Koichi Murata

38 papers Journal 22Unranked 16
YearRankTypeTitle / Venue / Authors
2025 — conf
Evaluation of Physiological State of Viewers Using EEG Data While Viewing Art.
HCI (36)
Ryohei Nakatsu, Naoko Tosa, Go Kazawa, Yasuyuki Uraoka, Akane Kitagawa, Koichi Murata, Tatsuya Munaka, Yoshiyuki Ueda, Masafumi Furuta, Michio Nomura
2024 — conf
Effect of Art's Increasing Human Creativity and Motivation When Viewed in an Immersive Environment.
HCI (34)
Ryohei Nakatsu, Naoko Tosa, Yunian Pang, Satoshi Niiyama, Yasuyuki Uraoka, Akane Kitagawa, Koichi Murata, Tatsuya Munaka, Yoshiyuki Ueda, Masafumi Furuta, Michio Nomura
2024 — conf
Human Metrics Explorer System for Multi-Device Physiological Measurements in Emotion Estimation.
SII
Akane Kitagawa, Koichi Murata, Yasuyuki Uraoka, Masafumi Furuta, Tatsuya Munaka
2023 — conf
A Study on Utility Factors of Value Karuta - Application to College Student and Business Person Groups.
IEEM
Tamao Kobayashi, Yuka Ishizaki, Hanaka Tukamoto, Miyuu Sugi, Mayu Nakane, Koichi Murata
2023 — conf
Construction of Immersive Art Space Using Mirror Display and Its Evaluation by Psychological Experiment.
ArtsIT (2)
Ryohei Nakatsu, Naoko Tosa, Yunian Pang, Satoshi Niiyama, Yasuyuki Uraoka, Akane Kitagawa, Koichi Murata, Tatsuya Munaka, Yoshiyuki Ueda, Masafumi Furuta, Michio Nomura
2023 J jnl
Proximity-induced magnetic order in topological insulator on ferromagnetic semiconductor.
Sci. China Inf. Sci.
Hangtian Wang, Koichi Murata, Weiran Xie, Jing Li, Jie Zhang, Kang L. Wang, Weisheng Zhao, Tianxiao Nie
2022 — conf
Understanding the Trend of Scientific Productivity Analysis: Literature Review of Relevant Papers.
ICONETSI
Ren Ren, Koichi Murata
2020 — conf
Analyzing Structural Loss of Sustainable Distillation Process by Material Flow Cost Accounting.
ICONETSI
Rena Ohara, Koichi Murata
2020 — conf
Exploring Characteristic of Visual Management as Lean Toolbox in Construction Worksite of Apartment House.
ICONETSI
Yang Feng, Koichi Murata
2020 — conf
On the Role of Industrial Engineering in the COVID-19 Era.
ICONETSI
Koichi Murata
2018 — conf
Large Room Temperature Charge-to-Spin Conversion Efficiency in Topological Insulator/CoFeB bilayers.
DRC
Qiming Shao, Guoqiang Yu, Lei Pan, Xiaoyu Che, Yabin Fan, Koichi Murata, Qing-Lin He, Tianxiao Nie, Xufeng Kou, Kang L. Wang
2016 J jnl
An InP-Based 27-GHz-Bandwidth Limiting TIA IC Designed to Suppress Undershoot and Ringing in Its Output Waveform.
IEICE Trans. Electron.
Hiroyuki Fukuyama, Michihiro Hirata, Kenji Kurishima, Minoru Ida, Masami Tokumitsu, Shogo Yamanaka, Munehiko Nagatani, Toshihiro Itoh, Kimikazu Sano, Hideyuki Nosaka, Koichi Murata
2016 — conf
Bionic scope: wearable system for visual extension triggered by bioelectrical signal.
SIGGRAPH Posters
Shota Ekuni, Koichi Murata, Yasunari Asakura, Akira Uehara
2015 — conf
Magnetic resonance compatible stimulation device capable of providing passive and active finger movements.
ROBIO
Koichi Murata, Akira Matsushita, Kousaku Saotome, Hiroaki Kawamoto, Yoshiyuki Sankai
2014 J jnl
120-GHz-Band Amplifier Module with Hermetic Sealing Structure for 10-Gbit/s Wireless System.
IEICE Trans. Electron.
Hiroyuki Takahashi, Toshihiko Kosugi, Akihiko Hirata, Jun Takeuchi, Koichi Murata, Naoya Kukutsu
2014 — conf
Development of an MR-compatible configurable brush stimulation device.
EMBC
Koichi Murata, Akira Matsushita, Kousaku Saotome, Hiroaki Kawamoto, Yoshiyuki Sankai
2013 — conf
Broadband InP MMICs for 120 GHz wireless data communications.
RWS
Toshihiko Kosugi, Hiroyuki Takahashi, Akihiko Hirata, Koichi Murata
2012 J jnl
A low-power wideband InP-HBT 2
IEICE Electron. Express
Yves Bouvier, Kimikazu Sano, Munehiko Nagatani, Koichi Murata, Kenji Kurishima, Minoru Ida
2012 J jnl
High ESD Breakdown-Voltage InP HBT Transimpedance Amplifier IC for Optical Video Distribution Systems.
IEICE Trans. Electron.
Kimikazu Sano, Munehiko Nagatani, Miwa Mutoh, Koichi Murata
2012 J jnl
Wide dynamic range transimpedance amplifier IC for 100-G DP-QPSK optical links using 1-µm InP HBTs.
