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2020 – today
- 2023
[c51]Takashi Tokuda, Kosuke Takamatsu, Yicheng Wei, Yasufumi Yokoshiki:
CMOS-based flexible-arrange distributed neural interface system for wide-area BMI. BioCAS 2023: 1-4- [c50]Jin Yien Lee
, Takashi Tokuda, Kazuya Sato:
Autonomous Floor Navigation Control of Mobile Robot Using Elevator Button Recognition with Deep Learning. SICE 2023: 133-138 - 2022
- [c49]Takashi Tokuda, Jiawen Li, Mizuki Takeuchi, Masato Fukamachi, Yasufumi Yokoshiki:
CMOS-based distributed implantable brain interface device. NEWCAS 2022: 380-383 - [c48]Atsushi Kakogawa, Yoshiki Mori, Toshiki Fukasawa, Naoaki Kurimoto, Shinya Tokunaga, Takashi Tokuda, Akira Yamamoto, Sadao Kawamura:
A Highly Backdrivable Robotic Arm using Low Friction and High Accuracy Cycloidal Geared Motors: ALFHA. SII 2022: 428-433 - 2021
- [j15]Yasumi Ohta, Mark Christian Guinto, Takashi Tokuda, Mamiko Kawahara, Makito Haruta, Hironari Takehara, Hiroyuki Tashiro, Kiyotaka Sasagawa, Hirotaka Onoe, Reona Yamaguchi, Yoshinori Koshimizu, Kaoru Isa, Tadashi Isa, Kenta Kobayashi, Yasemin M. Akay, Metin Akay, Jun Ohta:
Micro-LED Array-Based Photo-Stimulation Devices for Optogenetics in Rat and Macaque Monkey Brains. IEEE Access 9: 127937-127949 (2021) - 2020
- [j14]Jun Ohta, Benoit Gosselin, Takashi Tokuda:
Guest Editorial: Special Issue on Selected Papers From IEEE BioCAS 2019. IEEE Trans. Biomed. Circuits Syst. 14(4): 634-635 (2020) - [j13]Po-Han Kuo, Oi-Ying Wong, Chi-Kuan Tzeng, Pu-Wei Wu, Chuan-Chin Chiao, Po-Hung Chen, Po-Chun Chen, Yueh-Chun Tsai, Fang-Liang Chu, Jun Ohta, Takashi Tokuda, Toshihiko Noda, Chung-Yu Wu:
Improved Charge Pump Design and Ex Vivo Experimental Validation of CMOS 256-Pixel Photovoltaic-Powered Subretinal Prosthetic Chip. IEEE Trans. Biomed. Eng. 67(5): 1490-1504 (2020) - [j12]Erus Rustami, Kiyotaka Sasagawa, Kenji Sugie, Yasumi Ohta, Makito Haruta, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Needle-Type Imager Sensor With Band-Pass Composite Emission Filter and Parallel Fiber-Coupled Laser Excitation. IEEE Trans. Circuits Syst. I Fundam. Theory Appl. 67-I(4): 1082-1091 (2020)
2010 – 2019
- 2019
- [c47]Erus Rustami, Kiyotaka Sasagawa, Yasumi Ohta, Makito Haruta, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
A Thin Composite Emission Filter and Fiber Coupled Laser Excitation for Implantable Fluorescence Imager Application. ISCAS 2019: 1-4 - 2018
- [j11]Hironari Takehara, Yuta Nakamoto, Narihito Ikeda, Kiyotaka Sasagawa, Makito Haruta, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Compact Lensless Fluorescence Counting System for Single Molecular Assay. IEEE Trans. Biomed. Circuits Syst. 12(5): 1177-1185 (2018) - [c46]Wuthibenjaphonchai Nattakarn, Makito Haruta, Toshihiko Noda, Kiyotaka Sasagawa, Takashi Tokuda, Mohamad Sawan, Sandro Carrara, Jun Ohta:
Battery-Free. Sticker-Like, Device for Health Monitoring, Operated by Optical Power Transfer. BioCAS 2018: 1-4 - [c45]Kiyotaka Sasagawa, Yasumi Ohta, Makito Haruta, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Excitation and Emission Filters for Implantable Fluorescence Imaging Devices by Laser Lift-Off Process. BioCAS 2018: 1-4 - [c44]Mehdi Noormohammadi Khiarak, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta, Sylvain Martel, Yves De Koninck, Benoit Gosselin:
