重入電路 的英文怎麼說

中文拼音 [zhòngdiàn]
重入電路 英文
reentrant circuit
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 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...
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. This paper mainly aims at the characteristics of the hardware and software structure of the parallel computer on satellite, and has fulfilled researches of fault tolerant technique in three aspects of control theories and engineering : the first research of the system level fault - tolerant module is based on the system structure of the parallel computer on satellite, a kind of cold backup module and a kind of hot backup module for multiprocessor computer have been put forward. then the research of software fault tolerant technique which is based on the operate system named rtems has been carried, the mission level fault - tolerate arithmetic and the system level fault - tolerate mechanism and strategies based on the check point technique have been put forward, at the same time the self - repair technique of software which has used the technique of system re - inject has been studied. finally the technique of components level fault - tolerant based on fpga has been studied, a kind of two level fault - tolerant project which aims at the fault - tolerant module of the parallel computer on satellite has been put forward, and the augmentative of circuit that project design realization need is little, this project can avoid any breakdown of any part logic circuit of the fpga

    本課題主要針對星載并行計算機體系結構及軟體結構的特點,從如下三個方面進行了容錯控制理論研究和實踐工作:首先進行了基於星載多cpu并行計算機體系結構的系統級容錯模型研究,提出了一種多cpu冷備份容錯模型和一種多cpu熱備份容錯模型;然後進行了基於rtems操作系統的軟體容錯技術研究,提出了任務級容錯調度演算法以及基於檢查點技術的系統級容錯恢復機制和策略,同時研究了利用系統進行軟體在線自修復的容錯技術;最後研究了基於fpga的部件級容錯技術,提出了對容錯模塊這一星載并行計算機關鍵部件的兩級容錯方案,實現該方案所需增加的少,可避免板級晶元以及fpga晶元內部任何邏輯發生單點故障。
  2. If a second person calls while the " call waiting " function is deactivated, that caller will get the busy signal and you will not hear the special alert tone

    若要接聽或打出話,可先暫時取消來待接訊號,如再有第三者打話,對方會聽到線繁忙訊號,而用戶也不會聽到來待接訊號。
  3. Firstly, to accelerate the building and perfection of key networks ; for the network construction in 10 provinces in the north of china, the principles of competition first and benefit first will be applied and more emphasis will be placed on key regions and key businesses ; to speed up the construction and perfection of the emulative business network, make up for the deficiency, make the network complete and build telephone line network moderately ; according to market demand, to build and perfect broadband city network and residence access into the network

    第一,加快點網的建設和完善。北方10省網建設總體上將本著競爭優先、效益優先的原則,向點地區、點業務傾斜。進一步加快建設和完善競爭性業務網;搞好補缺配套,適度建設話網;根據市場需求,建設和完善寬帶城域網和駐地接網。
  4. Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test

    監測儀能夠完成包括三相壓、三相流的有效值、功率因數、三相不平衡、壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文點介紹了以下幾部分: ( 1 )的總體設計和功能; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸等原理和。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計; ( 4 )系統測試。
  5. The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality

    而浸漆乾燥工藝作為機、變壓器等氣設備的修理、製造中的要環節之一,對乾燥過程的質量要求有一定的特殊性。該文從乾燥爐的結構分析手,聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷,提出了熱風循環乾燥的概念,同時,選擇了較為先進的a d板卡、熱阻信號調理板等專業化智能卡,運用數字pid控制技術,構成了一個較有特色的計算機控制系統。此外,該文還從保證乾燥品質量的角度,採用智能化交流模塊和自製采樣調壓的方法,提出了在線檢測產修品的絕緣阻的方法和手段,以確保企業產品質量不斷提高。
  6. Thus, sneak transient pathways are reintroduced into the system

    由此,涌進徑又被新引到系統中來。
  7. A new technique useful for parallel connection of commutation cells is introduced in this paper, it consists of using small inductance in order to ensure dynamic and static share of the commutated current among the different switches. operation principle, theoretical analysis and designing procedure are presented. experimental results, obtained from a 3000w boost prototype using two commutation cells

    本文在對apfc模塊中的並聯均流技術進行討論的基礎上,著對內部單元間的並聯均流技術進行了深研究,並對一種新的並聯均流技術進行了理論分析、模擬模擬,結合中功率( 3kw ) zvt - apfc模塊實驗,探討了這種並聯均流技術應用在apfc中的設計方法。
  8. Expected that during 2007 - 2011, compound annual growth rate of sales revenue in china ' s integrated circuits industry will arrive to 27. 7 % ; until 2011, the sales revenue of chinese ic industry will exceed rmb 300 billion, at that time, china will become one of the world ' s most important ic manufacturing bases

