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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SR | 2024-05-21 15:10 |
Kagoshima | Yokacenter (Kagoshima) (Primary: On-site, Secondary: Online) |
Input Resolution Prediction for Accelerating Deep Learning based Radio Frequency Fingerprinting Kazutoshi Hirose, Seiya Shibata, Taichi Ohtsuji, Takashi Takenaka (NEC) |
[more] | |
| SR | 2022-05-13 10:45 |
Tokyo | NICT Koganei (Primary: On-site, Secondary: Online) |
[Short Paper]
Demonstration of a direction-of-arrival estimation method based on deep learning using a uniform circular array antenna Taichi Ohtsuji, Katsuo Miyamoto (NEC)  SR2022-13 |
Direction-of-arrival (DOA) estimation methods based on deep learning have attracted attention, and they have shown some ... [more] | SR2022-13 pp.58-60 |
| SR | 2021-11-05 10:25 |
Online | Online | A Study on Faster Rardio Signal Detection Using Deep Learning Taichi Ohtsuji, Taro Abe, Katsuaki Suzuki, Toshiki Takeuchi (NEC) SR2021-51 |
In order to use the spectrum efficiently, it is required to be able to detect signals in real time and with high frequen... [more] | SR2021-51 pp.58-64 |
| SR | 2021-11-05 10:50 |
Online | Online | An evaluation of deep learning based direction finding method when coherent waves are incident on uniform circular array antennas Katsuo Miyamoto, Taichi Ohtsuji (NEC) SR2021-52 |
Estimating the direction of arrival (DoA) of radio waves is important for understanding the radio propagation environmen... [more] | SR2021-52 pp.65-71 |
| SR | 2020-11-18 10:50 |
Online | Online | Automatic Modulation Recognition Method Using Two-Stage Deep Learning Kaoru Kishimoto, Kiyohiko Takahashi, Taichi Ohtsuji, Toshiki Takeuchi, Shigeyuki Kurahashi (NEC) SR2020-24 |
Automatic modulation recognition method could be applied to dynamic spectrum sharing, estimating communication method of... [more] | SR2020-24 pp.10-16 |
| SR | 2019-01-24 14:55 |
Fukushima | Corasse, Fukushima city (Fukushima prefecture) | Accuracy Comparisons between Deep-Learning Based Angle of Arrival Estimation and MUSIC method
-- Impact to Estimation Accuracy of Antenna Element Coupling -- Toyosaka Yamasaki (NECPF), Taichi Ohtsuji (NEC) SR2018-104 |
Direction of arrival estimation techniques are used for radio localization of radio transmitters. As a representative lo... [more] | SR2018-104 pp.49-56 |
| ASN, NS, RCS, SR, RCC (Joint) |
2018-07-11 14:35 |
Hokkaido | Hakodate Arena | An evaluation of propagation loss on wireless physical layer identification Taichi Ohtsuji, Tatsuya Soma, Toshiki Takeuchi, Masaki Kitsunezuka, Kazuaki Kunihiro (NEC) RCC2018-31 NS2018-44 RCS2018-86 SR2018-25 ASN2018-25 |
Wireless devices have trivial individual differences due to hardware imperfections. Therefore, extracting unique feature... [more] | RCC2018-31 NS2018-44 RCS2018-86 SR2018-25 ASN2018-25 pp.37-43(RCC), pp.43-49(NS), pp.37-43(RCS), pp.25-31(SR), pp.53-59(ASN) |
| RCS, AP (Joint) |
2016-11-24 11:10 |
Kyoto | Kyoto International Community House | Device-to-Device Relay Selection based on Effective Path Throughput to Fill Coverage Holes in Public Safety LTE Taichi Ohtsuji, Kazushi Muraoka, Hiroaki Aminaka, Dai Kanetomo, Yasuhiko Matsunaga (NEC) RCS2016-193 |
There is a desire for public safety networks to meet the increasing demands for sharing images or videos among first res... [more] | RCS2016-193 pp.11-16 |
| RCS, IT, SIP | 2016-01-18 13:15 |
Osaka | Kwansei Gakuin Univ. Osaka Umeda Campus | Radio Resource Allocation for Device-to-Device Communication with Resource Sharing in Public Safety LTE Kazushi Muraoka, Taichi Ohtsuji, Hiroaki Aminaka, Gen Motoyoshi, Yasuhiko Matsunaga (NEC) IT2015-71 SIP2015-85 RCS2015-303 |
Public safety networks are desired to meet increasing needs for sharing images or videos among dispatchers and fast resp... [more] | IT2015-71 SIP2015-85 RCS2015-303 pp.137-142 |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-29 15:50 |
Nagano | JA Naganoken Bldg. | An experimental discussion of virtual array antenna technologies for dynamic beam-forming in a low cost way Taichi Ohtsuji, Takahide Yoshida, Hiroto Sugahara (NEC) ASN2015-28 |
With rapid growth of IoT (Internet of Things), a scenario of wireless communications between moving things is expected t... [more] | ASN2015-28 pp.43-48 |
| OCS, PN, CS (Joint) |
2007-06-15 09:15 |
Hokkaido | Chitose Inst. of Science and Technology | Experiments on a Wireless Visible-Light Communication System using an LED Sign Panel Taichi Ohtsuji, Takaya Yamazato, Masaaki Katayama (Nagoya Univ.) OCS2007-14 |
This manuscript focuses on a wireless visible-light communication system with an LED-back-lighted sign board. Possibili... [more] |
OCS2007-14 pp.25-29 |
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