數字輸入模塊 的英文怎麼說

中文拼音 [shǔshūkuāi]
數字輸入模塊 英文
digitalinputmodul
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • : Ⅰ動詞1 (進來或進去) enter 2 (參加) join; be admitted into; become a member of 3 (合乎) conf...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 名詞(古時佩帶的玉器) penannular jade ring (worn as an ornament in ancient china)
  • 數字 : 1. (表示數目的文字; 表示數目的符號) figure; digit; numeral; character; numeric character 2. (數量) quantity; amount
  • 輸入 : 1 (從外部送到內部) import 2 [電學] input; entry; entering; in fan; fan in; 輸入變壓器 input tra...
  • 模塊 : camac module,camac
  1. The system comprises three modules : the first is the ccd driver module, which controlled with cpld. programming the cpld to produce ccd driving pulses and synchronized communication signals. after preprocessing, the output video signals are transmitted into high resolution adc module, in which they are converted into digital signals, and then processed in arm processing module

    整個系統分為三個: ccd驅動的核心是一片復雜可編程邏輯器件( cpld ) ,對其編程產生ccd的驅動脈沖及同步控制信號;視頻出信號經預處理后,由高精度ad轉換進行采樣,將ccd出的擬信號轉換成量;最後,將據送arm處理系統中進行后續處理。
  2. It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results

    對于復雜的非線性導彈制導系統,很難求得其解析的最優制導律,只能求得開環的解,不能適用於具有時變不確定性的導彈制導系統.利用神經網路的學習和推廣能力,對開環的最優制導律進行離線的學習,作為閉環的神經最優制導律在線應用.研究分別選擇系統狀態變量和視線角速率等不同的神經網路對制導系統性能的影響,以及各種制導律的魯棒性問題,並採用化神經網路結構提高神經網路的學習和推廣能力,擬結果得到一些有益的結論
  3. The subject has mainly finished designing and debugging software and hardware of a / d decode module, fpga video processing module, video data frame deposit module, base clock produce module, d / a encode module, i2c bus control module, etc. a / d decode module gathers analog tv signals and realize video decode ; fpga video processing module deals with the data after decoding and produces systematic logic control signal ; video data frame deposit module offers the buffering area to a large n umber of high - speed video data ; base clock produce module through input basic video signal offers system accurate relevant synchronous signal ; under control of video processing module d / a decode module convert digital video data into compound tv signal which can be shown in tv directly ; i2c bus control module is used to initialize the chip of system by simulating i * c bus timing

    本課題主要完成了a d解碼、 fpga視頻處理、視頻據幀存、基準時鐘產生、 d a編碼、 i ~ 2c總線控制等部分軟、硬體設計及調試。其中a d解碼採集擬電視信號實現視頻解碼; fpga視頻處理對解碼后的據進行去噪處理的同時還負責系統的邏輯控制;視頻據幀存為大量高速的視頻據提供緩沖區;基準時鐘產生通過基準視頻信號為系統提供精確的相關同步信號; d a編碼在視頻處理的控制下把視頻據轉換成復合電視信號供顯示用: i ~ 2c總線控制擬i ~ 2c總線時序實現對系統中編、解碼晶元的初始化。
  4. This new family of dsp enables cost - effective design of intelligent controllers for brushless motors which can fulfill more conditions, consisting of fewer system components, lower system cost and increased performances. in the aspect of vibration detection and analysis, the system gets two - way vibration signals. after magnifying and filtering, the signals are inputted to dsp, and are analysised by dsp based user ’ s demand

    振動測試分析部分採集兩路振動信號,經過隔離放大、濾波等信號調理電路后dsp的片上ad,在dsp上構建相應的據採集,以及濾波、時域分析、幅域分析等多種信號處理,根據用戶需求對旋轉機械作相應的檢測與診斷。
  5. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對減影血管造影( dsa )成像系統的組成結構和據流向進行了深研究和分析,並對系統中的據流向進行了完整的歸納和總結,給出了x線成像系統中的高速大容量據通道的設計方案;在對sdram的控制方式做了深探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象據進行高速存儲;通過對pci總線介面的深研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma據傳,完全可以滿足視頻傳要求;深研究了基於大規可編程器件的系統設計方法,針對通用fifo使能信號漂移、據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各之間的據高速傳
  6. Vvvf door controller frequency converter makes lift door installation easier and more convenient as its control center is the internationally advanced engineering 16 digital micro computer and it operates with the fully digital spwm modulation techniques, with igbt module as the output power drive and with voltage, current and speed under fully digital closed circuit control ( the door controller ' s operation parameters are inputted by means of the keyboard )

