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IEICE Trans

Naoki HARA

High-Efficiency 250-320GHz Power Amplifiers Using InP-Based Metal-Oxide-Semiconductor High-Electron-Mobility Transistors
Yusuke KUMAZAKI Shiro OZAKI Naoya OKAMOTO Naoki HARA Yasuhiro NAKASHA Masaru SATO Toshihiro OHKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2023/11/01
Vol. E106-C  No. 11  pp. 661-668
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
power amplifiers, high-electron-mobility transistor, terahertz, beyond 5G, 6G, 
 Summary | Full Text:PDF
Uniform/Selective Heating Microwave Oven Using High Efficiency GaN-on-GaN HEMT Power Amplifier
Masaru SATO Yusuke KUMAZAKI Naoya OKAMOTO Toshihiro OHKI Naoko KURAHASHI Masato NISHIMORI Atsushi YAMADA Junji KOTANI Naoki HARA Keiji WATANABE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2023/10/01
Vol. E106-C  No. 10  pp. 605-613
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
free-standing GaN substrate, microwave heater, 
 Summary | Full Text:PDF
Robust Q-Band InP- and GaN-HEMT Low Noise Amplifiers
Masaru SATO Yoshitaka NIIDA Toshihide SUZUKI Yasuhiro NAKASHA Yoichi KAWANO Taisuke IWAI Naoki HARA Kazukiyo JOSHIN 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2017/05/01
Vol. E100-C  No. 5  pp. 417-423
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices)
Category: 
Keyword: 
common gate amplifier, GaN HEMT, InP HEMT, low noise amplifier, 
 Summary | Full Text:PDF
300-GHz Amplifier in 75-nm InP HEMT Technology
Hiroshi MATSUMURA Yoichi KAWANO Shoichi SHIBA Masaru SATO Toshihide SUZUKI Yasuhiro NAKASHA Tsuyoshi TAKAHASHI Kozo MAKIYAMA Taisuke IWAI Naoki HARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/05/01
Vol. E99-C  No. 5  pp. 528-534
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices)
Category: 
Keyword: 
InP HEMT, sub millimeter-wave, on-wafer TRL calibration, 
 Summary | Full Text:PDF
Beyond 110 GHz InP-HEMT Based Mixer Module Using Flip-Chip Assembly for Precise Spectrum Analysis
Shoichi SHIBA Masaru SATO Hiroshi MATSUMURA Yoichi KAWANO Tsuyoshi TAKAHASHI Toshihide SUZUKI Yasuhiro NAKASHA Taisuke IWAI Naoki HARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/12/01
Vol. E98-C  No. 12  pp. 1112-1119
Type of Manuscript:  Special Section PAPER (Special Section on Terahertz Waves Coming to the Real World)
Category: 
Keyword: 
millimeter-wave, InP HEMTs, fundamental mixer, flip chip, waveguide module, spectrum analysis, 
 Summary | Full Text:PDF
FOREWORD
Naoki HARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/05/01
Vol. E98-C  No. 5  pp. 381-381
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF
Simulation Study of Short-Channel Effect in MOSFET with Two-Dimensional Materials Channel
Naoki HARADA Shintaro SATO Naoki YOKOYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/03/01
Vol. E98-C  No. 3  pp. 283-286
Type of Manuscript:  BRIEF PAPER
Category: Semiconductor Materials and Devices
Keyword: 
MOSFET, transition metal dichalcogenide, short-channel effects, device simulation, high-k dielectric, 
 Summary | Full Text:PDF
Performance Analysis of a 10-Gb/s Millimeter-Wave Impulse Radio Transmitter
Yasuhiro NAKASHA Naoki HARA Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/10/01
Vol. E94-C  No. 10  pp. 1557-1564
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Active Devices and Circuits
Keyword: 
impulse radio, millimeter-wave, pulse generator, band-pass filter, jitter, intersymbol interference, 
 Summary | Full Text:PDF
Over 40-Gbit/s InP HEMT ICs for Optical Communication Systems
Toshihide SUZUKI Yasuhiro NAKASHA Hideki KANO Masaru SATO Satoshi MASUDA Ken SAWADA Kozo MAKIYAMA Tsuyoshi TAKAHASHI Tatsuya HIROSE Naoki HARA Masahiko TAKIGAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/10/01
Vol. E86-C  No. 10  pp. 1916-1922
Type of Manuscript:  INVITED PAPER (Special Issue on Heterostructure Microelectronics with TWHM2003)
Category: 
Keyword: 
InP HEMT, MUX, DEMUX, D-FF, amplifier, ultra high speed, optical communication system, 
 Summary | Full Text:PDF
InGaP-Channel Field Effect Transistors with High Breakdown Voltage
Naoki HARA Yasuhiro NAKASHA Toshihide KIKKAWA Kazukiyo JOSHIN Yuu WATANABE Hitoshi TANAKA Masahiko TAKIKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/10/01
Vol. E84-C  No. 10  pp. 1294-1299
Type of Manuscript:  INVITED PAPER (Joint Special Issue on Heterostructure Microelectronics with TWHM 2000 (Topical Workshop on Heterostructure Microelectronics 2000))
Category: Hetero-FETs & Their Integrated Circuits
Keyword: 
InGaP-channel FET, high breakdown voltage, high operating voltage, low distortion, 
 Summary | Full Text:PDF
0. 1 µm-Gate InGaP/InGaAs HEMT Technology for Millimeter-Wave Applications
Naoki HARADA Tamio SAITO Hideyuki OIKAWA Yoji OHASHI Yuji AWANO Masayuki ABE Kohki HIKOSAKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/06/25
Vol. E81-C  No. 6  pp. 876-881
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter-Wave Module Technology)
Category: Semiconductor Devices and Amplifiers
Keyword: 
mm-wave, MMIC, HEMT, InGaP, low noise amplifier, 
 Summary | Full Text:PDF
Nonalloyed Ohmic Contacts for HEMTs Using n+-lnGaAs Layers Grown by MOVPE
Mizuhisa NIHEI Naoki HARA Haruyoshi SUEHIRO Shigeru KURODA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/09/25
Vol. E77-C  No. 9  pp. 1431-1436
Type of Manuscript:  Special Section PAPER (Special Issue on Heterostructure Devices and Epitaxial Growth Techniques)
Category: 
Keyword: 
nonalloyed ohmic contact, n+-InGaAs, MOVPE, HEMT, 
 Summary | Full Text:PDF
N-InAlAs/InGaAs HEMT DCFL Inverter Fabricated Using Pt-Based Gate and Photochemical Dry Etching
Naoki HARADA Shigeru KURODA Kohki HIKOSAKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1992/10/25
Vol. E75-C  No. 10  pp. 1165-1171
Type of Manuscript:  Special Section PAPER (Special Issue on Compound Semiconductor Integrated Circuits)
Category: 
Keyword: 
HEMT, InGaAs, Schottky junction, DCEL, dry etching, 
 Summary | Full Text:PDF