Takao Someya

62 papers A* 3A 2B 3Journal 25Unranked 29
YearRankTypeTitle / Venue / Authors
2026 — conf
Body-scale NFC for wearables: human-centric body-scale NFC networking for ultra-low-power wearable devices (Demo of UTokyo Kawahara Lab 2025).
CHI Extended Abstracts
Hideaki Yamamoto, Yifan Li, Wakako Yukita, Tomoyuki Yokota, Takao Someya, Ryo Takahashi, Yoshihiro Kawahara
2026 J jnl
Body-scale NFC for wearables: human-centric body-scale NFC networking for ultra-low-power wearable devices (Demo of UTokyo Kawahara Lab 2025).
CoRR
Hideaki Yamamoto, Yifan Li, Wakako Yukita, Tomoyuki Yokota, Takao Someya, Ryo Takahashi, Yoshihiro Kawahara
2025 — conf
Demo of picoRing mouse: ultra-low-powered wireless mouse ring with ring-to-wristband coil-based impedance sensing.
CHI Extended Abstracts
Yifan Li, Masaaki Fukumoto, Mohamed Kari, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara, Ryo Takahashi
2025 — conf
Demonstrating OriStitch: A Machine Embroidery Workflow to Turn Existing Fabrics into Self-Folding 3D Textiles.
SCF Adjunct
Zekun Chang, Yixuan Gao, Yuta Noma, Shuo Feng, Xinyi Yang, Kazuhiro Shinoda, Tung D. Ta, Koji Yatani, Tomoyuki Yokota, Takao Someya, Tomohiro Tachi, Yoshihiro Kawahara, Koya Narumi, François Guimbretière, Thijs Roumen
2025 J jnl
Demonstration of picoRing mouse: an ultra-low-powered wireless mouse ring with ring-to-wristband coil-based sensitive impedance sensing.
CoRR
Yifan Li, Masaaki Fukumoto, Mohamed Kari, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara, Ryo Takahashi
2025 J jnl
Full-body NFC: body-scale near-field sensor networks with machine-knittable meandered e-textiles.
CoRR
Ryo Takahashi, Changyo Han, Wakako Yukita, John S. Ho, Takuya Sasatani, Akihito Noda, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara
2025 — conf
Full-body WPT: Wireless Powering with Meandered E-textiles.
UbiComp Companion
Ryo Takahashi, Takashi Sato, Wakako Yukita, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara
2025 J jnl
Full-body WPT: wireless powering with meandered e-textiles.
CoRR
Ryo Takahashi, Takashi Sato, Wakako Yukita, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara
2025 J jnl
Joint-Repositionable Inner-Wireless Planar Snake Robot.
IEEE Robotics Autom. Lett.
Ayato Kanada, Ryo Takahashi, Keito Hayashi, Ryusuke Hosaka, Wakako Yukita, Yasutaka Nakashima, Tomoyuki Yokota, Takao Someya, Mitsuhiro Kamezaki, Yoshihiro Kawahara, Motoji Yamamoto
2025 — conf
OriStitch: A Machine Embroidery Workflow to Turn Existing Fabrics into Self-Folding 3D Textiles.
SCF
Zekun Chang, Yixuan Gao, Yuta Noma, Shuo Feng, Xinyi Yang, Kazuhiro Shinoda, Tung D. Ta, Koji Yatani, Tomoyuki Yokota, Takao Someya, Tomohiro Tachi, Yoshihiro Kawahara, Koya Narumi, François Guimbretière, Thijs Roumen
2025 — conf
Plug-n-play e-knit with LED-based Sensor Positioning.
UbiComp Companion
Yifan Li, Ryo Takahashi, Irmandy Wicaksono, Wakako Yukita, Yuhiro Iwamoto, Sunghoon Lee, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara
2025 B conf
Plug-n-play e-knit: prototyping large-area e-textiles using machine-knitted magnetically-repositionable sensor networks.
