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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2023-06-15 15:35 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Randomized DFT Spread Spectrally Efficient Frequency Division Multiplexing and Low-Complexity Expectation-Propagation Detection Kazuki Komatsu (Toyohashi Univ. of Tech.), Shun Kojima (Univ. of Tokyo), Hideyuki Uehara (Toyohashi Univ. of Tech.)  RCS2023-59 |
Spectrally-efficient frequency division multiplexing (SEFDM) can transmit the same amount of data in a narrower bandwidt... [more] | RCS2023-59 pp.182-187 |
| RCS, SR, SRW (Joint) |
2019-03-06 14:35 |
Kanagawa | YRP | A Proposal of Overlap-Windowed-OQAM-DFTs-OFDM Scheme to Achieve Low PAPR and ACLP Mizuki Imai, Okamoto Takuya, Okano Takahiro, Masahiro Umehira, Xiaoyan Wang (Ibaraki Univ.) SRW2018-57 |
IoT(Internet of Things) service supported by mMTC(massive Machine Type Communications) is one of the promising services ... [more] | SRW2018-57 pp.13-18 |
| RCS, SR, SRW (Joint) |
2017-03-02 10:25 |
Tokyo | Tokyo Institute of Technology | An Amplitude Error Compensation Method Using Amplitude Reference Pilot Signals for Ultra-multi-level-PAM-SSB-DFTs-OFDM Tomoya Suzuki, Hirokazu Fusayasu, Masahiro Umehira, Shigeki Takeda, Xiaoyan.wang (Ibaraki Univ.), Jun-ichi Abe (NTT) SRW2016-88 |
We have been proposing Ultra-multi-level PAM-SSB-DFTs-OFDM (Single Side Band DFT spreading OFDM) scheme to achieve highe... [more] | SRW2016-88 pp.117-121 |
| RCS, SR, SRW (Joint) |
2017-03-03 13:35 |
Tokyo | Tokyo Institute of Technology | UF-DFT spread OFDM scheme for Long Delay Multi-path Environment Yuji Mizutani, Hiroto Kuriki, Yosuke Kodama, Keiichi Mizutani, Takeshi Matsumura, Hiroshi Harada (Kyoto Univ.) RCS2016-328 |
New waveforms capable of suppressing out-of-band emission (OOBE) and improving spectrum efficiency are required for the ... [more] | RCS2016-328 pp.217-222 |
| SRW | 2016-12-19 12:55 |
Tokyo | Tokyo City Univ., Setagaya Campus | Impact of quantization level of A/D conversion on transmission performance of ultra-multi-level-modulation SSB-DFTs-OFDM Hirokazu Fusayasu, Masahiro Umehira (Ibaraki Univ.), Junichi Abe (NTT) SRW2016-61 |
We have been proposing SSB-DFTs-OFDM (Single Side Band DFT spreading OFDM) scheme to achieve higher spectrum efficiency.... [more] | SRW2016-61 pp.25-30 |
| SAT, RCS (Joint) |
2016-08-19 13:55 |
Miyagi | Tohoku Gakuin University | Performance comparison of SSB-DFTs-OFDM and DFTs-OFDM for ultra multi-level modulation in frequency-selective fading Hirokazu Fusayasu, Tomoya Suzuki, Masahiro Umehira (Ibaraki Univ.), Junichi Abe (NTT) RCS2016-145 |
We have been proposing SSB-DFTs-OFDM (Single Side Band DFT spreading OFDM) scheme for ultra-multi-level modulation to ac... [more] | RCS2016-145 pp.89-94 |
| NS, RCS (Joint) |
2015-12-18 11:00 |
Ehime | Matsuyama Community Center | A Consideration on Impact of DC Offset Error in Frequency Domain Equalization of DFTs-OFDM and SSB-DFTs-OFDM Shigeki Nihei, Hirokazu Fusayasu, Masahiro Umehira (Ibaraki Univ.), Junichi Abe, Jun Mashino (NTT) RCS2015-264 |
DFTs-OFDM (DFT spread OFDM) and SSB-DFTs-OFDM (Single Side Band DFTs-OFDM) have lower PAPR than OFDM while maintaining t... [more] | RCS2015-264 pp.121-126 |
| NS, RCS (Joint) |
2015-12-18 11:25 |
Ehime | Matsuyama Community Center | Feasibility Study of Ultra Multi-level Modulation and Demodulation based on SSB-DFTs-OFDM Hirokazu Fusayasu, Shigeki Nihei, Masahiro Umehira (Ibaraki Univ.), Junichi Abe, Jun Mashino (NTT) RCS2015-265 |
