IEICE SEARCH SYSTEM

Masaru KOKUBO

100–1000 MHz Programmable Continuous-Time Filter with Auto-Tuning Schemes and Digital Calibration Sequences for HDD Read Channels Takahide TERADA Koji NASU Taizo YAMAWAKI Masaru KOKUBO
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2012/06/01 Vol. E95-C No. 6 pp. 1050-1058 Type of Manuscript: Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies) Category: Keyword: Gm-C filter, biquad filter, digitally assisted compensation, auto tuning, digital calibration, analog front end,
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0.7-GHz-Bandwidth DS-UWB-IR System for Low-Power Wireless Communications Ryosuke FUJIWARA Akira MAEKI Kenichi MIZUGAKI Goichi ONO Tatsuo NAKAGAWA Takayasu NORIMATSU Masaru KOKUBO Masayuki MIYAZAKI Yasuyuki OKUMA Miki HAYAKAWA Shinsuke KOBAYASHI Noboru KOSHIZUKA Ken SAKAMURA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2008/02/01 Vol. E91-B No. 2 pp. 518-526 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: impulse radio, LR-WPAN, UWB, wireless sensor networks,
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A Dual-Mode Bluetooth Transceiver with a Two-Point-Modulated Polar-Loop Transmitter and a Frequency-Offset-Compensated Receiver Takashi OSHIMA Masaru KOKUBO
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/08/01 Vol. E90-A No. 8 pp. 1669-1678 Type of Manuscript: PAPER Category: Circuit Theory Keyword: dual-mode Bluetooth, GFSK, π/4-DQPSK, polar loop, two-point modulation, DC-DC converter, power efficiency, delay detector, frequency offset,
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Intermittent Wireless Communication System for Low-Power Sensor Networks Akira MAEKI Masayuki MIYAZAKI Minoru OHGUSHI Masaru KOKUBO Kei SUZUKI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2006/12/01 Vol. E89-B No. 12 pp. 3438-3441 Type of Manuscript: LETTER Category: Network Keyword: wireless sensor network, multiple access,
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Spread-Spectrum Clock Generator for Serial ATA with Multi-Bit ΣΔ Modulator-Controlled Fractional PLL Masaru KOKUBO Takashi KAWAMOTO Takashi OSHIMA Takayuki NOTO Masato SUZUKI Shigeyuki SUZUKI Takashi HAYASAKA Tomoaki TAKAHASHI Jun KASAI
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2006/11/01 Vol. E89-C No. 11 pp. 1682-1688 Type of Manuscript: PAPER Category: Electronic Circuits Keyword: PLL, spread-spectrum, jitter, serial ATA,
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A GFSK Transmitter Architecture for a Bluetooth RF-IC, Featuring a Variable-Loop-Bandwidth Phase-Locked Loop Modulator Masaru KOKUBO Takashi OSHIMA Katsumi YAMAMOTO Kunio TAKAYASU Yoshiyuki EZUMI Shinya AIZAWA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2005/03/01 Vol. E88-C No. 3 pp. 385-394 Type of Manuscript: PAPER Category: Microwaves, Millimeter-Waves Keyword: FSK, modulator, delta-sigma, PLL, variable loop bandwidth, Bluetooth,
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A Small-Chip-Area Transceiver IC for Bluetooth Featuring a Digital Channel-Selection Filter Masaru KOKUBO Masaaki SHIDA Takashi OSHIMA Yoshiyuki SHIBAHARA Tatsuji MATSUURA Kazuhiko KAWAI Takefumi ENDO Katsumi OSAKI Hiroki SONODA Katsumi YAMAMOTO Masaharu MATSUOKA Takao KOBAYASHI Takaaki HEMMI Junya KUDOH Hirokazu MIYAGAWA Hiroto UTSUNOMIYA Yoshiyuki EZUMI Kunio TAKAYASU Jun SUZUKI Shinya AIZAWA Mikihiko MOTOKI Yoshiyuki ABE Takao KUROSAWA Satoru OOKAWARA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2004/06/01 Vol. E87-C No. 6 pp. 878-887 Type of Manuscript: Special Section PAPER (Special Section on Analog Circuit and Device Technologies) Category: Keyword: Bluetooth transceiver, low-IF, VCO, channel-selection filter,
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Low Supply Voltage and Low-Power 1-GHz PLL Frequency Synthesizer for Mobile Terminals Masaru KOKUBO Yoshiyuki SHIBAHARA Hirokazu AOKI Changku HWANG
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2003/01/01 Vol. E86-C No. 1 pp. 71-78 Type of Manuscript: PAPER Category: Integrated Electronics Keyword: PLL, VCO, charge-pump, dynamic output stage, stability,
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A 0.7-V 200-MHz Self-Calibration PLL Yoshiyuki SHIBAHARA Masaru KOKUBO
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2002/08/01 Vol. E85-C No. 8 pp. 1577-1580 Type of Manuscript: Special Section PAPER (Special Issue on High-Performance Analog Integrated Circuits) Category: Keyword: PLL, VCO, calibration, leakage current, low voltage,
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Low Voltage/Low Power CMOS VCO Changku HWANG Masaru KOKUBO Hirokazu AOKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1999/03/20 Vol. E82-A No. 3 pp. 424-430 Type of Manuscript: Special Section PAPER (Special Section on Selected Papers from the 11th Workshop on Circuits and Systems in Karuizawa) Category: Keyword: microprocessor, PLL, V-I converter, current and voltage controlled oscillator (CCO and VCO),
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A CMOS Offset Phase Locked Loop for a GSM Transmitter Taizo YAMAWAKI Masaru KOKUBO Hiroshi HAGISAWA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1999/02/20 Vol. E82-A No. 2 pp. 307-312 Type of Manuscript: Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics) Category: Keyword: CMOS GSM transmitter PLL,
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