TEI
Yifan Li, Ryo Takahashi, Wakako Yukita, Kanata Matsutani, Cedric Caremel, Yuhiro Iwamoto, Sunghoon Lee, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara
2025 J jnl
Ultra-low-power ring-based wireless mouse.
CoRR
Yifan Li, Masaaki Fukumoto, Mohamed Kari, Shigemi Ishida, Akihito Noda, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara, Ryo Takahashi
2025 A* conf
Ultra-low-power ring-based wireless tinymouse.
UIST
Yifan Li, Masaaki Fukumoto, Mohamed Kari, Shigemi Ishida, Akihito Noda, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara, Ryo Takahashi
2024 J jnl
Friction jointing of distributed rigid capacitors to stretchable liquid metal coil for full-body wireless charging clothing.
CoRR
Takashi Sato, Shinto Watanabe, Ryo Takahashi, Wakako Yukita, Tomoyuki Yokota, Takao Someya, Yoshihito Kawahara, Eiji Iwase, Junya Kurumida
2024 J jnl
Joint-repositionable Inner-wireless Planar Snake Robot.
CoRR
Ayato Kanada, Ryo Takahashi, Keito Hayashi, Ryusuke Hosaka, Wakako Yukita, Yasutaka Nakashima, Tomoyuki Yokota, Takao Someya, Mitsuhiro Kamezaki, Yoshihiro Kawahara, Motoji Yamamoto
2024 J jnl
OriStitch: A Machine Embroidery Workflow to Turn Existing Fabrics into Self-Folding 3D Textiles.
CoRR
Zekun Chang, Yuta Noma, Shuo Feng, Xinyi Yang, Kazuhiro Shinoda, Tung D. Ta, Koji Yatani, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara, Koya Narumi, François Guimbretière, Thijs Roumen
2024 J jnl
Plug-n-play e-knit: prototyping large-area e-textiles using machine-knitted magnetically-repositionable sensor networks.
CoRR
Yifan Li, Ryo Takahashi, Wakako Yukita, Kanata Matsutani, Cedric Caremel, Yuhiro Iwamoto, Sunghoon Lee, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara
2023 — conf
Ultra-flexible organic photovoltaics for powering wearable electronics.
ASICON
Sixing Xiong, Kenjiro Fukuda, Takao Someya
2022 A* conf
Meander Coil++: A Body-scale Wireless Power Transmission Using Safe-to-body and Energy-efficient Transmitter Coil.
CHI
Ryo Takahashi, Wakako Yukita, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara
2021 J jnl
Twin Meander Coil: Sensitive Readout of Battery-free On-body Wireless Sensors Using Body-scale Meander Coils.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Ryo Takahashi, Wakako Yukita, Takuya Sasatani, Tomoyuki Yokota, Takao Someya, Yoshihiro Kawahara
2019 J jnl
Organic Photovoltaics: Toward Self-Powered Wearable Electronics.
Proc. IEEE
Kilho Yu, Steven Rich, Sunghoon Lee, Kenjiro Fukuda, Tomoyuki Yokota, Takao Someya
2018 J jnl
Simple action potential measurement of cardiac cell sheet utilizing electronic sheet.
Artif. Life Robotics
Takashi Ohya, Kazuki Nakazono, Tetsutaro Kikuchi, Daisuke Sasaki, Katsuhisa Sakaguchi, Tatsuya Shimizu, Kenjiro Fukuda, Takao Someya, Shinjiro Umezu
2017 J jnl
Programmable Neuron Array Based on a 2-Transistor Multiplier Using Organic Floating-Gate for Intelligent Sensors.
IEEE J. Emerg. Sel. Topics Circuits Syst.
Islam A. K. M. Mahfuzul, Masamune Hamamatsu, Tomoyuki Yokota, Sunghoon Lee, Wakako Yukita, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2017 — conf
Single laser to multiple optical fiber device for optogenetics-based epidural spinal cord stimulation.
