Hiroaki Ishihara - researchr alias

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Viewing Publication 1 - 11 from 11

2026

A Binary-Weighted Switched-Capacitor Gate Driver IC for Overcoming Trade-Offs Between Driving Loss and Delay Time with Gate-Current Feedback Achieving 85% Driving Loss ReductionKohei Horii, Koutaro Miyazaki, Shusuke Kawai, Hiroaki Ishihara. isscc 2026: 1-3 [doi]

19.4 A Digital-Feedback Active-Gate-Driver IC for 600A 1200V SiC MOSFETs Supporting High-and Low-Side Drive with Simultaneous ${\text{dV}}_{\text{ds}}$/dt Control and ${\mathrm{V}}_{\text{ds}}$ Surge Suppression Enabled by Miller Capacitance CalibrationShusuke Kawai, Kohei Horii, Koutaro Miyazaki, Yuto Bushimata, Satoshi Takaya, Hiroaki Ishihara. isscc 2026: 326-328 [doi]

2020

18.8 A Fully-Generic-Process Galvanic Isolator for Gate Driver with 123mW 23% Power Transfer and Full-Triplex 21/14/0.5Mb/s Bidirectional Communication Utilizing Reference-Free Dual-Modulation FSKHiroaki Ishihara, Kohei Onizuka. isscc 2020: 300-302 [doi]

18.7 A DC to 35MHz Fully Integrated Single-Power-Supply Isolation Amplifier for Current- and Voltage-Sensing Front-Ends of Power ElectronicsSatoshi Takaya, Hiroaki Ishihara, Kohei Onizuka. isscc 2020: 298-300 [doi]

2012

A 1.9 GHz CMOS Power Amplifier With Embedded Linearizer to Compensate AM-PM DistortionKohei Onizuka, Hiroaki Ishihara, Masahiro Hosoya, Shigehito Saigusa, Osamu Watanabe, Shoji Otaka. jssc, 47(8):1820-1827, 2012. [doi]

2011

2010

A 10-MHz Signal Bandwidth Cartesian Loop Transmitter Capable of Off-Chip PA LinearizationHiroaki Ishihara, Masahiro Hosoya, Shoji Otaka, Osamu Watanabe. jssc, 45(12):2785-2793, 2010. [doi]

A 10MHz signal bandwidth Cartesian-loop transmitter capable of off-chip PA linearizationHiroaki Ishihara, Masahiro Hosoya, Shoji Otaka, Osamu Watanabe. isscc 2010: 66-67 [doi]

2008

0.13 μm CMOS Cartesian loop transmitter IC with fast calibration and switching scheme from opened to closed loopShoji Otaka, Masahiro Hosoya, Hiroaki Ishihara, Toru Hashimoto, Yuta Araki. esscirc 2008: 342-345 [doi]

2005

A widely tunable Gm-C filter using tail current offset in two differential pairsTomoyuki Tanaka, Sungwoo Cha, Shinsaku Shimizu, Tsukasa Ida, Hiroaki Ishihara, Toshimasa Matsuoka, Kenji Taniguchi, Akashi Sugimori, Hiroki Hihara. iscas 2005: 812-815 [doi]

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