Graduate School of Engineering Osaka University
Division of Electrical, Electronic and Information Engineering Department of Quantum Electronic Device Engineering
Biosystems and Devices Area
TEL.+81-6-6879-7786
E6-E(5F),
2-1 Yamadaoka, Suita,
Osaka 565-0871 Japan
2020/01/17NEW
Prof. Yagi gave a presentation at JTTAS Next-generation Image Input Vision System Subcommittee
Prof. Yagi gave a presentation at JTTAS Next-generation Image Input Vision System Subcommittee held at Tokyo University of Science.
The details are as follows.
"網膜の事象駆動情報処理機構を応用した人工視覚"
2020/01/15
Some students from Mapua University visited our lab
Some students from Mapua University visited our lab, and experienced our artificial vision simulator.
2019/12/06
Mr. Hayashi gave a presentation at MBE
Mr. Hayashi (Master's Course, 2nd Year) gave a presentation
at Technical Committee on ME and Bio Cybernetics (MBE), in Aichi, Japan, on December 6th, 2019.
" Voltage sensitive dye imaging analysis of neural responses induced by multi-channel stimulation in mouse cerebral cortical slices"
S. Hayashi, Y. Hayashida, T. Nomoto, T. Yagi
2019/10/16
The 14th MEI3 Center International Symposium was held
The 14th MEI3 Center International Symposium was held and Prof.Yagi gave a presantation at this conference.
The details are as follows.
＜Tetsuya Yagi＞
Retinomorphic computation for dynamic visual prosthetic
2019/10/04
Welcome party for international students
We held the welcome party for an international student and a visiting researcher coming from China.
2019/09/27
The 14th MEI3 Center International Symposium will be held on October 16th
The 14th MEI3 Center International Symposium will be held on October 16th by Global Center for Medical Engineering and Informatics, Osaka University (MEI3).
Please click here for details
2019/09/24
Mr. Chan from Academia Sinica visited our lab
Mr. Chi Keung Chan from Academia Sinica visited our lab.
On the day, he observed our Artificial Retina, and holded a seminar on his research.
2019/09/06
Our research won the Best Research Award at JNNS2019
Our research won the Best Research Award at
JNNS2019, in Tokyo, Japan, September 6th, 2019.
Congratulations!
H. Yamaguchi, Y. Kudo, K. Ishii, Y. Hayashida, T. Yagi
"マウス網膜神経節細胞の高頻度スパイク集団による視覚情報抽出"
NC2017-60 (January, 2018)
2019/08/09
The annual college's open day for new students
Our laboratory was open for any jr.highschool student or highschool student and so on.
2019/08/02
Farewell party for Ms. Celine
We held the farewell party for Ms. Vergne Celine Audrey (exchange student, FrontierLab@OsakaU program)
Thank you for a lot of fun memories !
2019/07/31
Ms. Celine gave a presentation in the University
Ms. Vergne Celine Audrey (exchange student, FrontierLab@OsakaU program)
gave a presentation about her research for the end of the program.
"Simulation study on neuronal responses of visual cortex induced by prosthetic microstimulations"
2019/07/30
Associate Prof. Hayashida, Ms. Celine, and Mr. Nakao gave a presentation at Asia-Pacific Conference on Vision
Associate Prof. Hayashida, Ms. Vergne Celine Audrey (exchange student, FrontierLab@OsakaU program), and Mr. Nakao gave a poster presentation at Asia-Pacific Conference on Vision held at Osaka Ibaraki Campus of Ritsumeikan University, July 30th -August 1st, 2019.
【oral presentaion】
"Animal experiment platform with wireless multi-channel microstimulation system usable for cortical vision prosthesis"
Yuki Hayashida, Yuichi Umehira, Naoki Satoshiro, Kosuke Takayama, Shinnosuke Ishikawa, Tetsuya Yagi
【poster presentaion】
"Quantitative analyses of cortical responses to prosthetic microstimulations using voltage-sensitive dye imaging on mice"
Celine Audrey Vergne, Lucas de Levy Oliviera, Tamas David Fehervari, Keisuke Morisada, Naofumi Suematsu, Yuki Hayashida, Tetsuya Yagi
"Wearable phosphene image simulator for cortical visual prosthesis"
Fumiaki Nakao, Nobuaki Kishigami, Jinhwhan Choi, Yuki Takano, Naofumi Suematsu, Tetsuya Yagi
2019/06/06
Associate Prof. Hayashida, Mr. Satoshiro, and Mr. Nakao gave a poster presentation at The 58th Annual Conference of Japanese Society for Medical and Biological Engineering
Associate Prof. Hayashida, Mr. Satoshiro, and Mr. Nakaogave a poster presentation at The 58th Annual Conference of Japanese Society for Medical and Biological Engineering in Okinawa, Japan, June 06-08, 2019.
"皮質型視覚補綴に向けた無線式多チャネル刺激システムと無拘束動物実験プラットフォーム"
Y. Hayashida, Y. Umehira, N. Satoshiro, K. Takayama, S. Ishikawa, N. Suematsu
"in-vitro細胞組織の制御・育成のための多チャネル刺激-計測システムの開発"
N. Satoshiro, T. Shimizu, J. Choi, T. Yagi, Y. Hayashida
"視覚野刺激型人工視覚のためのウェアラブルシミュレータの開発"
F. Nakao, N. Kishigami, J. Choi, N. Suematsu, T. Yagi
2019/04/26
Welcome party
Welcome party of 2019 was held. Four Bachelor students, three 1st-year Master Course students are newly added members.
2019/03/04
The article written by Mr. Tanaka was accepted by the Journal of Neural Engineering
Following paper was accepted by the Journal of Neural Engineering.
"Focal activation of neuronal circuits induced by microstimulation in the visual cortex" by Tanaka, Yuta; Nomoto, Tomohiro; Shiki, Takuya; Sakata, Yuya; Shimada, Yoshinori; Hayashida, Yuki; Yagi, Tetsuya"
2019/02/08
Farewell party for Ms. Kathryn
We held the farewell party for Ms. Delavere Kathryn Ann (exchange student, FrontierLab@OsakaU program)
Thank you for a lot of fun memories for half a year!
2019/02/06
Ms. Kathryn gave a presentation in the University
Ms. Delavere Kathryn Ann (exchange student, FrontierLab@OsakaU program)
gave a presentation about her research for the end of the program.
"Constructing an Equivalent Electrical Model of the Visual Cortex Using COMSOL Multiphysics"
2019/02/04
Mr. Ishii won the IEEE CIS Japan Chapter Young Researcher Award (Neuro Computing)
Mr. Ishii (Master's Course, 2nd Year) gave a presentation
at Technical Committee on Neurocomputing (NC), in Tokyo, Japan, March 13, 2018.
And he won the IEEE Computational Intelligence Society Japan Chapter Young Researcher Award (Neuro Computing).
Congratulations!
"Analyses on the image extraction properties of the retinal ganglion cell spikes with a hardware model"
K. Ishii, H. Yamaguchi, Y. Hayashida, N. Suematsu, T. Yagi
2019/02/01
Mr. Nakao gave a presentation at MBE
Mr. Nakao (Under Graduate Course, 4th Year) gave a presentation
at Technical Committee on ME and Bio Cybernetics (MBE), in Saga, Japan, January 31 and February 1, 2019.
"Simulation analyses on the electrode arrangement in the visual cortical prostheses"
F. Nakao, N. Kishigami, J. Choi, N. Suematsu, T. Yagi
2018/12/15
Mr. Nakao will give a presentation at MBE in Saga in February
Mr. Nakao (Under Graduate Course, 4th Year) will give a presentation
at Technical Committee on ME and Bio Cybernetics (MBE), in Saga, Japan, January 31 and February 1, 2019.
"Simulation analyses on the electrode arrangement in the visual cortical prostheses"
F. Nakao, N. Kishigami, J. Choi, N. Suematsu, T. Yagi
2018/12/15
Mr. Shimizu gave a presentation at MBE and won the prize
Mr. Shimizu (Master's Course, 2nd Year) gave a presentation
at Technical Committee on ME and Bio Cybernetics (MBE), in Aichi, Japan, December 15, 2018.
And he won the prize.
Congratulations!
"Multi-channel stimulation and measurement system for closed-loop control of cellular tissue activities"
T. Shimizu, N. Satoshiro, J. Choi, T. Yagi, Y. Hayashida
2018/12/11
We had many visitors from Xi'an Jiaotong University
Many students and teachers from Xi'an Jiaotong University visited the lab.
We spent a productive time. Thank you very much.
2018/10/28
Ms. Ota gave a poster presentation at IEEE LSC 2018
Ms. Ota (Master's Course, 2nd Year) gave a poster presentation at The Second Annual IEEE Life Sciences Conference in Montreal, Quebec, Canada, October 28-30, 2018.
"Neural Excitations by the Current Injected Through the Carbon Nanotube Surface of an Intracortical Electrode in Vivo"
R. Ota, S. Suga, Y. Hayashida
2018/10/17
Mr. Lucas gave a poster presentation at BioCAS2018 and NeuroCAS2018
Mr. Lucas (Master's Course, 2nd Year) gave a poster presentation at BioCAS 2018 and NeuroCAS in Cleveland, Ohio, USA, October 17-21, 2018.
"Spatiotemporal Analysis of Simultaneous Repetitive Electrical Stimulation with Voltage Sensitive Dye"
L. L. Oliveira, N. Suematsu, T. Yagi
2018/10/12
Welcome party for international students
We held the welcome party for international students coming from France and Australia.
2018/10/04
We had some visitors from Peking University, Beihang University, and Kyushu Institute of Technology
Prof.Wong of Beihang University, Prof.Wong of Peking University and some visitors from China visited the lab with Prof. Ishi of Kyushu Institute of Technology.
2018/09/21
Prof.Yagi held a Key Note lecture at Retina Symposium in Switzerland
Prof.Yagi held a Key Note lecture at Retina Symposium in Switzerland on September 21.
2018/09/21
Prof. Yagi and Mr. Ishii did joint research projects at Juelich
Prof.Yagi and Mr. Ishii (Master's Course, 2nd Year) visited Juelich and did joint research projects from September 18 to September 21.
2018/09/12
Ms. Ota will give a poster presentation at IEEE LSC 2018 in Canada in October
Ms. Ota (Master's Course, 2nd Year) will give a poster presentation at The Second Annual IEEE Life Sciences Conference in Montreal, Quebec, Canada, October 28-30, 2018.
2018/09/10
In Osaka University SEEDS Second Step Experience Program, one high school student was short-term assigned to the laboratory
One high school student was short-term assigned to the laboratory through Osaka University SEEDS Program. ※About SEEDS program
2018/09/07
Dr. Suematsu and Mr. Nakao gave poster presentations at VisionScienceForum2018
Dr. Suematsu and Mr. Nakao (Under Graduate Course, 4th Year) gave poster presentations at VisionScienceForum2018 held at Osaka Ibaraki Campus of Ritsumeikan University.
"視野-視覚野投射モデルを用いた視覚野刺激型人工視覚シミュレータの開発と心理物理学実験への応用"
F. Nakao，Y. Takano，J. Choi，N. Kishigami，A. Toda，N. Suematsu，T. Yagi
"人工視覚によって誘発される光覚の行動学的評価"
N. Suematsu, I. Hagiwara, S. Miyamoto, S. Suga, T. Ogoshi, T. Yagi
2018/08/22
Mr. Lucas will give a poster presentation at BioCAS 2018 in the United States in October
Mr. Lucas (Master's Course, 2nd Year) will give a poster presentation at BioCAS 2018 in Cleveland, Ohio, USA, October 17-19, 2018.
2018/08/22
Prof. Yagi will hold a Key Note lecture at Retina Symposium in Switzerland in September
Prof. Yagi will hold a key note lecture at Retina Symposium in Zurich, Switzerland on September 20, 2018.
2018/07/29
Dr. Suematsu, Mr. Kashiwagi and Mr. Ogoshi gave poster presentations at The 41st Annual Meeting of the Japan Neuroscience Society
Assist Prof. Suematsu, Mr. Kashiwagi (Master's Course, 2nd Year) and Mr. Ogoshi (Master's Course, 1st Year) gave poster presentations at The 41st Annual Meeting of the Japan Neuroscience Society in Hyogo, Japan, July 26-29, 2018.
"Multivariable simulation system for accessing light perception induced by intracortical microstimulation to the primary and secondary visual cortices"
N. Suematsu, N. Kishigami, J. Choi, A. Toda, T. Yagi
"Physiological experiments in vitro and numerical simulations for modeling spatio-temporal spike dynamics in mouse retinal ganglion cells"
Y. Kashiwagi, T. Furusawa, T. Yagi, Y. Hayashida
"Trans-dural electrical stimulation to rodent visual cortex with round-tip pressing electrode"
T. Ogoshi, S. Miyamoto, N. Suematsu, T. Yagi
2018/07/23
Associate Prof. Hayashida visited University of Hawaii at Manoa, and gave a lecture at the seminar
In July 23rd, Associate Prof. Hayashida visited University of Hawaii at Manoa, and gave a lecture at the seminar.
"Physiological Studies and Electronics Development for Neural Prostheses"
2018/07/21
Associate Prof. Hayashida gave a invited talk at EMBC2018
Associate Prof. Hayashida gave a invited talk at 40th International Conference of the IEEE Engineering in Medicine and Biology Society in Honolulu, HI, July 17-21, 2018.
"Voltage-Sensitive Dye Neural Imaging for Testing and Designing Stimuli in Visual Prostheses"
2018/06/12
Job Hunting Finale Party
In June 12th, we had a Job Hunting Finale Party.
Congratulations!
2018/05/11
Farewell Party
Mrs. Nakatani left our laboratory. We had a farewell party.
Thank you very much, Mrs. Nakatani!!
2018/05/01
The spring university festival
From April 30 to May 1, 2018, The Icho Festival was held.
Thank you for coming to the lab.
2018/04/26
Welcome Party
Welcome party of FY2018 was held. Eight Bachelor students, three 1st-year Master Course students are newly added members.
2018/03/31
Farewell Party
In March 22nd, We had a farewell party for the graduate students and master's degree holders.
They are going to head for their own career goals.
Congratulations on your graduation!
2018/03/31
The wrap up party
In February 22nd, we have a wrap up party for seinior students and the 2nd year of a Master's degree students.
They enjoyed drinking.
