A 22-40 GHz Wideband Image Rejection Mixer in 0.18-μm CMOS Process

被引:0
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作者
Lin, Yu-Hsiang [1 ,2 ]
Yeh, Chun-Chen [1 ]
Hsu, Hao-Hsiang [1 ,2 ]
Tsai, Jeng-Han [1 ]
Huang, Tian-Wei [1 ,2 ]
机构
[1] Natl Taiwan Univ, Dept Elect Engn, Taipei, Taiwan
[2] Natl Taiwan Univ, Grad Inst Commun Engn, Taipei, Taiwan
关键词
180-nm CMOS; sub-harmonic mixer; image rejection ratio (IRR); millimeter-wave (MMW);
D O I
暂无
中图分类号
TN [电子技术、通信技术];
学科分类号
0809 ;
摘要
A wideband image-rejection sub-harmonic in-phase/quadrature (IQ) mixer is designed and implemented on standard 0.18-mu m CMOS technology. To maintain high image-rejection ratio over a wide bandwidth, a local oscillator (LO) broadband 45 degrees power splitter combined with a doubly balanced sub-harmonic Gilbert-cell mixer has been selected. The image rejection ratio is better than -30 dB from 22 to 40 GHz. The measured conversion gain of the receiver lies within -25 to -8 dB.
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页码:1515 / 1517
页数:3
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