characteristic delay 中文意思是什麼

characteristic delay 解釋
特徵延遲
  • characteristic : adj 有特性的;表示…特性的,…特有的。 Japan s characteristic art 日本特有的藝術。n 特性,特徵,性...
  • delay : vt 延遲,拖延,耽擱。 We ll delay the party for two week 我們要把會期延遲兩周。 The train was del...
  1. For the delay - independent stability, necessary and sufficient algebraic criteria have been obtained in terms of characteristic functions. the key of the criteria is to verify that a polynomial has no nonzero real roots

    對時滯無關穩定性,以特徵函數為工具,獲得了充要代數準則,其核心是判定多項式方程無實根,這一問題由廣義sturm理論解決。
  2. Early speed control systems on turbine all adopted pure mechanical hydraulic speed control systems, which had intrinsic defects. for example, the percentage of delay is large, dynamic regulation characteristic is bad, control accuracy is low, the operation is cockamamie, the running and maintenance are not convenient, and so forth. in order to solve these problems, it is necessary to substitute a completely new, advanced speed control system for previous mechanical hydraulic one

    早期的汽輪機調速系統均採用機械純液壓調速系統,機械液壓系統具有固有的缺陷,如遲緩率大、動態調節品質差、控制精度低以及操作繁瑣、運行、維護十分不便等,解決這些問題均要求採用一種全新、先進調節系統來取代原有的機械液壓式調節系統。
  3. First of all, we bring forward the basic project of tadil, which adapts to combined operations. it is suggested to use tdma ( the abbreviation of time division multiple access ) as the working pattern and utilize the concept of mobile ad hoc network to construct the data link network. aiming at the impact of time delay on data link and the characteristic of cooperative combat under the command of director aircraft, this thesis applies a kind of kalman filtering algorithm in polar coordinates to compensate the error of time delay, and then does the transformation of target motion parameters to obtain the current information of target

    本文結合空軍裝備部某「十五」預研課題,圍繞著戰術數據鏈、多機協同多目標攻擊、超機動攻擊、空對地攻擊這四個方面展開了一系列的研究工作:本文首先給出了適應三軍聯合作戰的戰術數據鏈系統的基本方案,建議採用時分多址的工作模式,並利用移動自組織網路的概念構建數據鏈網路,同時針對數據鏈傳輸信息的時間延遲特性和指揮機指揮下的多機協同作戰特點,應用一種極坐標系下的卡爾曼濾波演算法對該傳輸延遲誤差進行補償,並在此基礎上進行目標運動參數的轉換,以獲得目標相對于某無人機的當前運動信息,且利用模擬驗證了方法的有效性。
  4. With the characteristic function method, necessary and sufficient algebraic criteria have been developed for a class of three - delay linear difference systems. the key of the criteria is to verify that the value of a trigonometric polynomial is less than one

    藉助特徵函數法,獲得了一類三時滯線性差分系統的充要代數準則,其核心是判定某三角多項式的值小於1 ,這一問題由繪圖法解決。
  5. And pays emphasis on analyzing the system structure and system flow, the core techniques, the channel characteristic and parameters of dvb - t system. the system adopts some core techniques such as cofdm, a lot of tps ( transmission parameter signalling ) insert and guard interval, and so on. so it can withstand high - level ( up to odb ), long delay static and dynamic multipath distortion

    論文首先描述了數字電視地面廣播的需求條件,技術難點和目前存在的問題,並重點分析了dvb - t系統結構流程,核心技術及系統通道特性和參數,該系統採用了cofdm (編碼正交頻分多路復用) ,大量導頻信號插入和保護間隔技術等核心技術,使之能抵抗高電平( 0db ) ,長延時的靜態和動態多徑失真,有利於數字和模擬電視的混合傳輸,它的多載波調制模式功能和性能在移動和便攜接收、同頻網等方面具有獨特的優勢。
  6. With the idea of bus priority and from the analysis of traffic ' s characteristic of china ' s urban intersections, a multi - objective programming function is constructed to minimize not only the total delay of bus operating but also the mean square value of saturations of car flows of all phases