2018/03/19
Mr.Ishii gave a presentation at NC
Mr.Ishii (Master's Course, 1st Year) gave a presentation at Technical Committee on Neurocomputing (NC), in Tokyo, Japan, March 13, 2018.
"Analyses on the image extraction properties of the retinal ganglion cell spikes with a hardware model"
K. Ishii, H. Yamaguchi, Y. Hayashida, N. Suematsu, T. Yagi
2018/03/19
Internship for Technical college students
From March 5th to 9th, we accepted two students for the Technical college internship.
2018/01/30
Mr.Yamaguchi gave a presentation at NC
Mr.Yamaguchi (Master's Course, 2nd Year) gave a presentation at Technical Committee on Neurocomputing (NC), in Fukuoka, Japan, January 27, 2018.
"Visual information encoding by high-frequency spike population in mouse retinal ganglion cells"
H. Yamaguchi, Y. Kudo, K. Ishii, Y. Hayashida, T. Yagi
2017/11/15
Lab Trip 2017
From November 13 to 14, 2017, Our Lab team went on a Lab trip.
We enjoyed sightseeing Awaji island, the Kompira shrine, and so on.
That was a very fun fun fun trip!
2017/11/15
The annual sports event, "Suita Festival"
In October, we participated an annual sports event in our campus called "Suita Festival".
We enjoyed various sports.
2017/10/10
The article written by Mr.Miyamoto was accepted in "Scientific Reports"
The article written by Mr.Miyamoto(Master's Course, 2nd Year) was accepted in "Scientific Reports".
"Age-related changes in the spatiotemporal responses to electrical stimulation in the visual cortex of rats with progressive vision loss"
S. Miyamoto, N. Suematsu, Y. Umehira , Y. Hayashida, T. Yagi
2017/10/10
Associate Prof.Hayashida gave a invited talk at MBE
Associate Prof.Hayashida gave a invited talk at Technical Committee on ME and Bio Cybernetics (MBE).
"Electronic devices and physiological studies for visual prostheses with intra-cortical micro-stimulation"
Y. Hayashida
2017/10/10
Mr.Morisada, Mr.Shioda and Ms.Kiyoto gave a presentation at MBE and Mr.Morisada won the prize
Mr.Morisada (Master's Course, 2nd Year), Mr.Shioda (Master's Course, 2nd Year) and Ms.Kiyoto (Master's Course, 1st Year) gave a presentation at Technical Committee on ME and Bio Cybernetics (MBE), in Osaka, Japan, October 7, 2017.
In this conference, Mr.Morisada won the Research Encouragement Prize by Technical Committee on ME and Bio Cybernetics.
"On the mechanism of the excitatory synaptic propagation induced by microstimulation in mouse visual cortices in vivo"
K. Morisada, S. Kakiichi, N. Suematsu, Y. Hayashida, T. Yagi
"Changes in light response characteristics of mouse retinal ganglion cells depending on background light"
K. Shiota, Y. Naruto, Y. Kashiwagi, T. Yagi, Y. Hayashida
"Imaging analyses on the spatio-temporal neural responses to light stimuli in the visual cortices of the mouse cerebral hemispheres"
S. Kiyoto, S. Futami, N. Suematsu, Y. Hayashida, T. Yagi
2017/10/10
Assist Prof.Suematsu gave a presentation at The Eye and The Chip 2017
Assist Prof.Suematsu gave a presantation at The Eye and The Chip 2017, in Detroit, USA, September 24-26, 2017.
"Quantitative Characterization of Neural Responses Induced by Microstimulation in Mice Visual Cortex for Designing a Visual Prosthetic Stimulation"
N. Suematsu, K. Takatani, Y. Hayashida, Y. Okazaki, T. Yagi
2017/10/02
Associate Prof.Hayashida gave a presentation at Vision Forum 2017Toyohashi, The 21st Annual Meeting
Associate Prof.Hayashida gave a presantation at Vision Forum 2017Toyohashi, The 21st Annual Meeting, in Aichi, Japan, September 28-29, 2017.
"On the effective stimulus parameters for intra-cortical visual prostheses - Imaging analyses on the population spike responses in cerebral slice preparations - "
Y. Hayashida, T. Nomoto, Y. Tanaka, Y. Umehira, T. Yagi
2017/09/27
Mr.Nomoto gave a presentation at the Electronics, Information and Systems Society of IEEJ Conference
Mr.Nomoto (Master's Course, 2nd Year) gave a presentation at the Electronics, Information and Systems Society of IEEJ Conference in Kagawa, Japan, September 6-9, 2017.
"On the induction of population action potentials in the mouse visual cortex-Parameters of intra-cortical current stimulation"
T. Nomoto, Y. Tanaka, Y. Hayashida, T. Yagi
2017/09/20
Mr.Kishigami gave a presentation at LE2017
In September 20, 2017, Mr.kishigami (Master's Course, 2nd Year) gave a presentation at LE2017 in Gifu University Satellite Campus.
"Formulated simulation model of the cortical prosthetic vision for virtual reality hardware implementations"
N. Kishigami, J. Choi, A. Toda, Y. Hayashida, T. Yagi
2017/08/22
Mr.Nomoto gave a poster presentation at EMBC2017
Mr.Nomoto (Master's Course, 2nd Year) gave a poster presentation at the 39th Annual International conference of the IEEE, Engineering in Medicine and Biology Society (EMBC2017) in Jeju, Korea, 2017.
"Imaging of population spikes induced by repetitive stimulus pulses in mouse cerebral slice in vitro"
T. Nomoto, Y. Tanaka, Y. Hayashida, T. Yagi
2017/08/22
Associate Prof.Hayashida organized a mini-Symposia at EMBC2017
Associate Prof.Hayashida organized a mini-Symposia at EMBC2017.
"Neural Prosthetic Devices Usable for Animal and Clinical Studies, in Asian Countries"
2017/08/22
Associate Prof.Hayashida gave a presentation at EMBC2017
Associate Prof.Hayashida gave a presantation at the 39th Annual International conference of the IEEE, Engineering in Medicine and Biology Society (EMBC2017) in Jeju, Korea, 2017.
"Wireless Device System for Multi-Channel Intra-Cortical Microstimulations ~Evaluation with Animal Studies in Vivo"
Y. Hayashida
2017/08/10
The annual college's open day for new students
In August 10, 2017, our laboratory is open for any jr.highschool student or highschool student and so on.
2017/08/03
A little party
In August 3, 2017, we had a little party to forget the heat.
2017/07/31
Associate Prof.Hayashida gave a invited talk at The 7th International Multidisciplinary Conference on Optofluidics 2017
Associate Prof.Hayashida gave a invited talk at The 7th International Multidisciplinary Conference on Optofluidics 2017 in Singapore, July 25-28, 2017.
"Optical-electrical modulation of cortical neuronal activities in the perfused tissue slice"
Y. Hayashida, Y. Sakata, Y. Tanaka, T. Nomoto, T. Yagi
2017/07/31
Associate Prof.Hayashida visited National University of Singapore and gave a lecture at the seminar
Associate Prof.Hayashida visited National University of Singapore and gave a lecture at the seminar.
