線路處理單元 的英文怎麼說

中文拼音 [xiànchǔdānyuán]
線路處理單元 英文
line processing unit
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : 處名詞1 (地方) place 2 (方面; 某一點) part; point 3 (機關或機關里一個部門) department; offi...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
  1. The development of fieldbus technology made lonworks field bus outstanding in all kinds of fieldbus. this paper simply introduces some kinds of common using fieldbus and the important position and influence of lonworks fieldbus in all kinds of fieldbus, carefully describes the technology core of lonworks technology, puts great emphasis on the introduction of the development and design of public security node of intelligent district which adopts computer, communication and control technology, carefully designs the interfaces of hardware circuits. the public security node of intelligent adopts 8031 single chip as its main processor to complete the application program of user, which mainly collects, process and control all kinds of field signal, and neuron chip 3150 as its slave processor to communicate with other nodes on field network, which works under parrel slave a mode

    現場總技術的發展使得lonworks技術脫穎而出,本文簡要介紹了常用的幾種現場總的概況以及lonworks技術在現場總技術中的地位和影響,對lonworks技術的技術核心:神經、 lontalk協議、 lonworks收發器、 lonbuilder及nodebuilder進行詳盡的描述;重點介紹了集先進的計算機技術、通信技術、控制技術為一體的智能小區安防節點的開發與研製,對節點硬體電的各種介面進行了詳盡的設計。本文設計的智能小區安防節點採用片機8031作為主器來完成用戶的應用程序,主要負責對各種現場信號進行採集、及控制,工作在并行從a方式下的神經mc3150作為從器,主要完成與現場網上的各節點及中心控制室之間的通信工作。
  2. Abstract : a cad tool based on a group of efficient algorithms to verify, design, and optimize power / ground networks for standard cell model is presented. nonlinear programming techniques, branch and bound algorithms and incomplete cholesky decomposition conjugate gradient method ( iccg ) are the three main parts of our work. users can choose nonlinear programming method or branch and bound algorithm to satisfy their different requirements of precision and speed. the experimental results prove that the algorithms can run very fast with lower wiring resources consumption. as a result, the cad tool based on these algorithms is able to cope with large - scale circuits

    文摘:介紹了一個基於標準布圖模式的電源/地的輔助設計集成工具.它應用了一系列高效的演算法,為用戶提供了電源/地的設計、優化和驗證的功能.非性優化技術、分枝定界演算法和不完全喬萊斯基分解的預優共軛梯度法是該工作的三個主體部分.用戶可以選擇使用非性規劃的方法或者幾種分枝定界方法來滿足他們對于精度和速度方面的不同需求.實驗結果表明,文中所提供的演算法可以在很快的運行速度下實現更低的布資源佔用.因此,在這些有效演算法基礎上實現的輔助設計工具具有大規模電的能力
  3. This thesis explains the necessity of the character recognition technology of the computer at first, describe the meaning in which the handwritten numeral discerns ; pretreatment technology of handwritten numeral recognition, including two value, line segmentation, word segmentation smooth, removing noising, standardization and thinning are discussed two value concretely discusses whole threshold value, some threshold value, dynamic threshold value and utilize space information to carry on threshold, which are several kinds of common method of choosing threshold value, especially utilize space information to carry on threshold value is describe in detail ; adopting to the foundation of thinning based on mathematics morphology, thinning algorithm of serials same and thinning algorithm of protecting shape are discussed ; afterwards, according to principle ' s diagram of the on - line character recognition, by analyzing the structure feature of the handwritten numeral, this thesis has proposed the online recognition te chnology of the free handwritten numeral based on the stroke feature and the online recognition technology of the free handwritten numeral based on the multistage classifying device. detail narrated noise removing, stroke characteristic definition and discernment, distance criterion of whole word match ; then under the foundation of handwritten numeral segmentation, off - line handwritten numeral recognition is researched. especially minimum distance classifying device, tree classifying device and adaptive resonance ( art ) network classifying device is discussed at the same time, believes degree analyses are introduced to integrate a lot of classifying devices ; at the end, the typical application of the handwritten numeral recognition was briefly narrated, its application in extensive data statistics, financial affairs, tax, finance and mail sorting have been explored

