重建濾波器 的英文怎麼說

中文拼音 [zhòngjiàn]
重建濾波器 英文
reconstruction filter
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : Ⅰ動詞1 (建築) build; construct; erect 2 (建立; 設立; 成立) establish; set up; found 3 (提出;...
  • : 動詞(除去液體雜質) filter; strain
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 重建 : 1. rebuild; reconstruct; reestablish; rehabilitate 2. reestablishment; reconstruction
  • 濾波器 : [電子學] electric filter; (electric) wave filter; filter
  1. To analyze some key technologies of optical network relative with rwa in detail, such as transmission, switching and internetworking ; to emphasize on the research of function, fabric and performance of optical cross - connection ; to carry out numerical simulations for crosstalk introduced by optical cross connect and to present measurements for suppressing it such as doubly filtering, fixing optimum decision threshold and appropriately choosing the number of multiplexed wavelengths ; 3. to research the fundamental principle and some problems relative with rwa, including the type of optical network, the type of traffic, the type of service, the survivability of optical network ; to classify and compare rwa algorithms and particularly research some dynamic rwa algorithms ; 4. to present reserved light - path and classify network resource such as used, unused and reserved status, to emulate establishment of all - optical connection in optical network through modified rwa algorithm and show effectively reducing setup time of all - optical connection utilizing reserved light - path ; to research rwa algorithms of multi - fiber network, to present new link weight functions dependent on node degree, unused fiber ( s ) per wavelength - layer and routing policies, to perform emulation of rwa based wavelength layer graph applying new link weight functions and show them make algorithms better performance and network lower blocking rate ; 5

    詳細分析了與rwa相關的光網路關鍵技術,包括傳輸、交換、組網等,點研究了光交叉連接的功能和結構、性能,對其引入的串擾進行了詳細分析,選擇恰當的件參數進行了數值模擬,並提出了抑制措施(如雙、優化判決門限、選擇恰當的復用長數) ; 3 .研究了光網路的r認叭的基本原理、與r認叭的幾個相關問題(光網路類型、業務類型、流量類型、光網路生存性) 、 r認人演算法的分類和比較,具體研究了幾種動態r場人演算法; 4 .研究了以全光連接立時間為優化目標的r認認演算法,提出預置光路的概念,對網路資源進行狀態分類(佔用、未佔用、預置) ,利用改進的r認叭演算法模擬,預置光路可為部分新到的連接請求快速立連接,從而提高網路性能;研究了以多光纖網路連接阻塞率為優化目標的r認城演算法,提出了以節點度數、每個長分層的空閑光纖數以及路由策略決定的幾種鏈路權函數,利用基於長分層圖模型的并行r場人演算法模擬,利用新的鏈路權函數使得演算法具有更優的性能,使網路具有更低的連接阻塞率。
  2. Linear phase prqmf banks is one of focal points in multirate digital signal processing domain, its general pr condition is deduced mathematically in the paper, which is important for further studying its design method, in addition high speed hybrid filter banks adc system, high effective hybrid filter banks adc system and high - speed - and - resolution time interleaved adc system proposed in the paper have practical value

    線性相位prqmf組是當今多速率數字信號處理領域的研究熱點之一,本文從理論上推導出了其理想的一般規律,這對進一步研究線性相位prqmf組設計理論有要意義。此外,本文提出的高速混合組adc系統、高效混合組adc系統、高速高解析度時問交織adc系統,均具有實用價值。
  3. Frequency response, quantization noise, reconstruction error and its sensitivity to mismatch among adcs are studied at length in prqmf banks adc system, and the theoretic results include : ( 1 ) the distortion / aliasing functions of hybrid filter banks adc system is similar with that of switch capacitor filter banks adc system ; ( 2 ) for wide or narrow band input signal, the effective resolution of the two adc systems is 0. 51og2m bits higher than their adc ; ( 3 ) reconstruction error ' s sensitivity to mismatch among adcs of the two adc systems is reduced effectively than time interleaved adc system

    2對prqmf組adc系統的頻響、量化噪聲特性、誤差特性以及誤差對adc間的失配敏感性進行了理論分析研究,所得到的理論結果為: ( 1 )混合組adc系統與開關電容組adc系統的失真/混迭函數一致; ( 2 )無論輸入寬帶還是窄帶信號,這兩種adc系統的有效解析度均比其adc提高了0 . 5log _ 2m比特; ( 3 )這兩種adc系統的誤差對其adc間的失配敏感性均明顯低於時間交織adc系統。
  4. Target state estimater ( tse ) is an important and indispensable part of integrated flight and fire control system ( iffcs ). this article takes the ground mobile object as the study model. it established the system state equation and observation equation from the perspective of promoting system accuracy, simplifying the calculation and facilitating the engineering realization, the tse was set up by using the kalman filtering calculation method in the wake of linearizing the observation equation to make it adapt the precondition

