point parallel 47u / 16v tantalum electric capacity and 0. 1 u f high frequency electric capacity

    驗時,電源基本性能均在電源線插頭處進行測試,及噪聲測試需在測試點並聯47 / 16v鉭電容及0 . 1 f高頻電容。
  15. In this paper, a method to evaluate hardware performance of laser detection system with the array signal estimation is proposed. and the optimally weight vector of array signal can be acquired by the doa estimating of received signals. in order to acquire the maximum output power of expected signals, summation of weight vector is applied

    用陣列信號源的估計來判斷激光測系統硬體性能;用接收信號達角的估計得陣列信號最佳權向量;用權向量的加權求和獲取期望信號的最大功率,同時基於davidl . donoho軟閾值理論,進行多層小降噪,重構原始路面信號。
  16. Simultaneouslydesigned one has planted the zero examination electric circuit, transformed the pid control increase cheng zhankong compared to, andoutput with the digital circuit has certainly occupies emptiescompared to the rectangular wave, achieved the quite accurateexamination effect

    同時設計了一種過零測電路,將pid控制增量轉換成占空比、並用數字電路有一定占空比的矩形,以達到比較準確測效果。
  17. The concept of otn node transmission model is introduced. the requirement of otn node transmission model is discussed. this model uses the frequency domain transmission matrix to express the otn node transport characteristics. the simplified model based on wdm and im - dd systems, the relationship between node characteristics and model parameters and measurement of model parameters are also discussed. at last a briefly discussion on how to develop the otn simulation and cad software based on our model is demonstrated

    在線性時不變的假設下,提利用頻域傳矩陣來表示節點傳特性的方法給了oxc和oadm兩類光傳送網節點的統一的表示根據目前通用的分復用強度調制直接系統的特點對復雜的頻域傳矩陣進行了簡化並對通常所關心的節點主要性能指標與模型參數的關系模型參數的測量和計算模型的設計與計算機模擬輔助設計軟體開發的銜接問題進行了討論。
  18. Based on ica post processing matched filter multi - user detection lets the output of traditional matched filter to initialize the ica iterations, not only the known spread information of interesting user is used to overcome the uncertainness of ica, but also the character of statistical independence is used. the simulation results show that it advances the ability of traditional detector when the signal - noise - ratio is large. keywords code division multiple access ; independent component analysis ; channel estimation ; matched filter ; blind multi - user detection

    基於ica后處理的匹配濾多用戶測是用傳統的測器的來初始化ica的迭代,它不但充分利用多用戶信號的已知信息,克服了ica的不確定性問題,同時也充分利用了多用戶信號的統計獨立性,模擬實驗結果證明這種多用戶測演算法在高信噪的情況下,誤碼性能改善隨著信噪比的提高不斷增加。
  19. Parameter - tuning stochastic resonance ( psr ) is a more realistic way to handle the phenomenon of sr in a broad sense. based on the theory of psr, some key problems of using sr in signal processing are studied, these issues include : the application of intrawell sr in multi - frequency analog signal processing, recovery of the waveform distortion caused by the bistable system and other post treatments, measure of system performance with multi - frequency analog digital input and measurement of system performance of binary digital input. the results are used in signal detecting under the background of the real sea noise

    隨著參數調節隨機共振( psr )概念的提,隨機共振在信號處理中的應用有著很大拓展的空間,本文就主要研究幾個目前隨機共振在信號處理中應用時經常碰到的問題,其中包括阱內隨機共振現象對多頻模擬信號處理的應用、雙穩態系統形畸變的消除及其他后處理、適用於多頻信號的性能衡量指標、二進制數字信號入情況下的系統的性能衡量,並將所得的結果應用到了一個自然界的噪聲? ?海洋噪聲背景下的信號測中,這些研究對于隨機共振理論的進一步發展及其在非線性信號處理中的應用具有重要的意義。
  20. In this module, we focus on an improved 2 - d median - filter and a real time edge detect algorithm which has very regular computational structure. in chapter 4, we use fpga to capture the image data from infrared sensor and create the synchronization signal and output the video to monitor. chapter 5 describes the design of communication interface between dsp, fpga and missile control system, and focus on a new verilog description style called cycle accurate, and finally we design an i2c bus using this description style

    本論文按照處理機的工作流程,首先討論fpga與視頻探測器之間的數據通訊模塊的設計,接著介紹了圖像預處理模塊,在預處理模塊中,重點介紹了一種改進的二維中值濾方法和一種特別適于硬體實現的邊緣測演算法;在第四章,討論了用fpga實現圖像獲取和模擬視頻;第五章,討論了fpga與dsp之間以及fpga與彈上機之間的通訊模塊的設計,接著重點研究了一種新的verilog語言的描述風格,並用此寫法在上fpga實現對外圍設備的初始化模塊;最後,對本文所做的工作進行了總結。
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