Live Demonstration: An Energy-Efficient CMOS Biophotometry Sensor Interface. ISCAS 2018: 1- - [c43]Mehdi Noormohammadi Khiarak, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta, Sylvain Martel, Yves De Koninck, Benoit Gosselin:
An Energy-Efficient CMOS Biophotometry Sensor With Incremental DT-∑Δ ADC Conversion. ISCAS 2018: 1-4 - [c42]Leila Montazeri, Nizar El Zarif, Takashi Tokuda, Jun Ohta, Mohamad Sawan:
Active Control of μLED Arrays for Optogenetic Stimulation. ISCAS 2018: 1-5 - [c41]Takashi Tokuda, Wuthibenjaphonchai Nattakarn, Takaaki Ishizu, Makito Haruta, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta, Mohamad Sawan:
Live Demonstration: IoT micronode with optical ID transmission capability operated by optical energy harvesting. ISCAS 2018: 1- - [c40]Mehdi Noormohammadi Khiarak, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta, Sylvain Martel, Yves De Koninck, Benoit Gosselin:
A 17-bit 104-dB-DR High-Precision Low-Power CMOS Fluorescence Biosensor With Extended Counting ADC and Noise Cancellation. NEWCAS 2018: 100-103 - 2017
- [j10]Jun Ohta, Toshihiko Noda, Kenzo Shodo, Yasuo Terasawa, Makito Haruta, Kiyotaka Sasagawa, Takashi Tokuda:
Stimulator Design of Retinal Prosthesis. IEICE Trans. Electron. 100-C(6): 523-528 (2017) - [j9]Jun Ohta, Yasumi Ohta, Hiroaki Takehara, Toshihiko Noda, Kiyotaka Sasagawa, Takashi Tokuda, Makito Haruta, Takuma Kobayashi, Yasemin M. Akay, Metin Akay:
Implantable Microimaging Device for Observing Brain Activities of Rodents. Proc. IEEE 105(1): 158-166 (2017) - [c39]Toshihiko Noda, Shinya Nishimura, Yukari Nakano, Yasuo Terasawa, Makito Haruta, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta:
Fabrication and in vivo demonstration of microchip-embedded smart electrode device for neural stimulation in retinal prosthesis. BioCAS 2017: 1-4 - [c38]Kiyotaka Sasagawa, Makito Haruta, Koki Fujimoto, Yasumi Ohta, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Fluorescence imaging device with an ultra-thin micro-LED. BioCAS 2017: 1-4 - [c37]Takahiro Yamaguchi, Hajime Hayami, Yoshinori Sunaga, Makito Haruta, Toshihiko Noda, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta:
Parylene-based flexible imaging device for physiological measurement of rodent brain. IEEE SENSORS 2017: 1-3 - [c36]Takashi Tokuda, Makito Haruta, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta:
CMOS-based opto-electric neural interface devices for optogenetics. MWSCAS 2017: 377-380 - [c35]Mehdi Noormohammadi Khiarak, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta, Sylvain Martel, Yves De Koninck, Benoit Gosselin:
A high-precision CMOS biophotometry sensor with noise cancellation and two-step A/D conversion. NEWCAS 2017: 293-296 - 2016
- [j8]Takashi Tokuda, Toshikazu Kawamura, Keita Masuda, Tomohiro Hirai, Hironari Takehara, Yasumi Ohta, Mayumi Motoyama, Hiroaki Takehara, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta, Teru Okitsu, Shoji Takeuchi:
In Vitro Long-Term Performance Evaluation and Improvement in the Response Time of CMOS-Based Implantable Glucose Sensors. IEEE Des. Test 33(4): 37-48 (2016) - [j7]Takashi Tokuda, Hiroaki Takehara, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta:
