隙縫波導天線 的英文怎麼說

中文拼音 [féngdǎotiānxiàn]
隙縫波導天線 英文
slotted guide antenna
  • : 名詞1 (縫隙; 裂縫) crack; chink; crevice 2 (空閑) gap; interval 3 (漏洞; 機會) loophole; op...
  • : 縫名詞1. (接合處) seam 2. (縫隙) crack; crevice; fissure; slit
  • : 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...
  • : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  • : 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...
  • 隙縫 : slot; gap
  • 波導 : [物理學] (用在微波波段傳輸電磁波的裝置) waveguide; duct
  1. Conductance of parallel double - slotted waveguide array antennas

    平行雙陣列納分析
  2. The basic concept of siw is that it use the top and bottom layers of metal together with two row of vias is very small compared with wavelength, the dissipation loss of radiation is very small. it acts like a rectangular waveguide filled with some dielectrics, so components which can be composed by rectangular waveguide can also composed by siw such as antenna, filter, power divider, coupler, resonator

    基片集成的基本概念是利用基片的上下金屬板和兩排間隔一定距離的金屬孔構成的金屬壁,由於每排金屬孔孔間距遠小於長,因此由泄漏的能量很小,這相當于內部填充了介質的矩形,所以能夠用矩形普通實現的結構也都可以用基片集成來實現,比如功分器、濾器、、耦合器、振蕩器等。
  3. Abstract : according to the continuative condition of the tangential fields on the slot aperture which is the inclined narrow - slot on the broadwall of a sectoral waveguide, the moment method is used to calculate the magnetic current coefficient and distribution. then the scattering field, the scattering parameter and the equivalent impedance are obtained. leting only the te11 dominant mode propagates in the waveguide, the scattering parameters and the normalized equivalent series impedance in the x - band are computed. the basis disigned the slot antenna and the slot array is offered

    文摘:根據口面切向場的連續條件,採用解析數值法矩量法,對扇面寬壁上窄的斜進行了計算,解得了磁流系數及其分佈,並得到散射場、等效散射參量及等效阻抗等重要參數.假定中僅有te11主模傳輸,在x段計算了散射參量和歸一化等效串聯阻抗,給出計算結果,為陣列設計提供了依據
  4. Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results

    文摘:把常用的矩形一個寬面改成圓弧形構成的稱為圓突-矩形.這種與扇面相比:電性能相當;管結構更加簡單,容易加工,便於安裝.文中給出圓突-矩形中主模場,圓曲面上縱向槽歸一化諧振電近似公式.設計了c和x曲面縱向諧振陣,電壓相位為同相分佈,輸入端匹配.實際測量了輸入端電壓駐比和h面方向圖,理論與實驗相吻合
  5. A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide

    把矩形一個寬面外突成均勻曲面構成的新統稱為共形.利用金屬邊界條件、變分法、邊界元素法構造這種新中主模場的一種近似解表達式,包括曲面橫截為對稱、非對稱圓弧,拋物弧,雙曲弧,橢圓弧等.然後根據等效原理,推非對稱圓弧矩形曲面上窄的縱向半的等效諧振電的近似計算公式,給出計算曲.這種解雖然是近似的,但卻能解決這類共形的工程設計
  6. Compare to the normal rectangular waveguide, ridge waveguide has the character of broader bandwidth, smaller dimension, lower equivalent characteristic impedance, etc. because of these merits, it is used more and more widely, such as broadband ridge waveguide filter, broadband direct coupler, diplexer, frequency converter, phase shifter, ridge waveguide slot antenna array, and so on

    與普通矩形相比,脊具有工作頻帶寬、尺寸小、等效特性阻抗低等特點。由於脊本身的特點,使其得到了越來越多的應用,例如寬帶脊器、寬帶定向耦合器、雙工器、變頻器、移相器、脊陣等等。
  7. So, in this paper, a new feeding method is proposed. it is a combination of aperture coupling from a slotted waveguide and coplanar feeding using series - fed microstrip line

    因此,在本文中提出一種對微帶貼片陣饋電的新方法,它是由的口徑耦合饋電和微帶串饋的平面饋電共同完成的。
  8. A design method of the dielectric - covered slots arrays in the narrow face of a rectangular wave - guide is presented in this paper

    本文提供了帶共形罩矩形窄邊陣的一種設計方法。
  9. Waveguide slot antenna is firm, but the cost is too high. the microstrip antenna is light, its cost is low and it is simple to fabricate, so it is a prior consideration at much time

    比較結實,但是成本太高,微帶則重量輕、成本低、易於製造,因此很多時候優先考慮。
  10. A numerical technique employing the method of moments ( mom ) and physical optics ( po ) is presented for studying the scattering from a planar slotted waveguide array antennas

    利用矩量法和物理光學法分析了平板陣列的散射特性。
  11. The frequency characteristic of the admittance of radiating slot and the waveguide wavelength of radiating waveguide is the main factor that influences the bandwidth of the slot array antenna

    摘要輻射納及長的頻率特性,是影響裂帶寬的主要因素。
  12. As the most widely used type of slot antennas, waveguide slots arrays have the advantage of tight structure, easily controlled aperture distribution, and wide band for the nonresonant waveguide slots antennas, which make it be one of the preferred form in antenna domain of high efficiency and low side - lobe

    在現代設計中有著重要的地位,而又是中應用最為廣泛的形式。有結構緊湊、口徑幅度相位分佈容易控制和頻帶較寬(行)的特點,成為了高效率、低副瓣的優選方案之一。
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