相自調解調器 的英文怎麼說

中文拼音 [xiāngdiàojiědiào]
相自調解調器 英文
phase-locked demodulator
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • 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...
  • : 解動詞(解送) send under guard
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 調解 : mediate; make peace; arbitrate; adjust; mediation; adjustment; accord; peacemaking; treaty; conci...
  1. Combining with knowledge representation and automatic reasoning principle of ai and generic paradigm, the system has these main functions : ? it is able to show different solutions of typical example ; ( 2 ) it can automatically generate problems similar to the example for students to solve by providing them with clues ; ( 3 ) these problems can be studied by demonstrating the complete solution process and answers with the help of automated reasoning, or by providing real - time prompts to students concurrent with the students " solution processes with the help of automated reasoning ; ? it provides exercises and is able to call a program produced by the group ( the translator ), which transfers apla programs to executable programs so as to verify its correctness ; ( 5 ) it let teacher to add examples in the database ; etc. hi the course of systematic research, we deeply investigated the relevant knowledge of the system and made some innovation : about teaching content, we select par method as the main content

    本系統選用薛錦雲教授的par方法為主要教學內容,應用人工智慧的知識表示和動推理原理及泛型思想,使得系統具有以下核心功能:展示幾種典型例題的;以泛型思想為指導,實現了無限題庫,可以動生成與典型例題類似的問題給學生求並給予提示;對于這些題目,計算機可以動推理出由問題到程序的全過程供學生學習;也可通過動推理根據用戶的實際做題情況實時給出提示,互動式地幫助學生學習演算法程序設計;學生可以從問題庫中獲得練習,並調用轉換,將己的apla程序轉化為可執行語言程序,運行以檢驗其正確性;對教師而言,可以對已有的實例庫、問題庫進行添加操作等。在系統的研製過程中,我們深入研究了系統的各方面關知識,並進行了多方面的創新:在教學內容方面,首次選用par方法為主要內容。
  2. When an emulator supporting user - mode emulation encounters a system call instruction, on the other hand, it does not transfer control to the emulated exception handler ; instead it interprets the system call itself

    另一方面,當一個支持用戶模式模擬的模擬碰到一個系統調用指令時,它並不是把控制轉交給模擬的異常處理程序,反,它會釋該系統調用。
  3. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,析的研究了電子束在對論速調管放大調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  4. Intelligent counter digital frequency rotating speed line velocity display control transmit instruments are all adopt used advanced microprocessor for smart control. input is pulsed quantity or contect switch quantity signal, after cpu operation processing, count, rotating speed or line velocity will be clearly intuitional indicated by high brightness led numeral tube, at the same time, these signals can be changed into standard voltage current signal to transmit output. and have the functions of super - limited alarm, standard serial communication function

    簡易后備操作接收從dcs系統或pid調給定的模擬量信號,正常控制時,操作輸入輸出當于直通的,以實現dcs系統或pid調對執行機構的動控制,當前級dcs系統或pid調發生故障時,操作接收到故障狀態信號,即轉為手動控制狀態,由按鍵控制操作信號的輸出,當故障除,儀表動恢復動狀態。
  5. Are all adopt used advanced microprocessor for smart control. input is pulsed quantity or contect switch quantity signal, after cpu operation processing, count, rotating speed or line velocity will be clearly intuitional indicated by high brightness led numeral tube, at the same time, these signals can be changed into standard voltage current signal to transmit output. and have the functions of super - limited alarm, standard serial communication function

    接收從dcs系統或pid調給定的模擬量信號,正常控制時,操作輸入輸出當于直通的,以實現dcs系統或pid調對執行機構的動控制,當前級dcs系統或pid調發生故障時,操作接收到故障狀態信號,即轉為手動控制狀態,由按鍵控制操作信號的輸出,當故障除,儀表動恢復動狀態。
  6. Through some research in depth on soct, this thesis proposes a scheme of star - type vsat ( very small aperture terminal ) network based on overlap back transmission, and do some research on key techniques involved with the scheme and their partial realization with fpga ( field programmable gate array ), such as spread spectrum techniques, a non - coherent de - spreading spectrum and demodulation technique and adaptive interference cancel

    本文在深入研究衛星重疊通信技術的基礎上,提出了一種基於重疊回傳的星形vsat網方案。並在衛星重疊通信涉及的幾種關鍵技術及其部分核心件的fpga實現等方面進行了一些研究,包括:擴頻技術、非調技術、適應干擾抵消技術等,並將它們用於基於重疊回傳的星形vsat網方案。
  7. And their performances are compared by simulation. the realization of phase - coherent modulation is studied, especially the carrier recovery. in order to improve the system performance, we consider a receiver which performs optimal phase synchronization and channel equalization jointly

    本文詳盡的研究了線性和非線性適應均衡的橫向結構和典型演算法( lms和rls ) ,對其性能進行了模擬比較;對調調技術的實現,尤其是載波恢復的方法進行研究,將載波恢復系統和適應均衡的參數調整聯合起來,從而提高干水聲通信系統的性能。
  8. Realization of the wide - band shaping filter in baseband is carefully analyzed, and then a low - cost realization method is brought forward. furthermore, through shaping filters, i / q route self - synchronization and compensation and revise of the nonlinearity and the imbalance of amplitude and phase of the modulation circuits are advanced

    分析了基帶寬帶數字成形濾波的實現難點,提出了低代價的實現方法,並利用成形濾波決了調制端i / q動同步,調制電路的各種非線性和幅不平衡的補償校正等問題。
  9. In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given

