signal and system 中文意思是什麼

signal and system 解釋
信號與系統
  • 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...
  • and : n. 1. 附加條件。2. 〈常 pl. 〉附加細節。
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. 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。
  2. In a start - stop teletypewriter system, the significant condition of the signal element that immediately precedes a character signal or block signal and prepares the receiving equipment for the reception of the code elements

    在啟動一個電傳打字機系統中，迅速領先字元信號或閉塞信號，並且準備好接收設備為接收代碼元件的信號元件的有效狀態。
  3. This dissertation is focus on the temperature sensitive mechanism of the brillouin - scattering signal and on the basis of domestic techniques, the methods and approaches of signal detection and processing in distributed brillouin fiber - optical sensor system. a digital multi - point average method ( digital boxcar ) has been proposed based on the characteristics and the sorts of fiber - optical sensors and by analysis the feature of the brillouin - scattering signal, and also comparisons of all sorts of weak - signal detection theory

    論文在全面了解光纖傳感器的分類和特點及分散式光纖傳感器的原理和發展歷程的基礎上，通過分析被檢測的光纖布里淵後向散射信號的特點，研究和比較了微弱信號檢測的各種方法，最終選定了多點數字信號平均（數字boxcar ）的處理方案。
  4. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點，本文提出了一種應用於激光多普勒測速的高精度信號處理技術，即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜，搜索其譜峰值頻率，接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析，再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析，從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來，充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率，通過goertzel演算法獲得分析頻帶的高解析度頻譜，然後通過能量重心校正演算法對細化后的頻譜進行高精度校正，這樣不僅保證了演算法的高效性，而且大大提高了分析的精度。
  5. This paper refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal

    首次採用平板顯示專用控制晶元al300 ，設計並製作了相關配套電路，支持的最高解析度是1280 1024 ，實現解隔行和多種視頻格式轉換的功能，滿足了fed顯示屏對vga解析度的要求。首次在基於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面，可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號，實現亮度信號和色差信號的分離，提高了亮度信號的帶寬。
  6. Mutual coupling analysis of collinear antennas with signal and system concept

    利用信號與系統概念分析線天線的互阻抗
  7. Development of a multi - athletes heart sound signal telemetry system with simultaneously sampling of cardiac contractility and heart rate

    同時採集多名運動員心力和心率的心音信號遙測系統的研製
  8. In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test

    著重介紹了小波分析在電機控制系統故障診斷中的應用，根據小波理論在時域和頻域良好的局部化性質，討論了利用小波變換來檢測信號的奇異特徵的原理，給出了小波變換對信號奇異性特徵檢測的方法，針對實際應用，對小波基函數選取及小波分解尺度進行了探討。
  9. At the same time, combining the electrostatic measurement principle and the actual working conditions of pneumatic pipelines, the author puts forward the design principle in theory and finishes the devising, executing, debugging, experimenting and analyzing the experiment phenomena and results, testing the feasibility of the electrostatic sensor to be used in the measurement on the mass flow rate of the coal paniculate. furthermore, with the debugging and experimenting of the system, the author improves the electrostatic sensor and its signal collecting system gradually according to the problems, and makes the performance of the system to be enhanced remarkably

    同時，作者結合靜電測量原理以及氣力輸送管道的實際工況，從理論上提出了靜電傳感器的設計依據，完成了靜電傳感器及其信號採集系統的設計、製作、安裝、調試和實驗，分析了實驗現象和結果，驗證了靜電傳感器用於煤粉質量流量測量的可行性，並且通過系統調試和實驗，針對發現的問題對靜電傳感器及其信號採集系統不斷地進行了改進，使其性能有了顯著地提高。
  10. The test model of random phasic signal and its application in the mobile privacy radio system

    隨機相位信號檢測模型及其在移動通信保密系統中的應用
  11. 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。
  12. Based on the theories described above, calculation formula of general dimension of least square measure and multi - fractal fault diagnosis and analysis system have been established with borland c + + builder 5. 0, and checked by pure sinusoidal and cosine signal and sinusoidal signal with noise, and verified by the examples

    基於上述原理，建立了最小二乘法的廣義維數計算公式，用borlandc + + builder5 . 0編制了以廣義維數計算分析為基礎的多重分形故障診斷系統，並對標準的正弦信號、餘弦信號及帶有噪聲的正弦信號進行了驗證。
  13. As the requirements of its function, a bus control interface board has already been designed. also the paper have provided the scenarios demonstration for the bus control interface board ( bcib ), the design for the protocol of communication, the hardware for bcib, the software for bcib, and the software for the processor ' s communication. while the analysis for the capability of real - time and the calibration and test for subsystem have been also finished. during the design, the system advanced ability, reliability, resources availability and the cost - efficency ratio are considered. the issus such as system integrated control, mutual exclusion of the shared storages, generation of handshaking signal and system self - test were resolved

    本論文主要對航空自衛系統的綜合化方式進行了深入研究，並按其功能等方面要求，對航空自衛系統綜合化總線通信模塊進行了設計，主要完成了總線通信模塊方案論證、通訊協議設計、總線通信模塊硬體設計、總線通信模塊（ bcib ）軟體設計、處理機通信軟體設計、實時性分析、系統調試、試驗等項工作，在設計過程中，綜合考慮了系統先進性、資源利用率、費效比及可靠性等因素；重點解決了系統綜合控制方式、共享存儲器互斥、握手信號產生及系統自檢測等問題。
  14. C / c + +, circuit analysis, analogous circuit, pulse and digital circuit, signal and system, physical optics, microcomputer principle andconnection technology, modern communication principle, informationtheory and code, guided waves optics, optical fiber technology andapplication

    電路分析，模擬電路，脈沖與數字電路，信號與系統，物理光學，微機原理與介面技術，現代通訊原理，信息理論與編碼，導波光學，光纖技術及應用
  15. Application of virtual instruments based on pc - system in signal and system experiments

    的虛擬儀器在信號與系統實驗中的應用
  16. Now, many institutions of higher education often adopt " the public engineering mathematics " with " the signal and system " to solve the mathematics problems about the " field " and the " road "

    在我國各大專院校中目前一般採用公共的工程數學課程和《信號與系統》課程來解決「場」與「路」中的數學問題。
  17. Abstract : this article discusses the applications of the software matlab in signal and system analysis, and describes how to make it simple and straightforward for the complicated computation and abstract problems

    摘要：本文論述了在信號與系統分析中如何利用matlab軟體編程使一些運算量較大、抽象的問題變得簡單而直觀。
  18. In traditional theory of signal and system, the relationship between single side laplace transformation and fourier transformation exists faults. the theory from this paper overcomes these faults

    摘要在傳統的信號與系統理論中，單邊拉氏變換和傅氏變換關系存在瑕疵。文中給出的單邊拉氏變換和傅氏變換關系的理論克服了傳統理論的瑕疵。
  19. These virtual instruments, which are composed of the teaching testing system, can be used to basic experiment teaching courses, for instance circuit theory, electronic technical basis, signal and system engineering, automation control theory

    由這些儀器組成的系統，可用於電路基礎、電子技術基礎、信號與系統、自動控制理論等專業基礎課程的實驗教學。
  20. Introduce the consideration and fulfillment of the inrovation in the teaching methods of signal and system, propose the cai system model of signal and system using matlab, and the performance of important knowledge demo sub - system is also presented

    摘要對課程「信號與系統」的計算機輔助教學進行研究，提出了以matlab為平臺開發的「信號與系統」計算機輔助教學軟體模型，並介紹了重點知識演示子系統的具體實現。
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