電路調準 的英文怎麼說

中文拼音 [diàndiàozhǔn]
電路調準 英文
circuit alignment
  • : 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...
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. Abstract : a new clock - driven eco placement algorithm is presented for standard - cell layout design based on the table - lookup delay model. it considers useful clock skew information in the placement stage. it also modifies the positions of cells locally to make better preparation for the clock routing. experimental results show that with little influence to other circuit performance, the algorithm can improve permissible skew range distribution evidently

    文摘:提出了一種新的時鐘性能驅動的增量式布局演算法,它針對目前工業界較為流行的標單元布局,應用查找表模型來計算延遲.由於在布局階段較早地考慮到時鐘信息,可以通過調整單元位置,更有利於后續的有用偏差時鐘布線和偏差優化問題.來自於工業界的測試用例結果表明,該演算法可以有效地改善合理偏差范圍的分佈,而對的其它性能影響很小
  2. The subject inducts digital time division technology ( pwm ), which is more advantageous at the accuracy and the predigest of hardware than simulant multiplication. what they call measuring power energy reasonably is that measuting except harmonics power energy fed back power. yet it realizes reasonable measurement of power energy which measures by base wave ac parameters method base on digital time division

    本課題引入了數字時分割( pwm )脈寬調制技術,在測量的確性、硬體的簡化等方面都比模擬乘法器具有較高的優越性。所謂合理的計量能,就是不計非線性負載回饋給網的負的諧波能,而採用基於數字時分割的基波交流參數測量的方法,真正實現了能的合理計量。
  3. During the circuit design, the author analyzed the basic principle of the direct current motor, pwm control, h - bridge power driver, and two control techniques of h - bridge power drive circuit, designed its general structure, so the feasibility of the design is confirmed. then, reference, oscillator, power dmos gate drive circuit ( charge pump, bootstrap ), and dead time generation circuit are designed and analyzed in the sub - circuits. a current - controlled oscillator is presented in this thesis

    設計中,作者介紹了直流機的工作原理和數學模型、脈寬調制( pwm )控制原理、 h橋基本原理和h橋功率驅動的兩種控制模式,設計了驅動的總體結構,給出了的功能模塊,確定了設計的可行性,然後在子模塊中,重點分析設計了基、振蕩器、高端功率管柵驅動荷泵及自舉) 、低端功率管柵驅動和死區時間產生
  4. Analyze item by item the position of unintact cycle, the running clearance of unintact cycle, locking - deform, datum dimension regulating, repeatly install, power voltage wave and marking running etc. at the same time, we give the calculating formula to calculating the running marking random error, and use it to calculate the system error of big diameter measure instrument - - datum dimension frame error, gyro - wheel diameter error, error caused by circumstance temperature, error caused by backing distance, angle error, delay error of data collecting circuit, lathe main shaft running error, workpiece install partial error

    對不完整圓的位置、不完整圓的轉動間隙、鎖緊變形、基調整、重復安裝、壓波動、標記轉動等隨機誤差進行了逐項分析,並給出轉動標記隨機誤差的計算公式。對大直徑測量儀的系統誤差?基尺尺架誤差、滾輪直徑誤差、環境溫度引起的誤差、後退距離引起的誤差、角度誤差、數據採集延時誤差、車床主軸回轉誤差、工件安裝偏心誤差分別進行了計算,最後對誤差進行合成。
  5. For digital audio encoding and decoding modules, delta - sigma modulation is introduced and audio data, preambles with accessorial data are multiplexed according to the digital audio interface standard ; for carrier wave, pll frequency synthesizer is used ; for frequency modulation, voltage control oscillator is taken ; for demodulation, pll frequency discrimination is adopted

    調制方式,並按照數字音頻介面標對音頻數據、同步字和附加信息進行通道復用;對于載波信號,採取鎖相環頻率合成技術手段;對于頻率調制,採用壓控振蕩器;對于解調,採取鎖相環鑒頻
  6. 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:測量原理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阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基,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模擬信號流環的輸出來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,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設計、操作鍵盤設計、源監控設計、壓基的設計。
  7. In the design of this project, the author has participated in the following works : the system design, chips selected, and making schematic circuit diagram of the interface hardware, and pcb design 、 debug, and the fpga control - program design, system testing and debugging, and some drivers of wince. this paper will introduce the principle of the dvb - t series standards firstly, then the sketchy design of the system will be stated

