data acquisition circuit 中文意思是什麼

data acquisition circuit 解釋
數據採集電路
  • 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...
  • acquisition : n. 1. 取得，獲得；習得。2. 取得物，獲得物[人]。3. 【無線電】探測。
  • circuit : n 1 （某一范圍的）周邊一圈；巡迴，周遊；巡迴路線[區域]；迂路。2 巡迴審判（區）；巡迴律師會。3 【...
  1. The input signals pass through the prepositive circuit which transforming the measured signals ( voltage or current ) into small voltage signals, the signal adjust circuit consist of programmable - gain amplifier and filter, and digital signal processor tms320lf2407 for data acquisition and processing in turns. provide the measuring results on lcd module. and also can transfer data to the pc ’ s rs232 for farther analyse

    採用前置電路將被測信號（電壓或電流）變換為小電壓信號，經過信號調理電路對信號進行程式控制放大和濾波后，通過tms320lf2407實現信號的數據採集、信息處理和計算，將測量結果通過液晶模塊顯示，還可經過rs232介面與計算機進行數據傳輸，做進一步的分析和應用。
  2. Complete the bi - directional data communication between the hardware and the microcomputer. ( 3 ) design the cpld ( complex programable logic device ) processing circuit to preprocess the initial signal in the data acquisition module

    （ 3 ）下位機採集模塊部分，在一塊cpld （ complexprogramablelogicdevice ）集成晶元上燒寫了設計的電路，能夠對輸入原始信號進行預處理。
  3. The fourth chapter : in this chapter, it introduces the hardware designing of the dsp system based on pci bus and states every module of the hardware designing : circuit of signal adjusting, filter circuit of anti - overlap, circuit of data - acquisition automatically, expanding circuit of dsp memory, circuit of voltage matching, interfaces circuit of pci etc. it also includes theoretic basis and procedure of pcb designing

    第四章介紹基於pci總線的dsp系統硬體設計。敘述了硬體設計的各個模塊：信號調理電路、抗混疊濾波電路、自動數據採集電路、 dsp存儲器擴展電路、電平匹配電路、 pci介面電路等，以及pcb設計的理論基礎和設計過程，並給出了設計和調試的結果。
  4. The hardware mainly included the emitting circuit of the laser light, receiving circuit and high speed data acquisition circuit

    硬體部分包括激光發射電路、回波接收電路，高速數據採集電路等。
  5. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況，在回顧電梯液壓控制系統節能技術的基礎上，介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理，分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式；詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計，重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容；最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。
  6. In the design, we make use of two eda tools max + plus ii and protel99. because of the using of complex programmable logical device ( cpld ), we can keep untuched the original hard circuit in design and realization of counting card, so it inherited the advantage of its predecessor. in order to quantitatively analyze the performance of data acquisition system with fifo cache, we introduced the queueing theory to build mathematic model to test its quality

    在設計中藉助了max + plusii和protel99兩個eda設計軟體。由於採用了復雜可編程邏輯器件cpld ，使得在計數卡的設計和實現中不用更改原硬體電路，對原設計的優點有很好的繼承。在驗證系統改進性能時，引入排隊論建立了數學模型對系統的工作性能進行定量分析，證明其達到了設計要求。
  7. The whole part of the data acquisition is build in a computer as two data acquisition cards. they are front card and rear card. the front card composed of four modules. they are : coin circuit module, data flow controller module, sdram array module and system bus interface module. the rear card composed of four odules. they are : asynchronous serial port interface module, adc control odule, ecg signal process module and gate control data produce module

    數據採集模式實現部分的大部分工作是在前面板上完成的，後面板主要是一些外圍電路。前面板採集卡上從物理上來說主要有四塊電路:符合電路，數據流控制器電路， sdram陣列和系統總線介面電路組成。後面板採集卡從總體物理上主要有四塊電路組成: 485串列通信電路， adc控制電路，心電數據處理電路和門控信號產生電路。
  8. The circuit designing of data acquisition board, especially of the parallel communication interface is thoroughly analyzed and the protocol of communication between pc and the data acquisition board is defined

    本文重點論述了數據採集板硬體電路的設計，特別是并行通信介面電路的設計，定義了上下位機相互間通信的協議。
  9. The main contents to be studied and solved are shown as follows : designing scheme of the error compensation system, studying and designing the signal conditioning circuit, designing the data - acquisition circuit, designing and realizing the max1457 software development system. the compensating circuit is designed in virtue of the signal conditioning chip max1457 as its core. the data - acquisition circuit is designed in virtue

