Dual-polarized integrated lens antenna

An integrated lens and dual-polarization technology, which is applied in the direction of antenna, antenna array, antenna grounding switch structure connection, etc., can solve the problems of high complexity, low cost, and high cost, and achieve low profile, simple structure, and wide operating bandwidth. Effect

Active Publication Date: 2021-04-20
中国电波传播研究所
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The first passive multi-beam feeding scheme, which is low in cost but difficult to achieve two-dimensional scanning and extremely complex
The second phased array solution, which can achieve approximately continuous scanning, but generall

Method used

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  • Dual-polarized integrated lens antenna
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  • Dual-polarized integrated lens antenna

Examples

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Example Embodiment

[0022]Example 1, this embodiment discloses a bipolar integrated lens antenna, such asFigure 1-5 As shown, the dielectric lens layer 16, the first metal layer 15, the first dielectric plate 14, the second metal layer 13, the second dielectric plate 12, and the third metal layer 11 are disposed from the top to bottom. The microstrip antenna array composed of N × N square microstrip antenna unit is etched, n is natural number, and all of the first metal layers are provided on the vertical centerline and the horizontal centerline of each square microstrip antenna unit, first The vertical polarization feed probe 23 and the horizontal polarization feed probe 24, the vertical polarization feed probe can excise vertical polarization radiation wave in the medium plate, the second metal layer, the second dielectric plate, and the third metal layer. , Horizontally polarized feed probe can excise horizontally polarized radiation waves. A preferred port isolation can be obtained by optimizing the v

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Abstract

The invention discloses a dual-polarization integrated lens antenna. The lens comprises a dielectric lens layer, a first metal layer, a first dielectric plate, a second metal layer, a second dielectric plate and a third metal layer which are sequentially arranged from top to bottom, a microstrip antenna array composed of N * N square microstrip antenna units is etched on the first metal layer, and N is a natural number. The dual-polarized integrated lens antenna disclosed by the invention has the structural advantages of low profile and simple structure, a wider working bandwidth can be obtained in a mode of setting a quarter of a circular cut angle for the microstrip antenna unit, the relative impedance bandwidth can reach 11.4%, the highest gain is 23 dBi, the port isolation is 30 dB, and the cross polarization discrimination rate is 30 dB.

Description

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Claims

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Application Information

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Owner 中国电波传播研究所
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