data signal 中文意思是什麼

data signal 解釋
數據信號
  • data : n 1 資料，材料〈此詞系 datum 的復數。但 datum 罕用，一般即以 data 作為集合詞，在口語中往往用單數...
  • 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. Initial growths of disturbances are measured by means of hot - wire anemometry. due to the detected signals with low signal to noise ratio, the coherence function is used to eliminate background noise during data reduction

    在擾動增長的初始階段，信號的信噪比非常地低，根據相關譜分析方法，應用相干函數，將擾動信號有效地提取出來，測量了初始擾動的增長。
  2. The encryption method is n ' t considered the characteristic of the video signal, regard the image data file as the general binary scale data file to encrypt

    一是用純密碼演算法加密技術，將圖像數據文件當作一般的二進制數據文件進行加密。
  3. At first, environment detection data is collected, modulated and emitted in the the system of fy - 2 and detectors. then data signal is magnified, demodulated and sent in the earth - based system of data receiving and demodulating. at last, data is received, processed, stored, displayed and judged to make alarm automatically by telephone for solar proton - events and x - ray flare in the system of data processing and alerting

    首先在fy - 2衛星及探測器系統中，環境探測數據被收集、調制並發射，接著由地基數據接收及解調系統將數據信號放大、解調還原並發送，最後由數據處理及警報系統將數據接收處理、保存顯示並對太陽質子事件、 x耀斑進行自動電話報警。
  4. Surface raceways and fittings for use with data, signal, and control circuits

    與數據信號和控制線路一起使用的地面電纜管道和配件
  5. In addition, the author puts forward that the eggs could be recognized based on the difference in the frequencies of their prompted sounds. because the eggs " prompted sounds are lied on low frequency bands, the microphone and sound amplifier that have excellent duration response should be used. the output signal from the sound amplifier is transferred to data signal by a / d card before it is put into computer

    蛋品激勵出的聲音主要集中在低頻段，因此選擇在低頻段有好的頻率響應特性的麥克風和放大電路；放大輸出信號通過a / d採集板變換成相應的電壓數值信號送入計算機，對離散的信號數據進行傅立葉變換得到它的頻譜圖和各頻段能量分布圖；而後將能量分佈特徵數據作為神經網路的輸入值，這樣，好蛋和破損蛋的模型就建立起來。
  6. We have designed the hardware of target identity system with tms320vc5410 fixed - point dsp, completed data acquisition using a / d max 197, successed in communication with computers by max3111. it is comprised that an independent data signal processing and control system based on 5410

    我們選用tms320vc5410定點dsp晶元來進行目標識別系統的硬體設計，使用max197模數轉換晶元完成了數據採集的任務，使用max3111實現了與計算機之間的數據通信，以5410為核心構成了一個自封閉式的數字信號處理與控制系統。
  7. The readout of a dvd rom disk and of a bd rom disk is simulated. the dependence of the readout data signal of a blue - ray rom disk on the geometry of its information layer ( the slope angle of the pits, in particular ) is analyzed

    利用這種混合方法，對dvdrom光盤、藍光rom光盤的光學信號讀取過程進行了模擬，並研究了光盤信息層幾何結構參數（主要是信息坑的坑角）對讀出光信號的影響。
  8. There are several advanced functions in control system of fed driving based on fpga. the special al875 can support multi - display format from qvga 、 vga 、 svga to xga in the digital rgb graphics and video frequency. using vga interface and d / a conversion technology, it can monitor data signal and control signal real time. the control of buffer storage carry out seamless link by double frame memory refurbish. osd can control menu and text to adjust state by double display

    完成的基於fpga的新型fed驅動控制系統具有幾種先進的功能:採用專用於rgb圖形/視頻信號數字化的al875晶元，可以支持從qvga 、 vga 、 svga到xga的多種解析度的顯示格式;採用vga介面技術和d / a轉換技術，用於實時監控整個系統中的圖像數據信號和控制信號;採用乒乓刷新控制機制對緩存進行控制，實現數據讀寫操作的無縫連接;採用osd在屏顯示單元，實現控制菜單、文本在屏幕上的疊加顯示。
  9. Secondly, this paper has expounded two key parts through which this system can be implemented ? ? the filter which can separate data signal from video signal and the circuit which can realize data signal which is in the same channel transferred bidirectional through coaxial - cable. the design and the test result of these two key parts are analyzed

