3D printed iris bandpass filters for millimetre-wave applications

被引:63
作者
Zhang, B. [1 ]
Zirath, H. [1 ]
机构
[1] Chalmers Univ Technol, Microwave Elect Lab, Dept Microtechnol & Nanosci MC2, SE-41296 Gothenburg, Sweden
基金
瑞典研究理事会;
关键词
Tin alloys - Binary alloys - Millimeter waves - 3D printers - Copper alloys - Surface roughness;
D O I
10.1049/el.2015.2342
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Two iris bandpass filters implemented by three-dimensional (3D) printing technology for millimetre-wave applications are demonstrated for the first time. The filters are designed at the E-band (60-90 GHz), and fabricated by selective laser melting using CuSn15 alloy powder. A shifted passband and increased insertion loss are observed, which is caused by the fabrication tolerance of dimensional control and surface roughness. Methods to compensate the fabrication tolerance are proposed and the design procedures are provided. The presented results prove the great potential of 3D printing technology for millimetre wave applications.
引用
收藏
页码:1791 / 1792
页数:2
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