IEICE Trans

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IEICE Trans

Naotaka IWATA

1.8 V Operation Power Amplifier IC for Bluetooth Class 1 Utilizing p⁺-GaAs Gate Hetero-Junction FET Fumio HARIMA Yasunori BITO Hidemasa TAKAHASHI Naotaka IWATA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2008/07/01 Vol. E91-C No. 7 pp. 1104-1108 Type of Manuscript: Special Section PAPER (Special Section on Heterostructure Microelectronics with TWHM 2007) Category: GaAs- and InP-Based Devices Keyword: enhancement mode, hetero-junction FETs, power amplifiers,
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High Power GaAs Heterojunction FET with Dual Field-Modulating-Plates for 28 V Operated W-CDMA Base Station Kouji ISHIKURA Isao TAKENAKA Hidemasa TAKAHASHI Kouichi HASEGAWA Kazunori ASANO Naotaka IWATA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2007/05/01 Vol. E90-C No. 5 pp. 923-928 Type of Manuscript: Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices) Category: Compound Semiconductor and Power Devices Keyword: heterojunction FETs, high-voltage operation, power amplifiers, field-modulating-plate,
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1.0 V Operation Power Heterojunction FET for Digital Cellular Phones Takehiko KATO Yasunori BITO Naotaka IWATA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2001/02/01 Vol. E84-C No. 2 pp. 249-252 Type of Manuscript: PAPER Category: Microwaves, Millimeter-Waves Keyword: power amplifier, heterojunction FET, low voltage operation, on-resistance,
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Wide-Band CDMA Distortion Characteristics of an AlGaAs/InGaAs/AlGaAs Heterojunction FET under Various Quiescent Drain Current Operations Gary HAU Takeshi B. NISHIMURA Naotaka IWATA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1999/11/25 Vol. E82-C No. 11 pp. 1928-1935 Type of Manuscript: Special Section PAPER (Special Issue on High-Frequency/High-Speed Devices for Information and Communication Systems in the 21st Century) Category: RF Power Devices Keyword: FET, microwave, amplifier, distortion, simulation, W-CDMA,
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Single 1. 5 V Operation Power Amplifier MMIC with SrTiO₃ Capacitors for 2. 4 GHz Wireless Applications Takeshi B. NISHIMURA Naotaka IWATA Keiko YAMAGUCHI Masatoshi TOMITA Yasunori BITO Koichi TAKEMURA Yoichi MIYASAKA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1998/06/25 Vol. E81-C No. 6 pp. 898-903 Type of Manuscript: Special Section PAPER (Special Issue on Microwave and Millimeter-Wave Module Technology) Category: Semiconductor Devices and Amplifiers Keyword: wireless LAN, MMIC, power amplifier, heterojunction FET, SrTiO₃, low voltage, single voltage supply,
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Power Heterojunction FETs for Low-Voltage Digital Cellular Applications Keiko INOSAKO Naotaka IWATA Masaaki KUZUHARA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1995/09/25 Vol. E78-C No. 9 pp. 1241-1245 Type of Manuscript: Special Section PAPER (Special Issue on Ultra-High-Speed Electron Devices) Category: Keyword: heterojunction FET, power device, low-voltage operation, power-added efficiency, personal digital cellular, adjacent channel leakage power,
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Step-Recessed Gate Structure with an Undoped Surface Layer for Microwave and Millimeter-Wave High Power, High Efficiency GaAs MESFETs Hidemasa TAKAHASHI Kazunori ASANO Kouji MATSUNAGA Naotaka IWATA Akira MOCHIZUKI Hiromitsu HIRAYAMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1991/12/25 Vol. E74-C No. 12 pp. 4141-4146 Type of Manuscript: Special Section PAPER (Special Issue on Millimeter-Wave/Heterojunction Devices) Category: Keyword:
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