電延遲線 的英文怎麼說
中文拼音 [diànyánchíxiàn]
電延遲線
英文
electric delay line-
The modulating signals of firing delay angle at the rectifier and firing lead angle at the inverter, and the excitation voltage are chosen to be control variables. the offset of the current of dc line and the extinction angle and the power angle of generator are chosen to be control outputs. then a nonlinear controller is designed for the system under study according to direct feedback linearization theory
以整流側觸發延遲角的調節信號、逆變側觸發超前角的調節信號以及發電機勵磁電壓作為控制變量,以直流線路電流、逆變側關斷角以及發電機功角的偏移量作為目標輸出,用直接反饋線性化方法設計了系統的非線性控制器。Delay line oscillator is composed of broadband amprifer adjustable attenuator and saw sensor device. after output signal of delay line oscillator is smoothed, it mixes with 109mhz local oscillation signal. its differential frequency signal is smoothed by low - pass filter trimmed by shaping circuit and processed by digital processing circuit
延遲線振蕩器由寬帶放大器、可調衰減器和聲表面波質量傳感器件構成。延遲線振蕩器輸出信號經濾波后與109mhz的本機晶體振蕩器輸出信號相混頻,通過低通濾波取其差頻,並經整形後由數字信號處理電路處理。Of the tv networks, abc ran a brief and oblique mention on an evening newscast in february, but nbc, cnn and cbs held off until last week, and even then mostly gave the story short shrift
幾個電視網之中,美國廣播公司在二月份的一次晚上新聞廣播中做了簡短間接的報導,但國家廣播公司、有線電視新聞網及哥倫比亞廣播公司一直延遲到上星期,也不過略為一提。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準單元布局,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,而對電路的其它性能影響很小For high stability of the system, with the realization of hardware of the system, the second part of this paper starts from the transmission line theory, and studies the signal integrity problem of high - speed circuit system in light current. the causes of these signal integrity problems, such as signal delay, reflection, crosstalk, ground bounce noises and etc. are analyzed in theory. combined with actual design, key points of design and standard design flow of general high - speed, high - precision printed circuit board are summarized, which has been applied in actual system, and good effect has been achieved
為使系統具有較高的穩定性,本文第二部分結合該處理器的硬體實現,從傳輸線理論出發,研究了弱電情況下高速電路印刷電路板中的信號完整性問題;從理論上分析了延遲、反射、串擾以及地彈噪聲等信號完整性問題產生的原因;結合實際設計,總結了一般高速、高精度印刷電路板的設計要點和標準設計流程,並在實際系統中獲得了應用,取得了很好的效果。Interconnect wire delay questions in deep submicron ic design
深亞微米集成電路設計中的互連線延遲問題13 wu jigang, schroder heiko, srikanthan thambipillai. new architecture and algorithms for degradable vlsi wsi arrays
人們提出了許多演算法用來產生最優的電路布線,以便最小化功耗和速度上的延遲。In relation to computers, the term is applied to a read / write head, to detector of sector marks in a magnetic disc system, and to electronic / sonic pulse converters of delay line memory
在與計算機有關時,這個術語用在磁盤系統中的讀寫磁頭、扇面標記的檢測上,以及用在延遲線存儲器的電子或聲波脈沖變換器上。A device for converting energy form one form to another. in relation to computers, the term is applied to a read / write head, to detector of sector marks in a magnetic disc system, and to electronic / sonic pulse converters of delay line memory
把能量從一種形式轉換成另一種形式的裝置。在與計算機有關時,這個術語用在磁盤系統中的讀寫磁頭、扇面標記的檢測上,以及用在延遲線存儲器的電子或聲波脈沖變換器上。5 years above related working experience, having semi - risid / delay line experience is preferred
三到五年以上相關工作經驗,有半鋼性電纜或延遲線經驗者優先。Due to restriction with the array aperture transition time, traditional phased array radar works under relative narrow signal bandwidth, so this restricts the application of phased array radar in the field where high performance is demanded. however, optically controlled phased array radar ( ocpar ) adopts the photoelectron technology, counteracts the aperture transition time via the method of optical true time delay ( ottd ), so it can realize wide instantaneous bandwidth and squint - free operation ; meanwhile, it can realize the miniaturization of phased array radar and has super anti - electromagnetism interference capability