"Multi-channel microstimulation system applicable for in-vivo animal experiments on neural prostheses"
(sponsored by the SfN Singapore Chapter)
2017/07/24
Associate Prof.Hayashida gave a presentation at The 40th Annual Meeting of the Japan Neuroscience Society
Associate Prof.Hayashida gave a presentation at The 40th Annual Meeting of the Japan Neuroscience Society in Chiba, Japan, July20-23, 2017.
"Millisecond-scale imaging of population spikes and the subsequent trans-synaptic excitations induced by microstimulation pulses in mouse cerebral slices"
Y. Hayashida, Y. Tanaka, T. Nomoto, Y. Sakata, T. Yagi
2017/05/29
Associate Prof.Hayashida visited Shanghai Jiao Tong University and gave a lecture at the seminar
Associate Prof.Hayashida visited Shanghai Jiao Tong University and gave a lecture at the seminar.
"Multi-channel microstimulation system applicable for in-vivo animal experiments on neural prostheses"
2017/05/29
Associate Prof.Hayashida gave a presentation at 8th International IEEE EMBS Conference on Neural Engineering
Associate Prof.Hayashida gave a presantation at 8th International IEEE EMBS Conference on Neural Engineering in Shanghai, China, May 25-28, 2017.
"Local inhibition of microstimulation-induced neural excitations by near-infrared laser irradiation in mouse cerebral slices in vitro"
Y. Hayashida, Y. Sakata, Y. Tanaka, T. Nomoto, T. Yagi
2017/05/01
The spring university festival
From April 30 to May 1, 2017, The Icho Festival was held.
Thank you for coming to the lab.
2017/04/26
Welcome party
Welcome party of FY2017 was held. Five Bachelor students, one 1st-year Master Course student and one Research Student are newly added members.
2017/04/11
Cherry blossom viewing
We enjoyed eating and drinking under the fully bloomed cherry blossoms.
2017/04/10
Internship for Technical college students
From March 27th to 31st, we accepted the student for the Technical college internship.
2017/03/31
Farewell Party
In March 22nd, We had a farewell party for the graduate students and master's degree holders.
They are going to head for their own career goals.
Mar.01,2017
Wrap up party
In February 23rd, we have a wrap up party for seinior students and the 2nd year of a Master's degree students.
They enjoyed drinking.
2017/03/01
Associate Prof.Hayashida gave a presentation at The 5th RIEC International Symposium on Brain Functions and Brain Computer
Associate Prof.Hayashida gave a presantation at The 5th RIEC International Symposium on Brain Functions and Brain Computer in Sendai, Japan, February 27-28, 2017.
"Intra-cortical neural stimulator for sensory prostheses"
Y. Hayashida, Y. Umehira, H. Yamazaki, T. Yagi
Feb.23,2017
The 8th MEI3 Center International Symposium will be held from March 1 to 2
The 8th MEI3 Center International Symposium will be held from March 1 to 2 by Global Center for Medical Engineering and Informatics, Osaka University (MEI3).
Please click here for details
Jan.30,2017
Mr. Choi gave a presentaion at MBE
In January 27, 2017, Mr.Choi (Master's Course, 1nd Year) gave presentations at Technical Committee on ME and Bio Cybernetics (MBE) in Kyushu University.
＜Jinhwan Choi＞
"Simulating prosthetic vision with gaze tracker"
Jinhwan Choi, Nobuaki Kishigami, Atsushi Toda, Yuki Hayashida and Tetsuya Yagi
Jan.20,2017
The research of Ms. Kudo's master's degree was accepted as a paper
The research of Yuka Kudo's master's degree was accepted in IEEE Transactions on Biomedical Circuits and Systems.
"Retinal circuit emulator with spatio-temporal spike outputs at milliseconds resolution in response to visual events"
Yuki Hayashida, Yuka Kudo, Ryoya Ishida, Hirotsugu Okuno, and Tetsuya Yagi
IEEE Transactions on Biomedical Circuits and Systems.
Jan.16,2017
Prof. Gregg Suaning visited our laboratory for collaborative experiments
From January 6th to 15th, 2017, Prof. Gregg Suaning, from The University of New South Wales in Australia, visited our laboratory for collaborative experiments.
↓On Saturday 14th Jan,
We visited Hieizan Enryakuji together, in heavy snow.
Dec.15,2016
Lab Trip 2016
From December 6 to 7, 2016, Our Lab team went on a Lab trip.
We enjoyed sightseeing Tottori sand dunes, the spa of Kinosaki, Himeji castle, and so on.
That was a very fun trip!
Nov.17,2016
Mr. Miyamoto and Mr. Kitora, Assist Prof. Suematsu gave poster presentations at Neuroscience2016
From November 12 to 16, 2016, Mr. Miyamoto and Mr. Kitora, Assist Prof. Suematsu gave poster presentations at Society for Neuroscience 46th Annual Meeting Neuroscience2016 in the San Diego Convention Center, US.
＜Soushi Miyamoto＞（Master's Course, 1st Year）
"Spatiotemporal excitation of the primary visual cortex induced by intracortical microstimulation in the Royal College of Surgeons rats"
S. MIYAMOTO, N. SUEMATSU, Y. UMEHIRA, Y. HAYASHIDA, T. YAGI
＜Shuji Kitora＞（Master's Course, 2nd Year）
"Cell-attached recordings of light-induced postsynaptic potentials in mouse retinal ganglion cells"
S. KITORA, T. YAGI, Y. HAYASHIDA
＜Naofumi Suematsu＞
"Response profiles of a neuronal population excited by intracortical microstimulations in the mouse visual cortex"
N. SUEMATSU, K. TAKATANI, Y. HAYASHIDA, Y. OKAZAKI, T. YAGI
Nov.4,2016
Associate Prof.Hayashida gave a presentation at LE2016
In November 4, 2016, Associate Prof.Hayashida gave a presentation at LE2016 in Osaka International House Foundation.
＜Presentation title＞
"Intra-cortical Visual Prosthesis"
Yuki Hayashida
Nov.4,2016
Prof.yagi organized a session at LE2016
In November 4, 2016, Prof.yagi organized a session at LE2016 in Osaka International House Foundation.
Nov.3,2016
Mr.Tsunekawa gave a presentation at LE2016
In November 3, 2016, Mr.Tsunekawa (Master's Course, 2nd Year) gave a presentation at LE2016 in Osaka International House Foundation.
＜Presentation title＞
"Computing ego-motion of a small UAV with image processing inspired by the visual neuronal circuit of insect"
Tsunekawa Shota, Ueno Fuyuki, Isii Kazuo, Yagi Tetsuya, Okuno Hirotsugu
Nov.2,2016
The annual sports event
In October, we participated an annual sports event in our campus called "Suita Sai".
We enjoyed various sports.
Oct.22,2016
Mr.Yamaguchi and Mr.Nomoto gave presentations at MBE
In October 22, 2016, Mr.Yamaguchi and Mr.Nomoto (Master's Course, 1st Year) gave presentations at Technical Committee on ME and Bio Cybernetics (MBE) in Osaka Electro-Communication University.