    二值化時對整體閾值二值化、局部閾值二值化、動態閾值二值化和利用空間信息進行閾值選取幾種常用的閾值選取方法進行討論,特別對利用空間信息進行閾值選取進行了詳細論述;在對通過對基於數學形態學的細化的基礎上,討論序貫同倫形態細化演算法和保形的快速形態細化演算法;然後依據聯機字識別原框圖,分析了手寫數字的結構特點,提出了基於筆劃特徵的任意手寫數字在識別技術和基於多級分類器任意手寫數字在識別技術,對其中涉及的筆劃識別前的噪聲、筆劃間特徵量的定義及識別、整字匹配的距離準則進行了詳細敘述;繼而在對手寫數字的分割的基礎下對脫機手寫數字識別進行了研究,對基於最小距離分類器字識別、基於樹分類器的字識別、基於自適應共振( art )網的字識別分別進行了詳細討論,並引入置信度分析將多個分類器進行了混合集成;最後簡闡述了手寫數字識別的典型應用,對其在大規模數據統計、財務、稅務、金融及郵件分揀中的應用進行了探索。
  4. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感器在兩主軸方向的靈敏度大致相同,敏感件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感件,具有高靈敏度、寬量程、非性誤差小、外圍電等優點;對設計的敏感件結構參數進行了計算,並利用有限法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶內部的c - v介面電進行了原設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電進行相位調制,然後通過解調輸出與加速度成正比的電壓信號。
  5. It includes : dynamic show of technics flow, real time data acquirement and show, history data save and print, fault alarm, etc. the plc control system mainly accomplishes the wastewater technics flow control, harmonizes the logical relationship among local intelligent control instruments and transmits the state of each local equipment to the industrial computer simultaneously, the plc control station receives the control commands from the industrial computer ; the local intelligent units take charge of the correlated parameters measure, disposal and control, and it will transmit the related parameters to the computer, etc. in this thesis, introduced municipal wastewater treatment technics, the integrated application program development of computer, the design method of plc control station, the communication between plc control system and computer, and the network of wastewater treatment with profibus - dp was also discussed

    上位計算機主要實現遠程監測和管功能,具體包括:工藝流程動態顯示、實時數據獲得及顯示、歷史數據存儲與列印、故障報警等功能plc控制系統主要完成工藝流程式控制制以及協調現場各智能儀表之間的邏輯關系,將現場各設備的運行狀態通過通訊網傳輸到上位計算機,並接收上位計算機的控制指令;現場各智能儀表負責各相關參數的監測和、控制,並將有關參數送往上位監控計算機進行、保存等。本文以莎車污水項目為例,介紹了城市污水工藝、上位監控計算機的綜合應用程序開發、城市污水自動控制系統plc控制站的設計和採用profibus系列中廣泛應用於現場設備的profibus - dp總
  6. To realize nolinear excitation controller, it must be improved that the disposal speed of nolinear excitation control " s signal. with analyzing and comparing all kinds of microcomputer excitation controller, a new microcomputer excitation control scheme is offered that is based on dsp controller while the cpld chip is utilized for realizing the function of pulse trigger. it is described in detail that the method of realizing controllable silicon digital logic by verilog hardware describe language and the designed digital pulse trigger " s veracity was validated by digital simulation

    論文進一步針對非性勵磁控制要求信號速度高、信息量大的特點,在對目前微機勵磁控制器分析基礎上,提出採用dsp控制器晶作為核心器的微機勵磁控制器的解決方案,運用復雜可編程邏輯器件cpld晶實現可控硅同步脈沖觸發,並簡要說明了verilog硬體描述語言和數字脈沖形成邏輯的方法,通過電數字模擬對所設計的數字觸發進行了驗證。
  7. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶的選擇,我們選用了高集成度的混合信號系統級晶c8051f021 ;實現了信號的採集和,包括信號的轉換和在片機內的運算;高集成度16位模數轉換晶ad7705在系統中的應用,我們完成了它與片機的介面設計及程序編制任務;精確時鐘晶ds1302在系統中的應用,在此,我們實現了用片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一4 20ma模擬信號電流環的輸出電來提供系統監測,該部分的實現是通過採用ad421晶來完成的,本設計中完成了ad421與片機的spi介面任務,協調了它與ad7705晶片機共同構成的spi總系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電設計、操作鍵盤設計、電源監控電設計、電壓基準電的設計。
  8. Administrative unit signal processing asp

