相位跟蹤器 的英文怎麼說

中文拼音 [xiāngwèigēnzōng]
相位跟蹤器 英文
phase tracker
  • : 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名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ名詞(腳的後部或鞋襪 的後部) heel Ⅱ動詞1 (在後面緊接著行動) follow 2 (指嫁給某人) be marrie...
  • : 名詞(腳印; 蹤跡) footprint; track; trace; trail
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 相位 : phase position; phase
  • 跟蹤 : follow the tracks of; tail after; following; follow up tracing; track; tracking; trail; lock on; ...
  1. The specific research methods are listed : 1. matched filter taking the max ouput snr as the best rule correlates nonstop divided signal and divided echo to detect low snr target signal. then all one dimension divided correlation outs and done fft in portrait to leach interferential signal such as static or low rate mussy meaves, many pathway echo and so on and to take target ' s time difference and doppler frequency that combine parameters that target ' s direction taken from antenna and so on to implement target ' s orientation and tracking

    具體研究方法如下: 1 、採用以輸出信噪比最大為準則的最佳匹配濾波來對分段的參考和目標信號作關處理來檢測低信噪比目標信號,然後對一維分段關輸出組作縱向傅立葉變換來濾除靜態或低速的雜波、多徑回波等干擾信號,並提取目標的時差和多普勒頻率,再結合由天線獲得的目標方向等參數,就可以實現目標的定
  2. ( 2 ) if we take the dgps as position sensor, it can improve the precision of radar track target prominent, else if we take the non - difference gps, it can also improve the precision in quite degree

    ( 2 )如果ais的置傳感採用的是差分gps ,則可以顯著提高雷達目標的精度,如果採用非差分gps ,也可以當程度的提高雷達目標的精度。
  3. Thirdly, it is supported by java technology. java language is not only a right programming language to build agent, but also it has some characters such as architecture neutral and higher safety, running java applet, program can increase the functions of the client, lighten the burden on the server, as well as can operate the client contents according to the privilege assigned, and in order to increase the safety of system. finally, in the thesis, by using the knowledge related probability and statistics, author puts forward a kind of method which can make the grade mark quantifying, and with this method, the problem which is how to get an accurate evaluation for the subjective test questions that learners answer in exam, is solved primely

    本文針對以上缺點,提出基於agent的個性化遠程教學系統,本系統中引入分散式人工智慧( dai )領域中的agent技術,在系統中構造一個學習者agent ,它隨時學習者的學習過程,記錄其興趣、愛好等個性特徵,並適時地調整對其採用的教學策略,有效地解決了目前的系統智能性較低的缺點;其次,本系統採用xml技術來組織教學內容,改變了html中內容和形式捆綁在一起的缺點,使得內容和形式分離,從而可以為太原理工大學碩士學論文不同認知水平的學習者提供不同的教學內容,增強了交互功能;另外,本系統採用java技術, java語言不僅適合作為agent的開發語言,而且java語言具有平臺無關和安全性高的特點,通過運行javaapplet來增強客戶端的功能,減輕服務端負擔,並且這些appiet根據客戶賦予的權限對客戶端內容進行操作,增加了安全性;最後,本文運用概率論與數理統計學中方法,提出一種把等級成績數量化的方法,很好地解決了對學習者考試中主觀題的準確評價問題,為實現個性化教學提供了一個較準確的依據。
  4. ( 5 ) user management system is built by asp technology on the server - side. user ' s register and logging is accepted and the user permission for different group is designed ( program files referred to appendix 1 ) ; the connection between web server and plastic die material database system realized by ado, odbc technology, which will guarantee the mutual information transportation between the database system and different terminals ; ( 6 ) further study of expert system is discussed and the implementing reasoning base on plastics mould material selection neural networks is put forward and key problems is also discussed. according to the requirements of sustainability, extended knowledge frame of mould selection and track algorithm meeting the requirements of dynamics, history, structuralism, illegibility, unintegrity and uncertainty are verified and corresponding examples are also put forward

    ( 3 )通過ado 、 odbc技術實現web服務與塑料模具材料數據庫系統的連接,從而保證了塑料模具材料數據庫系統和各終端之間信息的雙向傳遞; ( 4 )在服務端利用asp技術建立塑料模具材料遠程選擇優化專家系統交互界面,通過標準數據庫查詢語言,客戶能對數據庫中的塑料模具材料信息進行查詢(程序文件列表參見附錄1 ) ;廣東丁業人學1學m學淪義門)在服務端利用sp技術建立用戶管理系統,接受用戶的注冊、登錄消求,為不同等級的用戶設定應的權限(程序文件列表參見附錄1 ) ; ( 6 )討論了進一步完善該專家系統所需做的工作,提出塑料模具選材神經網路批理的實現方案,並對其中的關鍵問題進行了討論:按照可持續發展的要求,對擴展的模具選材知識框架、滿足動忐性、歷史性、結構性、模糊性、個大根性、不硯定性等需求的演算法進行了論證並給出計算示例。
  5. The method, combining the aff with sga, can accurately track the signal frequency and calculate the phase difference between two signals