    其次，論文還對系統得以實現的兩個關鍵部件? ?讓catv信號和以太網信號得以分離的高低通濾波器，讓同軸電纜實現雙向數據通信的混合線圈的設計過程做了詳細闡述，給出了高低通濾波器及混合線圈的設計結果。
  10. Secondly, according to the model of speech - recognition system it describes the fundamental of every part ( including pretreatment, end point detection, template production and template matching ) such as the speech data signal process, the mode recognition and discusses some method of the realization of speech - recognition on pc

    其次，根據語音識別系統的基本構成模型，介紹了預處理、端點檢測到模板生成及模板管理和模板匹配各部分所涉及到的語音數字信號處理、模式識別等方面的基本原理，並討論了在pc機上實現語音識別系統的幾種途徑。
  11. For the development of data signal processing module of sound intensity, the cross - spectrum sound intensity technique is applied

    對于聲強數字信號處理模塊部分，採用互譜聲強技術作為其理論基礎進行設計。
  12. In this essay, i give the hardware and software design in detail of this integrated navigation instrument. firstly, i use two charpters to analyse the characters of the required data signals, including the primary principle of transmitting gps data signal and the standard of decoding it

    文中給出了該組合導航儀軟硬體的詳細設計，首先分析了導航所需的各種數據信號的特性，分析了gps數據信號進行傳輸的基本原理和導航電文的解算方法，並給出了影響各種信號的狀態因素。
  13. In chapter 4 windowed function of data signal processing is introduced and applied to addition theorem, which succeeds in solving the difficult problem : it has a bad result when recursive t - matrix is applied to calculate the wave scattering of electrically large objects and multiple objects in the excitation of te wave

    在第四章中引入數字信號處理中的窗函數，成功解決了在入射波為te波時，用遞推t矩陣法計算電大尺寸物體或多個散射體時，精度不高的問題。
  14. A change from one significant condition to another in a telegraph or a data signal

    在電報或數據信號中，從一個有效狀態到另一個有效狀態的一種變化。
  15. Data generator can generate very complicated digital signals. it can be used as programmable data signal source in the fields of communication, radar, navigation, space, and so on

    數字信號發生器可以產生非常復雜的數字激勵，可提供通信、雷達、導航、宇航等領域數字設備所需的可編程數據信號。
  16. Electrical characteristics for an unbalance digital interface for data signal rate up to 512 kbit s

    最大至512 kbit s的數據信號率的失衡數字介面的電氣特性
  17. Standard for safety for surface raceways and fittings for use with data, signal and control circuits

    與數據信號和控制電路一起使用的表面電纜管道和配件的安全標準
  18. Firstly, according to the characteristic of the video signal and 10mbit / s data signal and the problem that these two kinds of signal are transferred by a coaxial - cable, this paper analyses three optional schemes and designs the system in the mass which can transfer these two kinds of signal and analyzes the transmission characteristic of the system

    首先，針對電視信號和10mbit / s數據信號各自的特點，以及用一根同軸電纜傳輸兩種信號的需要解決的問題，從總體上設計了可以實現這二種信號同時接入的系統，對該系統的傳輸特點進行了分析，從理論上驗證了該系統的可行性。
  19. The research and development of this task deal with the integrated technologies, such as radio frequency identification, application - embedded, wireless communication and management of data base, etc. this thesis begins with introducing the structure of rteps, brings forth the composing of the hardware structure ( patrol transmitter ) in this system, and designs the radio frequency signal - processing module and data signal - processing module respectively

    本課題的研究和開發涉及了無線射頻識別、嵌入式、無線通訊、數據庫管理等綜合技術。論文先從實時電子巡更系統的體系結構入手，給出了該系統中硬體系統（巡更話筒）構成，分別對射頻信號處理模塊和數據信號處理模塊進行設計。
  20. This paper analyzes the constructions of foreign and native sound intensity measurement equipments deeply, and mainly investigates sound intensity probe and its data signal - processing module in the sound intensity measurement system

    本論文對國內外現有聲強測量設備的構造進行了較為深入的了解，並針對其中的聲強探頭和聲強數字信號處理模塊進行了細致的研究。
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