    預計2007年2011年,中國集成產業銷售收的年均復合增長率將達到27 . 7 ,到2011年,中國集成產業銷售收將突破3000億元,屆時中國將成為世界要的集成製造基地之一。
  9. In this paper, the method of digital evolvable hardware is studied based on the dynamical reconfiguration of field programmable gate array ( fpga ). in the paper, firstly, the basic conception and theory of ehw are roundly introduced and the structure characters of ehw chip are analyzed. secondly, the thought of standard evolutionary algorithm is discussed and the flow of improved evolutionary algorithms is analyzed

    本文首先較全面地介紹了硬體演化技術的基本概念和原理,分析了演化硬體晶元的結構特點;其次,討論了標準演化演算法的思想並對改進型演化演算法的流程進行了分析;然後著分析了演化硬體實現中的關鍵技術,對其實現方案進行了深的研究,文中分別採用外部演化和內部演化兩種方式對不同的應用進行了演化。
  10. And the working principle and circuit makeup of the optical transceiver are analyzed in detail. secondly, according to the actual requirements, optical transmitter and optical receiver were designed into a small module to carry out low - rate optical transceiver. finally, fundamental parameters of the optical transceiver are tested under existing conditions

    本文在簡述光纖通信原理的基礎上,從最基礎的光有源器件工作原理、特性手,點闡述了光收發一體模塊結構以及工作原理,在此基礎上根據實際情況設計了光發送、接收,實現了低速率光收發一體模塊,並在現有條件下對該模塊進行了初步測試。
  11. Chapter 3 treats the algorithm implementation of demodulator in the receiving asic of dvb - s. in detail, demodulation includes carrier recovery and symbol synchronization. together with the transmission characterization of band - limited input signals the chapter proposes a scheme for implementing carrier recovery loop

    解調具體分為載波恢復、時鐘同步兩大部分,本章著論述了載波恢復的原理並結合dvb - s輸信號傳輸特性,提出了相應的實現方案,對部分進行了性能分析。
  12. Being a widely utilized public ip platform, it is susceptible to security attacks of all nature, as outlined in the following areas : the open nature of the ip internet systems - increase of foreign attacks, for example dos / ddos attacks ; the current weakness of the existing operating system ' s internet protocol ; mainframe, and lack of an evaluation standard for back office systems, the inevitable problem of illegal internal access, the lack of guidelines for record keeping and post attack documentation processes, hi addition, still in existence, are managerial problems including the lack of securit y knowledge amongst the workforce and the inexistence of a complete set of security guidelines. to guarantee china telecom ' s 163 / 169 system ' s reliable functions, to protect the user ' s interests, at the same time, insuring quality service, it is necessary to adapt p2dr model as a solution to the current security issues. supported by the modern secure theory and made the secure implementation abundant project practices, this paper gives the general secure design for the chongqing public ip network using p2dr secure model

    中國信建設的公眾ip網對我國internet的發展起著決定性作用,信163 / 169網際網是國家骨幹網在本地的延伸,擁有7個核心節點(採用cisco12012 、 2 * 2 . 5gdpt環) ,三十八個匯接節點,能提供寬帶,窄帶多種接方式的公眾ip網,現擁有近20萬用戶,佔全市網際網用戶四分之三以上,作為這樣一個擁有眾多用戶,開放的ip平臺,會受到各種各樣的安全威脅,主要表現在ip網的開放性,來自外部的攻擊增多,如dos / ddos攻擊;所使用的操作系統運行的網協議自身的脆弱性;主機、網設備的配置是否缺乏評估手段;不可避免的內部非法訪問;缺乏必要的攻擊審計作為犯罪取證,出此之外,還有管理上的一些問題,如人員安全意識不強,安全制度不夠健全等多方面原因。
  13. To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error

    解生產現場磁干擾非常嚴,為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心;採用浮地接方式消除槽壓信號中的共模成分;設計了量程自動切換以解決槽壓的動態范圍寬和測量精度高的矛盾;用最小二乘法進行曲線擬和以降低測量的系統誤差。
  14. The primary aim of the single chip microcomputer circuit of this project is data collecting, it applied the invention monopoly of professor zhang guanghui and professor peng donglin of chongqing university, make use of the high frequency inserted pulse, and join together the software to constitute subsidiary calibration distributed on equal time, complete the task of on - line subdivision in the dynamic measure process, finally up pass the data to pc, pc handle it and get examination result

    下位機是硬體集成,利用慶大學張光輝教授、彭東林教授的發明專利「計算機對脈沖信號的細分與辨向新方法」 ,附加頻率極高的外部插脈沖,結合軟體構成按時間均勻分度的輔助標尺,實現動態測量過程中采樣點的實時細分,最終完成數據採集任務;上位機主要是軟體部分,利用pc機接收下位機的採集數據並進行分析處理,得出檢測結果。
  15. So we invented this mixed controller. it was consisted of an intelligent voltage transfer, a single - microcomputer control centre, and circuits for driving motors. its principle was used sensors to measure the weight of materials. then sensors converted the weight to electrical signal. passing the transfer the signal processed by the sing - microcomputer controlled the drivers of motors working

