LTCC band-pass filter for transmitter/receiver modules

被引:0
|
作者
Kondratyev, V [1 ]
Lahti, M [1 ]
Jaakola, T [1 ]
机构
[1] VTT Elect, Elect Syst, FIN-90571 Oulu, Finland
关键词
D O I
暂无
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
Dual-mode patch filters fabricated in low temperature co-fired ceramic are examined at millimeter-waves. The 2-pole filter of 42.7GHz center frequency and 3.5% relative bandwidth exhibited 1.9dB insertion loss and 15dB return loss in passband. The measurements of 6 test structures showed good coincidence of scattering parameters. To increase minimal stopband losses a parallel stopband resonator was added. Measurements showed 10db improvement.
引用
收藏
页码:401 / 403
页数:3
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