線型陣列 的英文怎麼說
中文拼音 [xiànxíngzhènliè]
線型陣列
英文
linear array- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 陣 : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
- 列 : Ⅰ動1 (排列) arrange; form a line; line up 2 (安排到某類事物之中) list; enter in a list Ⅱ名詞1...
- 線型 : alphabet of lines
- 陣列 : [統計學] array陣列處理機 array processor; 陣列印表機 array printer; 陣列雷達 [電學] array radar
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That is where adaptive antenna arrays come in
這正是適應型陣列天線的切入點。Conductance of parallel double - slotted waveguide array antennas
平行雙縫型波導縫隙陣列天線的導納分析Then, using the opening transmission line model, the deduction of the tem - horn antenna far - field radiation formula is introduced. comparing with the traditional nb antenna array, the brief theory of uwb antenna is analyzed
然後介紹了應用開路傳輸線理論模型對tem喇叭天線軸上遠場輻射的推導過程,並對比傳統窄帶天線陣列,分析了超寬帶天線陣列的一般工作原理。Considering the shape of quantum - wires, the modal x - ray diffraction of trapeze quantum - wire is established. the relationship between fourier transforms quantum wires shape and x - ray diffraction is presented to obtain the more exact info of parameters. so the fundamental characteristics of x - ray diffraction for quantum wire array are investigated
考慮到量于線的形狀,建立了梯形量子線的x射線衍射模型,得出量子線的形狀與x射線衍射之間互為傅立葉變換的關系,從模擬的結果得到更為精確的參數信息,從理論上認識了量于線陣列的x射線衍射的最基本特點。The research object of this thesis is a chip - array that is fixed on one of printed circuit boards ( pcb ), which are located in a forced air field ( forced convection ) in an electronic case ; and from the essential equations of airflow we can deduce the mathematical model of the turbulent flow ; then we can establish the finite element algorithm and apply the fe software to work out the equations of turbulent flow, finally we can use the software to display and analyse the field of flow and temperature
本文以處于強迫空氣對流流場中的某pcb板及其板上的電子元件陣列作為研究對象,推導了紊流流場的數學模型,並建立了相應的有限元求解格式,應用有限元法分析軟體對該系統的紊流流場和溫度場進行了模擬分析:解算出pcb板上各電子元件的溫度分佈;並提出了用於求解系統風道特性曲線的cfd方法。Abstract : to obtain the high frequency ( hf ) array signals, an applied circuit called hf array signals generator is designed using dsp and duc ( digital up converter ). the generator simulates the generation of output signals of 9 - element arrays with different array format, different direction of arrival ( doa ) and existing cochannel signals respectively
為了在實驗室中獲得短波天線陣列信號,應用dsp晶元和duc晶元(數字上變頻器)設計了一個實用電路短波陣列信號發生器,模擬實現了短波九元天線陣的多種陣型、不同來波方向及存在同頻多信號時的陣列輸出信號。The hardware has two input channels of high - speed analog signal, with the signal amplitude of 0 - 5v, the conversion precision of 12bits, and the maximum sampling rate of 400ksps. this system includes 4 dsps ( adsp 2181 ), which can be arranged as a pipe line processing array. many algorithms can be realized in this system
系統硬體有兩路模擬數據採集通道,模擬信號輸入范圍為0 ? 5v ,轉換精度為12位,最高采樣率400ksps ;系統包含4片dsp ( adsp2181 )構成的流水線型的處理陣列,可用於實現各種演算法;系統的控制邏輯由fpga完成。In applications of array processing such as radar, sonar, and wireless communications, the array observed signal is best modeled as a distributed, rather than a discrete source
在雷達、聲納、無線通信等陣列處理應用環境中,由於存在豐富的多徑散射,陣列觀測信號更適合採用分佈源模型來描述。This paper begins with an overview of the fundamentals of adaptive antennas. the correspondence between a spatial filter and the fir filter is illustrated, and the spatial filter characteristic of adaptive antennas is investigated by dmi and ls - drmtcma algorithms. the discrete - time transmission model of synchronous cdma systems with antenna arrays is also developed
本文首先對自適應天線的基本原理進行了簡要介紹,建立了陣列接收的同步cdma系統離散時間傳播模型,並論述了空域濾波和時域fir濾波器的類比性,用dmi和ls ? drmtcam演算法模擬了自適應天線空間濾波性能。With the developing of new switches such as photoconductive switch and sos ( solid opening switch ), both high power and high gain can be got by the uwb antenna array
隨著各種新型開關如大功率的光導開關的研究成功,超寬帶天線陣列將成為實現高功率、高增益的有效途徑。This thesis in combination with the actual engineering demand, analyzes and designs a horizontally polarized triangular - grid planar phased array antenna, which composed of open - ended rectangular waveguide, the main steps of analyzing and designing are as follows : 1. at first, taking no account of mutual coupling among the array elements, classical electromagnetic theory is used to establish analyzing model for finite array, and initial value parameters of the array structure which basic satisfy the design index are got, these parameters provide reference for subsequent analyzing and design