    它將自適應funnel波和滑動goertzel演算法結合起來,能夠精確地信號的頻率,計算差。
  6. The basic operation principle of phase - locked frequency synthesizer and the type of circuits are expatiated systematicly in this paper. the principle of operation on sampling phase detector and some characteristics including the linear tracking and phase noise in phase loop circuits are analyzed deeply. the research is emphased on the theory and design method of circuits in the sampling phase - locked frequency synthesizer. then, the expansion capturing circuit is analyzed and designed for better performance of capturing loop circuits. at last, the loop filter is also analyzed and contrived taking account of effection of additional phase shift by the sampling - holder. the general research on the theory and technology of sampling phase lock in the paper will make a basement for the development of new product

    本文系統的闡述了鎖頻率合成的基本工作原理及電路類型;較深入地分析了取樣鑒工作原理及電路、鎖環路的線性特性和噪聲特性;重點對取樣鎖頻率合成電路理論和設計方法進行了研究;為了改善環路的捕獲性能,對擴捕電路進行了分析和設計,並用wewb32軟體對電路進行了模擬;考慮到取樣保持的附加移影響,對環路濾波進行了分析和設計。
  7. In this paper, damped least - square method utilized to overcome kinematic singularity of robotic manipulators was improved, which achieved more accurate tracking compared to the traditional method. singular value decomposition ( svd ), to which was attached great importance in singularity - robust inverse kinematics and kinematic control of redundant manipulators, was investigated. also, an overwhelmingly utilized algorithm of svd was improved and some possible problems encountered in joint failure issues and redundant issues when using this algorithm was deeply discussed

    本文改進了解決機人運動學奇異的阻尼最小二乘法,同傳統的阻尼最小二乘法比具有更高的精度;研究了在機人奇異魯棒性逆運動學、機人冗餘運動控制中佔有重要地的矩陣奇異值分解,對一種應用廣泛的奇異值分解演算法做了改進,並對其在關節卡死和冗餘控制中可能遇到的問題做了較為深入的討論,系統地描述了一階運動學實現方案,為軌跡規劃打下了堅實的基礎。
  8. For the feedforward controller design, zero error characteristic of the step response of system with zero phase error tracking controller ( zpetc ) is proved and its application is studied

    對於前饋控制設計,證明了零誤差演算法在階躍輸入下的無差性並研究了該特性的應用。
  9. The method based on quadrature demodulation is studied and the equations used to calculate the frequency, magnitude and phase ( difference ) of signals are given. the author has designed two kinds of low pass filters ( lpfs ) and has studied two kinds of frequency - tracking methods

    研究基於正交解調的科里奧利質量流量計信號處理方法,給出了同時求出信號的頻率、幅值和(差)的公式,設計兩種濾波,研究兩種方法,並進行模擬和比較,得到較好的方案。
  10. Reactive power are calculated using the new algorithm. on the basis of analyzing different kinds of control strategies of var compensation, the paper applies the criterion of voltage and var to control switching and illustrates a improved mode of switching capacitor which can prevent the switched - capacitor from the impacting of instantaneous rush currents by means of zero - crossing triggering of scr components, and can realize auto - tracking var and auto - switching shunt capacitor bank. initial operating parameters are stored in information flash memory of the mcu using flash self - programming technique in order to decrease complexity of the circuit and improve stability

    高壓智能無功補償控制以flash型16單片機msp430f149為控制核心,採用了一種角實時測量的新演算法,並在此基礎上計算出了功率因數、有功和無功,減少了運算量提高了精度;在分析了各種無功補償控制策略的基礎上,以母線電壓和無功功率復合判據控制投切,並提出一種改進的電容投切方式? ?暫態投切控制晶閘管過零觸發,避免了電容投切時的電流沖擊;穩態運行時接觸替代晶閘管,實現無功補償的自動和電容的自動投切,解決了投切時的暫態電流沖擊和穩態時可靠運行的難題;控制的原始運行參數採用flash自編程技術,將其保存在msp430f149片內的信息flash中,簡化了硬體電路,大大提高了系統的可靠性。
  11. Secondly, we used the dsp assembly language to perform the carrier phase tracking based on a digital processing system. this system is designed according to the idea of software radio. this digital processing system realized the intermediate frequency digitalization. with the diverse configuration of the digital upconverter and digital downconverter in this system, it can carry through many signal modulation modes. and because the carrier phase trac king is performed using software in dsp, it brings great convenience to this system and makes this system available in many digital communication systems

    在該數字處理平臺上可通過加載不同的軟體對平臺中的數字上下變頻進行靈活的配置以實現不同的數字調制解調制度,通過將載波的工作放在dsp軟體中進行帶來了很大的靈活性,能夠適用於當前許多種數字通信系統。
  12. It adopt plc programmable controller, photoelectric tracking system, touch - sensitive screen man - machine interface, glueeding, cradboard shaping stick to four side, oriented jointing, fetch automatically moving the box forward, winding side roll over, overall automation, compared with tradition hand made production efficiency improves by 50 times

