passive sensor 中文意思是什麼

passive sensor 解釋
被動傳感器
  • passive : adj （opp active）1 被動的；守勢的。2 不抵抗的；默從的；消極的。3 【語法】被動語態的；被動式的 （...
  • sensor : n. 1. ＝sensory （名詞）. 2. 【自動化】感受器；傳感器；靈敏元件，控制儀板上顯示溫度、輻射量等變動的裝置。
  1. 3. passive and active time - domain demodulation schemes were demonstrated based on a fiber bragg grating used as a tunable filter controlled by a piezoelectric stack, which was driven by an electrical sine wave signal. the measured strain applied on the sensor axially could be judged by observing the interval of the output between notches within a driving period in time - domain

    利用匹配濾波技術，分別採用無源和有源方式，藉助受pzt驅動的解調光柵，將待測應變信息變為時序負脈沖間隔的變化，利用常規的示波器觀測同一掃描周期中兩負脈沖在時域中間隔的變化來確定待測應變的變化。
  2. New fuzzy - probability weighting data association algorithm in passive sensor system

    概率雙加權數據關聯新演算法
  3. To get a tiny - current high - precision current transformer avoiding electromagnetic susceptible 、 performance instability 、 short life of electronic ones, studies high - precision passive current sensor with single - turn cored structure by reducing its secondary turns. based on the zero - flux current transformer principle, propose a passive zero - flux compensation method and deduced it. designs a current transformer with 500 turns based on this method

    本文研究了零磁通電流互感器原理，提出了一種無源零磁通電流互感器的方法，推導了它的工作原理，設計了基於該原理的500匝電流互感器，通過校驗發現它的比差和角差特性都比普通電流互感器有了很大的改善，並達到了比較高的精度。
  4. Multi - redundancy and multi - sensor self - determination ( passive ) fault - tolerance technologies are emphases in long - duration very high altitude uav navigation system research

    網路化多餘度、多傳感器自主（無源）容錯導航技術是長航時無人機導航技術研究的重點。
  5. Passive detect sensor has the advantage which ca n ' t easy to be detected by enemy, but single sensor can not get all parameters of moving targets. multisensor ' s information is needed to obtain all parameters of move targets

    無源探測傳感器具有不易被敵發現的特點，但單個傳感器不能實現對運動目標的完全觀測，需要利用多個傳感器信息來實現對目標的完全觀測。
  6. Passive transducer sensor

    無源傳感器
  7. The dynamic model in the spherical coordinate is presented for bearing - only target positioning. however, such model has unknown covariance of process noise, which is related to the range between the target and the passive sensor

    簡要概述被動定向跟蹤，推導了球坐標系下的勻速運動目標的定向跟蹤模型；狀態建模的不完備性引起了模型噪聲方差陣帶有未知徑距參數，因而需要解決參數在線辨識問題。
  8. 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非線性濾波器? unscentedkalmanfilter （ ukf ） 、 particlefilter （ pf ）和unscentedparticlefilter （ upf ）應用於被動定位跟蹤，並在二維空間目標跟蹤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 ）相結合，給出了適用於雜波環境下多站被動式跟蹤的ukfpda演算法。
  9. According to the presented sensor array form, the corresponding mathematical mode1 is established, and factors which influence tde accuracy have been analyzed in detail. the influence of tde accuracy to the estimation of tafget distance and bearings estimation is discussed also. meanwhile, the limitation of passive tracking methods and the difference between passive positioning and passive tracldng which based on three - element array are discussed

    論文的主要研究工作有以下幾個方面： 1 ）針對三元直線陣的陣列形式，建立了相應的數學模型，對影響時延估計精度的因素進行了詳盡的分析和研究，討論了時延估計精度對目標距離和方位估計精度的影響，並討論了三基元被動定位的局限性以及被動定位和被動跟蹤的差別。
  10. Taking underwater sensor and sub sonar as an example, a new underwater system of passive target motion analysis ( tma ) is designed

    摘要針對水聽器與艇載噪音聲納構成的系統，提出了一種新的水下被動目標運動分析方法。
  11. In this paper, we describe the study background, meaning and methods of passive acoustic detective network, summarize the basic theories and methods of target tracking and data association, analyze some tipical data association algorithms include the nearest neighbor algorithm ( nn ), probabilistic data association filtering ( pdaf ), joint probabilistic data association filtering ( jpdaf ), multiple hypothesis tracking ( mht ), and multidimensional s - d assignment algorithm. 2. in detective network, sometimes a surveillance region have only single sensor

    從整體上描述了無源聲音探測網路的研究背景、意義、基本框架和研究方法，概述了目標跟蹤與數據關聯的基本理論與方法，重點分析了幾種典型的數據關聯方法，包括最近鄰方法、概率數據關聯濾波器（ pdaf ） 、聯合概率數據關聯濾波器（ jpdaf ） 、多假設跟蹤（ mht ）以及多維s - d分配演算法。
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