首页> 外文会议>Asia-Pacific Microwave Conference vol.4; 20051204-07; Suzhou(CN) >Design of 8x8 Stacked Patch Array Antenna on LTCC Substrate Operating at 40GHz Band
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Design of 8x8 Stacked Patch Array Antenna on LTCC Substrate Operating at 40GHz Band

机译:在40GHz频带下工作的LTCC基板上的8x8堆叠式贴片阵列天线设计

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摘要

This paper presents the design and fabrication of a very compact, cost effective and broad band 8x8 stacked patch array antenna which are backed by a metal cavity operating at 40GHz based on 4 layers LTCC technology. Gain of antenna can be enhanced by using a metal cavity, which can be easily implemented by using LTCC substrates and vias. The broadband performance can be obtained by varying the dimension of patch and the number of layers. Furthermore, to keep the feeding network as small as possible and reduce radiation from feeding network a mirrored patch orientation and embedded micro strip line are adopted. The fabricated antenna is 40x45x0.4 mm~3 in size. It shows gain 20.4dBi, beam width 10.7deg and impedance bandwidth of 10dB return loss 3.35GHz (40.9~44.25 GHz), which is about 8% of a center frequency.
机译:本文介绍了一种非常紧凑,具有成本效益的宽带8x8堆叠式贴片阵列天线的设计和制造,该天线由基于4层LTCC技术的工作在40GHz的金属腔提供支持。可以通过使用金属腔来增强天线的增益,而金属腔可以通过使用LTCC基板和过孔轻松实现。宽带性能可以通过改变贴片的尺寸和层数来获得。此外,为了保持馈电网络尽可能小并减少来自馈电网络的辐射,采用了镜像的贴片方向和嵌入式微带线。制成的天线尺寸为40x45x0.4 mm〜3。增益为20.4dBi,波束宽度为10.7deg,阻抗带宽为10dB,回波损耗为3.35GHz(40.9〜44.25 GHz),约为中心频率的8%。

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