NER
Shih-Yin Chang, Kazunori Naganuma, Hoshinori Kanazawa, Kenta Takashima, Kuniaki Konishi, Takao Someya, Masaki Sekino, Yasuo Kuniyoshi, Hiroshi Onodera
2016 — conf
Development of flexible and wide-range polymer-based temperature sensor for human bodies.
BHI
Tatsuya Nakamura, Tomoyuki Yokota, Yuki Terakawa, Jonathan T. Reeder, Walter Voit, Takao Someya, Masaki Sekino
2015 — conf
16.4 Energy-autonomous fever alarm armband integrating fully flexible solar cells, piezoelectric speaker, temperature detector, and 12V organic complementary FET circuits.
ISSCC
Hiroshi Fuketa, Masamune Hamamatsu, Tomoyuki Yokota, Wakako Yukita, Teruki Someya, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2015 — conf
An MRI-compatible and quantifiable mechanical stimulator for allodynia in a rat model of neuropathic pain.
EMBC
Toshiki Suzuki, Dongmin Kim, Masae Nagase, Youichi Saitoh, Takao Someya, Masaki Sekino
2015 — conf
An MRI-readable wireless flexible pressure sensor.
EMBC
Tatsuya Nakamura, Yusuke Inoue, Dongmin Kim, Naoji Matsuhisa, Tomoyuki Yokota, Tsuyoshi Sekitani, Takao Someya, Masaki Sekino
2015 — conf
Design of small-size pouch motors for rat gait rehabilitation device.
EMBC
Shih-Yin Chang, Kenta Takashima, Satoshi Nishikawa, Ryuma Niiyama, Takao Someya, Hiroshi Onodera, Yasuo Kuniyoshi
2015 J jnl
Preface.
Adv. Robotics
Kolja Kühnlenz, Barbara Kühnlenz, Ravinder Dahiya, Takao Someya, Akio Yamamoto, Gordon Cheng
2014 J jnl
1 µm-Thickness Ultra-Flexible and High Electrode-Density Surface Electromyogram Measurement Sheet With 2 V Organic Transistors for Prosthetic Hand Control.
IEEE Trans. Biomed. Circuits Syst.
Hiroshi Fuketa, Kazuaki Yoshioka, Yasuhiro Shinozuka, Koichi Ishida, Tomoyuki Yokota, Naoji Matsuhisa, Yusuke Inoue, Masaki Sekino, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2014 — conf
30.3 Organic-transistor-based 2kV ESD-tolerant flexible wet sensor sheet for biomedical applications with wireless power and data transmission using 13.56MHz magnetic resonance.
ISSCC
Hiroshi Fuketa, Kazuaki Yoshioka, Tomoyuki Yokota, Wakako Yukita, Mari Koizumi, Masaki Sekino, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2014 — conf
An MRI-compatible, ultra-thin, flexible stimulator array for functional neuroimaging by direct stimulation of the rat brain.
EMBC
Dongmin Kim, Yo Chin, Amir Reuveny, Tsuyoshi Sekitani, Takao Someya, Masaki Sekino
2014 — conf
Basic characteristics of implantable flexible pressure sensor for wireless readout using MRI.
EMBC
Tatsuya Nakamura, Yusuke Inoue, Dongmin Kim, Naoji Matsuhisa, Tomoyuki Yokota, Tsuyoshi Sekitani, Takao Someya, Masaki Sekino
2014 — conf
Bionic skins using flexible organic devices.
ESSDERC
Takao Someya
2014 — conf
Flexible, large-area, and distributed organic electronics closely contacted with skin for healthcare applications.
MWSCAS
Makoto Takamiya, Hiroshi Fuketa, Koichi Ishida, Tomoyuki Yokota, Tsuyoshi Sekitani, Takao Someya, Takayasu Sakurai
2014 — conf
Ultrathin, short channel, thermally-stable organic transistors for neural interface systems.