    硬體方面，根據總體方案設計了以信號調理晶元max1457為核心的補償電路;以max1401為核心的數據採集電路，用來採集傳感器的電橋電壓和max1457輸出電壓;設計了max1457電源電路， max1457的電源電壓是失調dac和靈敏度dac的參考電壓，採用了ad586給max1457提供精密5v電源電壓。
  10. They are voltage to digit data converting circuit board, current to digit data converting circuit board and digit data input / output circuit board. these circuit boards are used to acquire the main running parameter of hev experimental bed and to control the output of alarm message. in order to simplify the wire connection and signal conditioning, three piece of interface circuit boards correspondence to the three data acquisition circuit boards are equipped, and a wire connection box is also designed to contain them

    本文監控系統的硬體以一臺工業控制pc機為核心並根據採集信號的性質配置了電壓-數字量轉換板、電流-數字量轉換板及數字量輸出輸出板，對hev運行系統的主要運行參數進行採集並進行報警控制；為方便接線和信號調理，配備了與採集板對應的接線和調理介面板以及接線盒。
  11. A data acquisition circuit design and the error calculation of the loading - capacity limiter

    一種起重量限制器的數據採集電路設計及誤差計算
  12. This paper introduces the design of a data acquisition circuit of the loading - capacity limiter, and analyzes on the error of the pressure sensor, power source, instrument amplifier ad620 and a - d converter

    介紹了一種起重量限制器的數據采樣電路的設計，並對壓力傳感器、電源、儀表放大器ad620 、模數轉換器誤差進行了分析。
  13. Firstly, a data acquisition circuit was designed, which is consisted of ad420, dac702 and ad7701. then, comparing with different usb control ics, an2131 was selected to achieve the control of data acquisition and usb communication. detailed rules to develop a usb device general purpose drivers were introduced, and the virtual instrument application software was developed basing on labview

    首先是數據採集卡的製作，包括由ad420 、 dac702數模轉換晶元構成的模擬輸出通道，由ad7701 、 ad8200構成的模擬輸入通道;然後比較幾種不同的usb介面晶元，選擇帶usb介面的an2131微處理器實現數據採集的控制和usb傳輸功能;之後是usb設備驅動程序的開發和基於labview的虛擬儀器應用程序的設計。
  14. In this dissertation, the author mainly undertakes the design of the data acquisition circuit board for biomedical signals

    在本文中，作者主要負責用於生物醫學信號的多通道數據採集板的研究與設計工作。
  15. Design of optical fiber gyro data acquisition circuit applied in satellite based on dsp

    的星載光纖陀螺數據採集電路設計
  16. Therefore the primary aim of my work is to design the appropriate data acquisition circuit and find out the effective data communication method

    所以，數據採集電路研製和設計數據傳輸方式是論文工作的主要內容。
  17. Chapter two discusses the data acquisition circuit. chapter three discusses the control system whose core is mcu 89c51 and data processing control flow

    第三章：主要討論了以單片機89c51為核心的控制系統的硬體設計以及數據處理和控制流程。
  18. The dissertation mainly deals with the data acquisition circuit, the communication between measuring instrument and computer and how to process the measured data and acquire the characteristic arithmetic expression

    測量儀採用89c51單片機作為其控制核心，其數據採集解析度為12位。本文重點討論了數據採集電路的實現、儀器與計算機的通信以及對測量數據的處理。
  19. It includes the design of trigger circuit, high speed clock circuit, a / d digital and data acquisition circuit, time inter - plug circuit and pci interface circuit 。 3. the function debug of hardware and the result analysis

    主要包括觸發電路的設計、高速時鐘電路設計、 a / d數字化與數據採集電路設計、時間內插電路設計和pci總線介面設計。 3 .硬體功能調試及其結果分析。
  20. Firstly, based on the characteristics of manifestations of the pulse in chinese medicine, a data acquisition circuit is designed. in addition, the system function of time domain feature extraction and pattern recognition of manifestations of the pulse is primarily implemented

    首先，本文在研究中醫脈象信號特點的基礎上，完成了脈象信號客觀化檢測系統中的數據採集卡的設計，並初步實現了提取脈圖時域特徵與識別單一型脈圖的系統功能。
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