＜Hirotsugu Yamaguchi＞
"A simulation model of the neural image of the transient Off-α type ganglion cells in the mouse retina with convergent and divergent synaptic signaling"
Hirotsugu Yamaguchi, Yuka Kudo, Shuji Kitora, Shota Yamauchi, Yuki Hayashida, Tetsuya Yagi
＜Tomohiro Nomoto＞
"Analyses on the parameters of intra-cortical micro-stimulation by the voltage response imaging"
Tomohiro Nomoto, Yuta Tanaka, Yuki Hayashida, Tetsuya Yagi
Oct.18,2016
Ms.Kudo gave a presentation at ICONIP2016
In October 18, 2016, Ms.Kudo (Master's Course, 2nd Year) gave a presentation at The 23rd International Conference Neural Information Processing（ICONIP2016) in KYOTO UNIVERSITY.
＜Presentation title＞
"A retino-morphic hardware system simulating the graded and action potentials in retinal neuronal layers"
Yuki Hayashida, Yuka Kudo, Ryoya Ishida, Hirotsugu Okuno, Tetsuya Yagi
Oct.06,2016
Associate Prof.Hayashida gave an invited talk at 2016 Biomedical Engineering Ecosystem Symposium
In October 06, 2016, Associate Prof.Hayashida gave an invited talk at 2016 Biomedical Engineering Ecosystem Symposium in National Cheng Kung University.
＜Talk title＞
Multi-channel Microstimulation System Applicable for In-vivo Animal Experiments on Neural Prostheses
Oct.06,2016
Prof.Yagi gave an invited talk at special symposium of IEICE
In October 06, 2016, Prof.Yagi gave an invited talk at special symposium of IEICE, which is co-located with CEATEC JAPAN in Makuhari Messe.
Oct.04,2016
The Joint International Workshop "Vison over vison: man, monkey, machine, and network models" was held
From October 3 to 4, 2016, the Joint International Workshop "Vison over vison: man, monkey, machine, and network models" was held.
Thank you for coming to the workshop.
Sep.30,2016
The semester end party
We held the party for B4 students to reward their effort for the entrance examination of graduate school.
Sep.15,2016
The Joint International Workshop will be held from October 3 to 4
The Joint International Workshop "Vison over vison: man, monkey, machine, and network models" will be held from October 3 to 4.
Please click here for details
Aug.25,2016
Ms.Kudo and Mr.Umehira gave presentations at VisionScienceForum2016
In August 25, 2016, Ms.Kudo and Mr.Umehira (Master's Course, 2nd Year) gave oral presentations at VisionScienceForum2016.
＜Yuka Kudo＞
網膜機能シミュレータの開発：in vivo実験に向けて
Yuka Kudo、Yuki Hayashida、Shuji Kitora、Jun Hasegawa、
Hirotsugu Okuno、Tetsuya Yagi
＜Yuichi Umehira＞
脳刺激型人工視覚のための集積多チャンネル刺激チップ開発とその応用
Yuichi Umehira、Yuki Hayashida、Seiji Kameda、Takatsugu Kamata、
Tetsuya Yagi
Aug.19,2016
Mr.Suematsu departed for Northwestern University
In August 19, 2016, Mr.Suematsu departed for Northwestern University in USA.
Some members of our Lab looked after him. We wish his the best of luck!
Aug.09,2016
The annual college's open day for new students
In August 9, 2016, our laboratory is open for any jr.highschool student or highschool student and so on.
This year we proposed the visitor an experience to measure the muscle potencial and ocular potential.
Aug.08,2016
Accepting a foreign student
In August 8, 2016, we accepted the two students for the summer school of Project Based Learning program sponsored by Global Center for Medical Engineering and Informatics, and we also accepted other two students as members of the Labtour of this summer school.
Aug.03,2016
A little party
In August 3, 2016,we have a reception for the PBL program students.
Aug.01,2016
Mr. Suematsu acceeded to the Assistant Professor
As of August 1, 2016, Mr. Suematsu acceeded to the Research Associate.
Aug.01,2016
Associate Prof.Hayashida gave an invited keynote lecture at Optofluidics2016, and gave an invited seminar in Shenzhen Institutes of Advanced Technology, Chinese Academy of Science
Associate Prof.Hayashida gave an invited keynote lecture at Optofluidics 2016 in Park Plaza Beijing Science Park , in Beijing, China from Jul.24 to Jul.27, 2016.
In addition, he gave a invited seminar in Shenzhen Institutes of Advanced Technology, Chinese Academy of Science in Jul. 28, 2016.
Jul.25,2016
Mr.Umehira gave a poster presentation at Neuroscience 2016
Mr.Umehira (Master's Course, 2nd Year) gave a poster presentation at Neuroscience 2016 in PACIFICO YOKOHAMA, Japan, 2016.
Y.Umehira, Y. Hayashida, S. Kameda, T. Kamata, T. Yagi,
"Neural response profiles measured with an implantable multi-channel stimulator in the rat visual cortex"
Jun.23,2016
Prof.Yagi gave a keynote speech at IMFEDK(2016)
Prof.Yagi gave a keynote speech entitled "Quest for Visual System of the Brain to Create Artificial Vision" at The 2016 International Meeting for Future of Electron Devices, Kansai (IMFEDK) in Kyoto, Japan, 2016.
May.09,2016
The article written by Mr.Yasukawa was accepted in "Neural Networks"
The article written by Shinsuke Yasukawa (Kyushu Institute of Technology) was accepted in "Neural Networks."
Shinsuke Yasukawa, Hirotsugu Okuno, Kazuo Ishii, Tetsuya Yagi?
"Real-time Object Tracking Based on Scale-invariant Features Employing Bio-inspired Hardware"
DOI:10.1016/j.neunet.2016.05.002
Apr.19,2016
Welcome party
Welcome party of FY2016 was held. Six Bachelor students, two 1st-year Master Course students and one Research Student are newly added members.
Apr.05,2016
Cherry blossom viewing
We enjoyed eating and drinking under the fully bloomed cherry blossoms.
Apr.01,2016
Assist Prof.Okuno promoted and transfferd to OSAKA INSTITUTE OF TECHNOLOGY
Assist Professor. Hirotsugu Okuno promoted and transfferd to OSAKA INSTITUTE OF TECHNOLOGY on April 1.
Mar.22,2016
Mr.Tsunekawa won the Young Researcher Award (IEICE Neurocomputing)
Mr.Tsunekawa (Master's Course, 1st Year) won the Young Researcher Award (IEICE Neurocomputing) of IEEE Computational Intelligence Society Japan Chapter.
The title of his presentation was "Ego-motion estimation system for a small UAV inspired by the motion-detection model of the insect's visual system".
Jan.29,2016
Mr.Tsunekawa gave a presentation at NC
Mr.Tsunekawa (Master's Course, 1st Year) gave a presentation at Technical Committee on Neurocomputing (NC) in Kyushu Institute of Technology, Japan, 2016.
S. Tsunekawa, F. Ueno, K. Ishii, T. Yagi, H. Okuno,
"Ego-motion estimation system for a small UAV inspired by the motion-detection model of the insect's visual system"
Jan.28,2016
The article written by Mr.Tamas was published in "Frontiers in Neuroscience"
The article written by Ferhervari Tamas David (Alumnus of Doctoral Course) was published in Frontiers in Neuroscience.
Tamas D. Fehervari, Tetsuya Yagi,?
