Presentation 2012-07-26
An S-Band 170W/70% Partially-Matched GaN HEMT Power Amplifier : Efficiency Increase by Harmonic Termination for GaN-on-Si Device
N. KOSAKA, H. UCHIDA, H. NOTO, K. YAMANAKA, M. NAKAYAMA, Y. HIRANO, A. INOUE, Y. NOGAMI, Y. KANAYA,
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Abstract(in English) An S-band partially-matched GaN HEMT power amplifier (PA) is reported. It employs a GaN-on-Si FET to which much attention has been paid for its high output power characteristics and its low manufacturing cost. With a proper choice of gate width of the FET and harmonic termination at both the input and the output, output power of 170W and drain efficiency of 70% have been obtained at 2.1GHz. To the authors' knowledge, the efficiency at aforementioned output level and the frequency seems one of the highest among ever-reported ones.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) GaN / silicon / amplifier / harmonic termination / S-band
Paper # MW2012-28,OPE2012-21,EST2012-10,MWP2012-9
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Committee EST
Conference Date 2012/7/19(1days)
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Registration To Electronic Simulation Technology (EST)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An S-Band 170W/70% Partially-Matched GaN HEMT Power Amplifier : Efficiency Increase by Harmonic Termination for GaN-on-Si Device
Sub Title (in English)
Keyword(1) GaN
Keyword(2) silicon
Keyword(3) amplifier
Keyword(4) harmonic termination
Keyword(5) S-band
1st Author's Name N. KOSAKA
1st Author's Affiliation Mitsubishi Electric Corporation()
2nd Author's Name H. UCHIDA
2nd Author's Affiliation Mitsubishi Electric Corporation
3rd Author's Name H. NOTO
3rd Author's Affiliation Mitsubishi Electric Corporation
4th Author's Name K. YAMANAKA
4th Author's Affiliation Mitsubishi Electric Corporation
5th Author's Name M. NAKAYAMA
5th Author's Affiliation Mitsubishi Electric Corporation
6th Author's Name Y. HIRANO
6th Author's Affiliation Mitsubishi Electric Corporation
7th Author's Name A. INOUE
7th Author's Affiliation Mitsubishi Electric Corporation
8th Author's Name Y. NOGAMI
8th Author's Affiliation Mitsubishi Electric Corporation
9th Author's Name Y. KANAYA
9th Author's Affiliation Mitsubishi Electric Corporation
Date 2012-07-26
Paper # MW2012-28,OPE2012-21,EST2012-10,MWP2012-9
Volume (vol) vol.112
Number (no) 157
Page pp.pp.-
#Pages 4
Date of Issue