Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
ICSS, IPSJ-SPT |
2024-03-22 14:30 |
Okinawa |
OIST (Primary: On-site, Secondary: Online) |
A Search Method for Fake QR Codes Suitable for Long-Distance Attack Using Laser Irradiation Dai Itakura, Taiga Manabe, Yuki Kamata, Ayana Oku, Hiroshi Yamamoto, Yoshihisa Takayama, Toshihiro Ohigashi (Tokai Univ.) ICSS2023-96 |
In this paper, we propose a search method for fake QR codes suitable for long-distance attack using laser irradiation. W... [more] |
ICSS2023-96 pp.194-200 |
ICSS, IPSJ-SPT |
2024-03-22 14:55 |
Okinawa |
OIST (Primary: On-site, Secondary: Online) |
Adversarial Examples with Missing Perturbation Using Laser Irradiation Daisuke Kosuge, Hayato Watanabe, Taiga Manabe, Yoshihisa Takayama, Toshihiro Ohigashi (Tokai Univ.) ICSS2023-97 |
In recent years, neural networks have made remarkable progress in the field of image processing and other areas, and the... [more] |
ICSS2023-97 pp.201-207 |
UWT (2nd) |
2024-01-29 17:30 |
Tokyo |
Tokai University Shinagawa Campus (Primary: On-site, Secondary: Online) |
Confirming the effectiveness of multi-beam transmission underwater turbulence Taiga Manabe, Naoki Kobayashi, Ayana Oku, Yoshihisa Takayama (Tokai Univ.) |
In this paper, we confirm the stabilization of irradiation through multi-beam transmission in underwaterconditions. Base... [more] |
|
UWT (2nd) |
2023-11-27 12:55 |
Shiga |
Ritsumeikan University Biwako-Kusatsu Campus (BKC) |
Confirmation of the effectiveness of multi-beam transmission for application to underwater optical communications Naoki Kobayashi, Ayana Oku, Taiga Manabe, Yoshihisa Takayama (Tokai Univ) |
In this paper, we confirm the effectiveness of multi-beam transmission for application to underwater optical communicati... [more] |
|
ICSS, IPSJ-SPT |
2023-03-13 12:50 |
Okinawa |
Okinawaken Seinenkaikan (Primary: On-site, Secondary: Online) |
Dynamic Fake QR Code using Invisible Laser Irradiation Yuki Kamata, Shuya Kawaguchi, Toshihiro Ohigashi, Yoshihisa Takayama (Tokai Univ.) ICSS2022-49 |
In this paper, we propose a method to generate a fake QR code that can lead to a malicious site at any given time by las... [more] |
ICSS2022-49 pp.7-12 |
SR, UWT (Joint) |
2023-01-26 15:10 |
Tokyo |
Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
[Invited Talk]
Impact of fluctuating paths on optical transmission Yoshihisa Takayama (Tokai Univ.) |
[more] |
|
RCS, AP, UWT (Joint) |
2022-11-15 15:35 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Study on Prediction of Received Intensity Fluctuation in Underwater Optical Communication Using Machine Learning Hideki Takenaka, Shouken Ishii (TMU), Yoshihisa Takayama (TU) |
(To be available after the conference date) [more] |
|
SANE |
2022-08-18 17:45 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
Optical ground station construction and steady technology acquisition for optical communications between space and ground
-- Space optical direct communication technology -- Tatsuya Mukai, Yosuke Hashimoto, Eiichi Mizuta, Tomohiro Araki (JAXA), Yoshihisa Takayama (TU) SANE2022-43 |
In addition to contemporary radio technologies, space agencies plan to adopt optical technologies to realize faster data... [more] |
SANE2022-43 pp.56-61 |
CQ, ICM, NS, NV (Joint) |
2021-11-25 11:30 |
Fukuoka |
JR Hakata Stn. Hakata EkiHigashi Rental Room (Primary: On-site, Secondary: Online) |
Cloud avoidance network for high-speed optical communications between space and ground
-- Space optical direct communication technology -- Tatsuya Mukai (JAXA), Yoshihisa Takayama (TU), Takashi Onoe (TSOL) NS2021-86 |
Space agencies have ever used contemporary radio technologies for transmissions of a large volume of observation data fr... [more] |
NS2021-86 pp.13-17 |
WPT, UWT (Joint) |
2021-11-12 13:30 |
Online |
Online |
Estimation of fluctuation diameter affecting underwater propagating light Yoshihisa Takayama, Hiroki Yamashita (Tokai Univ.), Seigo Takahashi (Trimatiz) |
The validity of the approach to estimate the size of the fluctuation in water affecting to the propagation of light is e... [more] |
|
SANE, SAT (Joint) |
2021-02-18 11:00 |
Online |
Online |
Network operation measures by a laser ground network planning (LGNP)