    本人主要從事系統設計,接收板硬體原理圖及印製板( pcb )設計製作並調試, fpga控製程序設計, wince部分驅動程序開發和系統聯調等工作。本文在介紹數字地面視廣播( dvb - t )相關標的基礎上,闡述了系統總體設計,軟硬體實現具體方案與原理
  8. Three layer architecture client / web / server of computer wide area network was adopted in this system, applying internet technique, using java language and informix database, the automation during the whole process of transmission circuit dispatching was realized, including application, approval, dispatching feedback, manual operation process was reduced, meantime convenient and rapid inquire method was provided, the work efficiency and data accuracy were increased

    本課題採用client web server計算機廣域網的三層體系結構,運用internert技術,使用java語言和informix數據庫,實現了對傳輸調度的過程中申請、批復、派發、反饋全過程的自動化,減少了人工操作的環節,同時提供了方便、快捷的查詢手段,提高了工作效率和數據的確性。
  9. In the second chapter, equivalent circuit of the eddy current sensor is firstly analyzed. based on that, the carrier signal generating circuit that is realized by the lc periodic circuit is introduced, thus, the carrier signal of standard frequency is obtained through the trimming capacity. subsequently, the disc type rotational armature generator and the rotational coupling transformer are separately leaded in to realize the power supplies of the carrier signal generating circuit and output of the measuring signal

    在傳感器設計一章中,首先對渦流傳感器進行等效分析,在此基礎上分析了由感、容諧振構成的載波信號發生,並通過微調容獲得了標頻率的載波信號;接下來提出了採用盤式旋轉樞發機解決載波信號發生源供給問題的方案,同時通過旋轉耦合變壓器的引入,使得測量信號輸出問題很好地解決;本章最後給出的一組實驗曲線充分說明了這一方案的可實現性。
  10. It " s very necessary to design and utilize the drive circuit of high frequency power mosfet, power regulation circuit and frequency - tracing circuit as three very important parts in control system of induction heating power supply. all those provide some experience for the designing and debugging of electrical source, reducing the cost and advancing efficiency

    本課題就是基於這種需要,研究高頻( 1mhz 3mhz )情況下採用功率mosfet為主開關器件的串聯逆變源的頻率跟蹤控制,因此高頻情況下功率mosfet的驅動、頻率跟蹤以及功率調等成為主要的研究對象,這些為以後源裝置的設計調試、減少器件成本及提高工作效率提供良好的前期備。
  11. With the rapid development of semiconductor, digital integrated circuit ( p, memory, standard logic gates, etc. ) and advance computer technology, the various measuring instruments ( virtual instruments ) with the powerful function of pc are produced in different industrial and scientific research fields. as we all known, the traditional instruments are usually built with discrete components and small scale ics, the disadvantages are obvious in system design, debugging and maintenance

    隨著半導體技術與數字集成(微處理器、存貯器以及標邏輯門等)技術的迅速發展,特別是隨著計算機技術的發展,在工業生產和科學技術研究的各行各業中,人們利用pc機的強大處理功能代替傳統儀器的某些部件,開發出各種測量儀器(虛擬儀器) ,傳統儀器的數字邏輯部分多是採用分立集成( ic )組成,分立ic愈多,給系統的設計、調試及維護帶來諸多不便。
  12. ( 4 ) the charactersitis of this sensor indicate that the rotation sensor can be compared beauty with the same kind products of overseas, worthy of popularizing. ( 5 ) in sum, the reliably of the insb magnetosensitive sensor is high. the circuit is simple and easy to debug

    ( 4 )傳感器的輸出特性表明,銻化銦磁阻式轉速傳感器測量的確性可以與國外同類產品相媲美,是一種具有市場推廣價值的產品( 5 )傳感器整機工作穩定可靠,簡單,調試方便,成本較低,適合工業化大規模生產。
  13. In the thesis, some of the most important functional modules of the smart power control ics are researched and designed, including voltage reference, voltage regulator, under voltage lockout, oscillator and zero - voltage comparator. their topologies, schematics and layouts are introduced and developed

    本畢業設計研究和提出了構成智能源控制晶元的主要功能模塊,完成了其中若干模塊ip核的與版圖設計? ?包括基壓源,調節器,欠壓鎖定比較器,振蕩器,壓過零比較器等。
  14. In this circuit, reference current sources are used to charge and discharge capacitors. this oscillator ’ s output is very ideal through control circuit under 5. 7v reference voltage, and oscillator ’ s frequency and duty - cycle could be adjusted if reference current source or capacitors in the circuit was adjusted. and the changes of temperature and voltage affect stabilize of the frequency little

    利用系統內部基源產生的流信號來對容進行充放,然後經過控制作用后,產生的輸出振蕩波形的上升時間和下降時間非常小,更接近理想矩形波形;通過調節基流信號或者容值大小,可調節振蕩波形的頻率和占空比,同時溫度和壓的變化對振蕩器輸出波形頻率穩定度的影響很小。
  15. The system can simulate the transfer process of photo - thermal and thermal - electric at a given parameter setting of structure, environment and circuit. on the basis of circuit structure, the calibration, parameter adjusting and signal readout can be simulated, the vary process of readout circuit, readout voltage, optical gain, optical gain rate, and uniformity can be given. in addition, all kinds of character parameters of device can be forecasted

    本論文根據umbirfpa的原理,建立它的軟體模擬系統,它可以根據給定的結構、環境、設置等參數首先模擬光熱、熱轉換過程,並可根據結構,模擬校、參數調節並讀出信號,給出讀出流和壓、光學增益、光學增益比、非均勻性等各特徵量的定量變化過程,預測製成后器件的各種性能參數。
  16. Based on iec standards, the methods of designing square demodulator, bandpass - weighted filter, and smoothing filter are presented. besides, the signal conditioning circuits and online statistical analysis methods of instantaneous flicker value are given. matlab simulink is also used to simulate the measuring process of voltage fluctuation and flcker

    基於iec標要求,設計了實現數字式壓閃變測量的平方解調器、帶通加權濾波器、平滑濾波器等各環節,給出了信號調和瞬時閃變值在線統計分析方法,並應用matlab系統模擬工具simulink對壓波動和閃變測量全過程進行了數字化模擬。
  17. The realization of high code rate property is also mentioned. in the end of this paper, the author lays the emphasis on the circuit realization of high - code - rate pcm transmitter with quasi two - point injection techniques

    本文的最後部分,作者重點對兩點注入式高碼速率發射機(主要是調頻源)的實現作了詳盡的分析。
  18. The task in the paper comprises two parts. the software design procedure works as follow, program the drivers for module on pc with cvi, generate the corresponding ddl and then edit the test serial and invoke the ddl by designing soft panel with vc + + 6. 0. thus facilitate users to control module to conduct high speed data test. the hardware design procedure works as follow, design vxi message based interface circuit and plesio - fdc circuit with fast data transport function on xc2vp30, a virtex - ii pro series fpga chip designed by xilinx company which integrates power - pc processor

    筆者負責的工作包括軟體設計和硬體設計兩部分:軟體設計是用cvi工具編寫模塊在pc機上的驅動程序,生成動態連接庫,再用visualc + + 6 . 0設計軟面板,實現測試矢量的編輯和動態連接庫的調用,讓用戶很方便地控制模塊進行高速數據測試;硬體設計是在xilinx公司的一片集成了power - pc處理器的virtex - iipro系列fpga晶元xc2vp30上完成vxi總線的消息基介面設計和具有快速數據傳送功能的fdc[ 1 ] [ 2 ]設計。
  19. The clock obtaining practical circuit in approximately synchronization and clock circuit about symbol synchronization are designed ( realized one circuit ) ; the three controlling circuits with fast and low clock in code speed adjust technique are designed

    在此基礎上設計了基於scc同步的一種時鐘恢復實現和兩種字元型起止式同步(實現了一種) 。設計了正碼速調整技術中快慢時鐘的三種控制
  20. In the thesis, some of the most important functional modules of the pwm power control ics are designed and simulated, including error amplifier, voltage reference, voltage regulator, comparator, and oscillator. the topologies, schematics and layouts of some circuits are introduced and developed

    本畢業設計研究和提出了構成pwm源控制晶元的主要功能模塊,設計了其中主要模塊ip核的多種結構並進行了模擬,完成了部分的版圖設計? ?包括誤差放大器,基壓源,調節器,比較器,振蕩器等。
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