    從光路、光學元件的行設計到理論分析計算,初步建立了一臺實驗系統;採用abcd矩陣法結合collins公式計算了四通式單光柵展寬的展寬量,並模擬了關參數對展寬比的影響,對實驗具有指導意義;評價了再生放大和多通放大的優缺點,對放大過程中通常忽略的放大發輻射現象( ase )進行了分析,並提出了應的決方法;針對放大過程中出現的增益窄化和增益飽和現象,對輸入種子脈沖提出了一種新的分段頻率調制函數,實現了對增益窄化效應和增益飽和效應的共同抑制;提出了系統的材料(包括放大介質和光路中的普通介質)正是融合高階色散的來源。
  10. A zero - voltage starting method is brought forward which switch the starting from separate exciting to self - exciting successfully ; pll ( phase lock loop ) technology is employed to realize the frequency tracing and constant phase angle control ; igbt driving and protective circuit suitable for parallel inverter is developed, which successfully solve the problem of time compensating and overlapping regulation for the driving signals ; a novel and practical over - voltage protective method for parallel inverters is presented which effectively avoid the possible over - voltage destroy to the inverter. xu haiwen ( power electronics and electric driving ) directed by senior engineer peng yonglong

    提出了一種零壓啟動的他激轉激方法;通過採用鎖環技術實現了逆變工作頻率的動跟蹤和容性逆變角度的恆值控制;設計了適用於並聯諧振型逆變的igbt驅動與保護電路,決了驅動信號的時間補償以及重疊角的可調問題;提出了一種新穎、實用的逆變過壓保護方法,有效地決了並聯型諧振逆變過壓保護這一難題。
  11. In this paper, to resolve the coupling phenomena between temperature and humidity in wood drying system, a bp neural network based pid controller is proposed and applied to wood drying system. the architecture and learning algorithm of the proposed controller is more simpler and the physical meanings of the input layer ' s neurons and output layer ' s neurons are explicit. based on predefined control rules and self - learning, the bp network changs the scaling integral and differential parameters, therefore is able to control the variants using classical pid control algorithms and at the same time, decoupling control is implemented as well during the control procedure

    本文針對木材幹燥過程中溫、濕度耦合的現象,提出一種將新的基於bp神經網路的pid控制應用於木材幹燥控制系統的方案,其結構和學習演算法對簡單,輸入層和輸出層神經元物理意義明確;它根據設定的某一控制規律,通過網路的學習,調整pid控制的比例、積分和微分參數,從而利用經典的pid控制演算法得到應各變量的控制量參與控制,並在該過程中實現耦控制,而不用給定樣本信號進行在線的學習。
  12. Finally, the production, which is designed and debugged all by myself, c band fine resolution low phase noise frequency synthesizer was introduced by module, including respective schedule, frequency distribution and phase noise experiment results. then whole circuit phase noise result, picture of spectrum with spur were presented, by which above theory was proved, analysis of the result was given, and the existing problem as well as methods to resolve it were motioned

    論文最後對己設計調試的樣機c波段小步進低噪頻率合成進行了分模塊介紹,包括各部分的原理框圖、頻率分配和噪測試結果,然後給出了整個樣機的噪、雜散頻譜測試結果,對上面提到的理論進行驗證,並對結果進行了討論分析,提出了樣機現存的一些問題和幾點決措施。
  13. On the basis of our lab ' s previous achievements, the author has studied three kinds of digital signal processing methods - the method based on a digital phase locked loop, the method based on quadrature demodulation, and the method based on adaptive funnel filter ( aff ) and sliding goertzel algo rithm ( sga ). the author has also studied the cmf driving principle, various analog driving circuits, driving waves, and digital driving methods

    主要研究了三種科氏流量計的數字信號處理方法:基於數字鎖環的方法、基於正交調的方法和基於適應funnel濾波和滑動goertzel演算法的方法;以及科氏流量計驅動的原理、各種模擬驅動的波形、電路以及數字驅動的方法等。
  14. Basing the research and the analysis mentioned above, this article researches and develops an automatic software test system for lsf compatibility test : auto _ tool. specially, it detailedly discusses the design and implement of the dispatcher ( harness ) and a typical automated compatibility test case inauto _ tool. combining the research and development of auto _ tool, this article explores the software test automation technology

    在對大型分散式軟體系統lsfsuite的體系結構和工作原理進行研究,以及對其進行動化測試需要決的技術難點以及決對策進行分析的基礎上,本文研究和開發了對lsfsuite進行兼容性動測試的工具集: auto _ tool ,並專門詳細討論了auto _ tool中的調以及一個典型的兼容性動測試用例的研究與實現。
  15. Abstract : the multifunctional inverter power sourcethe handy inverter welding, plating & charging manchine, developed with advanced inverter and micro - electronics control techniques, adopts “ half - bridge power expansion supply midpoint voltage autocontrol setting ”, and technically and effectively having solved inverter subvision of inverter power expansion circuit for leaning magnetism, reliability of high - power inverter setting, achives combination of constantcurrent and constantvoltage export, and realizes low - voltage dc and high - voltage ac double power supply

    文摘:運用先進的高頻逆變技術和微電子控制技術設計研製的逆變式多功能電源便攜式逆變焊鍍充電多用機,採用「半橋式功放級供電中點電壓動控制調節裝置」 ,在技術上決了逆變功放電路因偏磁而造成的逆變顛覆,有效地決了大功率逆變的可靠性問題;進行多種外特性的綜合設定,實現了恆流與恆壓輸出的合一;與傳統焊機比,實現了開環和閉環狀態下都互不影響的低壓直流電瓶和高壓交流雙供電
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