    同步信號
  9. The integral structure of system are analyzed, and a scheme based on dsps processing board + mcu control board are put forward firstly, following design difficulties and relevant measures. every modules of dsps board are described in details, including chips selection, implementation manners choice, interface and time sequence match and etc. compared otsu single threshold segmentation with multi - threshold segmentations, the latter are preferred to perform the object identification in hardware designed by author. combined to like background rejection, morphology expansion and etc. steps, the paper gets the length of queue ; finally, a - b united control and area united control based on can bus are designed

    首先分析了系統的總體結構,提出了一種基於dsps板+片機控制板的信號機實現方案;在此基礎上,重點介紹了板模塊化的硬體電設計,其中考慮了晶的選型、實現方式的選擇、工作機制、時序匹配等問題;之後,分析了otsu閾值目標識別和多閾值目標識別的效果,重點選擇後者在硬體電板內對圖像進行了目標識別的演算法,結合背景的剔除、形態學膨脹等幾個減小誤差的措施,對車輛排隊長度進行了較為精確的提取;最後在控制板上完成了干a - b信號聯動控制和基於can總的區域聯網控制的通訊方案設計。
  10. In this course, we study low - power computer design techniques involving mos circuits, logics, computer organization, function units, pipeline, bus protocols, memory subsystems, compiler, os, and virtual machines

    本課程中,我們將研讀計算機低功耗設計技術,內容涵蓋mos電,邏輯,計算機組織,功能,管,匯流排規約,記憶體子系統,編譯器,作業系統,及虛擬機等的相關設計。
  11. The paper can be divided into two partitions : in the first part the p / g network verification problem in the vlsi chip scope is probed. an algorithm is proposed which partition the global network into several sub networks. then it performs sub network compressing equivalent transform and calculates the final size - reduced linear equations

    本論文包括兩個部分,第一部分探討了vlsi晶p g網驗證問題,提出基於網劃分、子網等效壓縮變換的大規模性方程組求解方法;第二部分探討了一個晶體管級宏自動版圖布系統的有關論問題,並實現了一個實用的版圖的自動布系統。
  12. Firstly, for the purpose of research and verification of multithread microprocessor, a superscalar microprocessor model armp - v2 is built on the basis of armp microprocessor ; secondly, the issue logic is not only the critical path in a superscalar microprocessor, but also critical to the performance of a multithreaded microprocessor with superscalar execution core

    首先,在設計的嵌入式微armp的基礎上進行改進,提出了一個超標量器模型,用於多器系統結構的研究與驗證。其次,指令發射邏輯是超標量器中的關鍵徑,也是制約執行為超標量結構的多器主頻提高的關鍵因素。
  13. The routine that special chips are adopted in the design is avoided while the same goal of data processing at high speed has been gained by the distributed system which consists of general and cheap pc and scm

    該設計避開採用專用晶的技術,通過通用的、廉價的微機和片機組成分散式系統同樣達到了設計目的,滿足高速圖象數據的需要。
  14. 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總四通道計數器模塊的設計基礎上,通過對原模塊缺陷的分析,採用一些新的技術和新的電子器件來重新設計該計數器模塊:採用最新的fpga技術來提高數字電的集成度,將原模塊中的所有數字電全部集成在fpga晶中,這樣不僅能節約成本,還能提高電的可靠性和測量精度;採用高速的數字信號器( dsp )取代原有的片機作為協器,來接收vxi發來的各種命令,分析命令、執行命令、協調模塊各部分的工作以及對數據的;採用轉換速率更高的比較器晶將輸入的被測信號轉換為fpga晶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,能增強模塊的使用靈活性。
  15. But the traditional recorder has a lot of shortages ; complicated structure, simple function, frequently addinq ink and paper changed etc. in addition, the data are registered in paper with the shape of a curve, so it is not convenient to saving, processing and editing of a file. the paperless recording instrument will initiated an epoch, because it has integrated the electronic technology, cyber - technique and network communication technology

