高速比較器 的英文怎麼說

中文拼音 [gāojiào]
高速比較器 英文
high-speed comparator
  • : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : Ⅰ動詞1 (比較) compare 2 [書面語] (計較) dispute Ⅱ副詞(比較) comparatively; relatively; fair...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 高速 : (高速度) high speed; high velocity (hv); high rate; swift; fast; express; high-speed
  • 比較 : 1 (對比) compare; compare with; contrast; parallel (with); comparison; by comparison; in comp...
  1. The direct convertor is fact, but with little accuracy.

    直接式轉換,但精度低。
  2. A high - speed voltage comparator for pipeline adc

    電壓
  3. Changes in chloroplast composition non - leaf organs have fewer and smaller chloroplasts than leaves. glumes and awns are organs directly exposed to light but they contain more grana per chloroplast, bigger granal stacks and more thylakoids per granal stacks and therefore their chloroplasts are more simi

    4明顯於旗葉;若以放氧為標準,功能葉和非葉官的光合活性,發現以葉綠素為單位,非葉官的放氧率與旗葉相當,或甚至於旗葉;以單穗為單位,最可相當于旗葉的28 。
  4. High - speed, muti - services and economy have become the major issues of the future ip backbone technology as far as thes poiflt is concerned, thes paper explores layer 3 switdrig technology which separates control component and forward compontal in the traditional roulers. two forwarding al gori thms - - - - d ata - driven mo d el and top olo gy driven model are also compared, a next generation ip backbone echno l o gy - - - - multiproto co l label switching is developed, with its operation and its deployinent in traffic engineering, c1ass - ofservce and virtual private network

    本文從未來ip骨幹網技術所要求的化、多業務支持、經濟性出發,介紹了在傳統路由基礎上將控制部件和轉發部件分離的第三層交換技術,了數據驅動模型和控制驅動(拓撲驅動)模型兩種轉發演算法,並由此引出下一代ip骨幹網路技術? ?多協議標記交換,闡述了其工作原理以及在流量工程、服務等級區分和虛擬專用網中的應用。
  5. Based on refering to a great quantity of domestic and international data, this dissertation puts forward the standpoint that giving systematical diagnosis to mechanical and electrical equipment with the double turnplate strike crusher as example. by means of calculating critical rotation speed of inner turnplate, theory foundation is offered to the crusher ' s improvement. based on actual situation of the crusher, a portable observation and diagnosis system has also been developed on the basis of virtual instruments

    本文在查閱大量國內外文獻的基礎上,以雙轉盤沖擊破碎機為實例,提出了機電設備系統診斷的技術思路;通過計算內轉盤臨界轉,為破碎機的改進提供了理論依據和方法;結合破碎機的實際使用情況,開發了性價的、基於虛擬儀技術的破碎機監測系統。
  6. To decimators of multi - level system designed based on the hb filter and cic filter, analysis of the filter design parameters involved, whose theory applied to multi - level cic filter of design, and designed half band filter with distributed algorithms. compared to the simulation results. these advanced algorithms applications, and further increase hardware efficiency and operating speed

    對于基於積分梳狀( cic )濾波和半帶( hb )濾波的多級系統設計的抽取濾波組,分析了濾波設計中所涉及的各個參數,將剪除理論應用於多級積分梳狀( cic )濾波的設計中,並且採用分散式演算法( da )來設計半帶( hb )濾波,並對模擬結果進行,這些先進演算法的應用,進一步提了硬體效率和運行度。
  7. Secondly, compared with some other kinds of comparator structure and based on the preamplifier - latch fast - compare theory, a novel topology of cmos preamplifier latch comparator circuit is presented. considering trade - off between kickback noise and power dissipation, reference resistance value is optimized. according to the encode demands of different stage resolution, clock - control encode circuit is designed