    考慮公交優先,並從我國城市交叉口的交通特徵出發,構造了多目標規劃函數:一是使公交總延誤最小,二是使一般小汽車交通各相飽和度之間的均方差最小。
  7. This paper introduces a kind of technology, by which a new type of polarization delay structure is used to manufacture narrow - channel - interval interleavers, which arc characteristic of small in insertion loss, polarization dependent loss and polarization mode dispersion, and easy in assembly

    文章介紹了一種利用偏振延遲結構製作窄通道間隔的梳狀分波器的技術,使用該技術製作的梳狀分波器具有插入損耗低、偏振相關損耗低、偏振模色散小且組裝方便等特點。
  8. The characteristic and key technologies of the system are as follows : ( 1 ) in realizing the live broadcast of audio and video, the problem of immense multimedia data and low networks bandwidth utilization ratio is solved by using mpeg - 4 as format of audio and video data. audio and video data are collected by video card cv500 which developed by beijing sum tone company ; meanwhile, the contradictory between the delay of networks transmitting and the quality of the image is well solved by setting a " bi - buffer area "

    系統實現中解決的關鍵問題和特色主要有以下幾個方面: ( 1 )在視音頻直播功能的實現中,通過使用北京算通公司的cv500視頻採集卡和cv500sdk進行視音頻數據採集,並採用當今最新的圖像和語音編碼壓縮標準mpeg - 4作為視音頻數據的採集格式,既保證了圖像的質量,又大大縮減了視音頻所佔的帶寬,從而解決了多媒體數據量大、網路帶寬利用率低的問題;同時,通過設置環形緩沖區的辦法來調和網路傳輸延時與圖像質量之間的矛盾,取得了較好的效果。
  9. The pulse width trigger circuit, trigger delay circuit are discussed. and a new kind of peak detection module which is implemented by verilog hdl in fpga and greatly enhances the performance of catching glitch is discussed in the dissertation. the waveform recorder function accomplished in the scopemeter can test, monitor slow analog signals and record the characteristic value of signals continuously for a long time

    本文討論了脈寬觸發電路和觸發釋抑電路的實現,採用veriloghdl在fpga中實現了一種峰值檢測模塊,提高了示波表的毛刺捕捉能力,設計的波形記錄( recorder )功能模塊能夠對輸入的模擬信號進行長時間連續不斷的采樣量化,並記錄波形數據和及時送顯示。
  10. 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。
  11. Analysis of the time - delay characteristic of the foundation fieldbus control system and setting of the corresponding parameters

    控制系統時滯特性分析及相應參數設置規則
  12. The experimental results show that the model can indicate the characteristic of ionospheric actions, improves further the modeling ability of local ionosphere and may be used to correct efficiently ionospheric delay of the single frequency gps uses serviced by dgps

    試算結果表明,它能較好地反映電離層活動特性,提高了局部電離層延遲模擬能力,適用於dgps系統修正其服務區域內的單頻gps用戶的電離層延遲。
  13. Group - delay characteristic of receivers for television broadcast transmissions

    電視廣播接收機群時延特性
  14. And using the channels functional model, we develop a computationally efficient method to predict the path loss and multipath power requirement of diffuse links based on the locations within a room. and getting two characteristic parameters : optical path and r. m. s delay spread

    並利用該漫反射模型,我們設計出一個有效的計算方法來預測紅外室內漫反射的路徑損失和多徑所需的最低功率,並成功獲得通道傳輸功率損失以及多徑時延擴展兩個參數。
  15. Then it demonstrated that layer 3 mpls vpn has high security, the ability of overloading multi - service, function of routing and can realize central management and configuration. it has mature and credible technology and is the most appropriate ip vpn technology for the development of telecom service provider. on the basis, it analyzed the security of mpls vpn and the characteristic of qos, and proved the high security of layer 3 mpls vpn, then by combing with technology of differ service and te ( transfer engineering ), it proved layer 3 mpls vpn can provide qos of low delay and high reliability to satisfy the need of telecom network