CMOS-Based Optoelectronic On-Chip Neural Interface Device. IEICE Trans. Electron. 99-C(2): 165-172 (2016) - [c34]Kiyotaka Sasagawa, Takahiro Yamaguchi, Makito Haruta, Yasumi Ohta, Hiroaki Takehara, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Hemodynamic imaging using an implantable self-reset image sensor. BioCAS 2016: 452-455 - [c33]Hironari Takehara, Yuta Nakamoto, Kiyotaka Sasagawa, Hiroaki Takehara, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Compact lensless digital counting system for fluorescent micro-reaction-chamber array. BioCAS 2016: 600-603 - [c32]Takashi Tokuda, Satoki Noguchi, Satoru Iwasaki, Hiroaki Takehara, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta:
CMOS-based opto-electronic neural interface devices for optogenetics. EMBC 2016: 6319-6322 - [c31]Takashi Tokuda, Shigeki Doi:
Intelligent motor modules system. GCCE 2016: 1-4 - [c30]Jun Ohta, Hironari Takehara, Kiyotaka Sasagawa, Hiroaki Takehara, Toshihiko Noda, Takashi Tokuda:
On-chip fluorescence detection system with high-density microchamber array based on CMOS image sensor. ISCAS 2016: 2867-2870 - [c29]Toshihiko Noda, Hiroaki Takehara, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta:
Neural stimulators for retinal prosthesis embedded with CMOS microchips. MWSCAS 2016: 1-4 - 2015
- [c28]Hironari Takehara, Mizuki Nagasaki, Kiyotaka Sasagawa, Hiroaki Takehara, Toshihiko Noda, Takashi Tokuda, Hiroyuki Noji, Jun Ohta:
High coupling efficiency contact imaging system having micro light pipe array for a digital enzyme-linked immunosorbent assay. BioCAS 2015: 1-4 - [c27]Takashi Tokuda, Hiroaki Takehara, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta:
CMOS-based on-chip neural interface devices for optogenetics. BioCAS 2015: 1-4 - [c26]Toshihiko Noda, Takumi Fujisawa, Ryohei Kawasaki, Hiroyuki Tashiro, Hiroaki Takehara, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta:
Fabrication and functional demonstration of a smart electrode with a built-in CMOS microchip for neural stimulation of a retinal prosthesis. EMBC 2015: 3355-3358 - 2014
- [c25]Kiyotaka Sasagawa, Yoshinori Sunaga, Makito Haruta, Takahiro Yamaguchi, Hironari Takehara, Hiroaki Takehara, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Demonstration of implantable CMOS image sensors for functional brain imaging. BioCAS 2014: 184 - [c24]Yoshinori Sunaga, Makito Haruta, Takahiro Yamaguchi, Mayumi Motoyama, Yasumi Ohta, Hiroaki Takehara, Toshihiko Noda, Kiyotaka Sasagawa, Takashi Tokuda, Jun Ohta:
An implantable green fluorescence imaging device using absorption filters with high excitation light rejection ratio. BioCAS 2014: 248-251 - [c23]Kiyotaka Sasagawa, Takahiro Yamaguchi, Makito Haruta, Yoshinori Sunaga, Hironari Takehara, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
An implantable image sensor with self-reset function for brain imaging. BioCAS 2014: 252-255 - 2013
- [c22]Takashi Tokuda, S. Nakajima, Y. Maezawa, Toshihiko Noda, Kiyotaka Sasagawa, Yasuyuki Ishikawa, Sadao Shiosaka, Jun Ohta:
An in vitro demonstration of CMOS-based optoelectronic neural interface device for optogenetics. EMBC 2013: 799-802 - [c21]Kiyotaka Sasagawa, Yoshiaki Ishii, Shogo Yokota, Takashi Matsuda, Peter Davis, Bing Zhang, Keren Li, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Implantable image sensor based on intra-brain image transmission. EMBC 2013: 1863-1866 - [c20]Jun Ohta, Toshihiko Noda, Kiyotaka Sasagawa, Takashi Tokuda, Yasuo Terasawa, Hironari Kanda, Takashi Fujikado:
A CMOS microchip-based retinal prosthetic device for large numbers of stimulation in wide area. ISCAS 2013: 642-645 - 2012
- [c19]Kiyotaka Sasagawa, Shogo Yokota, Chikara Kitsumoto, Takashi Matsuda, Peter Davis, Bing Zhang, Keren Li, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Image signal transmission through brain by an implantable micro-imager. BioCAS 2012: 144-147 - [c18]Jun Ohta, Chikara Kitsumoto, Toshihiko Noda, Kiyotaka Sasagawa, Takashi Tokuda, Mayumi Motoyama, Yasumi Ohta, Takuma Kobayashi, Yasuaki Ishikawa, Sadao Shiosaka:
A micro imaging device for measuring neural actvities in the mouse deep brain with minimal invasiveness. BioCAS 2012: 244-247 - [c17]Takashi Tokuda, Tomoaki Miyatani, Yasuyo Maezawa, Takuma Kobayashi, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta:
A CMOS-based on-chip neural interface device equipped with integrated LED array for optogenetics. EMBC 2012: 5146-5149 - [c16]Kiyotaka Sasagawa, Shogo Yokota, Takashi Matsuda, Peter Davis, Bing Zhang, Keren Li, Takuma Kobayashi, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Baseband signal transmission experiment for intra-brain communication with implantable image sensor. EMBC 2012: 6011-6014 - 2011
- [j6]Jun Ohta, Takuma Kobayashi, Toshihiko Noda, Kiyotaka Sasagawa, Takashi Tokuda:
CMOS Imaging Devices for Biomedical Applications. IEICE Trans. Commun. 94-B(9): 2454-2460 (2011) - [c15]Kiyotaka Sasagawa, Takashi Matsuda, Peter Davis, Bing Zhang, Keren Li, Takuma Kobayashi, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Wireless intra-brain communication for image transmission through mouse brain. EMBC 2011: 2917-2920 - [c14]Takashi Tokuda, Takasuke Ito, Takuya Kitao, Toshihiko Noda, Kiyotaka Sasagawa, Yasuo Terasawa, Hiroyuki Tashiro, Hironari Kanda, Takashi Fujikado, Jun Ohta:
CMOS-based smart-electrode-type retinal stimulator with bullet-shaped bulk Pt electrodes. EMBC 2011: 6733-6736 - [c13]Toshihiko Noda, Takuya Kitao, Takasuke Ito, Kiyotaka Sasagawa, Takashi Tokuda, Yasuo Terasawa, Hiroyuki Tashiro, Hiroyuki Kanda, Takashi Fujikado, Jun Ohta:
Fabrication of a flexible neural interface device with CMOS-based smart electrodes. VLSI-SoC 2011: 10-14 - [c12]Kiyotaka Sasagawa, Hiroyuki Masuda, Ayato Tagawa, Takuma Kobayashi, Toshihiko Noda, Takashi Tokuda, Jun Ohta:
Micro CMOS image sensor for multi-area imaging. VLSI-SoC 2011: 15-18 - 2010
- [j5]Takashi Tokuda, Yoichi Takeuchi, Yuki Sagawa, Toshihiko Noda, Kiyotaka Sasagawa, Kentaro Nishida, Takashi Fujikado, Jun Ohta:
Development and in vivo Demonstration of CMOS-Based Multichip Retinal Stimulator With Simultaneous Multisite Stimulation Capability. IEEE Trans. Biomed. Circuits Syst. 4(6): 445-453 (2010)
2000 – 2009
- 2009
- [j4]Jun Ohta, Takashi Tokuda, Kiyotaka Sasagawa, Toshihiko Noda:
Implantable CMOS Biomedical Devices. Sensors 9(11): 9073-9093 (2009) - [j3]Takashi Tokuda, Hirofumi Yamada, Kiyotaka Sasagawa, Jun Ohta:
Polarization-Analyzing CMOS Image Sensor With Monolithically Embedded Polarizer for Microchemistry Systems. IEEE Trans. Biomed. Circuits Syst. 3(5): 259-266 (2009) - [c11]Takashi Tokuda, Yoichi Takeuchi, Toshihiko Noda, Kiyotaka Sasagawa, Jun Ohta:
