有效檢波器 的英文怎麼說

中文拼音 [yǒuxiàojiǎnbōqì]
有效檢波器 英文
active seismometer
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 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
  • 有效 : effective; valid; efficacious
  1. On the demand of application and according to the soluhons menhoned above, a method of displacement waiting auto - sy ' nchronizing is put forward, which is based on match filters. at the end a complete and speeflc set of hardware circuits and software programs which haplements the scheme, is also presented in the ancle. the synchronization system was tested in the pool and in the shallow wate near m port, the result of the test shows that its performance is satisfactory

    論文著重介紹實現了跳頻通信系統同步的一般方法，並詳細分析和對比跳頻同步系統的捕獲方案，在此基礎上，提出了一個基於匹配濾波器的位移等待式自同步方案，設計、完成並給出了詳細硬體連線電路圖、軟體程序流程圖和部分程序清單，該自同步方法在實驗室水池實驗取得良好的效果，並在廈門港海域進行了現場實驗測試，具有較低的誤碼率和一定的檢測概率，結果令人滿意。
  2. Emphatically, this paper discusses the pattern of signal and antenna radiation of the system, the design principles and technologies of audio - generator and monitor, and the modification of measurement deviation. through special tests and aviate experiments, it has been proved that the performance of the domesticalized system is better than of the initial system

    文中重點分析了俄制分米波儀表著陸系統的信號格式和天線輻射場型，著重闡述了系統中音頻信號產生器和監測器的設計原理和實現技術，對信號檢測中的測量誤差進行了分析並設計了有效的修正方法。
  3. Chapter 4 designs and determines the parameters of the algorithm adopted in the instrument system. analyzes and compares the different effects to frequency estimation when using digital filters with different group delay ; determines the data length, a parameter of frequency estimation ; introduces the method of available judgment of sensing signal and determines the judgment threshold as well

    第四章設計和確定了儀器系統軟體演算法的部分參數：分析和比較了不同群延遲特性的數字濾波器對頻率估計的影響；確定了影響頻率估計參數?數據長度的取值規律；給出了判斷傳感信號有效性的檢測方法並確定了檢測門限的取值規律。
  4. It can acquire the voltage on the test appliance and current in the circuit. and it can see these electrical signals as its input and calculates based on the data and gives the parameters and waveform that user needed. the parameters we can get through calculation include power factor, joule ' s integral, available value, maximal value, minimum value, time constant etc. recently, there are many scholar is studying the algorithm that calculate the parameter using test data, but many of them adopt the heuristic method, not using the test data directly

    本課題研製一套電器試驗參數高速採集系統，能夠檢測試驗迴路中試品上的電壓信號和迴路中的電流信號，並根據這些電信號的數值利用計算機進行在線計算，並給出用戶需要的各種電參數值和用戶需要的波形圖，通過計算得到的電器參數有功率因數、焦耳積分、有效值、最大最小值、時間常數等。
  5. For solving this problem, there are several ways of measuring the pts of the swr at present, such as demarcating path length, strain and stress, magnetic induction measurement and ultrasonic measurement. however, portable, universal and effective instruments or methods don ’ t appear up to now in china

    為了解決這個問題，目前已經有了多種檢測鋼軌溫度應力的方法，比如為標定軌長法、應變法、磁感應測量法和超聲波測量法，但是在我國，便攜、通用有效的檢測儀器或方法還沒有被研製出來。
  6. The effect of the hardware system is ensured through the reasonable designation of a band - pass filter coefficient, and several simulations and experiments for this detecting circuit

    通過合理設計帶通濾波器參數，並在對檢測電路的模擬和多次實驗的基礎上，實現了心電信號的有效檢測。
  7. The adaptive thin groupware recognition system this paper illustratored uses the machine vision inspection technology, uses the professional optics image and advanced ccd electron photograph technology to get image, puts some process arithmetic on image through computer to complete its mission, and can recognise the unqualified assemble production having the problem of assembleing less and more hardware or the wrong assemble order. the recognition system is put into use in one mechanical factory in ningbo city, zhejiang province

