Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EMM |
2023-03-03 11:05 |
Nagasaki |
Fukue culture hall (Primary: On-site, Secondary: Online) |
Investigation of Video Watermarking Method Based on 3D U-Net Robust Against Re-shooting Ryota Takahashi (Osaka Prefecture Univ.), Motoi Iwata, Koichi Kise (Osaka Metropolitan Univ.) EMM2022-92 |
In recent years, digital signage has become popular as a device for disseminating information to the masses. However, un... [more] |
EMM2022-92 pp.132-137 |
ICSS |
2015-03-04 09:25 |
Okinawa |
Meio Univiersity |
Scalar Multiplication Algorithm with Resistance for Side-channel Attacks Keisuke Kito (JAIST), Atsuko Miyaji (JAIST/JST CREST), Ryota Takahashi (JAIST) ICSS2014-77 |
Elliptic curve cryptosystems require shorter key length than traditional cryptosystems. It is good that scalar multiplic... [more] |
ICSS2014-77 pp.85-90 |
ICSS, ISEC, SITE, EMM, IPSJ-CSEC, IPSJ-SPT [detail] |
2014-07-03 14:40 |
Hokkaido |
San-Refure Hakodate |
A New Precomputation Method with Perfect Conjugate-Addition Sequence Ryota Takahashi, Atsuko Miyaji (JAIST) ISEC2014-20 SITE2014-15 ICSS2014-24 EMM2014-20 |
In elliptic curve cryptosystems, a scalar multiplication is the dominant computation.
For speeding up elliptic curve c... [more] |
ISEC2014-20 SITE2014-15 ICSS2014-24 EMM2014-20 pp.97-104 |
AP |
2014-05-30 13:35 |
Okinawa |
Okinawa Industory Support Center |
Method to Reduce Complexity of MLD in Massive and Passive MIMO using Beam-forming at Receiver Ryota Takahashi, Keisuke Terasaki (Iwate Univ.), Kentaro Murata (NDA), Naoki Honma, Yoshitaka Tsunekawa (Iwate Univ.) AP2014-35 |
In this report , we show the method to reduce complexity of demodulation in passive Multiple-Input Multiple-Output (MIMO... [more] |
AP2014-35 pp.85-90 |
CS, SIP, CAS |
2011-03-04 10:00 |
Okinawa |
Ohhamanobumoto memorial hall (Ishigaki)( |
A Signal Detection Scheme using Log Likelihood Ratio in MIMO-OFDM-SDM System Ryota Takahashi, Fumio Takahata (Waseda Univ.) CAS2010-145 SIP2010-161 CS2010-115 |
A MIMO-OFDM-SDM system, which provides good transmission quality irrespective of various conditions of propagation chann... [more] |
CAS2010-145 SIP2010-161 CS2010-115 pp.251-256 |
NS, CS, IN (Joint) |
2010-09-03 13:50 |
Miyagi |
Tohoku University |
An Adaptive Vehicular Position Estimation by Switching LSM/INS for VCASS Yuki Tani, Haokun Wang, Ryota Takahashi, Shinji Nakai, Tomotaka Wada, Hiromi Okada (Kansai Univ.) IN2010-60 |
IVC (Inter-Vehicular Communications) is the key technology to realize the next generation ITS. The authors have develope... [more] |
IN2010-60 pp.97-102 |
NS |
2010-01-29 14:40 |
Fukuoka |
Fukuoka Institute of System LSI Design Industry (Fukuoka) |
A Study on IP Fast Reroute using Balanced Resource Assignment Ryota Takahashi, Ken-ichi Yukimatsu (Akita Univ.), Shohei Kamamura, Takashi Miyamura, Kohei Shiomoto (NTT) NS2009-146 |
The IP-FRR (IP-Fast Reroute) technologies that achieve high-speed restoration to the failure by proactive calculation in... [more] |
NS2009-146 pp.25-28 |
RCS, AP (Joint) |
2009-11-27 09:40 |
Tokyo |
Tokyo Inst. of Tech. |
Performance Comparison between Cyclic Shift and Block Spread CDMA with Frequency Hopping Using Maximum Likelihood Detection with Channel Coding Information Ryota Takahashi (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Mamoru Sawahashi (Tokyo City Univ.) RCS2009-152 |
This paper presents block error rate (BLER) performance comparison between cyclic shift and block spread CDMA with frequ... [more] |
RCS2009-152 pp.115-120 |
IN, NS (Joint) |
2009-03-04 11:30 |
Okinawa |
Okinawa-Zanpamisaki Royal Hotel |
Application Flow Based Route Setting, Its Metric and Effect on Network Quality Masashi Hashimoto, Tomihiro Utsumi, Ryota Takahashi, Mitsuhiro Ito, Aki Fukuda, Ken-ichi Yukimatsu (Akita Univ.) NS2008-193 |
QoS improvement by introducing a traffic control scheme
that uses application flows as identified by application infor... [more] |
NS2008-193 pp.283-288 |
PN, NS (Joint) |
2008-12-19 09:55 |
Hyogo |
Koube Univ. |
Traffic Engineering and Topology Simplification for Peer Multilayer Network Masashi Hashimoto, Ryota Takahashi, Koko Sasamura, Ken-ichi Yukimatsu (Akita University) NS2008-119 |
We study traffic engineering for peer model multi-layer network.
In the peer model, information of each layer can be ad... [more] |
NS2008-119 pp.65-70 |
RCS, SAT (Joint) |
2008-12-18 13:40 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Performance Comparison between Cyclic Shift and Block Spreading-based Multiplexing Using Maximum Likelihood Detection with Channel Coding Information Ryota Takahashi, Mamoru Sawahashi (Musashi Tech.), Teruo Kawamura, Nobuhiko Miki (NTT DOCOMO) RCS2008-159 |
[more] |
RCS2008-159 pp.49-54 |