    論文首先討論了ipvpn的隧道技術及標志交換技術,尤其結合當前最新的技術詳細討論了標志交換中的三層mpls (多協議標簽交換) vpn技術和各類二層mplsvpn技術,論證了三層mplsvpn具有高安全性、多業務的承載能力、路由功能,可以實現集中管理和配置,技術上成熟可靠,是當前最適合電信運營商發展的ipvpn技術;在此基礎上全面探討了mplsvpn的安全及qos特性,說明了三層mplsvpn具有很高的安全性能,同時通過結合differservice技術及流量工程技術, mplsvpn能夠提供低時延、高可靠的qos保障能力,滿足電信網路運行的需要;並且根據當前最新的雙平面組網技術和iptn技術跟蹤分析了mplsvpn當前的最新發展趨勢和動向。
  16. In the fifth chapter, a new fully differential operational amplifier with voltage and current - mode negative feedback has been proposed, which can stabilize its quiescent operation point, using the characteristic of mos transistors which operate in the triode region acting as active variable resistor, a fully differential fourth - order chebyshev low - pass filter with tunable frequency and bessel low - pass filter with accurate group delay based on r - mosfet - c and operational amplifier has been designed

    第五章:提出了一種新的既具有電壓共模負反饋又同時具有電流共模負反饋的全差分運算放大器電路,能較好地穩定電路的靜態工作點,並應用mos管工作在線性區可作有源可變電阻用的特性設計得到了截止頻率可連續調節的高性能r - mosfet - c 、運放結構切比雪夫( chebyshev )和精確群時延值貝塞爾( bessel )低通濾波器。
  17. The fifth chapter concerns on control algorithms of greenhouse heating system. the dissertation presents fuzzy control strategy because greenhouse has the characteristic of time - delay, time - varying, and uses general fuzzy control strategy, fuzzy - smith ppe - estimate control strategy respectively to simulate greenhouse heating system according to the temperature model set up in the forth chapter

    第五章將模糊控制技術運用於溫室系統。針對第四章建立的溫度模型,分別採用常規模糊控制方法、模糊smith預估補償控制方法,對溫室加溫系統進行模擬試驗,模擬結果證明模糊smith預估方法跟常規模糊控制相比,具有更強的適應能力。
  18. Third, the problem of robust stability for the uncertain discrete - time systems with time - delay is studied. for uncertain linear time - delay systems with highly structured, the conditions of delay - dependent robust stability are obtained using the characteristic root method. fourth, the problem of robust controller design for time - delay systems is discussed

    3 .研究同時具有不確定性和時間滯后的不確定離散時滯系統的魯棒穩定性,利用特徵值方法,給出了系統時滯相關魯棒穩定性判別條件,其中不確定矩陣滿足強結構不確定性。
  19. With pseudorandom binary sequence as inspiriting signal, feedback data is collected and time - domain and frequency - domain characteristic of the steering gear is analyzed. according to the results, system delay is determined. applying predictive error identification method, by comparing the different order model, model structure and parameters of the steering gear is determined

    以偽隨機二進制序列為激勵信號,收集了反饋數據;利用收集的數據,對舵機進行了時域和頻域特性分析;並以此為參考,確定了系統的延時量,應用預報誤差的辨識方法,通過不同階次模型間的比較,從而確定了舵機模型結構及參數。
  20. Experiments have proved that the developed subdivision driver is not only smaller, sampler in system, can shorten the delay time, improve the stability in low frequency and the torque - speed characteristic in high frequency, but has good self - adaptation and self - protection ability, and its stability and reliability are higher

    實驗證明,所研製的步進電機驅動器不僅體積小,簡化了系統設計,減少了級延遲,改善了低頻穩定性和高頻矩頻特性,而且有良好的適應性和自保護能力,提高了驅動器的穩定性和可靠性。
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