    其後,在具體的子adc設計中,對類型的優缺點,並基於預放大鎖存快理論,提出一種新型低功耗預放大鎖存電路拓撲;根據adc系統所允許的參考電壓最大波動限制,在回饋噪聲對輸入參考電平的影響和功耗之間折衷,確定優化的參考電阻串阻值;根據不同級精度的編碼要求,設計出時鐘控制編碼電路。
  8. Based on calculating and comparing with the transmission ratio, transmitting efficiency and power flow of the transmission plans in the controllable initation planet gear device referred in the literatures, the best reasonable solution was confirmed which can reduce the device dimensions and improve the transmission efficiency

    摘要在對已有文獻提出的可控制起動行星齒輪減裝置傳動方案從傳動、傳動效率及功率流向等方面進行計算與的基礎上,確定了能夠使減裝置的整體尺寸小、外形美觀、傳動效率的最合理方案。
  9. To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5

    詳細分析了與rwa相關的光網路關鍵技術,包括傳輸、交換、組網等,重點研究了光交叉連接的功能和結構、性能,對其引入的串擾進行了詳細分析,選擇恰當的件參數進行了數值模擬,並提出了抑制措施(如雙重濾波、優化判決門限、選擇恰當的復用波長數) ; 3 .研究了光網路的r認叭的基本原理、與r認叭的幾個相關問題(光網路類型、業務類型、流量類型、光網路生存性) 、 r認人演算法的分類和,具體研究了幾種動態r場人演算法; 4 .研究了以全光連接建立時間為優化目標的r認認演算法,提出預置光路的概念,對網路資源進行狀態分類(佔用、未佔用、預置) ,利用改進的r認叭演算法模擬,預置光路可為部分新到的連接請求快建立連接,從而提網路性能;研究了以多光纖網路連接阻塞率為優化目標的r認城演算法,提出了以節點度數、每個波長分層的空閑光纖數以及路由策略決定的幾種鏈路權重函數,利用基於波長分層圖模型的并行r場人演算法模擬,利用新的鏈路權重函數使得演算法具有更優的性能,使網路具有更低的連接阻塞率。
  10. Since the new china was established, it has set up a complete system of industry and commerce throughout more then 40 years " development. especially after our country beginning reform and open policy, it has made much progress in its economy. now, xiamen has become a beautiful modern city, which has market economic system, good development in public construction, electron, machinery, chemical, instrument, textile, building material, financial and communication service

    新中國建立以後,經過五十幾年的建設,廈門市已建立起了為完備的工商業體系,尤其是改革開放以來,其經濟更是有了飛的發展,已基本建立起了一座以港口為龍頭、新技術為先導、以電子、機械、化工、儀紡織、建材為支柱的且商業、旅遊、金融、電信等配套設施完備、市場經濟為成熟、經濟交流活躍、人民生活富裕的新興城市。
  11. The high - speed digital signal processor is adopted and the real - time and reliability are improved greatly. the system with low - loss and high - efficiency is suitable for solar powered unmanned engine

    該系統採用數字信號處理全數字化設計,其實時性好、可靠性,並具有功耗低,效率等特點,適合應用於太陽能無人飛機。
  12. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過闡明了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制及機端電壓最優控制,通過模擬實驗與採用常規的按電壓偏差進行調節的例式勵磁控制+汽門例控制及採用常規的按電壓偏差進行調節的例式勵磁調節和基於二次型性能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了對,證實了採用此種控制可以有效地提電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  13. In this dissertation, we studied the tcra1101plus total station position system, which introduced the principle and characters of the instrument ' s closed loop tracking system. also we explained the cause of prism ' s position error and brought forward mathematic model to correct, moreover, the good results has been drawn form the expenriments. the kinetic survey system have been realized, which the sampling rate attain more than 5hz and the position precision can be less than 2mm on condition that targeted - point moving slowly at the velocity below 2cm / s. having finished the survey system to examine whether the fine - tuning stewart platform in good status, we have finished mensurating the position reference of the fine - tuning stewart platform and the offset of the prism