-- Space optical direct communication technology -- Tatsuya Mukai (JAXA), Yoshihisa Takayama (TU), Takashi Asama, Nobuhiro Yagi (TIS) SANE2020-58 |
Based on OICETS experimental ground system and the IOAG/OLSG report, JAXA conducts the research and development of uniqu... [more] |
SANE2020-58 pp.1-6 |
SAT, SANE (Joint) |
2020-02-19 15:15 |
Okinawa |
|
Development and operations of a transportanble optical ground station (TOGS) for space optical direct communications
-- Space optical communications technology -- Tatsuya Mukai (JAXA), Yoshihisa Takayama (TU), Tomohiro Araki (JAXA) SANE2019-105 |
The data volumes of space communication services connected between space and ground tends to increase more and more and ... [more] |
SANE2019-105 pp.43-48 |
RCS, IN, NV (Joint) |
2019-05-16 15:10 |
Kanagawa |
Keio University |
[Invited Talk]
Research trend of spatial optical communications with expanding applications Yoshihisa Takayama (Tokai Univ.) IN2019-7 RCS2019-28 |
A variety of applications of free-space laser propagation such as measurements, communications, energy transmissions, et... [more] |
IN2019-7 RCS2019-28 pp.23-28(IN), pp.35-40(RCS) |
SAT |
2015-10-07 15:55 |
Osaka |
Osaka University Nakanoshima Center |
Initial Overview of Satellite-ground Laser Communication Experiment using Small Optical TrAnsponder (SOTA) Yasushi Munemasa, Hideki Takenaka, Dimitar Kolev, Naohiko Iwakiri, Maki Akioka, Yoshisada Koyama, Hiroo Kunimori, Yoshihisa Takayama, Morio Toyoshima (NICT) SAT2015-32 |
Small Optical TrAnsponder (SOTA) has been launched and injected into 650 km-SSO on 24th May 2014, which is developed by ... [more] |
SAT2015-32 pp.75-79 |
SAT |
2015-10-07 16:20 |
Osaka |
Osaka University Nakanoshima Center |
A Proposal of Beaconless Ground to Satellite Laser Communication System by Using GPS Information Keiichi Yano (SIT), Yoshihisa Takayama (Tokai Univ.), Hiroo Kunimori (NICT), Koichi Gyoda (SIT) SAT2015-33 |
In a space laser communication between a ground station and a satellite, a beacon laser had been used in acquisition of ... [more] |
SAT2015-33 pp.81-85 |
SANE, SAT (Joint) |
2015-02-19 14:30 |
Okinawa |
Okinawaken Shichoson Jichikaikan |
Integration, Final Test and Orbital Initial Operation of SOTA onboard Small Satellite SOCRATES Maki Akioka, Yoshihisa Takayama, Yoshisada Koyama (NICT), Akira Miyake, Mamoru Yamada (AES) SAT2014-66 |
SOTA is a experimantal small optical communication instrument for orbital demonstration of 1.5 microns laser communicati... [more] |
SAT2014-66 pp.91-95 |
SAT |
2014-10-24 11:00 |
Overseas |
Hae-un-dae Grand Hotel, Busan, Korea |
Application of DIMM system to satellite tracking Tomohiro Watanabe (Tokyo Metropolitan Univ.), Yoshihisa Takayama, Hiroo Kunimori (NICT), Hajime Fukuchi (Tokyo Metropolitan Univ.) SAT2014-43 |
We study a possibility to share a single camera for both tracking of a received light and measuring atmosphere influence... [more] |
SAT2014-43 pp.113-116 |
CAS, SIP, MSS, VLD, SIS [detail] |
2014-07-09 16:40 |
Hokkaido |
Hokkaido University |
Dynamic wavefront compensation of signal beam in optical satellite communication system using phase conjugation technique Kaori Nishimaki, Atsushi Okamoto, Atsushi Shibukawa, Akihisa Tomita (Hokkaido Univ.), Yoshihisa Takayama (NICT) CAS2014-18 VLD2014-27 SIP2014-39 MSS2014-18 SIS2014-18 |
We propose an optical satellite communication system which can dynamically compensate the signal beam wavefront using ph... [more] |
CAS2014-18 VLD2014-27 SIP2014-39 MSS2014-18 SIS2014-18 pp.87-92 |
SAT, WBS (Joint) |
2014-05-15 17:05 |
Aichi |
Nagoya Institute of Technology |
[Special Talk]
Status and plans of space laser communications Yoshihisa Takayama (NICT) WBS2014-4 SAT2014-6 |
Demonstrations on satellite laser communications are summarized. Besides, project plans of space agencies and the recent... [more] |
WBS2014-4 SAT2014-6 pp.19-23(WBS), pp.27-31(SAT) |
SAT |
2013-10-24 13:25 |
Fukuoka |
IP CITY HOTEL Fukuoka |
On very small satellite mission SOCRATES for space optical communication experiment Maki Akioka, Yoshihisa Takayama, Yoshisada Koyama (NICT), Akira Miyake, Mamoru Yamada (AES) SAT2013-36 |
We are developing very small satellite mission SOCRATES (Space Optical Communication Research Advanced Technology Satell... [more] |
SAT2013-36 pp.33-37 |