"Population response propagation to extrastriate areas evoked by intracortical electrical stimulation in V1"
Frontiers in Neural Circuits 10:6, DOI: 10.3389/fncir.2016.00006
Jan.19,2016
Mr.Maeda and Mr.Tanaka, Mr.Futami, Mr.Miyamoto gave presentations at Satellite poster session of the 6th MEI3 Center International Symposium
Mr.Maeda and Mr.Tanaka, Mr.Futami, Mr.Miyamoto gave presentations at Satellite poster session of the 6th MEI3 Center International Symposium in Osaka University, Japan, 2016.
?Kazuki Maeda (Master's Course, 2nd Year),(Shoya Ohtsu/Kazuki Maeda)
"Spatial-temporal dynamics of mouse primary and secondary visual cortices: a large scale parallel simulation study."
?Yuta Tanaka (Master's Course, 2nd Year)?,
"Imaging analysis on action potential initiations in the mouse cerebral cortex responding to electrical single-pulse microstimulations."
?Shigetoshi Futami (Master's Course, 2nd Year)?,
"Inter-hemispheric excitations of visual cortices in response to microstimuli in mice in vivo."
?Soshi Miyamoto (Bachelor's Course, 4th Year)?,
"Validity of electrical stimulation to the visual cortex in the retinitis pigmentosa model rat."
Jan.18,2016
Prof.Yagi and Associate Prof.Hayashida, Assist Prof.Okuno gave presentations at The 6th MEI3 Center International Symposium
Prof.Yagi and Associate Prof.Hayashida, Assist Prof.Okuno gave presentations The 6th MEI3 Center International Symposium in Osaka University, Japan, 2016.
?Tetsuya Yagi?,
"Creating-Hybrid-Organs-of-the-Future project in MEI3"
?Yuki Hayashida?,
"Basic animal studies for designing intracortical visual prosthetic devices"
?Hirotsugu Okuno?,
"A wearable phosphene-vision simulator for cortical visual prostheses"
Dec.28,2015
The 6th MEI3 Center International Symposium will be held on January 18,2016
The 6th MEI3 Center International Symposium will be held on January 18, 2016 by Global Center for Medical Engineering and Informatics, Osaka University (MEI3). The organizer are Prof.Yagi and Associate Prof.Hayashida.
Please click here for details
Nov.15,2015
Associate Prof.Hayashida organized a session and gave a presentation at The 58th Japan Joint Automatic Control Conference
Associate Prof.Hayashida organized a session and gave a presentation at The 58th Japan Joint Automatic Control Conference in Kobe University, Japan, 2015.
The session name is "Brain-Machine-Interfaces and Neural Prostheses".
The presentation name is "Basic research for developing artificial sensory prostheses with intra-cortical multichannel microstimulations", Y. Hayashida, Y. Umehira, S. Kameda, T. Kamata, Y. Takeuchi, M. Imai, T. Yagi.
Oct.25,2015
Mr. Umehira and Ms. Kudo gave presentations at MBE
Ms. Umehira and Ms. Kudo (Master's Course, 1st Year) gave presentations at Technical Committee on ME and Bio Cybernetics (MBE) in Osaka Electro-Communication University, Japan, 2015.
The title of Umehira's presentation was "Intracortical microstimulation in rats in vivo by using a multi-channel stimulator VLSI chip", and Kudo's presentation was "Simulation analysis concerning contrast coding by relative latencies in salamander retina".
Sep.30,2015
Prof.Yagi gave a special lecture at Kumamoto University
Prof. Yagi gave a special lecture entitled "Designing implantable cortical prosthetics to restore visual perception in blind patients" at Liason Laboratory regular seminars /HIGO Leading edge research seminars in Kumamoto University, Japan, 2015.
Sep.12,2015
Prof.Yagi gave a lecture at JSN58
Prof. Yagi gave a lecture entitled "Study on electrically induced responses in visual cortex for visual prosthetics" at The 58th Annual Meeting of the Japanese Society for Neurochemistry in Saitama, Japan, 2015.
Sep.03,2015
Assist Prof.Okuno gave an invited talk at JNNS2015
Assist Prof.Okuno gave an invited talk in JNNS2015 at University of Electro-Communications in Tokyo, Japan, 2015.
Sep.03,2015
Mr.Tanaka won the 2015 Excellent Student Award of LE2015
Mr.Tanaka (Master's Course, 2nd Year) won the "2015 Excellent Student Award of SICE Division of Life Enginnering symposium(LE2015)" at Kyushu Institute of Technology in Fukuoka, Japan.
The title of his presentation was "Spatio-temporal imaging analysis on action potential initiations in the mouse cerebral cortex responding to electrical single-pulse microstimulations".
Aug.25-29,2015
Mr.Futami gave a poster presentation at EMBC2015
Mr.Futami (Master's Course, 2nd Year) gave a poster presentation entileld "Inter-hemispheric neural excitations of visual cortices in response to electrical microstimuli in mice in vivo" at the 37th Annual International conference of the IEEE, Engineering in Medicine and Biology Society (EMBC2015) in Milan, Italy, 2015.
Aug.25-29,2015
Associate Prof.Hayashida gave a presentation at EMBC2015
Associate Prof.Hayashida gave a presantation entitled "Cortical neural excitations in rats in vivo with using a prototype of awireless multi-channel microstimulation system" at the 37th Annual International conference of the IEEE, Engineering in Medicine and Biology Society (EMBC2015) in Milan, Italy, 2015.
Aug.24-31,2015
Prof.Yagi and Assist Prof.Okuno gave invited talks at BioPro2015
Prof.Yagi and Assist Prof.Okuno gave invited talk at Asia-Pacific Summer School on Bio-Inspired Systems and Prosthetic Devices in National Dong Hwa University, Taiwan.
Prof.Yagi's invited talk entitled "A neuromorphic retina model and its applications in physiology and engineering", Assist Prof.Okuno's entitled "A wearable phosphene vision simulator for cortical visual prosthesis".
Apr.15,2015
Welcome party
Welcome party of FY2015 was held. Seven Bachelor students, one 1st-year Master Course student and one Postdoctor are newly added members.
The details are as follows.
"網膜の事象駆動情報処理機構を応用した人工視覚"
" Voltage sensitive dye imaging analysis of neural responses induced by multi-channel stimulation in mouse cerebral cortical slices"
S. Hayashi, Y. Hayashida, T. Nomoto, T. Yagi
The details are as follows.
＜Tetsuya Yagi＞
Retinomorphic computation for dynamic visual prosthetic
Please click here for details
On the day, he observed our Artificial Retina, and holded a seminar on his research.
Congratulations!
H. Yamaguchi, Y. Kudo, K. Ishii, Y. Hayashida, T. Yagi
"マウス網膜神経節細胞の高頻度スパイク集団による視覚情報抽出"
NC2017-60 (January, 2018)
Thank you for a lot of fun memories !