    在此基礎上研製了多臺儀在線控制頻采樣動態跟蹤測量系統,采樣率大於5hz ,在跟蹤小於2cm / s低運動目標時,測量精度好於2mm ;完成對饋源二次精調系統的檢測,包括對二次精調平臺位置基準的標定和觀測棱鏡偏心差的測定;設計不同動態測量實驗,對全站儀動態跟蹤的誤差來源和特點進行了分析;從實驗角度,對全站儀的測量時滯及其穩定性進行了測試分析,給出了定量的結果;了全站儀和計算機的內部時間系統,發現兩者存在大差異。
  14. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差驅動移動機人的運動學及其本體緩沖設計進行了探討,在對平面運動物體運動分析的基礎上結合四種常用車輪的數學模型,推導出了一個通用的移動機人堆積方程,在此基礎上分析了移動機人的移動能力、並針對兩輪差構型推導了度正解與逆解;使用muir和newman的運動學建模方法,推導了移動機人上點及連桿坐標系位姿、度變換關系矩陣及求解方法;在移動機人位姿識別方法中結合差驅動構型對航位推演算法進行了分析:推導了一種理論精度的航位推算演算法,並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模擬;最後針對本文所研究的機人給出了一種系統、可靠的緩沖結構設計思路,好地解決了移動機人作業過程中外界因素及本身設計中引入的各種不確定誤差問題;本論文研究成果已在本實驗室所開發的樣機上得到實現,經過應用與考核證明其中的分析與設計是切實可行的。
  15. The values obtained from the optimum calculation are compared with that from the conventional calculation, and the result shows that, by means of the optimum design, under the given restrains, the pipe heat exchanger can operate well with a reduction of over 25 % heat transfer area

    實例優化計算結果與常規計算結果的表明,優化設計可使管式換熱在滿足給定約束條件下,節約25 %以上換熱面積,提管程和殼程的流,從而提傳熱系數,最終得到操作、能耗和投資等方面的最佳經濟結構。
  16. A special circuit is designed to generate square wave with frequency up to 100mhz based on a high speed hysteretic and differential comparator

    該電路以一個高速比較器為核心,具有差分、遲滯的特色,可產生頻率達100mhz的方波。
  17. To reduce the effect of the comparator ’ s delay, we use the high - speed comparator, whose delay is about 4. 5ns

    為了減少延時對振蕩的影響,採用的是高速比較器,它的延時約為4 . 5ns 。
  18. 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總線四通道計數模塊的設計基礎上,通過對原模塊缺陷的分析,採用一些新的技術和新的電子件來重新設計該計數模塊:採用最新的fpga技術來提數字電路的集成度,將原模塊中的所有數字電路全部集成在fpga晶元中,這樣不僅能節約成本,還能提電路的可靠性和測量精度;採用的數字信號處理( dsp )取代原有的單片機作為協處理,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處理;採用轉換率更晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號,能極大提測量頻率的范圍;採用d / a轉換晶元和隔離運算放大得到隔離通道所需的電平,該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。
  19. We also magnify the signal with new ic amplifier, deduct yawp counters, design system to desl with data, total system is control by singlechip and can count in fastness time range and deal with data

    用max4416放大件作為前置放大,用max900系列件作成窗口,用件74ls393兩片作成16位的計數,用單片機89c51讀取數據,並處理后顯示在液晶顯示模塊上。
  20. These measures are as follows : shorten the primary wind intervals to improve thermal load of the burner ; reduce the size of hypothetical circle of contact to prevent the flame from splashing ; use nozzles with larger height / width ratio to increase the effusive rigidity, so as to increase the jet flow depth of secondary wind into the main jet flow ; use a higher primary wind velocity to increase its jet flow rigidity ; use a special flame holder structure of the primary nozzle, so as to improve

    這些技術措施主要有:縮小一次風間距以提燃燒區域熱負荷;縮小假想切圓防止火焰刷墻;採用大的二次風噴口以增加射流剛性,提二次風射流進入主射流的深度;採用的一次風來提一次風射流剛性;一次風噴口採用特殊穩燃結構;提下二次風的托粉能力。
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