    智能配料控制器主要由智能變送器、單片機控制器、機驅動等組成,主要工作原理是用壓力傳感器進行物料的量測量,傳感器把物料的量轉換成信號,經變送器把信號送單片機進行處理,再由單片機發出物料已稱足量的信號去控制送料和卸料機工作,同時單片機還可與pc機進行串聯通信,實現微機集成控制。
  16. It eliminates the need for agent blocks to have specific knowledge of ram array behind it. it takes care of protocols and latencies in an effort to simplify memory access by the agent blocks. agent blocks " see " a single linear frame buffer, all paging and bank swapping is handled by the and is transparent to the agent blocks

    在嵌式系統晶元中高速存儲器介面控制是系統必不可少的要組成部分,由於有了存儲器介面的存在,使得系統內部客戶模塊不必專門了解存儲器本身的復雜特性,而只需關心傳輸協議和一些定義的遲滯參數,在客戶看來存儲器僅僅是一個線性的幀緩沖器,所有的換頁、區段切換都交由介面來處理,從而大大簡化了客戶對存儲器操作的復雜度。
  17. Plc, robot and cad / cam are called the three major pillars in the modem factory automation. plc, as the head of the three, has become the leading basic automatic equipment in the field of the industry control in the early 1980s " but as a matter of fact, plc being with the lack of friendly man machine interface, rnakes no close relationship between human and machineometimes it even can not be promoted and applied in some fields aiming at the situation mat those imported products are too expensive while domestic products are of rare famous brands, a plc man - machine interface - plc monitor is developedthis paper systemically introduces the developing procedure for the whole system, including how to design hardware and software system. especially emphasizing plc communication protocol. real time message accessing, lcd controller instruction set, definition of data construction for message & tag screens and how to display thern, assignment of internal resource of cpuealization in software among plc & manitor, file format defining a nd download of user data, etcplc monitor will compensate some weakpoints of plc, and extend the application rangeimultanneously enhance the performance of plc and increase the attached value of mechanical machines, undoubtedly it will see hight market prospect

    針對人機界面進口產品的高昂價格和國產品牌稀少的這一現狀,研製開發了一種plc人機界面? plc監控器。本文系統地介紹了整個系統的開發過程,包括硬體系統、軟體系統的設計及實現,點介紹了plc通信協議,監控器的基本工作原理以及期望實現的功能,監控器、 sram存儲器掉保護、 cpu監控器、按鍵輸的設計及按鍵狀態的讀,時鐘信息的設定與讀取, cpu液晶顯示器指令系統,信息畫面及標簽數據結構的定義及顯示方法, cpu內部資源的分配,監控器與plc通信的軟體實現,文件格式的定義以及畫面數據的下載等。 plc監控器彌補了plc一些方面的不足,可以擴大plc的應用范圍,提升機械設備的檔次,增加設備的附加價值,具有一定的市場前景。
  18. In order to obtain high resolution of the instrument, the effect of input noise of amplifier must be decreased. hereby, an amplifier circuit based on the chopping theory was developed for it

    由於該微摩擦測試儀要求的分辨力很高,而運算放大器本身的輸噪聲嚴影響系統的解析度,為此設計完成了基於斬波放大原理的放大
  19. Then according to the emphasis of the design, went deeply into the theory of pll frequency synthesizers widely used, described pll ’ s working principle, structure and several types in detail, and made research and analysis of pll frequency synthesizers ’ phase noise, including the effect of the active loop filter on the phase noise, and give some methods to make improvement as well, such as changing loop filter form, reducing divide number, and increase phase detector frequency, etc. then paper introduced the principle character and phase noise analysis of direct digital frequency synthesizer ( dds ) and injection phase lock circuit, which are also important circuits in the design

    論文首先對幾十年頻率合成器的發展進行概述,而後針對本次設計的點,對應用較為廣泛的鎖相頻率合成理論進行了深的探討,詳細介紹了鎖相環的工作原理、組成結構和鎖相類型,並對鎖相頻率合成器的相噪特性進行了研究分析,包括有源環濾波器對于相噪的影響,提出了改善相位噪聲的幾點措施:改善環形式、降低分頻數、增大鑒相頻率等。接著介紹了直接數字頻率合成器( dds )和注鎖相的原理特點以及相噪分析,它們也是本次設計的
  20. Compared with the old switch - on circuit, it has many excellent features. using the spi interface, the area of pcb and the interfaces of mcu are both saved. moreover, mc33884 has the advantages in temperature and disturbance resisting

    要的是在抗干擾和溫度適應方面, mc33884晶元均有較以前開關量輸有優勢,這樣開關量輸的可靠性有了明顯的提高。
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