本論文結合實際工程需要,分析和設計了一個採用水平極化方式的三角形柵格矩形波導相控陣天線,其主要步驟如下: 1 .首先,在不考慮陣列單元間互耦影響的情況下,採用經典電磁理論建立有限陣列分析模型,通過分析得到了基本滿足設計指標的陣列結構參數,為后續的分析、設計提供參考。What makes the adaptive array so smart
適應型陣列天線為什麼能這麼聰明呢?Furthermore, the most advanced adaptive arrays can take advantage of the multipath phenomenon to focus radio signals still further
不僅如此,最先進的適應型陣列還可以利用這種多路徑現象,進一步集中無線電訊號。Aiming at the shortage of material information, tolerance information, technical information, and so on in the model, the author conducted a research on a step based and feature oriented method to integrate the information in the model. the models for several common features were created. they are hole feature, planar face feature, outer - round feature, planar pocket feature, revolved groove feature, circular pattern feature, and rectangular pattern feature
針對現有數據模型在材料、公差以及工藝信息等方面的缺失,研究了在基於step的面向特徵的產品數據模型中集成這些信息的方法,建立了一些常見特徵,如孔類、平面、外圓、平面槽及旋轉槽、圓周陣列、矩形陣列等特徵的信息模型,並用express語言來表達,該模型不僅包含幾何拓撲信息,而且增加了公差、工藝路線、裝夾定位、加工方法、及材料等信息。A novel flash memory, which uses the source induced band - to - band tunneling hot electron ( sibe ) injection to perform programming, and a pmos selected divided bit - line nor ( pnor ) array architecture are originally introduced in this dissertation
本論文首次提出了一種採用源極誘導帶帶隧穿熱電子注入( sourceinducedband - to - bandtunnelinghotelectroninjection )進行編程操作的新型快閃存儲器技術和一種pmos選擇分裂位線nor ( pmosselecteddividedbit - linenor )快閃存貯陣列結構。Partial adaptive digital beam forming has the potential for improved time - energy management, and reduced life - cycle costs, and reduced complexity of adbf system, especially in large array antenna used thousands of sensors. this dissertation was part of the national ' s array radar project
對于大型空時自適應陣列天線,採用部分自適應技術( padbf ) ,可以降低陣列自適應演算法的復雜性,產生較快的自適應響應,同時也可極大的降低系統硬體成本。The noise signal of passing vehicles is gathered with microphone array, and processed off line with the method of wide - band array signal processing, then the estimation of vehicle numbers can be transformed into the estimation of signal source numbers, up and down of the vehicle can be transformed into doa estimation of array signal processing. at the same time, vehicle types are classified using pca method of the pattern recognition based on vehicle noise, and some primarily study is done for vehicle recognition. at last, the result of the experiment proves this method is feasible
對麥克風陣列所採集的車輛行駛時的聲音信號,運用寬帶陣列信號處理的方法進行離線處理,並將車輛個數的估計轉化為陣列信號處理中信號源個數的估計,將車輛上下行的估計轉化為陣列信號處理中波達方向變化的估計,進而較準確地估計出了車輛的個數與行車方向;同時對所採集的車輛聲音信號應用模式識別中的主分量分析法實現了車輛的簡單分類,為實現車型識別作了一些初步的探索。With the development of radar technology, the intrinsic defects of traditional antenna array greatly restrict the system performance ; therefore research on the compact receiving array of hfswr becomes urgency
隨著雷達技術的發展,傳統大型陣列天線固有的缺點已經成為了制約系統性能的一個瓶頸。因此亟需開展高頻雷達小型化陣列天線的研究工作。Electric - control biochip based on linear - arrayed electrode ( leec biochip ), as one kind of jitas ( micro total analysis systems ), can control electrically microfluid and biochemical molecules and, is a integrative platform for biochemical analysis, which is integrated multiple functions such as injection, separation, detection and automatic operation etc. anew method of electric - control for operating microfluid and biochemical molecules accurately has been represented in many recent scientific researches. arrayed electrodes integrated on microchip, as a good method to generate electric field, have been used widely
基於線性陣列電極的電控生物晶元( electric - controlbiochipbasedonlinear - arrayedelectrode , leecbiochip )屬于微全分析系統的一種,可對多種微流體及生物分子電控操作,是一種集進樣、分離、檢測、智能操控等功能於一體的生化分析平臺,具有微型化、集成化、便攜化及操作自動化的特點。In chapter four, distributed fiber bragg grating sensor network is designed, which adopted wavelength - encoded measuring schemes, built up linear array fiber optic sensor network with application of wavelength division multiplexing technology and embedded inside smart layer
第四章設計了分散式光纖光柵應變傳感網路,採用波長編碼的絕對測量方案,用運波分復用技術組成線性陣列型光纖傳感層,並將其集成到智能夾層中。分享友人