CMOS-based flexible multi-site retinal stimulator toward retinal prosthesis technology. CICC 2009: 511-514 - [c10]Takashi Tokuda, Hirofumi Yamada, Kiyotaka Sasagawa, Jun Ohta:
Polarization-analyzing CMOS Image Sensor using Monolithically Embedded Polarizer for Microchemistry Systems. ISCAS 2009: 313-316 - 2008
- [c9]Takashi Tokuda, Shigeki Sawamura, Yasuo Terasawa, Yasuo Tano, Jun Ohta:
CMOS LSI-based multi-chip flexible retinal prosthesis device for subretinal implantation. CICC 2008: 325-328 - [c8]Takashi Tokuda, Sho Sato, Hirofumi Yamada, Jun Ohta:
Polarization analyzing CMOS sensor for microchamber/microfluidic system based on image sensor technology. ISCAS 2008: 3162-3165 - 2007
- [c7]David C. Ng, Taro Mizuno, Takashi Tokuda, Masahiro Nunoshita, Hideki Tamura, Yasuyuki Ishikawa, Sadao Shiosaka, Jun Ohta:
Integration of CMOS and MEMS Technologies in the Development of a Neural Imaging and Interface Device: Showcase of an Emerging Bioimaging Technique. CICC 2007: 837-840 - 2006
- [j2]David C. Ng, Tetsuo Furumiya, Koichi Yasuoka, Akihiro Uehara, Keiichiro Kagawa, Takashi Tokuda, Masahiro Nunoshita, Jun Ohta:
Pulse frequency modulation based CMOS image sensor for subretinal stimulation. IEEE Trans. Circuits Syst. II Express Briefs 53-II(6): 487-491 (2006) - [c6]David C. Ng, Takashi Tokuda, Takuma Nakagawa, Hideki Tamura, Masahiro Nunoshita, Yasuyuki Ishikawa, Sadao Shiosaka, Jun Ohta:
A New Neural Imaging Approach Using a CMOS Imaging Device. EMBC 2006: 1061-1064 - [c5]Takashi Tokuda, Masayuki Kawada, Sachie Sugitani, Mari Taniyama, Akihiro Uehara, Keiichiro Kagawa, Masahiro Nunoshita, Jun Ohta:
A multi-chip-architecture based flexible stimulation device for retinal prosthesis with a flip-chip packaging technique. EMBC 2006: 2920-2923 - 2005
- [c4]Jun Ohta, Keiichiro Kagawa, Takashi Tokuda, Masahiro Nunoshita:
Retinal prosthesis device based on pulse-frequency-modulation vision chip. ISCAS (3) 2005: 2923-2926 - 2004
- [j1]Akihiro Uehara, Keiichiro Kagawa, Takashi Tokuda, Jun Ohta, Masahiro Nunoshita:
A high-sensitive digital photosensor using MOS interface-trap charge pumping. IEICE Electron. Express 1(18): 556-561 (2004) - [c3]Jun Ohta, Tetsuo Furumiya, David C. Ng, Akihiro Uehara, Keiichiro Kagawa, Takashi Tokuda, Masahiro Nunoshita:
A retinal prosthetic device using a pulse-frequency-modulation CMOS image sensor. ASP-DAC 2004: 549-550 - [c2]Jun Ohta, Keiichiro Kagawa, Koichi Yamamoto, Takashi Tokuda, Yu Oya, Masahiro Nunoshita:
Improvement of saturation characteristics of a frequency-demodulation CMOS image sensor. ASP-DAC 2004: 575-576 - 2000
- [c1]Jun Ohta, Akihiro Uehara, Takashi Tokuda, Masahiro Nunoshita:
Pulse-Modulated Vision Chips with Versatile-Interconnected Pixels. IPDPS Workshops 2000: 1063-1071
Coauthor Index
[j15] [j14] [j13] [j12] [c47] [j11] [c46] [c45] [c44] [c43] [c42] [c41] [c40] [j10] [j9] [c39] [c38] [c37] [c36] [c35] [j8] [j7] [c34] [c33] [c32] [c30] [c29] [c28] [c27] [c26] [c25] [c24] [c23] [c22] [c21] [c20] [c19] [c18] [c17] [c16] [j6] [c15] [c14] [c13] [c12] [j5] [j4] [j3] [c11] [c10] [c9] [c8] [c7] [j2] [c6] [c5] [c4] [j1] [c3] [c2] [c1]
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