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author:

苏凯雄 (苏凯雄.) [1] (Scholars:苏凯雄)

Abstract:

本文介绍一种采用波导一体化结构的Ku波段卫星接收高频头。它包含有:波导结构的双级HEMT低噪声放大器、GaAs FET混频器、介质谐振器稳频GaAs FET振荡器、以及前置中放等部分。由于采用波导一体化设计,电路损耗小、性能指标高、结构紧凑、体积小。实测结果表明,该LNB的噪声系数小于1.5dB,总增益大于50dB,本振频稳度优于±0.5ppm/℃。

Keyword:

LNB 低噪声放大器 卫星接收系统 噪声系数特性 振荡器 波导结构

Community:

  • [ 1 ] 福州大学

Reprint 's Address:

  • 苏凯雄

Email:

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Source :

Year: 1993

Language: Chinese

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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