Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
WBS, IT, ISEC |
2018-03-09 13:30 |
Tokyo |
Katsusika Campas, Tokyo University of Science |
Time-Space Jointly Path-Matched MC-CDM Wide Band Radio Modulation with TX and RX Array Antennas
-- for High Performance Error-Control Coding -- Kohji Itoh, Akira Nakamura, Makoto Itami (TUS) IT2017-145 ISEC2017-133 WBS2017-126 |
Abstract The paper investigated the following 3 MIMO-OFDM systems adapted to the multi-path propagation model including... [more] |
IT2017-145 ISEC2017-133 WBS2017-126 pp.253-258 |
ITS, WBS, RCC |
2017-12-14 13:30 |
Okinawa |
Tiruru/Okinawa Jichikaikan |
[Poster Presentation]
A Study on Modulation Scheme with MC-CDMC for Satellite Transmission Yuya Nobe, Akira Nakamura, Kohji Itoh, Makoto Itami (Tokyo Univ. of Science) WBS2017-49 ITS2017-26 RCC2017-65 |
Development of large capacity transmission systems aiming at extended definition television in satellite broadcasting ha... [more] |
WBS2017-49 ITS2017-26 RCC2017-65 pp.79-83 |
WBS |
2016-10-06 11:00 |
Kanagawa |
National Defense Academy |
Path-Adaptive Wireless MIMO Modulation System Using Multi-Carrier Code Division Multiplexing Kenji Ueda, Akira Nakamura, Makoto Itami, Kohji Itoh (TUS) WBS2016-32 |
[more] |
WBS2016-32 pp.1-6 |
ET |
2015-09-12 10:35 |
Okayama |
Okayama Univ. |
Practices by Using a CSCL System for Sharing Students' Group Reports Jun-ichi Kakegawa (Hyogo Univ. of Teacher Education), Kohji Itoh (Tokyo Univ. of Scicence) ET2015-32 |
We have been developing a CSCL System for supporting sharing students’ group reports on a subject asked by a teacher, an... [more] |
ET2015-32 pp.1-6 |
ET |
2015-05-23 13:00 |
Chiba |
Chiba Institute of Technology |
[Invited Talk]
The Technical Committee on Educational Technology to Promote Research on Systems for Assisting Engineering Education and Learning at Universities, Institutes and Work Places Kohji Itoh (TUS) ET2015-4 |
[more] |
ET2015-4 pp.17-19 |
ITS |
2007-11-19 14:40 |
Tokyo |
Tokyo University of Science Alumni Association Bldg. |
A Study on Space Division DS/SS Inter-Vehicle Communication using Array Antenna Kyohei Masui, Makoto Itami, Kohji Itoh (Tokyo Univ. of Science) ITS2007-33 |
In inter-vehicle communication(IVC), many studies are focused on DS/SS CDMA(Direct Sequence / Spread Spectrum, Code Divi... [more] |
ITS2007-33 pp.13-18 |
WBS, SAT (Joint) |
2007-06-06 11:15 |
Ibaraki |
Ibaraki Univ. |
Detection of WiMAX signal using Guard Interval Correlation in MB-OFDM Chizu Fukao, Ryusuke Kogane, Makoto Itami, Kohji Itoh (Tokyo Univ. of Science) WBS2007-11 |
An accurate detection scheme of the WiMAX signal using the Multiband-Orthogonal Frequency Division Multiplexing(MB-OFDM)... [more] |
WBS2007-11 pp.29-34 |
SIP, WBS |
2006-07-20 14:40 |
Niigata |
Nagaoka Univ. of Tech. |
A Study on the Detection Scheme of the 4G Signal for DAA operation in MB-OFDM Ryusuke Kogane (Tokyo Univ. of Science), Masahiro Fujii (Utunomiya Univ.), Makoto Itami, Kohji Itoh (Tokyo Univ. of Science) |
In this paper, the detection scheme of the 4G signal using the
Multiband-Orthogonal Frequency Division Multiplexing(MB-... [more] |
SIP2006-48 WBS2006-12 pp.25-30 |
SIP, WBS |
2006-07-20 17:00 |
Niigata |
Nagaoka Univ. of Tech. |
A Study on Channel Estimation using EM algorithm for OFDM System in Time-Varying Multi-Path Channels
-- Path Models and Estimation Accuracy -- Akihiro Waku (Tokyo Univ. of Science), Masahiro Fujii (Utsunomiya Univ.), Makoto Itami, Kohji Itoh (Tokyo Univ. of Science) |
In OFDM mobile communication with high-speed vehicle, due to the effect of large multi-path doppler shifts varying indep... [more] |
SIP2006-53 WBS2006-17 pp.53-58 |
RCS, AP, WBS, SR, MW, MoNA (Joint) |
2006-03-02 09:40 |
Kanagawa |
YRP |
A Study on Channel Estimation using EM algorithm for Orthogonal Multi-Carrier Modulation Systems in Time-Varying Multi-Path Channels Masahiro Fujii, Akihiro Waku, Makoto Itami, Kohji Itoh (TUS) |
[more] |
RCS2005-201 pp.139-144 |
WBS |
2005-10-27 13:30 |
Shizuoka |
Shizuoka University (Hamamatsu Campus) |
A study on comparison between Successive Detection scheme based on ML criterion using M algorithm and QRD-M algorithm in down-link MC-CDMA System Yoshihito Morishige, Masahiro Fujii, Makoto Itami, Kohji Itoh (TUS) |
It is well known that ML detection is the optimum multiuser detection
in the sense of minimizing the probability of th... [more] |
WBS2005-32 pp.1-6 |
WBS |
2005-10-27 13:55 |
Shizuoka |
Shizuoka University (Hamamatsu Campus) |
A study on transmitter power efficency of band-limited DS/CDMA and MC/CDMA signals in uplink systems Atsurou Handa, Masahiro Fujii, Makoto Itami, Kohji Itoh (TUS) |
For the future wireless communication systems, we propose,
in this paper, a signal design
to optimize a trade-off betw... [more] |
WBS2005-33 pp.7-12 |
RCS |
2004-11-19 13:20 |
Gunma |
Hotel Village, Kusatsu |
A Study on Multi-User Transmit Power Control for Multi-Carrier Modulation Systems in Quasi-synchronous Uplink Channel Masahiro Fujii, Makoto Itami, Kohji Itoh (TUS) |
Multi-carrier modulation systems with adaptive Transmit Power Control (TPC) in a quasi-synchronous up-link channel is in... [more] |
RCS2004-233 pp.61-66 |
RCS |
2004-11-19 13:40 |
Gunma |
Hotel Village, Kusatsu |
A Study on Adaptive Successive Detection using M algorithm based on ML criterion for down-link MC-CDMA Systems Yoshihito Morishige, Masahiro Fujii, Makoto Itami, Kohji Itoh (TUS) |
It is known that Maximum Likelihood(ML) criterion results in optimum
detector for CDMA systems in the sense of minimiz... [more] |
RCS2004-234 pp.67-72 |