    傳統的模擬記錄儀結構復雜,功能一,必須換紙,加墨水,數據總是以曲的形式存在於紙上,對歷史數據的保存方式一,對數據的,編輯等都存在不足,而集微電子技術,計算機技術,網通訊技術為一體的無紙記錄儀開創了記錄儀表的新紀
  16. Using the high - performance digital signal processor ( dsp ) as cpu, the author designs the medium - speed sampling and processing unit of the fault locator. on the one hand, this unit can sample voltages and currents of the line synchronously ; on the other hand, this unit can start the fault locator up and select the fault lines when faults occur

    本文作者還以高性能的數字信號器( dsp )為cpu設計了測距裝置的中速采樣,該一方面可以實現電流電壓信號的同步數據採集,另一方面可以完成測距裝置的故障啟動和故障選任務。
  17. Civil air defense alarm system was a system to dispense antiaircraft alarm sig - nal, hand hostile air attack informational communication to urbanite at wartime. it is a particular informational communication system of the civil air defense depart - ment, and can not be taken place. at the development trend of digitaliza - tion, unitization, integration of civil air defense communication, the civil air defense alarm system is developing too, for adaptation to the require of both future war and peaceful dual, and enhancing civil air defense communication system ' s directing automation. in recent years, development of different kinds of communication technology infuses new clearly energy into communication, especially spread spectrum communication, because of its strongly interference - free feature, invisibility best, realizable code division multiple access and antimultipath wane and so on merit, gets extensive use at wireless region ; the corresponding spread spectrum chips emerge as the times and get boom, which provides advantag e to realization of the circuit of spread spectrum communication. at the same time, in company with the advance of electronics level, the single chip microcomputer has a great development, world renowned chip manufacturer pushout respective products one after another, the kinds of which are too many to statiste

    在人防通信的數字化、一體化、綜合化必然的發展趨勢下,人防警報系統也不斷發展,以適應未來戰爭和和平時期的雙重需要,提高人防通信系統指揮自動化。近年來,各種通信技術的發展給通信注入了活力,擴頻通信更因其抗干擾能力強、隱蔽性好、可實現碼分多址和抗多徑衰落等優點在無領域得到了廣泛應用;其相應擴頻應運而生並得到迅速發展,這為擴頻通信的電實現提供便利。同時隨著微電子工藝水平的提高,片微型計算機有了飛躍發展,世界上著名的集成電製造商紛紛推出各自的產品,片機型號之多,已達到難以統計的地步。
  18. As in nature, the network function is determined largely by connections ( weights ) between elements, so that a particular input leads to a specific target output. the cores of backpropagation neural network are the capacity of parallel computing, distribute saving, self - studying, fault - tolerant and nonlinear function approximating. input vectors and the corresponding target vectors are used to train a network until it can approximate a function, associate input vectors with specific output vectors, or classify input vectors in an appropriate way as defined by you

    人工神經網是一類模擬人類神經系統的結構,他揭示數據樣本中蘊含的非性關系,大量組成非性自適應動態系統,具有良好的自適應性、自組織及很強的學習、聯想、容錯和抗干擾能力,在不同程度和層次上可模仿大腦的信息,可靈活方便的對多成因的復雜未知系數進行建模。
  19. At the same time, using two - terminal voltages and currents sampled by the medium - speed sampling and processing unit synchronized by the pulse per second ( 1pps ) of gps, the fault locator can realize accurate double - ended steady - state location

    同時,兩端的測距裝置利用gps的同步秒脈沖信號( 1pps )控制各自的中速采樣的電壓、電流信號進行同步采樣,用這些同步採集到的數據還可以實現精確的雙端穩態法測距。
  20. It has many benefits due to its ultra - wideband nature which including the following : not sensitive to channel fading, low transmit power, extremely difficult to intercept, low complexity of transceiver structure, fine range resolution ( centimeter scale ) for location and so on this paper combines uwb technology and mobile ad hoc network technology, concerting the lasn project of national key laboratory of communication, researchs the baseband process cell of uwb communication transceivers on the base of arithmetic research and spot test

    本文結合uwb技術和移動自組織網( manet ,即mobileadhocnetwork )技術,配合通信抗干擾技術國防重點實驗室uwb技術研究項目「 lasnproject 」的工作進展,在演算法研究和現場測試的基礎上,對uwb通信節點樣機的基帶進行設計研究。樣機結構包含三大模塊:天、用分立器件形成的射頻電、由fpga構建的基帶
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