    Vvvf控制門機變頻器採用當今國際上先進的工控16位微型計算機為控制核心,採用了全spwm調制技術, igbt出功率驅動,電壓、電流、速度全閉環控制(門機的運行參均可通過鍵盤設置) ,從而,使門機的安裝調試更加簡單,方便。
  7. Then the paper analyzes control system of hybrid active power filter, the way of harmonic detecting and the principle of control system, digital low pass filter and the generation of pwm, on the base of which the paper designs a new parallel hybrid active power filter which is controlled by tms320lf2407, and detailedly introduces drive circuit of pwm, sampling circuit of current, voltage adjustment and protection circuit, communication circuit, liquid crystal display circuit

    分析了混合型有源濾波器的控制系統、諧波檢測方法及控制原理、低通濾波器和pwm信號的產生,在此基礎上設計了一種基於tms320lf2407為控制核心的並聯混合型有源電力濾波器硬體原理圖。並對pwm驅動電路、電流采樣電路、電壓調整、按鍵和保護電路、通信、液晶顯示進行了較詳細的分析說明。
  8. In the second chapter, the theory of vsb is described. following that, the theory and algorithms of the main functional receiving components for our transmission draft are described in detail and analyzed deeply. these algorithms are applied in the chip successfully

    第二章,首先講述vsb的調制原理,然後針對我們提出的電視傳方案下的有線通道接收晶元的各個主要功能的實現原理和採用的演算法進行了較詳細的敘述和較深的分析,這些演算法在本晶元中得到了成功的應用。
  9. Dim digital input module

    數字輸入模塊
  10. Secondly, it sets forth the basic principle and constitutes of the full open cnc and so on, and focuses on down - level communication of hardware - function module by using wdm technology, the newest technology developed by microsoft co., and develops a wdm device driver for digital i / o module ( hy - 6140 digital input card ) in pcnc based on windows2000, which can rapidly and correctly reads the digital signal outside from the hy - 6140 digital input card through real testing

    然後,闡述了全開放cnc基本原理和構成等,並把重點放在pcnc硬體功能的底層通訊的開發上,採用微軟推出最新一代的wdm技術,在windows2000平臺上為pcnc中的i / o( hy - 6140卡)開發了一個wdm設備驅動程序,通過實際測試能夠實時準確地讀取外部的信號。
  11. Vxibus data acquisition module plays an important role in many automatic test systems. the characteristics of the input analog signals in the time and frequency domain can be obtained with the acquisition of the module

    Vxi據採集是自動測試系統的重要組成部分,它的作用主要是將擬信號化,通過對採集到的信息的處理,詳細分析信號的時域、頻域特徵等。
  12. The basic characteristics, framework, principles of dominant parts and application of those are studied and illustrated. at the last chapter, by devising a short - wave radio station aforementioned fundamental theories are put into practice especially digital modulation, demodulation, ddc and dug etc. the implement framework and design method of sdr are discussed by data transmission of voice including dug modulation in transmit module and ddc demodulation in receive module. moreover, satisfied results are obtained by validation on the sb3410 platform in bluewave system

    針對論文設計中用到的兩個比較重要的器件hsp50214b下變頻器和hsp50215上變頻器,作了較為深的研究並給出了詳細的描述,包括基本特徵、框架結構、各主要部分原理及在設計中的應用;在最後一章,通過設計一個短波無線電臺,將前面的基礎理論尤其是調制、解調及上、下變頻等應用於實踐中,通過實例討論話音據傳的軟體無線電實現結構及設計方法,包括發射中的上變頻調制和接收中下變頻解調等,並在bluewave系統的sb3410平臺上運行驗證,取得了較為滿意的結果。
  13. These field control modules include : analog input / output module ao / ai, digit input / output module di / do, sound alarm module, record module, etc. the key works is to develop canbus net card and its driver which is based on can2. 0a, configure software for the server pc and makeup communication protocol as well as modules driver programs

