parameter extraction 中文意思是什麼

parameter extraction 解釋
參數萃取
  • parameter : n. 1. 【數學】參數，變數；參詞；參項。2. 【物理學】參量；（結晶體的）標軸。3. 〈廢語〉【天文學】通徑。vt. -ize 使參數化。
  • extraction : n. 1. 抽出，拔出。2. 【化學】提取（法）；萃取（法）；回收物，提出物；精煉。3. 精選，摘要。4. 血統，家世，出身。5. 【數學】開方，求根。
  1. The feature parameter extraction methods of the underwater target are studied which can improve the performance of the underwater acoustic countermeasure equipments. several feature extraction methods such as the scale invariance feature extraction, target pole extraction fourier - mellin transform etc are investigated by computer simulations. the experimental results demonstrated the efficiency of these feature extraction methods in the applications of underwater target recognition

    對多種特徵提取方法如目標相對不變尺度特徵提取、目標極點特徵提取、目標信號的傅里葉?梅林變換特徵提取等進行了模擬研究，結果表明了這些特徵參數提取方法的有效性，具有良好的應用前景。
  2. The thesis discussed a parameter extraction program for the mosfet level1 model. in the analysis and design of circuit, at first, the thesis described the system function of the new dc - dc switching converter. then several sub - circuits of converter ic such as oscillator, over - temperature shutdown circuit, auto - restart counter circuit and control circuit were completely discussed

    在電路設計中，本文首先分析了開關電源電路的基本拓撲結構和psm調制模式，接著對開關電源變換器進行了系統的原理分析並設計了總體框圖，然後詳細設計了振蕩器電路，熱保護電路，自動重啟計數器電路和主控門邏輯等子電路並進行了功能模擬。
  3. Source excitation and parameter extraction for time - domain simulation of rectangular waveguides

    矩形波導時域模擬中的激勵源設置和參數提取
  4. Layout parameter extraction

    配置參數萃取
  5. With the software cadence, model establishment and parasitic parameter extraction are made on the main pcb lines of the proposed circuits. equivalent circuit models of common mode combined with differential mode current and noise simulation models are also established on full bridge switching - mode converters. study on the simulation of conducted interference noise is made with the software saber and the effects on the circuits " noise by the main parasitic parameters are also analyzed

    在對全橋開關型變換器電路工作原理分析的基礎上，建立了全橋開關型變換器主要元器件的電磁干擾參數模型，利用cadence軟體對其pcb主要印製導線進行了建模分析和寄生參數的提取，得到了全橋開關型變換器傳導干擾的共模、差模噪聲電流等效電路模型以及噪聲模擬模型，並運用saber軟體進行了傳導性干擾噪聲的模擬研究，分析了主要寄生參數對電路噪聲的影響。
  6. The main works are as follows. 1. three key problems of hough transform in track initialization field are presented : parameter quantization, accumulate method and parameter extraction

    以基於hough變換的航跡起始為具體研究對象，比較深入地分析了標準hough變換在應用中存在的三個關鍵問題：參數量化、積累方式和參數提取。
  7. Electromagnetic modeling and parameter extraction play an important role in 1c design and it is a foundation of the works later

    因此，對互連和封裝結構進行電磁建模和參數提取，對于高速集成電路設計具有重要的意義，它是一系列后續工作的基礎。
  8. Modified voronoi diagram layout partition based substrate coupling parameter extraction technique using bem

    圖劃分的邊界元襯底耦合參數提取技術
  9. Parameter extraction techniques for the european mini test chip

    歐洲微試驗晶元用參數提取技術
  10. Firstly, it introduces the development of speech coding, along with the significance of the low bit rate speech coding. it also compares the model of traditional dualistic excitation lpc vocoder and the multi - band excitation vocoder, and lucubrates the analytical method of frequency domain and time domain in the parameter extraction of multi - band excitation vocoding. secondly, based on the parameter extraction operation of keynote cycle, it adopts time domain in rough estimate operation of keynote and frequency domain in fine estimate operation of keynote, in according to the immediacy required in practice, to minish operation amount

    本文闡述了一種基於fpga的多帶激勵語音編碼器的研究與設計，首先介紹語音編碼研究的發展狀況以及低速率語音編碼研究的意義，接著對比分析了傳統二元激勵lpc聲碼器模型和多帶激勵編碼器模型，並深入研究了多帶激勵語音編碼參數提取的頻域和時域分析法，然後根據實際應用的實時性要求，為了減小運算量，在基音周期參數的提取的演算法實現上，本文採用在時域進行基音粗估運算，在頻域進行基音精細估計運算。
  11. Supported by the key research project related to target tracking in low snr and electronic warfare ' s environment, a part of the tenth five - year plan our research focuses on the problems of the parameter quantization and parameter extraction