BioCAS
Amir Reuveny, Tomoyuki Yokota, Mari Koizumi, Martin Kaltenbrunner, Naoji Matsuhisa, Tsuyoshi Sekitani, Takao Someya
2013 — conf
1µm-thickness 64-channel surface electromyogram measurement sheet with 2V organic transistors for prosthetic hand control.
ISSCC
Hiroshi Fuketa, Kazuaki Yoshioka, Yasuhiro Shinozuka, Koichi Ishida, Tomoyuki Yokota, Naoji Matsuhisa, Yusuke Inoue, Masaki Sekino, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2013 A* conf
Electrical artificial skin using ultraflexible organic transistor.
DAC
Tsuyoshi Sekitani, Tomoyuki Yokota, Makoto Takamiya, Takayasu Sakurai, Takao Someya
2013 J jnl
Insole Pedometer With Piezoelectric Energy Harvester and 2 V Organic Circuits.
IEEE J. Solid State Circuits
Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Yasuhiro Shinozuka, Hiroshi Fuketa, Tomoyuki Yokota, Ute Zschieschang, Hagen Klauk, Gregory Tortissier, Tsuyoshi Sekitani, Hiroshi Toshiyoshi, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2013 — conf
Large-area and flexible sensors with organic transistors.
IWASI
Hiroshi Fuketa, Koichi Ishida, Tsuyoshi Sekitani, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2013 — conf
Sensitivity of MRI for directly detecting neuronal electrical activities in rat brain slices.
EMBC
Dongmin Kim, Takao Someya, Masaki Sekino
2012 J jnl
A 100-V AC Energy Meter Integrating 20-V Organic CMOS Digital and Analog Circuits With a Floating Gate for Process Variation Compensation and a 100-V Organic pMOS Rectifier.
IEEE J. Solid State Circuits
Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Tsuyoshi Sekitani, Hiroyoshi Nakajima, Hiroki Maeda, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2012 — conf
Insole pedometer with piezoelectric energy harvester and 2V organic digital and analog circuits.
ISSCC
Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Yasuhiro Shinozuka, Hiroshi Fuketa, Tomoyuki Yokota, Ute Zschieschang, Hagen Klauk, Gregory Tortissier, Tsuyoshi Sekitani, Makoto Takamiya, Hiroshi Toshiyoshi, Takao Someya, Takayasu Sakurai
2012 J jnl
The Effective Technology- and Resource-Management Strategy of Established Japanese Company: A Case Study of Toraya, a Traditional Japanese Confectioner.
J. Adv. Comput. Intell. Intell. Informatics
Kana Sugimoto, Takao Someya, Shin'ya Nagasawa
2011 — conf
100V AC power meter system-on-a-film (SoF) integrating 20V organic CMOS digital and analog circuits with floating gate for process-variation compensation and 100V organic PMOS rectifier.
ISSCC
Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Tsuyoshi Sekitani, Hiroyoshi Nakajima, Hiroki Maeda, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2011 J jnl
User Customizable Logic Paper (UCLP) With Sea-Of Transmission-Gates (SOTG) of 2-V Organic CMOS and Ink-Jet Printed Interconnects.
IEEE J. Solid State Circuits
Koichi Ishida, Naoki Masunaga, Ryo Takahashi, Tsuyoshi Sekitani, Shigeki Shino, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2010 A conf
Design of large area electronics with organic transistors.
ICCAD
Makoto Takamiya, Koichi Ishida, Tsuyoshi Sekitani, Takao Someya, Takayasu Sakurai
2010 A conf
Pseudo-CMOS: A novel design style for flexible electronics.