"Simulation study on neuronal responses of visual cortex induced by prosthetic microstimulations"
【oral presentaion】
"Animal experiment platform with wireless multi-channel microstimulation system usable for cortical vision prosthesis"
Yuki Hayashida, Yuichi Umehira, Naoki Satoshiro, Kosuke Takayama, Shinnosuke Ishikawa, Tetsuya Yagi
【poster presentaion】
"Quantitative analyses of cortical responses to prosthetic microstimulations using voltage-sensitive dye imaging on mice"
Celine Audrey Vergne, Lucas de Levy Oliviera, Tamas David Fehervari, Keisuke Morisada, Naofumi Suematsu, Yuki Hayashida, Tetsuya Yagi
"Wearable phosphene image simulator for cortical visual prosthesis"
Fumiaki Nakao, Nobuaki Kishigami, Jinhwhan Choi, Yuki Takano, Naofumi Suematsu, Tetsuya Yagi
"皮質型視覚補綴に向けた無線式多チャネル刺激システムと無拘束動物実験プラットフォーム"
Y. Hayashida, Y. Umehira, N. Satoshiro, K. Takayama, S. Ishikawa, N. Suematsu
"in-vitro細胞組織の制御・育成のための多チャネル刺激-計測システムの開発"
N. Satoshiro, T. Shimizu, J. Choi, T. Yagi, Y. Hayashida
"視覚野刺激型人工視覚のためのウェアラブルシミュレータの開発"
F. Nakao, N. Kishigami, J. Choi, N. Suematsu, T. Yagi
"Focal activation of neuronal circuits induced by microstimulation in the visual cortex" by Tanaka, Yuta; Nomoto, Tomohiro; Shiki, Takuya; Sakata, Yuya; Shimada, Yoshinori; Hayashida, Yuki; Yagi, Tetsuya"
Thank you for a lot of fun memories for half a year!
"Constructing an Equivalent Electrical Model of the Visual Cortex Using COMSOL Multiphysics"
And he won the IEEE Computational Intelligence Society Japan Chapter Young Researcher Award (Neuro Computing).
Congratulations!
"Analyses on the image extraction properties of the retinal ganglion cell spikes with a hardware model"
K. Ishii, H. Yamaguchi, Y. Hayashida, N. Suematsu, T. Yagi
"Simulation analyses on the electrode arrangement in the visual cortical prostheses"
F. Nakao, N. Kishigami, J. Choi, N. Suematsu, T. Yagi
"Simulation analyses on the electrode arrangement in the visual cortical prostheses"
F. Nakao, N. Kishigami, J. Choi, N. Suematsu, T. Yagi
And he won the prize.
Congratulations!
"Multi-channel stimulation and measurement system for closed-loop control of cellular tissue activities"
T. Shimizu, N. Satoshiro, J. Choi, T. Yagi, Y. Hayashida
We spent a productive time. Thank you very much.
"Neural Excitations by the Current Injected Through the Carbon Nanotube Surface of an Intracortical Electrode in Vivo"
R. Ota, S. Suga, Y. Hayashida
"Spatiotemporal Analysis of Simultaneous Repetitive Electrical Stimulation with Voltage Sensitive Dye"
L. L. Oliveira, N. Suematsu, T. Yagi
"視野-視覚野投射モデルを用いた視覚野刺激型人工視覚シミュレータの開発と心理物理学実験への応用"
F. Nakao，Y. Takano，J. Choi，N. Kishigami，A. Toda，N. Suematsu，T. Yagi
"人工視覚によって誘発される光覚の行動学的評価"
N. Suematsu, I. Hagiwara, S. Miyamoto, S. Suga, T. Ogoshi, T. Yagi
"Multivariable simulation system for accessing light perception induced by intracortical microstimulation to the primary and secondary visual cortices"
N. Suematsu, N. Kishigami, J. Choi, A. Toda, T. Yagi
"Physiological experiments in vitro and numerical simulations for modeling spatio-temporal spike dynamics in mouse retinal ganglion cells"
Y. Kashiwagi, T. Furusawa, T. Yagi, Y. Hayashida
"Trans-dural electrical stimulation to rodent visual cortex with round-tip pressing electrode"
T. Ogoshi, S. Miyamoto, N. Suematsu, T. Yagi
"Physiological Studies and Electronics Development for Neural Prostheses"
"Voltage-Sensitive Dye Neural Imaging for Testing and Designing Stimuli in Visual Prostheses"
Congratulations!
Thank you very much, Mrs. Nakatani!!
Thank you for coming to the lab.
They are going to head for their own career goals.
Congratulations on your graduation!
They enjoyed drinking.
"Analyses on the image extraction properties of the retinal ganglion cell spikes with a hardware model"
K. Ishii, H. Yamaguchi, Y. Hayashida, N. Suematsu, T. Yagi
"Visual information encoding by high-frequency spike population in mouse retinal ganglion cells"
H. Yamaguchi, Y. Kudo, K. Ishii, Y. Hayashida, T. Yagi
We enjoyed sightseeing Awaji island, the Kompira shrine, and so on.
That was a very fun fun fun trip!
We enjoyed various sports.
"Age-related changes in the spatiotemporal responses to electrical stimulation in the visual cortex of rats with progressive vision loss"
S. Miyamoto, N. Suematsu, Y. Umehira , Y. Hayashida, T. Yagi
"Electronic devices and physiological studies for visual prostheses with intra-cortical micro-stimulation"
Y. Hayashida
In this conference, Mr.Morisada won the Research Encouragement Prize by Technical Committee on ME and Bio Cybernetics.
"On the mechanism of the excitatory synaptic propagation induced by microstimulation in mouse visual cortices in vivo"
K. Morisada, S. Kakiichi, N. Suematsu, Y. Hayashida, T. Yagi
"Changes in light response characteristics of mouse retinal ganglion cells depending on background light"
K. Shiota, Y. Naruto, Y. Kashiwagi, T. Yagi, Y. Hayashida
"Imaging analyses on the spatio-temporal neural responses to light stimuli in the visual cortices of the mouse cerebral hemispheres"
S. Kiyoto, S. Futami, N. Suematsu, Y. Hayashida, T. Yagi
"Quantitative Characterization of Neural Responses Induced by Microstimulation in Mice Visual Cortex for Designing a Visual Prosthetic Stimulation"
N. Suematsu, K. Takatani, Y. Hayashida, Y. Okazaki, T. Yagi
"On the effective stimulus parameters for intra-cortical visual prostheses - Imaging analyses on the population spike responses in cerebral slice preparations - "
Y. Hayashida, T. Nomoto, Y. Tanaka, Y. Umehira, T. Yagi
"On the induction of population action potentials in the mouse visual cortex-Parameters of intra-cortical current stimulation"
T. Nomoto, Y. Tanaka, Y. Hayashida, T. Yagi
"Formulated simulation model of the cortical prosthetic vision for virtual reality hardware implementations"
N. Kishigami, J. Choi, A. Toda, Y. Hayashida, T. Yagi
"Imaging of population spikes induced by repetitive stimulus pulses in mouse cerebral slice in vitro"
T. Nomoto, Y. Tanaka, Y. Hayashida, T. Yagi
"Neural Prosthetic Devices Usable for Animal and Clinical Studies, in Asian Countries"
"Wireless Device System for Multi-Channel Intra-Cortical Microstimulations ~Evaluation with Animal Studies in Vivo"
Y. Hayashida
"Optical-electrical modulation of cortical neuronal activities in the perfused tissue slice"
Y. Hayashida, Y. Sakata, Y. Tanaka, T. Nomoto, T. Yagi
"Multi-channel microstimulation system applicable for in-vivo animal experiments on neural prostheses"
(sponsored by the SfN Singapore Chapter)
"Millisecond-scale imaging of population spikes and the subsequent trans-synaptic excitations induced by microstimulation pulses in mouse cerebral slices"
Y. Hayashida, Y. Tanaka, T. Nomoto, Y. Sakata, T. Yagi
"Multi-channel microstimulation system applicable for in-vivo animal experiments on neural prostheses"
"Local inhibition of microstimulation-induced neural excitations by near-infrared laser irradiation in mouse cerebral slices in vitro"
Y. Hayashida, Y. Sakata, Y. Tanaka, T. Nomoto, T. Yagi
Thank you for coming to the lab.