而光控相控陣雷達採用光電子技術,通過光實時延遲的方法來抵消孔徑渡越時間,可以實現相控陣雷達的寬帶寬角掃描;同時也可以使得相控陣雷達小型化,並具有強的抗電磁干擾的能力;另外,由於光纖傳輸具有損耗低、頻帶寬等固有優點,採用光纖連接雷達天線和雷達控制中心,可以使兩者的距離較採用同軸電纜有較大的提高,更有利於保護雷達控制中心。A good rule of thumb is if the propagation delay of the data line is much less than one bit width, termination is not needed
一個好經驗法則是:如果數據線的傳播延遲遠小於一個位寬度時,就不必使用終端電阻。When the silicon technology comes to deep sub - micron level, the interconnect delay exceeds the gate delay ; and because of the increase of 1c work frequency, the allowable errors become smaller, and the influence of the transmission delay gets bigger, which increase the difficulty of the circuit design
在深亞微米製造技術中,晶元互連線延遲超過門延遲,而且隨著集成電路工作頻率的提高,允許的時序容差變小,傳輸延遲的影響加大,設計工作難度增加。An algorithm of path - based timing optimization by buffer insertion is presented. the algorithm adopts a high order model to estimate interconnect delay and a nonlinear delay model based on look - up table for gate delay estimation. and heuristic method of buffer insertion is presented to reduce delay. the algorithm is tested by industral circuit case. experimental results show that the algorithm can optimize the timing of circuit efficiently and the timing constraint is satisfied
提出了一種基於路徑的緩沖器插入時延優化演算法,演算法採用高階模型估計連線時延,用基於查表的非線性時延模型估計門延遲.在基於路徑的時延分析基礎上,提出了緩沖器插入的時延優化啟發式演算法.工業測試實例實驗表明,該演算法能夠有效地優化電路時延,滿足時延約束This paper presents the character of hts ( high temperature superconductor ), the theory of microstrip circuit and the theory of hts delaylines
本文介紹了高溫超導材料的基本特性、微帶電路的基本理論以及高溫超導延遲線的設計原理。The development of polymeric photoelectron apparatus is introduced first, and then the author summarizes the status quo of polymeric optical delay - line, expounds the material characteristic and designs the structure of the delay - line
本文首先介紹了有機聚合物光電子器件的發展,總結了有機聚合物光波導延遲線的研究現狀,接著闡述了聚合物材料的性能並對延遲線的結構進行了設計。On the following, on the basis of formulas given above, three kinds of effects due to ionosphere are presented : image shift due to group delay which was caused by the difference between the group velocity and the velocity of light in the ionosphere ; image distortion due to ionospheric dispersion which can create second phase error of lfm signals ; the last, the phase perturbation caused by the irregularities of the ionosphere can reduce the coherent length and affect azimuthal resolution
文中主要研究了電離層的三種影響:信號經過電離層傳播的群延遲引起的成像偏移;電離層的色散效應給線性調頻信號帶來二次相位誤差,導致圖像退化、失真;以及電離層的閃爍、湍流等不規則性引起的信號相位起伏。在此基礎上,比較分析了不同波段、帶寬條件下電離層的影響。These simulation results would lay an foundation for our experiment. the design of electrode structure is another key technology. based on a free sc tool from university of delaware, the author writes programs to simulate the electrode structure
延遲線的電極結構設計是另一個關鍵技術,本論文利用美國特拉華大學提供的一個免費的保角變換( sc )工具包編寫程序對電極結構進行了模擬分析。Technology of fine processing was firstly used to make the lsaw biosensor with dual delay linear style. then we developed the dual channels resonance circuit and used the labview software to record and analyze phase / frequency automatically. so the detection system of lsaw biosensor was constructed by combing all these components with network analyzer and computer
方法: 1 .利用精細微加工方法制備雙延遲線型漏聲表面波傳感器,並自行開發研製自激式振蕩電路, labview相位、頻率記錄分析軟體,將它們與網路分析儀、頻譜分析儀及計算機聯用以構建lsaw生物傳感器檢測系統。The fundamental principle of this system is as follows. divide the incident beam into two beams, one of which passing through variable optical delay ( vod ), then combination of the two beams with the same amplitude and delay - superposition is sent to bi - photon detector and transformed into current signals, whose intensity is proportional to the intensity of bi - photon autocorrelation signals
本系統的主要原理是:把入射光分為兩束,讓其中一束光通過一個可調光纖延遲線,再把這兩束具有相同幅度並延時重合的光合路後送進雙光子探測器,該探測器同時吸收兩個光子發生雙光子效應從而產生電流信號,且其大小與雙光子自相關信號的強度成正比。分享友人