    本文在「十五」預研項目關于低信噪比目標跟蹤研究的資助下，研究了標準hough變換的參數空間量化以及參數提取問題。
  12. Parameter extraction and temporal analysis techniques for rlc signal lines in multi - layered p g networks

    信號線的參數提取和時序分析
  13. A sub - circuit model for vdmos is built according to its physical structure. parameters and formulas describing the device are also derived from this model. comparing to former results, this model avoids too many technical parameters and simplify the sub - circuit efficiently. as a result of numeric computation, this simple model with clear physical conception demonstrates excellent agreements between measured and modeled response ( dc error within 5 %, ac error within 10 % ). such a model is now available for circuit simulation and parameter extraction

    從vdmos的物理結構出發建立子電路模型，進而導出描述其交直流特性的參數及模型公式.相對以往文獻的結果，該模型避免了過多工藝參數的引入，同時對子電路進行了有效的簡化.在參數提取軟體中的加載結果表明，該模型結構簡單，運算速度快，物理概念清晰，擬合曲線與測試數據符合精度高（直流誤差5以內，交流誤差10以內） ，適于在電路模擬及參數提取軟體中應用
  14. Abstract : a sub - circuit model for vdmos is built according to its physical structure. parameters and formulas describing the device are also derived from this model. comparing to former results, this model avoids too many technical parameters and simplify the sub - circuit efficiently. as a result of numeric computation, this simple model with clear physical conception demonstrates excellent agreements between measured and modeled response ( dc error within 5 %, ac error within 10 % ). such a model is now available for circuit simulation and parameter extraction

    文摘:從vdmos的物理結構出發建立子電路模型，進而導出描述其交直流特性的參數及模型公式.相對以往文獻的結果，該模型避免了過多工藝參數的引入，同時對子電路進行了有效的簡化.在參數提取軟體中的加載結果表明，該模型結構簡單，運算速度快，物理概念清晰，擬合曲線與測試數據符合精度高（直流誤差5以內，交流誤差10以內） ，適于在電路模擬及參數提取軟體中應用
  15. Some device characteristics equations are so complex that they are hard to be transform. in this condition, use parameter extraction software

    有些器件特性方程比較復雜，難以線性化，使用參數提取軟體能大大提高工作的效率和精度。
  16. For the pin diode, its major transient behaviors are forward voltage recovery and reverse current recovery. this dissertation describes these performances by lumped - charge approach, and then developed an improved lumped - charge model for pin diode and a corresponding parameter extraction approach, which can reduce parameter measurement and enhance parameter accuracy

    Pin二極體中主要的瞬態現象是正向電壓恢復和反向電流恢復，本文採用集總電荷的方法描述了它的動、靜態特性，提出了改進的集總電荷的pin二極體高頻模型，同時提出了改進的曲線擬合模型參數抽取方法，減少了所需的參數測量實驗並提高了參數抽取的精度。
  17. We have developed a tool suite using c / c + + language on sun ultra60 workstation - ir drop 2003. it can be used to accomplish the analysis of power grid integrity with high speed. this tool suite consists of five components : tools for power grid parameter extraction, tools for enhanced circuit ' s partition, two steps reduction, the fast circuit solver and a plotter

    我們用c c + +語言在sunultra60工作站上實現了一套改進的快速電源網格完整性分析驗證集成工具包? ? irdrop2003 ，該工具包括五部分：電源網格提取工具，改進的劃分電路工具，兩重壓縮器，電路快速求解引擎和友好的圖形顯示界面。
  18. The traditional methods of parasitic parameter extraction in eda, which based on the concept of lumped component, have lost their accuracy

    傳統的eda設計中的基於集總電路概念的參數提取演算法已經失去準確性。
  19. On the precondition that the error is acceptable, we reduce the memory circuit before we do the logic parameter extraction so as to realize extraction automation

    參數提取前，在庫參數精度受影響可忽略的前提下，對存儲器先進行電路簡化，使得存儲器的提取自動化得以實現。
  20. Following the instruction of bsim3, a set of devices with orthogonal size was measured to get the needed data for parameter extraction

    本論文中提取了貝嶺2 . 4ucmos工藝的模型參數，做的主要工作有： 1根據參數提取的需要，確定器件組的尺寸。
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