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Abstract:
在传统的窄带达林顿结构放大器基础上,提出一种新型高增益超宽带达林顿结构低噪声放大器.该放大器采用高频低噪声晶体管,采用电感补偿技术和正实电阻补偿技术,保持了达林顿放大器高增益的优点,而且也取得了低噪声、良好输入输出匹配和宽带稳定性.通过优化设计,新型放大器在3.1~6 GHz内,增益S21高达21 dB,变化不超过0.3 dB,噪声系数F为1.5~2.1 dB,输入输出反射系数S11和S22都小于-14 dB,在宽带内保持稳定.
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Source :
北京工业大学学报
ISSN: 0254-0037
Year: 2010
Issue: 9
Volume: 36
Page: 1181-1185
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 3
Chinese Cited Count:
30 Days PV: 11
Affiliated Colleges: