time continuous signal 中文意思是什麼

time continuous signal 解釋
連續時間信號
  • time : n 1 時，時間，時日，歲月。2 時候，時刻；期間；時節，季節；〈常pl 〉時期，年代，時代； 〈the time ...
  • continuous : adj. 1. 連續的，繼續的，無間斷的。2. 【植物；植物學】無節的。adv. -ly
  • signal : n 1 信號，暗號；信號器。2 動機，導火線 （for）。3 預兆，徵象。adj 1 暗號的，作信號用的。2 顯著的...
  1. Establishment of real - time vessel tracking system for all large vessels - using automatic identification system ( ais ) coupled with inmarsat - c / or hf capability on vessels ( or other technology as appropriate such as meteor burst signal technology ) - and continuous tracking of all such vessels by us coast guard

    利用跟蹤系統對所有大型船隻進行跟蹤，美國海岸警衛隊使用自動鑒別系統及其他相應的技術對所有的船隻進行跟蹤。
  2. The method can be used in the measurement of periodic and nonperiodic signal. according to the high accuracy and fixed gate - time measurement method, based on the multiple period synchronization method, the high speed, high accuracy and continuous frequency measurement is accomplished

    將其再與一種從多周期同步法發展而來的高精度、定閘門法相結合，從而實現了高速、高精度、連續頻率測量，這非常適合非頻率量的頻率傳感信號的測量。
  3. 8b / 10b encoding adapt the characteristic of fiber channel very well, it has been used in high - speed fiber transmission broadly. it avoids the appearance of continuous “ 1 ”, “ 0 ”, offers plenty of bit synchronization time information, enhances the stability of output light signal, reduces interference between signals and offers proper redundancy to check error through transmission

    它避免了連「 1 」 、連「 0 」碼的出現，提供了豐富的位同步定時信息，減少了直流基線漂移，提高了光輸出功率的穩定性，減少了高低頻分量，改善了信號間的串擾，提供了適當的冗餘，便於檢測系統傳輸中帶來的錯誤。
  4. First, how to conduct sample and quantification of continuous time signal which is prior condition of sdr is explored in detail, and the comparison and analysis of some sample modes are given in which band pass signal sampling theorem is most important. second, multi - sample rate signal processing which is an important basis of sdr is studied. emphasis are put on decimation and interpolation those are the most fundamental process and the realization of decimation and interpolation filter

    在基於中頻采樣的軟體無線電結構框架下，首先詳細探討了軟體無線電的前提條件，即如何對連續時間信號進行采樣量化，比較分析了幾種采樣的方式，其中最為重要的是帶通信號采樣定理；然後探討了軟體無線電的一個重要基礎，即多采樣率信號處理，重點討論其最基本的兩個過程抽取和內插以及抽取器和內插器的實現；接著介紹了結構簡單、適用於一級抽取的cic濾波器和適用於做2倍抽取的半帶濾波器；再次論文在總結了傳統的調制解調基礎上，結合軟體無線電器件的特點，系統的探討並實現了基於正交思想的am 、 fm 、 ask 、 fsk 、 bpsk 、 qpsk的正交調制解調演算法。
  5. The thesis firstly analyzes the signal form of frequency modulated interrupted continuous waveform ( fmicw ) in theory, studies the principles of detecting range and velocity for fmcw, and further discusses the essential processing methods of the fmicw signal form, including the range transform processing method based on the strict corresponding relation between time and frequency domain, the velocity doppler transform, the digital beam forming

    本文首先從理論上分析了在高頻地波超視距雷達所用的線性調頻斷續波信號的形式，研究了fmcw雷達測距測速原理，並深入地探討了fmicw信號的基本處理方法以及具體的演算法，主要包括距離變換中採用的時間波門相關處理方法，速度多普勒變換，數字波束形成。
  6. Meanwhile, under the condition of continuous wave radiant, how to get the time difference precisely in the low signal noise ratio become another problem. the paper firstly introduce basic principle of the tdoa location technology while the merits and demerits is also given

    同時，電子戰中不僅有大量脈沖輻射源，而且還有連續波輻射源的現狀使得怎樣在信噪比較低的條件下準確無誤得到輻射源的時差也是該領域一個難點。
  7. Female courtship signal of the brown planthopper was made of many continuous regular pulses and male ' s signal was made of similar syllabics and had two types with different time domain characteristics. second male vibrational signal differed from male courtship signal with wide spectrum range and regular syllabics frequency. time domain characteristics of signals in different individuals even the same individual were different

    頻域特徵分析知，褐飛虱雌蟲求偶嗚聲信號的頻域特性較穩定，個體內比個體間差異小；雄蟲求偶嗚聲信號s 、 e片段頻譜范圍較寬，但主振頻率比較接近，差異不顯著； m片段頻帶較窄，主振頻率mvf略小於s 、 e片段，變異較小； m片段脈沖重復頻率prf為幻
  8. These years wavelet theory has been widely applied in underwater signal processing. whereas its excellent time - frequency localization, this dissertation takes continuous wavelet transform ( cwt ) as research tool and devoted to systematic research and deep exploration of two aspects in underwater signal processing field - estimation of parameters and target classification and identification

    近年來小波分析在水下信號處理方面的應用得到了長足的發展，鑒于其良好的時頻局部化特點，本文將基於連續小波變換的時頻分析作為工具，就參數估計和目標識別兩方面的問題做了系統研究和深入探討。
  9. Secondly, a network based on multi - terminal components modeling methodology was applied to model mems at system - level by the analogy and mixed - signal modeling tool of vhdl - ams, for the system - level model of mems is a mixed signal model, which has attributes of multi - energy domains coupling, multi - signals mixed and interacting between discrete - event subsystems and continuous - time subsystems. with this method, the whole system can be divided into some subsystems defined as multi - terminal components ; the behavior of the subsystems depends only on their terminal signals ; the information exchange between subsystems was done by the signals at their terminals. the continuous - time systems or discrete - event systems can be modeled and simulated with this method, which satisfied the requirements of nonlinear systems and large signals analysis

    同時，針對mems的系統級模型是一個混合信號模型，具有多能量域耦合、多信號混合、離散事件子系統與連續時間子系統交互的特點，使用vhdl - ams作為混合信號模型建模的工具，採用多埠組件網路建模方法建立了mems系統級模型，把微型機電系統分解為多個子系統或組件，各子系統被定義為多埠組件，子系統的內部行為通過其埠行為來描述，子系統間的能量與信號的交換通過組件的埠映射來實現，從而實現了對連續時間系統和離散事件系統的建模與模擬，滿足了非線性系統以及大信號分析要求。
  10. The theory of soplat using frequency rate is discussed in chapter 2. based on this theory, this chapter studies the observed discrete - time signal. the crlb of continuous wave and coherent pulses frequency estimation are also studied

    論文第二章討論了利用頻率變化率的單站無源定位原理，在此基礎上，介紹了單站無源系統中接收信號的模型，並分析基於各模型的頻率估計的cramer - rao下界。
  11. According to the seismic convolution model, a kind of matched filters in time - scale domain is designed for echo signal detection of ground penetrating radar ( gpr ) and implemented in this paper, which is applied to detect the location and amplitude of single reflection wavelet in receiving signal through continuous wavelet transform

    摘要根據地震褶積模型，設計並實現了應用於探地雷達回波信號檢測的時間尺度域匹配濾波器，利用小波變換的時間定位性和尺度伸縮性，檢測出雷達接收信號中單個反射子波的位置與強弱信息，利用已知的雷達發射子波模型還原回波信號，達到了濾除噪聲、最佳接收的目的。
  12. It has high resolution of frequency and low resolution of time in low frequency part this characteristic is fit to probe normal signal with instantaneous abnormal phenomenon and show its components. so, wavelet transformation is seen as signal microscope. there is good effect to detect malfunction in dynamic system by means of continuous wavelet transformation

    這很適合於探測正常信號中夾帶的瞬態反常現象並展示其成分，所以被譽為分析信號的顯微鏡，利用連續小波變換進行動態系統故障檢測與診斷具有良好的效果。
  13. Continuous - time filter needn ’ t a / d switch, data processing, d / a switch technique and so on to finish filtering function with analog signal like digital filter. and it needn ’ t switch action to sample data in the discrete time with analog signal like switched capacitor filter. so continuous - time filter has several advantages, such as high processing speed, simple circuit configuration, and low power consumption

    對每種方法都進行了詳細的推導，總結了每種設計方法的設計步驟、適用場合，舉例用每種設計方法對具體濾波器進行了電路設計、靈敏度特性分析、失真特性分析等，並用計算機模擬驗證了電路方案。
  14. According to the special structure of the sampled - data control system, the signal channel is really composed of two parts : a continuous - time part and a discrete - time one

    為此，針對采樣控制系統的結構特點，將頻率響應分為兩個通道進行計算。
  15. The slag detection system and the pc with such a software system are combined to make a more powerful one, which can implement the real - time data processing functions in continuous casting product, including the display of the real - time slag signal, the storage of the data obtained in the process of the product, the inquiry of the bypast signal data and their printout. the new system has been tested on the continuous caster with loot ladles and the prospective results obtained

    同時，設計實現了檢測儀器和微機之間的介面電路，將下渣檢測儀器和數據記錄軟體組成一個更大的系統，從而實現了連鑄生產線的實時數據處理，包括實時曲線顯示、大容量數據的存儲、歷史數據的查詢、列印等功能，並已在連鑄生產線的現場測試運行，取得了初步的成功。
  16. Continuous - time analog filter is the only method when processing high frequency signal ( usually above 1mhz ) in low power consumption. it has been widely used in the area of communication, electronic measurement, instruments, autocontrol, etc. it ’ s especially used in digital and analog mixed signal processing and communication integrated circuit. current - mode filter becomes the new research direction in the world, as it ’ s high speed, low power consumption and simple configuration

    提出了基於ota的多功能電流模式雙二階濾波器，基於ota的八階切比雪夫濾波器，用模擬lc梯形電路法設計橢圓低通濾波器時，在傳統的狀態變量選取方法的基礎上，用改進后的狀態變量選取方法得到了（ k + 1 ）階橢圓函數低通濾波器的簡化信號流圖，實現了簡化的基於ota的橢圓低通濾波器電路。
  17. Continuous wavelet transform is a good analytical method in the time domain and the frequency domain, especially applicable for non - stationary signal processing

    連續小波變換方法是一種在時域和頻域均具有良好局域性的分析方法，尤其適用於非平穩信號的處理。
  18. In the spread spectrum communication, the continuous - waves signal is transmitted. this kind of random time - variety may cause the varieties of the amplitude, doppler frequency and the phase of the received signal

    在擴頻通信中，傳送的是連續波信號，這種隨機時變性會使接收信號的幅值、頻率和相位都發生變化。
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