High performance V-band gaas low noise amplifier with modified coplanar waveg- uide EBG transmission lines technology

P. Y. Ke, F. H. Huang, H. C. Chiu

Research output: Contribution to journalJournal Article peer-review

4 Scopus citations

Abstract

This paper presents an integrated millimeter-wave (mmW) low noise amplifier (LNA) which is implemented by using 0.15-μm baseline GaAs pHEMT technology. The design utilized mod- ified co-planar waveguide (CPW) to perform a slow wave transmission line (TLine) with electromagnetic band gap (EBG) ground structures for the input/output matching networks. The low noise V-band LNA chip size was hence reduced by adopting the new EBG transmission lines. The developed amplifier exhibited a noise figure of 6.21 dB, and a peak gain of 17.3 dB at 66 GHz. Additionally, the amplifier has linear characteristics and its measured third-order intercept (IIP3) point is greater than -0:5dBm under a dc power consumption of 75mW.

Original languageEnglish
Pages (from-to)41-52
Number of pages12
JournalProgress In Electromagnetics Research C
Volume31
DOIs
StatePublished - 2012

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