Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EMM |
2024-01-16 14:25 |
Miyagi |
Tohoku Univ. (Primary: On-site, Secondary: Online) |
Comparison of multi-factor authentication and improved authentication methods for increased security Kazuki Takeda, Youichi Takashima (Kaishi Professional Univ) EMM2023-81 |
Password authentication is used as an authentication method for various services, and while ID+password authentication i... [more] |
EMM2023-81 pp.7-12 |
SRW |
2023-06-12 10:15 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Performance evaluation of simplified UTW-OFDM-applied 5G emulator based on open-source platform Kazuki Takeda, Keiichi Mizutani, Hiroshi Harada (Kyoto Univ.) SRW2023-2 |
The demands for higher performance in mobile communication systems continue to increase, and research and
development f... [more] |
SRW2023-2 pp.7-12 |
HCGSYMPO (2nd) |
2022-12-14 - 2022-12-16 |
Kagawa |
Onsite (Sunport Takamatsu) and Online (Primary: On-site, Secondary: Online) |
Analyzing and Recognizing Synergetic Functions between Head Movements and Facial Expressions in Conversations Mai Imamura, Kazuki Takeda (YNU), Shiro Kumano (NTT), Kazuhiro Otsuka (YNU) |
In this paper, we propose machine-learning models for recognizing the synergetic functions between facial expressions an... [more] |
|
RCS |
2014-06-18 10:21 |
Okinawa |
Okinawa-ken Seinenkaikan (Naha) |
Throughput Performance of Turbo Coded Single-Carrier Transmission with Frequency-Domain Puncturing Shohei Nakajima (Tokyo Univ. of Science), Kazuki Takeda (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2014-66 |
This paper investigates the throughput performance of turbo coded single-carrier transmission with our previously report... [more] |
RCS2014-66 pp.197-202 |
RCS |
2013-06-20 09:50 |
Hokkaido |
Hokkaido Univ. |
A Study on Joint Transmitter/Receiver Channel Equalization for Frequency-Domain Punctured Turbo Codes Kengo Nakamura (Tokyo Univ. of Science), Kazuki Takeda (NTT DOCOMO), Kenichi Higuchi (Tokyo Univ. of Science) RCS2013-42 |
This paper proposes a frequency-domain transmitter filtering technique assuming the channel knowledge at the transmitter... [more] |
RCS2013-42 pp.31-36 |
SR, AN, USN, RCS (Joint) |
2012-10-18 10:15 |
Fukuoka |
Fukuoka univ. |
Performance Evaluation of Interference Rejection Combining Receiver in LTE-Advanced Uplink CoMP Takashi Iwai (PMCRD), Kazuki Takeda, Akihiko Nishio (Panasonic), Atsushi Matsumoto, Sadaki Futagi (PMCRD) RCS2012-138 SR2012-58 AN2012-32 USN2012-35 |
Introduction of coordinated multipoint (CoMP) operation is considered to enhance the spectrum efficiency in LTE-Advanced... [more] |
RCS2012-138 SR2012-58 AN2012-32 USN2012-35 pp.81-86(RCS), pp.139-144(SR), pp.51-56(AN), pp.45-50(USN) |
RCS, NS, USN (Joint) |
2012-07-20 10:50 |
Iwate |
Iwate Univ. |
A Proposal of a GIS Platform for Storing and Analyzing AIS data Yoh Shiraishi, Kazuki Takeda, Yoshitaka Nakamura, Osamu Takahashi (Future Univ. Hakodate) USN2012-23 |
Information from a vessel equipped with an automatic identification system (AIS) is essential to support safety navigati... [more] |
USN2012-23 pp.33-36 |
SR, RCS, SRW (Joint) |
2012-03-08 09:50 |
Kanagawa |
YRP |
Comparison/discussion on pilot-signals for channel estimation in LTE-advanced uplink CoMP Kazuki Takeda, Akihiko Nishio, Takashi Iwai, Yoshihiko Ogawa, Daichi Imamura (Panasonic) RCS2011-339 |
[more] |
RCS2011-339 pp.139-144 |
RCS, MoNA, SR (Joint) |
2011-03-02 10:30 |
Kanagawa |
YRP |
Packet Combining Scheme for Single-carrier HARQ Using QRM-ML Block Signal Detection Tetsuya Yamamoto, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-251 |
QR decomposition with M-algorithm maximum likelihood block signal detection (QRM-MLBD) can significantly improve the ach... [more] |
RCS2010-251 pp.19-24 |
RCS, MoNA, SR (Joint) |
2011-03-02 10:50 |
Kanagawa |
YRP |
Performance Comparison of Overlap FDE and Inter-block Interference Canceller for Single-carrier Transmission Tatsunori Obara, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-252 |
[more] |
RCS2010-252 pp.25-29 |
RCS, MoNA, SR (Joint) |
2011-03-02 11:30 |
Kanagawa |
YRP |
A Study on Complexity Reduction of Iterative Signal Detection for Uplink SC-FDMA MIMO using HARQ Suguru Okuyama, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-254 |
Frequency-domain transmit filtered single-carrier (SC) transmission has a low peak-to-average power ratio (PAPR) propert... [more] |
RCS2010-254 pp.37-42 |
RCS, MoNA, SR (Joint) |
2011-03-02 11:10 |
Kanagawa |
YRP |
Transmit Power Reduction of Distributed Antenna Network for Downlink Transmissions Using Joint Transmit/Receive Diversity Ryusuke Matsukawa, Tatsunori Obara, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-262 |
Distributed antenna network (DAN), in which a group of multiple antennas are distributed in a cell, can mitigate not onl... [more] |
RCS2010-262 pp.85-90 |
RCS, MoNA, SR (Joint) |
2011-03-04 13:20 |
Kanagawa |
YRP |
Spectrum Division & Adaptive Subcarrier Allocation for Direct/Cooperative Relay Switched SC-FDMA Uplink Communications Masayuki Nakada, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-290 |
[more] |
RCS2010-290 pp.241-246 |
RCS, MoNA, SR (Joint) |
2011-03-04 14:00 |
Kanagawa |
YRP |
Joint MS&RS/BS hybrid ARQ using frequency-domain equalization for uplink single-carrier cooperative relay transmission Kazuki Takeda (Tohoku Univ.), Koichi Adachi, Sumei Sun (I2R), Fumiyuki Adachi (Tohoku Univ.) RCS2010-292 |
We consider an uplink single-carrier (SC) transmission and propose a cooperative relaying hybrid automatic repeat reques... [more] |
RCS2010-292 pp.253-258 |
NS, RCS (Joint) |
2010-12-16 09:20 |
Okayama |
Okayama Univ. |
Direct/Cooperative Relay Switching for SC-FDMA using Spectrum division & Adaptive subcarrier allocation Masayuki Nakada, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) NS2010-106 RCS2010-160 |
In the next generation mobile communication systems, high speed data services are demanded. However, unacceptable large ... [more] |
NS2010-106 RCS2010-160 pp.7-12 |
AP, RCS (Joint) |
2010-11-12 09:30 |
Fukui |
Fukui Univ. |
Uplink capacity of single carrier multi-user MIMO using iterative frequency domain interference cancellation in a cellular system Masashi Itagaki, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-149 |
Multi-user multi-input multi-output (MIMO) is known as a spectrum efficient multiplexing technique. When multi-user MIMO... [more] |
RCS2010-149 pp.45-50 |
AN, USN, SR, RCS (Joint) |
2010-10-29 09:30 |
Osaka |
Osaka University |
Single-carrier HARQ Throughput performance with Iterative Channel Estimation Using Pilot And Wiener-filtering Tetsuya Uchiumi, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-128 |
Single-carrier (SC) pilot based iterative channel estimation with sliding Wiener filter having a short window size (seve... [more] |
RCS2010-128 pp.139-144 |
AN, USN, SR, RCS (Joint) |
2010-10-29 10:30 |
Osaka |
Osaka University |
HARQ Throughput of Distributed Antenna Network Downlink Using Space-Time Block Coded-Joint Transmit/Receive Diversity Ryusuke Matsukawa, Tatsunori Obara, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-131 |
Distributed antenna network (DAN) which uses a number of antennas distributed geographically can mitigate the adverse ef... [more] |
RCS2010-131 pp.157-162 |
AN, USN, SR, RCS (Joint) |
2010-10-29 13:10 |
Osaka |
Osaka University |
Iterative MMSE Detection and Interference Cancellation for Uplink SC-FDMA MIMO using HARQ Suguru Okuyama, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-135 |
For the next generation high-speed uplink wireless communication systems, single carrier (SC)- frequency-division multip... [more] |
RCS2010-135 pp.181-186 |
AN, USN, SR, RCS (Joint) |
2010-10-29 13:50 |
Osaka |
Osaka University |
Training Sequence-aided QRM-ML Block Signal Detection for Single-carrier MIMO Multiplexing Tetsuya Yamamoto, Kazuki Takeda, Fumiyuki Adachi (Tohoku Univ.) RCS2010-137 |
Maximum likelihood block signal detection using QR decomposition and M-algorithm (QRM-MLBD) can significantly improve th... [more] |
RCS2010-137 pp.193-198 |