They are going to head for their own career goals.
They enjoyed drinking.
"Intra-cortical neural stimulator for sensory prostheses"
Y. Hayashida, Y. Umehira, H. Yamazaki, T. Yagi
Please click here for details
＜Jinhwan Choi＞
"Simulating prosthetic vision with gaze tracker"
Jinhwan Choi, Nobuaki Kishigami, Atsushi Toda, Yuki Hayashida and Tetsuya Yagi
"Retinal circuit emulator with spatio-temporal spike outputs at milliseconds resolution in response to visual events"
Yuki Hayashida, Yuka Kudo, Ryoya Ishida, Hirotsugu Okuno, and Tetsuya Yagi
IEEE Transactions on Biomedical Circuits and Systems.
↓On Saturday 14th Jan,
We visited Hieizan Enryakuji together, in heavy snow.
We visited Hieizan Enryakuji together, in heavy snow.
We enjoyed sightseeing Tottori sand dunes, the spa of Kinosaki, Himeji castle, and so on.
That was a very fun trip!
＜Soushi Miyamoto＞（Master's Course, 1st Year）
"Spatiotemporal excitation of the primary visual cortex induced by intracortical microstimulation in the Royal College of Surgeons rats"
S. MIYAMOTO, N. SUEMATSU, Y. UMEHIRA, Y. HAYASHIDA, T. YAGI
＜Shuji Kitora＞（Master's Course, 2nd Year）
"Cell-attached recordings of light-induced postsynaptic potentials in mouse retinal ganglion cells"
S. KITORA, T. YAGI, Y. HAYASHIDA
＜Naofumi Suematsu＞
"Response profiles of a neuronal population excited by intracortical microstimulations in the mouse visual cortex"
N. SUEMATSU, K. TAKATANI, Y. HAYASHIDA, Y. OKAZAKI, T. YAGI
＜Presentation title＞
"Intra-cortical Visual Prosthesis"
Yuki Hayashida
＜Presentation title＞
"Computing ego-motion of a small UAV with image processing inspired by the visual neuronal circuit of insect"
Tsunekawa Shota, Ueno Fuyuki, Isii Kazuo, Yagi Tetsuya, Okuno Hirotsugu
We enjoyed various sports.
＜Hirotsugu Yamaguchi＞
"A simulation model of the neural image of the transient Off-α type ganglion cells in the mouse retina with convergent and divergent synaptic signaling"
Hirotsugu Yamaguchi, Yuka Kudo, Shuji Kitora, Shota Yamauchi, Yuki Hayashida, Tetsuya Yagi
＜Tomohiro Nomoto＞
"Analyses on the parameters of intra-cortical micro-stimulation by the voltage response imaging"
Tomohiro Nomoto, Yuta Tanaka, Yuki Hayashida, Tetsuya Yagi
＜Presentation title＞
"A retino-morphic hardware system simulating the graded and action potentials in retinal neuronal layers"
Yuki Hayashida, Yuka Kudo, Ryoya Ishida, Hirotsugu Okuno, Tetsuya Yagi
＜Talk title＞
Multi-channel Microstimulation System Applicable for In-vivo Animal Experiments on Neural Prostheses
Thank you for coming to the workshop.
Please click here for details
＜Yuka Kudo＞
網膜機能シミュレータの開発：in vivo実験に向けて
Yuka Kudo、Yuki Hayashida、Shuji Kitora、Jun Hasegawa、
Hirotsugu Okuno、Tetsuya Yagi
＜Yuichi Umehira＞
脳刺激型人工視覚のための集積多チャンネル刺激チップ開発とその応用
Yuichi Umehira、Yuki Hayashida、Seiji Kameda、Takatsugu Kamata、
Tetsuya Yagi
Some members of our Lab looked after him. We wish his the best of luck!
This year we proposed the visitor an experience to measure the muscle potencial and ocular potential.
In addition, he gave a invited seminar in Shenzhen Institutes of Advanced Technology, Chinese Academy of Science in Jul. 28, 2016.
Y.Umehira, Y. Hayashida, S. Kameda, T. Kamata, T. Yagi,
"Neural response profiles measured with an implantable multi-channel stimulator in the rat visual cortex"
Shinsuke Yasukawa, Hirotsugu Okuno, Kazuo Ishii, Tetsuya Yagi?
"Real-time Object Tracking Based on Scale-invariant Features Employing Bio-inspired Hardware"
DOI:10.1016/j.neunet.2016.05.002
The title of his presentation was "Ego-motion estimation system for a small UAV inspired by the motion-detection model of the insect's visual system".
S. Tsunekawa, F. Ueno, K. Ishii, T. Yagi, H. Okuno,
"Ego-motion estimation system for a small UAV inspired by the motion-detection model of the insect's visual system"
Tamas D. Fehervari, Tetsuya Yagi,?
"Population response propagation to extrastriate areas evoked by intracortical electrical stimulation in V1"
Frontiers in Neural Circuits 10:6, DOI: 10.3389/fncir.2016.00006
?Kazuki Maeda (Master's Course, 2nd Year),(Shoya Ohtsu/Kazuki Maeda)
"Spatial-temporal dynamics of mouse primary and secondary visual cortices: a large scale parallel simulation study."
?Yuta Tanaka (Master's Course, 2nd Year)?,
"Imaging analysis on action potential initiations in the mouse cerebral cortex responding to electrical single-pulse microstimulations."
?Shigetoshi Futami (Master's Course, 2nd Year)?,
"Inter-hemispheric excitations of visual cortices in response to microstimuli in mice in vivo."
?Soshi Miyamoto (Bachelor's Course, 4th Year)?,
"Validity of electrical stimulation to the visual cortex in the retinitis pigmentosa model rat."
?Tetsuya Yagi?,
"Creating-Hybrid-Organs-of-the-Future project in MEI3"
?Yuki Hayashida?,
"Basic animal studies for designing intracortical visual prosthetic devices"
?Hirotsugu Okuno?,
"A wearable phosphene-vision simulator for cortical visual prostheses"
Please click here for details
The session name is "Brain-Machine-Interfaces and Neural Prostheses".
The presentation name is "Basic research for developing artificial sensory prostheses with intra-cortical multichannel microstimulations", Y. Hayashida, Y. Umehira, S. Kameda, T. Kamata, Y. Takeuchi, M. Imai, T. Yagi.
The title of Umehira's presentation was "Intracortical microstimulation in rats in vivo by using a multi-channel stimulator VLSI chip", and Kudo's presentation was "Simulation analysis concerning contrast coding by relative latencies in salamander retina".
The title of his presentation was "Spatio-temporal imaging analysis on action potential initiations in the mouse cerebral cortex responding to electrical single-pulse microstimulations".
Prof.Yagi's invited talk entitled "A neuromorphic retina model and its applications in physiology and engineering", Assist Prof.Okuno's entitled "A wearable phosphene vision simulator for cortical visual prosthesis".