sampled data signal 中文意思是什麼

sampled data signal 解釋
抽樣數據信號
  • sampled : 取樣的
  • 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. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中，採用高速的dsp處理器，實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法，實現了大電流信號的驅動輸出;採用485總線技術，組建了裝置主機與多探測器之間的主從式通訊網路，實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路，採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術，實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元，設計了人機信息交互的介面;採用了模塊化的軟體設計方法，開發了裝置主機及探測器的軟體程序。
  2. In such situation, controlling of the transf - orming process and synchronizing of sampled data only could be achie - ved via hardware, and data must be stored ( by using high - speed stora - ge chip ) and digital signal must be processed ( by using high - speed d - sp ) in real time simultaneously

    在這種情況下，通常只能用硬體實現轉換過程的控制和采樣數據的同步，仔細設計時序電路，同時必須採用高速存儲晶元對數據進行存儲和高速的數字信號處理器（ dsp ）完成數字信號的實時處理。
  3. In the computer - testing system of current signal measurement of current - source in synthetic circuit, the following contents are included, such as voltage - frequency converting technique, optical fibre isolating and transmitting technique, singlechip testing and controlling, plotting and printing of sampled data on pc ( personal computer )

    電流源電流信號的計算機測試系統包括傳感元件部分、壓頻轉換部分、光纖隔離傳輸部分、單片機測控部分以及pc機對採集數據的波形繪制與列印部分。
  4. In the digital ultrasonic flaw detectors, backward - wave signal is sampled and changed through the highspeed a / d converter, and we ' ll get a large number of datas. because datas are not all be used to draw testing curve, they must be compacted. lt is necessary to compress so much datas, so data - compaction instrument must be designed and used. here introduces the principle of data - compaction instrument, and designs a exclusive instrument using isp which may change compression point and automatically provide 1024 consecutive addresses of outside data storage unit

    在數字化超聲波探傷中，回波信號經高速a d采樣變換后，會得到大量的採集數據。但在探傷曲線的描繪中並不是用到所有數據，因此要對這些數據進行壓縮處理，這就需要用到數據壓縮器，這里介紹了一種應用在線可編程技術及器件實現對大量采樣數據進行快速壓縮的方法，並設計了一種新型的專用isp數據壓縮器，該壓縮器具有壓縮點數可調，可自動提供1024個連續的外部數據存儲單元的地址等特點。
  5. The data sampling & processing system, including the real - time testing system and the postmortem processing system, tests the geometrical and the electrical parameters of the catenary system through microcomputer. in real - time testing system, the signal of the testing sensors is sampled and saved

    該系統包括實時數據採集系統和事後數據處理系統兩部分：實時數據採集系統對傳感器信號進行采樣、變送，對檢測數據分析、存儲；事後數據處理系統對實時檢測中存儲下來的數據做進一步處理。
  6. Aimming at the practical problems occurred when processing the signal sampled in engine flight test, the relevant techniques on vibration data processing have been analysed

    結合航空發動機振動信號處理中遇到的主要問題，研究了相應的振動信號處理的方法。
  7. The system can scan the wideband frequency 、 lock the frequency of receiving data and convert the if signal to digital data timely. directly sampled data by a / d or saved data by sdram ( when signal speed is too high ) can be transmitted to pc by usb2. 0 or to dsp by link port in order to complete the modulation detecting and intercepting of signals

    信號經高速a / d變換可以實時或經sdram緩沖后（當采樣速率過高時）由usb2 . 0總線傳入pc或由linkport傳入後端雙dsp綜合信號處理板進行調制識別處理（或接收由雙dsp信號處理完的數據並傳入pc機完成後續運算處理） ，完成無線電監測。
  8. 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。
  9. At the same time the case of coherent signal sources is also discussed and an algorithm for estimating 1 - d angle - of - arrival from under - sampled data is proposed in the thesis. moreover, a system of digital signal processing receiver using spatio - temporal undersampling technique is described and some practical problems are also discussed

    在理論分析的基礎上，結合某實際研究項目，論文給出了基於空時欠采樣條件下一種偵察測向數字信號處理機的硬體實現，並就工程實現中的一些問題進行了討論。
  10. The general signal process completes fft number filter and correlation operation to data which are sampled by data acquisition device, then these data processed is generated report through auto generate report module

    通用信號處理部分對採集到的數據進行通用的數字信號演算法處理（ fft運算、數字濾波、相關運算） ，並把處理結果交由報告自動生成模塊生成報告輸出。
  11. In data testing, simulation is supplied by digital signal generator and the data is sampled by logic analysis instrument, which is the traditional testing method

    在數據域測試中，傳統的測試方法是採用數字信號發生器提供激勵，使用邏輯分析儀採集響應數據。
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