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Analysis and Design of a DC-to-24 GHz Compact High-Speed Inductor-less SPDT Switch

delete2026-03-29
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PRE
AI
G
Guo, Jiashu
H
He, Ding
W
Wu, Peng
Y
Yu, Zhongjun *
DOI:10.1049/ell2.70553delete
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Abstract

Abstract

En 中文
A compact DC-to-24 GHz single-pole, double-throw switch with enhanced isolation, low insertion loss and high-speed performance, by adopting a multiple series-shunt structure, has been presented in this letter. The mechanism of multiple series-shunt structures of the switch on isolation and insertion loss are analysed. To verify the feasibility, it has been fabricated in a 0.5-& micro;m GaAs p-HEMT process. The measured results indicated that the chip exhibits a maximum insertion loss of 2.2 dB at 24 GHz, an average isolation exceeding 40 dB, and a speed less than 5 ns. Compared with the traditional scheme, the fabricated chip can realise voltage control from +/- 5 V to +/- 10 V to meet the requirements of both digital control and high-power applications.

Journal

Electronics Letters cover
Electronics Letters
IF:
0.8
Papers:
258
Citations:
1.2W

Organization

A
aerospace information research institute, cas
Scholars:
1.5K
Papers: 1.3K
Citations: 0
C
chinese academy of sciences
Scholars:
55.1W
Papers: 44.5W
Citations: 704