IEICE Trans

Akira OHTA

A Low Quiescent Current CV/CC Parallel Operation HBT Power Amplifier for W-CDMA Terminals Shintaro SHINJO Kazutomi MORI Hiro-omi UEDA Akira OHTA Hiroaki SEKI Noriharu SUEMATSU Tadashi TAKAGI
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2003/08/01 Vol. E86-C No. 8 pp. 1444-1450 Type of Manuscript: Special Section PAPER (Special Issue on Microwave and Millimeter Wave Technology) Category: Keyword: microwave, power amplifier, heterojunction bipolar transistor (HBT), inductor base feed, resistor base feed,
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An L-Band High Efficiency and Low Distortion Multi-Stage Amplifier Using Self Phase Distortion Compensation Technique Yukio IKEDA Kazutomi MORI Shintaro SHINJO Fumimasa KITABAYASHI Akira OHTA Tadashi TAKAGI Osami ISHIDA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2002/12/01 Vol. E85-C No. 12 pp. 1967-1972 Type of Manuscript: Special Section PAPER (Special Issue on Low-Distortion,High-Power,High-Efficiency Active Device and Circuit Technology) Category: Keyword: microwave, amplifier, transistor, PHEMT, distortion, efficiency,
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Electromigration and Diffusion of Gold in GaAs IC Interconnections Akira OHTA Kotaro YAJIMA Norio HIGASHISAKA Tetsuya HEIMA Takayuki HISAKA Ryo HATTORI Yoshikazu NAKAYAMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2002/11/01 Vol. E85-C No. 11 pp. 1932-1939 Type of Manuscript: PAPER Category: Semiconductor Materials and Devices Keyword: electromigration, diffusion, GaAs IC, high temperature, high current density,
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High-Efficiency 0.1 cc Power Amplifier Module for 900 MHz Personal Digital Cellular Telephones Akira INOUE Akira OHTA Takahiro NAKAMOTO Shigeki KAGEYAMA Toshiaki KITANO Hideaki KATAYAMA Toshikazu OGATA Noriyuki TANINO Kazunao SATO
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1999/11/25 Vol. E82-C No. 11 pp. 1906-1912 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: microwave power amplifier, microwave power transistor, power efficiency,
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GaAs 10 Gb/s 64:1 Multiplexer/Demultiplexer Chip Sets Masaaki SHIMADA Norio HIGASHISAKA Akira OHTA Kenji HOSOGI Kazuo KUBO Noriyuki TANINO Tadashi TAKAGI Fuminobu HIDANI Osamu ISHIHARA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1996/04/25 Vol. E79-C No. 4 pp. 503-511 Type of Manuscript: Special Section PAPER (Special Issue on Ultra-High-Speed LSIs) Category: Keyword: multiplexer, demultiplexer, GaAs, 10 Gb/s, SCFL, DCFL,
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Low Power Dissipation GaAs DCFL 2.5 Gbps 16-bit Multiplexer/Demultiplexer LSIs Norio HIGASHISAKA Masaaki SHIMADA Akira OHTA Kenji HOSOGI Kazuo KUBO Noriyuki TANINO
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1995/09/25 Vol. E78-C No. 9 pp. 1195-1202 Type of Manuscript: Special Section PAPER (Special Issue on Ultra-High-Speed Electron Devices) Category: Keyword: MUX, DEMUX, GaAs, 2.5 Gbps, power,
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