    本課題所研究的薄形組合件自適應識別系統，運用機器視覺檢測技術、光學成像技術和ccd電子攝像技術，通過圖像處理和分析實現對薄型組合件裝配過程的檢測，有效地解決了裝配過程中出現的多裝、漏裝和安裝次序錯誤等問題。該檢測系統在寧波某機械公司得以應用，滿足了工廠各項檢測精度的要求。
  8. Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction

    首先結合pcnn的同步脈沖發放和側抑制特性，提出了基於改進型pcnn的圖像凹點檢測演算法，該演算法是一種自適應而有效的圖像凹點檢測方法，並且較好地模擬了人類視覺系統；然後，結合信息傳遞和信息耦合特性，將pcnn擴展成pcnns （ pcnn網路群） ，提出了一種基於pcnns的圖像融合演算法，能夠將多個傳感器獲取的同一目標的圖像信息融合到一幅圖像中，有效模擬了人類視覺系統；另外，結合pcnn的同步脈沖發放特性、捕獲特性和波的傳播競爭特性，開拓地將pcnn用於模式分類中，提出了基於耦合神經元點火捕獲抑制特性的分類方法和改進的約束距離下的pcnn分類方法，前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類，而後者能夠消除訓練樣本中刺點對分類的影響；最後，結合累積差分圖像思想、 pcnn波的形成與傳播特性，通過各神經元之間連接取向來選擇與控制自動波的流向，將pcnn用於運動視覺分析中的運動軌跡模擬及運動方向檢測。
  9. 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
  10. On the basis of investigation on oscillometric technique for non - invasive blood pressure measurements, and combined the technique with pulse - wave theory, this paper designs a blood pressure and artery stiffness measuring apparatus, which not only can measure blood pressure and heart - beat - rate accurately, but can calculate the measurer ' s arterial stiffness index and vascular compliance. the apparatus provides an effective instrument for doctors to determine the measurer ' s cirrhosis level

    本論文在研究分析無創血壓測量方法示波法的基礎上，結合脈搏波理論，設計出一種準確高效的血壓與血管硬度測量儀，該儀器不僅能夠準確測量出受試者的血壓與心率，還能夠計算出受試者的動脈彈性指數和臂動脈順應性，為醫生判斷患者的動脈硬化程度提供一種有效的檢測手段。
  11. Travellers may be liable to prosecution if they bring intoout of hong kong, for the purpose of trade or business, any apparatus or any component part of any apparatus for transmission by radio waves without a valid licence or permit ( e. g. mobile telephone and radio transceiver )

    旅客如為貿易或業務目的，把未領有有效牌照或許可證而以無線電波進行發送的器具或任何該等器具的任何元件（例如行動電話及無線電對講機）帶進帶離香港，可遭檢控。
  12. A simulation example for edge - detection is given to demonstrate validity of the adaptive filter. 3

    一個模擬實例表明這種用於邊緣檢測的自適應濾波器是有效的。
  13. The exploitation of intellectualized ultrasonic device of measuring rigidity major : mechanical manufacturing and automation postgraduate cai peng supervisor huang cheng - xiang abstract the ultrasonic technology has been wildly used in industry the ultrasonic technology is introduced to the measurement of mechanical paramoter in material to effectively resolve the problem of measurement of surface rigidity in material by adopting the technology of sensor, computer science and micro - electronic science

    超聲波技術在工業上已有了諸多的應用，本課題將超聲波技術引入到材料的機械量的檢測中，採用傳感器技術、計算機技術和微電子技術有效的解決了材料的表面硬度的檢測問題。
  14. We analyzed the anti - jam and band inside anti - interfere performance of the system, and the low probability intercept ( lpi ) of the traditional direct sequence spread spectrum ( dsss ) modulations in the uav platform ' s applications. so a new modulation technique using a multi - level pseudo noise ( pn ) code has been presented. the new multi - level pn code is built from a high speed pn code through a low passed filter ( lpf )

