Takakuni Douseki

According to our database, Takakuni Douseki authored at least 26 papers between 1988 and 2021.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2021

Temperature-Robust 0.48-V FD-SOI Intermittent Startup Circuit with 300-nA Quiescent Current for Batteryless Wireless Sensor Capable of 1-μA Energy Harvesting Sources.

Minoru Sudo, Fumiyasu Utsunomiya, Ami Tanaka, Takakuni Douseki

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021

Alive Monitoring Sensor System with 2.45-GHz Wireless Power Transfer for Self-powered Wireless Sensor.

F. Nishimura, Y. Hirai, A. Kamitani, Ami Tanaka, Fumiyasu Utsunomiya, Hisashi Nishikawa, Takakuni Douseki

Proceedings of the 2021 IEEE Sensors, Sydney, Australia, October 31 - Nov. 3, 2021, 2021

Self-powered Wireless UV Sensor with Intervals of Wireless Transmission.

Shunta Furumura, Yasuhiro Hiraga, Fumiyasu Utsunomiya, Minoru Sudo, Ami Tanaka, Takakuni Douseki

Proceedings of the 2021 IEEE Sensors, Sydney, Australia, October 31 - Nov. 3, 2021, 2021

Urine-activated Battery Using Conductive Yarn Electrodes with Folded Backstitch Structure for Self-powered Urinary Incontinence Sensor.

Ami Tanaka, Shiyuya Imoto, Takakuni Douseki

Proceedings of the 2021 International Symposium on Advanced Technologies and Applications in the Internet of Things, 2021

2020

An RF Distance Sensor Utilizing Harmonic Signal from Rectenna for Power-Controlled Wireless Power Transmission System to Wearable Devices.

Norifumi Kashiyama, Kosuke Yoshida, Hisashi Nishikawa, Ami Tanaka, Takakuni Douseki

Proceedings of the 2020 IEEE International Conference on Consumer Electronics (ICCE), 2020

2019

Batteryless Speed and Timestamp Recorder with Multi-channel FM Radio Featuring Bicycle Frame Antenna.

Shogo Umemoto, Norifumi Kashiyama, Hisashi Nishikawa, Ami Tanaka, Takakuni Douseki

Proceedings of the Eleventh International Conference on Ubiquitous and Future Networks, 2019

Illuminance-robust semipermanent 2D porous code.

Kentaro Kimura, Asuka Ohashi, Yohei Fukumizu, Takakuni Douseki

Proceedings of the International Conference on Electronics, Information, and Communication, 2019

2018

Self-Powered Wireless Urinary-Incontinence Sensor System Detecting Urine Amount and Diaper Change Timing in Under 10 Minutes.

Hiroya Sakamoto, Ami Tanaka, Ryota Suematsu, Yo Nakajima, Takakuni Douseki

Proceedings of the 12th International Symposium on Medical Information and Communication Technology, 2018

2017

Self-powered wireless plant health monitoring system detects circadian rhythm using sap-activated battery.

Ami Tanaka, Syuuichi Okamoto, Ryoma Furumori, Takakuni Douseki, Fumiyasu Utsunomiya

Proceedings of the 2017 IEEE SENSORS, Glasgow, United Kingdom, October 29, 2017

Wireless-power transmitter with distance sensor for ultra-small wearable devices.

Takeshi Nishihashi, Hisashi Nishikawa, Norifumi Kashiyama, Ami Tanaka, Takakuni Douseki

Proceedings of the 2017 IEEE SENSORS, Glasgow, United Kingdom, October 29, 2017

2016

Self-powered wireless urinary-incontinence sensor determines time for diaper change from spacing between sensing signals.

Ami Tanaka, Ryota Suematsu, Hiroya Sakamoto, Takakuni Douseki

Proceedings of the 2016 IEEE SENSORS, Orlando, FL, USA, October 30 - November 3, 2016, 2016

Contactless direct heart-motion sensor using femtofarad-level capacitance-variation detector with VHF-band LC-oscillator.