IEICE Electron. Express
Kimikazu Sano, Hiroyuki Fukuyama, Makoto Nakamura, Miwa Mutoh, Hideyuki Nosaka, Koichi Murata
2011 J jnl
Effects of Preamplifier Nonlinearity on PMD Equalization with Electronic Dispersion Compensation for 43G DQPSK.
IEICE Trans. Electron.
Toshihiro Itoh, Tomofumi Furuta, Hiroyuki Fukuyama, Koichi Murata
2011 J jnl
Functional integrated modulators and receivers utilizing PLC hybrid integration technology for coherent transmission.
IEICE Electron. Express
Shinji Mino, Hiroshi Yamazaki, Takashi Goh, Ken Tsuzuki, Takashi Saida, Takaharu Ohyama, Ikuo Ogawa, Koichi Murata
2011 J jnl
Ultrahigh-Speed Low-Power DACs Using InP HBTs for Beyond-100-Gb/s/ch Optical Transmission Systems.
IEEE J. Solid State Circuits
Munehiko Nagatani, Hideyuki Nosaka, Shogo Yamanaka, Kimikazu Sano, Koichi Murata
2010 J jnl
A 24-GS/s 6-bit R-2R Current-Steering DAC in InP HBT Technology.
IEICE Trans. Electron.
Munehiko Nagatani, Hideyuki Nosaka, Shogo Yamanaka, Kimikazu Sano, Koichi Murata
2010 J jnl
Study of a PMD Tolerance Extension by InP HBT Analog EDC IC without Adaptive Control in 43G DQPSK Transmission.
IEICE Trans. Electron.
Toshihiro Itoh, Kimikazu Sano, Hiroyuki Fukuyama, Koichi Murata
2009 J jnl
A 125-GHz 140-mW InGaAs/InP composite-channel HEMT MMIC power amplifier module.
IEICE Electron. Express
Toshihiko Kosugi, Hiroki Sugiyama, Koichi Murata, Hiroyuki Takahashi, Akihiko Hirata, Naoya Kukutsu, Yuichi Kado, Takatomo Enoki
2005 J jnl
High-bit-rate low-power decision circuit using InP-InGaAs HBT technology.
IEEE J. Solid State Circuits
Kiyoshi Ishii, Hideyuki Nosaka, Kimikazu Sano, Koichi Murata, Minoru Ida, Kenji Kurishima, Michihiro Hirata, Tsugumichi Shibata, Takatomo Enoki
2004 J jnl
100-Gb/s multiplexing and demultiplexing IC operations in InP HEMT technology.
IEEE J. Solid State Circuits
Koichi Murata, Kimikazu Sano, Hiroto Kitabayashi, Suehiro Sugitani, Hirohiko Sugahara, Takatomo Enoki
2004 J jnl
Photoreceiver module using an InP HEMT transimpedance amplifier for over 40 gb/s.
IEEE J. Solid State Circuits
Hiroyuki Fukuyama, Kimikazu Sano, Koichi Murata, Hiroto Kitabayashi, Yasuro Yamane, Takatomo Enoki, Hirohiko Sugahara
2003 J jnl
50-Gb/s 4-b multiplexer/demultiplexer chip set using InP HEMTs.
IEEE J. Solid State Circuits
Kimikazu Sano, Koichi Murata, Suehiro Sugitani, Hirohiko Sugahara, Takatomo Enoki
2001 J jnl
An 80-Gb/s optoelectronic delayed flip-flop IC using resonant tunneling diodes and uni-traveling-carrier photodiode.
IEEE J. Solid State Circuits
Kimikazu Sano, Koichi Murata, Taiichi Otsuji, Tomoyuki Akeyoshi, Naofumi Shimizu, Eiichi Sano
2000 J jnl
A distributed selector IC using GaAs MESFET's with multilayer-interconnection structure.
IEEE J. Solid State Circuits
Koichi Murata, Taiichi Otsuji, Yuhki Imai, Suehiro Sugitani
1999 — conf
Circuit design technologies for high-speed lightwave communications beyond 40 Gbit/s.
ISCAS (2)
Shunji Kimura, Taiichi Otsuji, Hiroyuki Kikuchi, Koichi Murata, Eiichi Sano
1998 J jnl
A 40-Gbit/s superdynamic decision IC fabricated with 0.12-μm GaAs MESFET's.
IEEE J. Solid State Circuits
Koichi Murata, Taiichi Otsuji, Mikio Yoneyama, Masami Tokumitsu
1998 J jnl
An 80-Gbit/s multiplexer IC using InAlAs/InGaAs/InP HEMTs.
IEEE J. Solid State Circuits
Taiichi Otsuji, Koichi Murata, Takatomo Enoki, Yohtaro Umeda
1998 — conf
High-speed GaAs MESFET Digital IC Design for Optical Communication Systems.
ASP-DAC
Kimikazu Sano, Koichi Narahara, Koichi Murata, Taiichi Otsuji, Kiyomitsu Onodera
1997 J jnl
A super-dynamic flip-flop circuit for broad-band applications up to 24 Gb/s utilizing production-level 0.2-μm GaAs MESFETs.
IEEE J. Solid State Circuits
Taiichi Otsuji, Mikio Yoneyama, Koichi Murata, Eiichi Sano
1995 J jnl
A novel high-speed latching operation flip-flop (HLO-FF) circuit and its application to a 19-Gb/s decision circuit using a 0.2-μm GaAs MESFET.
IEEE J. Solid State Circuits
Koichi Murata, Taiichi Otsuji, Eiichi Sano, Masanobu Ohhata, Minoru Togashi, Masao Suzuki