    分析了系統抗阻塞式干擾和抗帶內頻帶干擾的性能，以及常規bpsk qpsk - dsss調制在無人機通信中存在的安全隱患，提出了一種用多電平pn碼進行擴頻調制的方法：採用高速pn碼，經過低通濾波器，產生多電平pn碼進行直序擴頻調制，能在低信噪比情況下有效抵抗平方率檢測器對系統載波的檢測。
  15. The shunt active power filter which uses the i p ? iqmethod and the hysteresis - based current control strategy has been simulated, and analyze the inductor and the cut - off frequency which affect the performance of shunt active power filters

    Iq諧波電流檢測和電流滯環跟蹤控制技術的並聯型有源電力濾波器進行了模擬研究，重點分析了影響有源電力濾波器補償效果的濾波電感和采樣電路截止頻率。
  16. Including the testing of the validity of sensor data and the adapting of the q matrix in reai - time, the kalman filter is researched to improve the real - time, precision and robust of navigation system. with this method, the disturbances resulted from the many uncertainties in non - structure agricultural environment can be overcome, the movement of road line can be followed in the image space so that the technology of visual window can be used, the current measured state of wheeled mobile robot can be substituted by the predicted state to increase the real - time of control system

    包括傳感器數據有效性檢驗、 q陣自適應實時調整等內容，詳細地研究了利用擴展卡爾曼濾波理論改善導航系統實時性、精確性和可靠性的具體方法，以克服農田非結構化自然環境里存在的多種不確定因素給導航系統造成的干擾，跟蹤圖像空間中路徑目標的運動而便於有效地利用視覺窗口技術，提供輪式機器人狀態的預測值代替實測值進行導航控制來改善控制系統的實時性等
  17. At last the components of the system are modeled and simulated with matlab software. the simulation results indicate that the combined system can reduce the capacity of apf effectively, detecting the harmonic current effectively, compensating harmonic current effectively

    結果表明，對單位容量的諧波源，採用與可變參數lc濾波器混合使用的並聯型有源電力濾波器系統，能夠有效地減少有源濾波器的容量，有效地檢測出高次諧波分量，並進行諧波補償，使系統的電流波形基本保持正弦。
  18. Simulation results show that : the two prediction model and the method to detached the epileptic waves by using the wavelet transform is effective. especially, the prediction precision of eeg signal is higher than 10 - 3 using the three - order volterra series filter

    數值模擬結果表明，本文所研究的兩個預測模型以及棘波的小波變換檢測方法是很有效的，特別是三階volterra級數濾波器預測模型，它對腦電（ eeg ）信號的預測精度可以達到10 ~ （ - 3 ）數量級。
  19. We designed and made the attraction device to attract agricultural pests, obtained agricultural pests " images with the color camera, processed images based on wavelet analysis. on the basis of these, we emphasized on extracting effective features, put forward recognizing pests " classes with pests " colors and texture features, and succeeded in extracting five efficient features such as color features, wave image edge moments features and so on. then we selected features, inputted into neural network classifier, recognized pattern, presented detection results

    本文設計製作了誘捕裝置，誘集農田害蟲，使用攝像頭攝取害蟲圖像，採用小波分析進行圖像處理，在此基礎上重點進行了特徵提取工作，提出了利用害蟲顏色和紋理等特徵進行種類識別的觀點，並成功提取了彩色特徵、小波圖像邊緣矩特徵等五類有效特徵，並經特徵選擇后輸入神經網路分類器進行模式識別，最後給出檢測結果。
  20. Presented in this paper is the investigation of some problems existing in the far - field method widely used in hpm measurement. first, the errors are analyzed from the practical calculation of the directivity for the radiation of the te11 mode in the circular waveguide. secondly, the results obtained from simulation and experiments are compared with each other on the effective area of the receiving antenna of certain types, and the power capacity are calculated for these antenna

    首先，對圓波導te11主模輻射方向性系數實際計算中存在的誤差進行了分析;其次，對一些型號的接收喇叭有效面積進行了模擬和實測對比，並通過計算給出了這些型號的接收喇叭的功率容量;最後，實驗測定了微波脈寬對一些微波器件? ?同軸型檢波器、同軸型衰減器及微波電纜性能的影響。
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