Indexed by:
Abstract:
采用可调谐有源电感复用结构,设计了一款用于3G TD-SCDMA和WLAN的2.4GHz/5.2 GHz双频段低噪声放大器(DB-LNA).2.4 GHz频段电路采用折叠共源共栅(FC)结构,5.2 GHz频段电路采用共栅(CG)结构.FC和CG结构均采用可调谐有源电感,通过调谐有源电感的等效阻抗,优化匹配到源阻抗.基于TSMC 0.18 μm CMOS工艺,实现了有源电感复用型DB-LNA.ADS仿真结果表明,频率为2.4 GHz时,S21=35 dB,NF=4.42~4.59 dB,ⅡP3=0dBm,P-1dB=-14 dBm;频率为5.2 GHz时,S21=34 dB,NF=2.74~2.75 dB,ⅡP3 =-5 dBm,P-1dB=-9 dBm.
Keyword:
Reprint Author's Address:
Email:
Source :
微电子学
ISSN: 1004-3365
Year: 2014
Issue: 1
Volume: 44
Page: 23-27,33
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 6
Chinese Cited Count:
30 Days PV: 8
Affiliated Colleges: