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Title:Tunable VHF Miniaturized Helical Filters
可调VHF频段的螺旋谐振滤波器
Author:Dimitra Psychogiou, Student Member, IEEE, and Dimitrios Peroulis, Member, IEEE
Publication: IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, VOL. 62, NO. 2, FEBRUARY 2014
摘要:
本文介绍了一种小型化、频率可调螺旋滤波器的小型化技术和调谐方法。
可调滤波器可以用变容二极管、MEMS、YIG(yttrium-iron-garnet)、机械方法等实现。
螺旋谐振器的的谐振特点参见:
A.Zverev, Handbook of Filter Synthesis. New York, NY, USA:Wiley, 1967.
W. W. Macalpine and R. O. Schildknect, “Coaxial resonators with helical inner conductor,” Proc. IRE, vol. 47, no. 12, pp. 2099–2105, Dec.1959.
螺旋谐振器的f0和Q值是腔体尺寸,螺旋直径和螺旋圈数决定的。
1/13/2015
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