uniform linear array 中文意思是什麼
uniform linear array
解釋
均勻線性天線陣-
In rsdm, binary patterns are replaced by real - valued patterns, accordingly avoiding the coding process ; the outer learning rule is replaced by regression rule, therefore the model has not only the ability of pattern recognition but the ability of function approximation. the prearrangement of the address array bases on the distribution of patterns. if the distribution of patterns is uniform. then the address array is prearranged randomly, otherwise predisposed with the theory of genetic algorithm and the pruneing measure so as to indicate the distribution of patterns and improve the network performance. non - linear function approximation, time - series prediction and handwritten numeral recognition show that the modified model is effective and feasible
在rsdm中，以實值模式代替二值模式，避免了實值到二值的編碼過程：以回歸學習規則代替外積法，使該模型在具有識別能力的同時具有了對函數的逼近能力；地址矩陣的預置根據樣本的分佈採取不同方法，若樣本均勻分佈，則隨機預置，否則利用遺傳演算法的原理和消減措施來預置地址矩陣，使之反映樣本的分佈，改善網路的性能。 -
Analyze the linear dipole array with uniform element spacing using the method of moments ( mom ), derive the analytical expression for the recovered signal with the direct data domain method, demonstrate the effect of the mutual coupling on the performance of the antenna array by examples, the degradation of the system caused by the mutual coupling is simulated and analyzed in two different electromagnetic environments such as the weak and strong interference
用矩量法計算了幾個信號同時照射時對稱陣子均勻直線陣的電流分佈，用直接數據域演算法推導了此接收陣列的恢復期望信號的表達式，舉例說明了互耦對陣列天線性能的影響，數值模擬了在弱干擾和強干擾下，互耦造成系統性能下降的情況並分析了原因。 -
The mutual coupling between elements is expressed in terms of the normalized impedance matrix of the uniform linear array, the concise expressions for the optimized weight of the lms algorithm and the signal - to - interference - plus - noise ratio are given. the effect of mutual coupling on the performance of the sinr is illustrated with two examples, a method for compensating the mutual coupling is present, the compensation effect of this method is verified by example
用譜分析法，把陣元問的互耦用陣列的歸一化阻抗矩陣來描述，推導了均勻線陣的最佳權矢量及信號干擾噪聲比的表達式，模擬計算了互耦對自適應天線陣列的信號干擾噪聲比的影響，給出了一種校正互耦的方法，數值模擬了校正的效果。 -
The performance of beamspace high - resolution direction - of - arrival ( doa ) estimation is analyzed. a dense beamspace music ( dbmusic ) algorithm for the uniform linear array ( ula ) is proposed
深入分析了波束域高分辨方位估計性能，捉出了一種基於均勻線列陣的密集波束域music （ dbmusic ）法。 -
Lake - experiment verified the correctness of this low sidelobe level beamformer. 4. the broadband constant beamwidth beamforming vectors for a uniform linear array are designed and its effectiveness when applied to a real array is verified by water tank experiment
針對均勻分佈線列陣，設計了基於chebyshev加權的寬帶恆定束寬波束形成向量，消聲水池實驗驗證了設計方法對于實際基陣的有效性。 -
Based on theoretical studies on these algorithms, by means of computer simulation and the water tank experiment, we analyzed the performance of these algorithms in uniform linear array, which included the separation and reconstruction of source signals and doa estimation performance
在詳細分析各種演算法內在機理的基礎上，針對均勻線列陣，通過大量的計算機模擬實驗與水池實驗數據處理結果，分析、討論了幾種演算法對目標源信號的分離、捕獲能力以及方位估計性能。 -
This dissertation studies the high - speed way to apply music algorithm in an four - sensor uniform linear array ( ula ) system. ( 1 ) analyzing the disadvantages of the present algorithm based on fpga for eigen - decomposition, the dissertation proposes the mc - jacobi algorithm which is better for eigen - decomposition when using fpga
本文主要研究music演算法在一個四陣元的均勻線陣的測向系統上的fpga實現問題: （ 1 ）本文針對現有基於fpga實現特徵值分解（ evd ）的演算法的不足，提出更適合fpga實現特徵值分解的mc - jacobi演算法。 -
In chapter 4, a chebyshev method beamforming for uniform circular arrays ( ucas ) is proposed based on dolph - chebyshev method for uniform linear arrays ( ulas ). this method is that it computationally efficient which makes it eminently suitable for real - time beamforming and beamstearing applications. we describe the new approach for synthesizing array patterns with guaranteed least sidelobe levels for any look direction
我們對基於均勻線陣dolph - chebyshev波束合成方法進行研究，提出了基於均勻圓陣dolph - chebyshev波束合成演算法，即期望信號在任意入射角度時，均能保證同樣的主瓣寬度和最小旁瓣電平的陣列方向圖合成演算法。 -
In prototype system, a l - shaped non - uniform linear array with 5 elements is utilized to receive spatial signal with carrier frequency among 2 - 18ghz. the entire frequency band is decomposed into 1ghz sub - bands and then is mixed to 1ghz base band. the base band output of each antenna is sent through a synchronous 250mhz undersampling channels
在本實驗系統中，我們設計了一個5陣元的l型非均勻陣列天線，將的頻段劃分成的子頻段，然後將每個子頻段混頻到的處理基帶后再進行的同步欠采樣。 -
Acoustic vector sensor uniform linear array
聲矢量傳感器均勻直線陣 -
Beamforming of uniform linear array
均勻直線陣的波束形成 -
The dissertation introduces the main principle of beamforming ( uniform linear array ), analyzes and researches the theory of conventional beamforming, then analyzes some methods of modern high - resolution beamforming to some extent, discusses the relation between conventional beamforming and some modern high - resolution beamforming
本文介紹了波束形成的基本原理，對常規波束形成的原理和特性進行了分析和研究。並對現代的一部分高分辨波束形成作了一定分析，探討了常規波束形成和現代高分辨波束形成的關系。
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