DATE
Tsung-Ching Huang, Kenjiro Fukuda, Chun-Ming Lo, Yung-Hui Yeh, Tsuyoshi Sekitani, Takao Someya, Kwang-Ting Cheng
2010 J jnl
Stretchable EMI Measurement Sheet With 8 ˟ 8 Coil Array, 2 V Organic CMOS Decoder, and 0.18 μ m Silicon CMOS LSIs for Electric and Magnetic Field Detection.
IEEE J. Solid State Circuits
Koichi Ishida, Naoki Masunaga, Zhiwei Zhou, Tadashi Yasufuku, Tsuyoshi Sekitani, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2010 — conf
User Customizable Logic Paper (UCLP) with organic sea-of-transmission-gates (SOTG) architecture and ink-jet printed interconnects.
ISSCC
Koichi Ishida, Naoki Masunaga, Ryo Takahashi, Tsuyoshi Sekitani, Shigeki Shino, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2009 J jnl
A 107-pJ/bit 100-kb/s 0.18- muhboxm Capacitive-Coupling Transceiver With Data Edge Signaling and DC Power-Free Pulse Detector for Printable Communication Sheet.
IEEE Trans. Circuits Syst. I Regul. Pap.
Lechang Liu, Makoto Takamiya, Tsuyoshi Sekitani, Yoshiaki Noguchi, Shintaro Nakano, Koichiro Zaitsu, Tadahiro Kuroda, Takao Someya, Takayasu Sakurai
2009 — conf
A stretchable EMI measurement sheet with 8×8 coil array, 2V organic CMOS decoder, and -70dBm EMI detection circuits in 0.18¼m CMOS.
ISSCC
Koichi Ishida, Naoki Masunaga, Zhiwei Zhou, Tadashi Yasufuku, Tsuyoshi Sekitani, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai
2008 — conf
A 107pJ/b 100kb/s 0.18μm Capacitive-Coupling Transceiver for Printable Communication Sheet.
ISSCC
Lechang Liu, Makoto Takamiya, Tsuyoshi Sekitani, Yoshiaki Noguchi, Shintaro Nakano, Koichiro Zaitsu, Tadahiro Kuroda, Takao Someya, Takayasu Sakurai
2008 J jnl
MIMO System with Relative Phase Difference Time-Shift Modulation for Rician Fading Environment.
IEICE Trans. Commun.
Kenichi Kobayashi, Takao Someya, Tomoaki Ohtsuki, Sigit P. W. Jarot, Tsuyoshi Kashima
2008 — conf
MIMO System with Relative Phase Difference Time-Shift Modulation in Rician Fading Environments.
ICC
Kenichi Kobayashi, Takao Someya, Tomoaki Ohtsuki, Sigit P. W. Jarot, Tsuyoshi Kashima
2007 J jnl
An Organic FET SRAM With Back Gate to Increase Static Noise Margin and Its Application to Braille Sheet Display.
IEEE J. Solid State Circuits
Makoto Takamiya, Tsuyoshi Sekitani, Yusaku Kato, Hiroshi Kawaguchi, Takao Someya, Takayasu Sakurai
2007 — conf
Design Solutions for a Multi-Object Wireless Power Transmission Sheet Based on Plastic Switches.
ISSCC
Makoto Takamiya, Tsuyoshi Sekitani, Yoshio Miyamoto, Yoshiaki Noguchi, Hiroshi Kawaguchi, Takao Someya, Takayasu Sakurai
2005 B conf
Channel estimation and data detection with tracking channel variation in MIMO system using ZF-based SAGE algorithm.
GLOBECOM
Takao Someya, Tomoaki Ohtsuki
2005 J jnl
Cut-and-paste customization of organic FET integrated circuit and its application to electronic artificial skin.
IEEE J. Solid State Circuits
Hiroshi Kawaguchi, Takao Someya, Tsuyoshi Sekitani, Takayasu Sakurai
2004 B conf
SAGE algorithm for channel estimation and data detection with tracking the channel variation in MIMO system.
GLOBECOM
Takao Someya, Tomoaki Ohtsuki