    目標狀態估計是綜合飛行/火力控制系統中的一個要組成環節,本文以地面機動目標為模型,從提高目標估計精度、簡化計算以及便於工程實現為出發點,立目標的狀態方程及觀測方程,並對其進行線性化,利用自適應卡爾曼演算法構造目標狀態估計
  5. This thesis mainly describes a tesing and consoling kit based on ni " s special virtual instrument software development kit - labwindows / cvi, aming at traditional testing device " s limitation such as high cost of hardware, complexity of construct, singleness of function etc. the tesing and consoling kit can condition the signal intermixed with interfere noise and deal with the collected datum through common signal conditioning ( amplification, isolation multiplex filtering ) -, software calibration digital filtering etc to analyse signal in time and frequency domain

    本文針對傳統測量設備硬體成本高、構造復雜、用性差、功能單一等方面的問題,著探討了利用ni的labwindows cvi這一虛擬儀開發軟體構的測控平臺,通過通用信號調理(如放大、隔離、多路轉換、模擬等) 、軟體校正、數字等方法對混雜有干擾的信號進行調理及採集后的數據進行處理,然後進行時域或頻域的分析。
  6. Design of all phase dft digital filter using matlab

    可以直接進行譜分解用於設計二通道完全正交鏡像
  7. Firstly, the voltage sample signals from ac exciter stator coil were de - noised and filtered by means of decomposition of the wavelet function. secondly, the character frequency region of the rotating rectifier fault was selected clearly with wavelet package decomposition and reconstruction

    先對交流勵磁機定子磁極線圈電壓采樣信號進行消噪,再通過小包分解和構進行特徵頻率提取,立了表徵旋轉整流故障的特徵向量。
  8. The whole processing procedure consists of three steps, i. e., inputting the noisy ap signal to a low - pass filter, constructing a corresponding square wave according to the output of the low - pass filter and then applying it to the wave forming filter to get noise free ap signal

    利用矩形方法,將帶噪聲動作電位信號通過低通立相應的矩形,然後再採用計算機輔助設計法設計一個形形成數字,使矩形通過此出純凈的細胞動作電位。
  9. The principle, structure and characteristics of the adc system has been discussed and studied, the main conclusions and contributions include : the general perfect reconstruction ( pr ) condition of linear phase prqmf banks is deduced mathematically, which consists of combination relation between analysis filter ' s odd length or even length and its symmetry or antisymmetry, relation of analysis filters " lengths and relation of the coefficients among different analysis filters

    從理論上推導出了線性相位prqmf組理想的一般規律,該規律表現為分析組中: ( 1 )對稱性及其長度奇偶性的組合關系; ( 2 )的長度應滿足的關系; ( 3 )非同一的系數之間應滿足的關系。
  10. This thesis developed an algorithm to reconstruct the wavelet coefficients of an image from the radon transform data. this algorithm is similar to the conventional filtered backprojection algorithm, except that the filters are now angle dependent, and the backprojection gives us the wavelet coefficients of the reconstruction, which are then used to synthesize the reconstruction

    該演算法與傳統的反投影法相似,不同的地方在於,演算法中用到的是與x射線的照射角度相關聯的,而且反投影后得到的是待圖像的小分解系數,這些系數再經過逆小變換就得到了最終的圖像。
  11. This paper proposes the system and structure of the software for modifying the terminal trajectory through millimeter wave fuze detector. especially, it discusses the selection and design of the filters in the system and constructs the mathematical model of mobile targets. the method makes the reliability of the design of the system software reinforced greatly. meantime, the paper provides a relatively new idea of improving the precision of millimeter wave fuze detector and efficiency of fuze - warhead coordination

    探討了引信探測末段彈道修正軟體的體系結構,並將其主要構成部分一一做了介紹,點對系統中選取、設計和構目標機動數學模型方面進行了詳細的探討,使得系統軟體體系設計的可靠性大為增強,為提高引信探測的精度和引戰配合效率提供了?種較新的思路。
  12. Abstract : this paper proposes the system and structure of the software for modifying the terminal trajectory through millimeter wave fuze detector. especially, it discusses the selection and design of the filters in the system and constructs the mathematical model of mobile targets. the method makes the reliability of the design of the system software reinforced greatly. meantime, the paper provides a relatively new idea of improving the precision of millimeter wave fuze detector and efficiency of fuze - warhead coordination

    文摘:探討了引信探測末段彈道修正軟體的體系結構,並將其主要構成部分一一做了介紹,點對系統中選取、設計和構目標機動數學模型方面進行了詳細的探討,使得系統軟體體系設計的可靠性大為增強,為提高引信探測的精度和引戰配合效率提供了?種較新的思路。
  13. With qpsk modulation method employed in our ofdm system, there are several important parameters relating to bandwidth efficiency should be consider carefully. they are the number of subcarrier, the length of cycle prefix and the parameters of pulse shaping filer

    結合qpsk調制,文中討論了立這樣一個高帶寬效率的ofdm傳輸系統所需要著考慮的幾個參數:子載數目、循環前綴長度和成形的參數。
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