New Miniaturized Dual-Mode Dual-Band Ring Resonator Bandpass Filter With Microwave C-Sections

被引:88
作者
Chiou, Yi-Chyun [1 ]
Wu, Cho-Yu [1 ]
Kuo, Jen-Tsai [1 ]
机构
[1] Natl Chiao Tung Univ, Inst Commun Engn, Hsinchu 300, Taiwan
关键词
Bandpass filter (BPF); dual-band; dual-mode; microwave C-section; miniaturized;
D O I
10.1109/LMWC.2009.2038432
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
A new miniaturized dual-mode dual-band ring resonator bandpass filter is implemented by a cascade of several microwave C-sections. Each C-section is used to substitute a transmission line section of designated electrical length. Through proper design of input/output coupling configuration, two transmission zeros can be created on both sides of each passband. Two circuits with four and six microwave C-sections are fabricated for confirmation. They occupy less than 30% of the area of a traditional ring resonator filter. Measured responses agree very well with the simulation.
引用
收藏
页码:67 / 69
页数:3
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