    現場控制主要有擬量出ai / ao/出di / do,語音報警和報警記錄。本設計主要開發上位機組態軟體和網卡通訊驅動程序,制定符合can2 . 0a的通訊協議和驅動程序。
  14. Digital down - converter ( ddc ) is one of the key technologies used by sdr receiver. the ddc module is a data processing part, following the ad sampler. the main function of ddc is extracting narrow - band data from broad - band data which is digitalized by ad sampler, down - converting these data to base - band, and decreasing data rate as well

    Ddc下變頻器技術作為軟體無線電中的核心技術,是緊跟在ad采樣后的一個處理,他的主要功能是從的寬帶高速信號中提取所需的窄帶信號,將其下變頻為零中頻,並降低據的速率。
  15. Digital phase lock loop is used in this section to synchronize to an incoming serial data stream

    據接收解碼中使用了鎖相環技術從據碼流中提取出同步時鐘信號。
  16. Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically

    本文在原有vxi總線四通道計的設計基礎上,通過對原缺陷的分析,採用一些新的技術和新的電子器件來重新設計該計:採用最新的fpga技術來提高電路的集成度,將原中的所有電路全部集成在fpga晶元中,這樣不僅能節約成本,還能提高電路的可靠性和測量精度;採用高速的信號處理器( dsp )取代原有的單片機作為協處理器,來接收vxi發來的各種命令,分析命令、執行命令、協調各部分的工作以及對據的處理;採用轉換速率更高的比較器晶元將的被測信號轉換為fpga晶元能夠識別的方波信號,能極大提高測量頻率的范圍;採用d / a轉換晶元和隔離運算放大器得到隔離通道所需的比較電平,該比較電平值能夠根據實際需求進行設置,能增強的使用靈活性。
  17. In this article, we study the implemetation of fpga for elliptic curve digital signature algorithm. based on number thesis 、 abstract algebra and complex thesis , integrated information theory 、 cryptography and some specific relevant algorithm , we ascertain the implementation of ecdsa for hardware project : according to the design idea of hiberarchy and modularization, we adopt very high speed ic hardware description language ( vhdl ) as design input and simulate the design in every level and every model for the correct of the fundamental design. after finish the top design, we perform the whole simulation. then , we carry out the timing simulation after the logic synthes and layout

    本文從實際應用出發,研究了橢圓曲線簽名演算法的fpga的實現:以基本的論理論、抽象代和復雜度理論為依據,結合信息論、密碼學的一些知識以及一些具體的相關演算法,確定了ecdsa的硬體實現方案:按照層次化、化的設計思想,採用硬體描述語言vhdl作為設計進行ecdsa的硬體設計;在每個設計層次和每個都進行了擬驗證,得以保證底層設計的正確性。在確保每個的設計正確后,完成對電路的頂層設計,進行總體的擬。
  18. In this paper, first, the five modules in the system are explained in detail including the input of chinese character, preprocessing, rough classification, fine classification and post - processing. especially as to the neural network classifier, we not only discuss the fundamental principle of bp network, feature extraction, the realization of bp network, the selection of network structure and parameters, but also discuss its drawbacks and its improved solutions

    本文首先對系統中漢、預處理、粗分類、細分類和后處理五大進行了較詳細的說明,特別是對神經網路分類器,不僅討論了其原理、特徵提取、 bp演算法實現和網路結構及參選擇,還探討了bp演算法的缺陷問題並提出了改進方法。
  19. Grounded on the system structure, bus controller ( bc ) design includes six modules : electrical remote terminal ( ert ), analog input, digital input, digital output, bus communication and power supply module. the detailed design of each module is discussed in this dissertation

    在該系統結構下,對匯流條控制器進行了方案設計,將其劃分為六個功能: ert (電氣遠程終端)擬量、通信和電源
  20. Fieldbus is a kind of digital, bi - directional serial data transfer and multi - branch communication network which connects intelligent equipment and automatic system. can bus is used in communication between plc and can modules in this system

    現場總線是連接智能現場設備和自動化系統的式、雙向串列、多分支結構的遠程通信網路,本系統將使用甚廣的can總線技術應用於plc以實現與的通訊。
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