    採用plc可編程序控制、光電系統、觸摸屏人機界面,實施送紙、上膠、紙板成型帖四角、定貼合、自動引取、進盒、包邊、折耳及折入成型動作一次性完成,全過程自動化,生產效率與傳統手工製作比提高五十倍。
  13. Three - phase full bridge controlled rectifier, filter circuit and the common loads " mathematics models are built and analyzed. according to the rate of the transition process, the controlled rectification power supply can be classified into fast response and slow response. based on identification of the transition processes using the slope method, the different fuzzy control strategy is adopted. the control method can meet the requirements of real time control and non - error regulation. the simulation results verify its practibility. after that. the design scheme based on dsp is introduced including the design of hardware and software flow chart. emc is an important aspect which can not neglected, so the designs of emc are summarized including hardware and software

    根據過渡過程的快慢將可控整流電源系統分為快響應過程和慢響應過程,本文在利用響應曲線斜率法辨以過渡過程的基礎上,分別針對快響應過程和慢響應過程採取了應的模糊控制策略,以滿足快響應過程要求實時控制,快速誤差變化,慢響應過程要求精確定,無差調節的要求,模擬結果驗證了該方法的有效性,進而分析了用dsp實現該調節的硬體電路和軟體流程的設計思路。
  14. Ascension makes products that instantaneously track the position and orientation of one or more sensors for real - time analysis, interaction, and control of computer processes

    使產品及時,定及發展方向的一個或多個傳感進行實時分析,互作用,和控制計算機程序
  15. It is easier to hold a still target than a moving target for the robot, because in this case the only thing to be done is to identify the target. then according to the position of the robot and the target, the robot can be controlled to trace and access the target

    人對靜止目標的對于運動目標來說比較簡單,只需要識別出目標,然後根據識別出的目標的置控制機人的運動即可。
  16. Using the phase conjugation mixer the compact wire antenna with two isolated ports presented in chapter 2 is simulated, and the results show that the antenna can follow the incoming signal with the main beam and has 4 - 8db gain improve against the standard monopole in the incoming signal direction

    對本文第二章提出的兩饋電埠的高隔離度線天線的模擬表明,利用共軛電子科技大學博士論文混頻,天線系統能以主波束在0 』一360 』的范圍內入射波方向,具有一定的方向回溯能力。
  17. The nonlinear problem is inevitable in bearing - only target tracking problem. here the monte carlo based nonlinear filters are compared with the classical extended kalman filter ( ekf ) in this field : the unscented kalman filter ( ukf ), the particle filter ( pf ) and the unscented particle filter ( upf ). furthermore, a multi - sensor passive tracking algorithm, through combining the ukf and probability data association ( pda ), is provided for bearing - only target tracking in dense clutters

    本文將典型的montecarlo非線性濾波? unscentedkalmanfilter ( ukf ) 、 particlefilter ( pf )和unscentedparticlefilter ( upf )應用於被動定,並在二維空間目標模擬中與經典的擴展卡爾曼濾波演算法( ekf )進行了對比;本文將ukf演算法與概率數據關聯演算法( pda )結合,給出了適用於雜波環境下多站被動式的ukfpda演算法。
  18. In the realization of the inverter control circuit, the signal from the pll is input to ir2110 via adjusting phase and forming dead time. sg3525 is selected as the core device of the chopper. meanwhile. two pulse that will input to the chopper can be obtained by simple design. besides. the circuit of which core chip is dsp is described

    在逆變控制電路的具體實現中,用鎖環作為頻率的核心件,經調整、死區形成等環節得到兩路觸發信號,輸入到ir2110中即可作為逆變的驅動信號。
  19. At the same time, the principle which taking searching motor maximum - speed point as control object for mppt ( maximum power point tracking ) is put forward and the static error of tracking is analyzed in detail. chip jl3, a kind of micro - controllers of 68hc08 series, is used as control unit of the system, with which we complete the designs of the periphery hardware circuit and the control software

    對于電機控制,提出了採用虛擬中心點的方法代替傳感實現電機轉子置檢測,以完成電機準確換,並在理論上證明了其正確性;對于光伏陣列工作點最大功率問題,提出了一種以尋求轉速最大點為控制目標實現tmppt的思想,並進行了穩態誤差分析。
  20. Radar data processing ( rdp ) is critical technology in air traffic control ( atc ) system. rdp receive observation from sensor and processing radar data to tracking target. rdp provide position, velocity, characters and maneuver of target

    雷達數據處理是空中交通管制系統中的關鍵技術,它接收雷達傳感獲取的數據並進行應的處理,形成表示目標運動軌跡的航跡,提供目標的置,速度,機動情況和屬性識別,對目標進行和監視。
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