Hisashi Nishikawa, Yuta Kambara, Yuya Shimizu, Kei Igarashi, Ami Tanaka, Takakuni Douseki

Proceedings of the 2016 IEEE SENSORS, Orlando, FL, USA, October 30 - November 3, 2016, 2016

Programmable multimode, multichannel universal wireless receiver with FFT-based multicarrier demodulator for batteryless wireless sensors.

Hisashi Nishikawa, Kei Igarashi, Takeshi Nishihashi, Yuya Shimizu, Ryota Suematsu, Ami Tanaka, Takakuni Douseki

Proceedings of the 2016 IEEE SENSORS, Orlando, FL, USA, October 30 - November 3, 2016, 2016

2014

Wireless Self-Powered Urinary Incontinence Sensor for Disposable Diapers.

Ami Tanaka, Takakuni Douseki

IEICE Trans. Commun., 2014

2013

A wireless self-powered urinary incontinence sensor embedded in disposable diapers.

Ami Tanaka, Takakuni Douseki

Proceedings of the 7th International Symposium on Medical Information and Communication Technology, 2013

Self-powered wireless disposable sensor for welfare application.

Takakuni Douseki, Ami Tanaka

Proceedings of the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2013

2012

Nanowatt-Power-Level Automatic Switch Combining ED-CMOS Circuit and LED.

Fumiyasu Utsunomiya, Takakuni Douseki

IEICE Trans. Electron., 2012

2006

A 0.5-V 25-MHz 1-mW 256-kb MTCMOS/SOI SRAM for solar-power-operated portable personal digital equipment - sure write operation by using step-down negatively overdriven bitline scheme.

Nobutaro Shibata, Hiroshi Kiya, Shigehiro Kurita, Hidetaka Okamoto, Masa'aki Tan'no, Takakuni Douseki

IEEE J. Solid State Circuits, 2006

2005

Sub-1-V Power-Supply System with Variable-Stage SC-Type DC-DC Converter Scheme for Ambient Energy Sources.

Yoshifumi Yoshida, Fumiyasu Utsunomiya, Takakuni Douseki

IEICE Trans. Electron., 2005

A Sub-0.5 V Differential ED-CMOS/SOI Circuit with Over-1-GHz Operation.

Takakuni Douseki, Toshishige Shimamura, Nobutaro Shibata

IEICE Trans. Electron., 2005

2004

A batteryless optical-wireless system with white-LED illumination.

Takakuni Douseki

Proceedings of the IEEE 15th International Symposium on Personal, 2004

2003

A batteryless wireless system with MTCMOS/SOI circuit technology.

Takakuni Douseki, Tsuneo Tsukahara, Yoshifumi Yoshida, Fumiyasu Utsunomiya, Norio Hama

Proceedings of the IEEE Custom Integrated Circuits Conference, 2003

2001

A sub-1V dual-threshold domino circuit using product-of-sum logic.

Koji Fujii, Takakuni Douseki, Yuichi Kado

Proceedings of the 2001 International Symposium on Low Power Electronics and Design, 2001

1997

A 0.5-V MTCMOS/SIMOX logic gate.

Takakuni Douseki, Satoshi Shigematsu, Junzo Yamada, Mitsuru Harada, Hiroshi Inokawa, Toshiaki Tsuchiya

IEEE J. Solid State Circuits, 1997

1995

1-V power supply high-speed digital circuit technology with multithreshold-voltage CMOS.

Shin'ichiro Mutoh, Takakuni Douseki, Yasuyuki Matsuya, Takahko Aoki, Satoshi Shigematsu, Junzo Yamada

IEEE J. Solid State Circuits, August, 1995

1988

BiCMOS circuit technology for a high-speed SRAM.

Takakuni Douseki, Yasuo Ohmori

IEEE J. Solid State Circuits, February, 1988