This report describes feasibility of ultra multi-level modulation based on SSB-DFTs-OFDM. This report reveals that SSB-D... [more] | RCS2015-265 pp.127-132 |
| RCS, SR, SRW (Joint) |
2015-03-04 13:10 |
Tokyo | Tokyo Institute of Technology | Static Sequence Embedded DFT-s-OFDM Fumihiro Hasegawa, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric), Loic Brunel, David Mottier (MERCE) RCS2014-326 |
DFT-s-OFDM(Discrete Fourier Transform-spread-Orthogonal Frequency Division Multiplexing) has received attention in recen... [more] | RCS2014-326 pp.147-152 |
| RCS, SR, SRW (Joint) |
2015-03-04 13:35 |
Tokyo | Tokyo Institute of Technology | Performance evaluation of SSB-DFTs-OFDM using multi-level BPSK through non-linear amplifier Shigeki Nihei, Hirokazu Fusayasu, Masahiro Umehira (Ibaraki Univ.), Jun Mashino, Jun-ichi Abe, Takatoshi Sugiyama (NTT) RCS2014-327 |
SSB (Single Side Band) transmission of digital modulation signals can reduce the bandwidth of DSB (Double Side Band) dig... [more] | RCS2014-327 pp.153-158 |
| RCS | 2014-06-18 09:24 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Design and Performance of a DC Subcarrier Shift-DFT Spreading OFDM Scheme for PAPR Reduction Shigeki Nihei, Masahiro Umehira, Shigeki Takeda (Ibaraki Univ.) RCS2014-61 |
An OFDM (Orthogonal Frequency Division Multiplexing) scheme has been widely used in wireless LAN etc. because of its rob... [more] | RCS2014-61 pp.167-172 |
| RCS | 2013-10-18 10:55 |
Tokyo | Sophia Univ. | Performance of Turbo FDE Using Two-Dimensional LMMSE Based Iterative Decision-Directed Channel Estimation for DFT-Precoded OFDMA Chihiro Mori (Tokyo City Univ.), Teruo Kawamura (NTT DOCOMO), Nobuhiko Miki (Kagawa Univ.), Mamoru Sawahashi (Tokyo City Univ.) RCS2013-161 |
This paper presents the average block error rate (BLER) performance for linear minimum mean-square error (LMMSE) based i... [more] | RCS2013-161 pp.109-114 |
| RCS, SIP | 2012-01-27 13:05 |
Fukuoka | Fukuoka Univ. | A SC-MIMO FDMA communication system using Tomlinson-Harashima Precoding Shigenori Kinjo (JCGA) SIP2011-108 RCS2011-297 |
In this article we propose a transmitter and receiver structure of a Single Carrier-MIMO Frequency Division Multiple Acc... [more] | SIP2011-108 RCS2011-297 pp.171-176 |
| CS, SIP, CAS | 2011-03-03 13:50 |
Okinawa | Ohhamanobumoto memorial hall (Ishigaki)( | On Channel Estimation and Compensation in DFTS-OFDM using Scattered Pilot Akihiko Sato, Fumio Takahata (Waseda Univ.) CAS2010-113 SIP2010-129 CS2010-83 |
Scattered pilots (SP) would be effective for the estimation and compensation of fast fading propagation paths. This pap... [more] | CAS2010-113 SIP2010-129 CS2010-83 pp.67-72 |
| RCS, SAT (Joint) |
2009-12-18 11:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Proposal on Generation method of Reference Signal in LTE-Advanced Uplink Takamichi Inoue, Yoshikazu Kakura (NEC Corp.) RCS2009-188 |
In LTE-Advanced UL, the discontinuous resource block(RB) allocation within a component carrier (CC) (clustered(CL) DFT-S... [more] | RCS2009-188 pp.125-129 |
| RCS, AN, MoNA, SR (Joint) |
2009-03-05 10:00 |
Kanagawa | YRP | Introduction of White Space Cognitive Radio Communication System Research of Toshiba Tazuko Tomioka, Ren Sakata, Koichiro Ban, Takahiro Kobayashi (Toshiba Co.) SR2008-104 |
Recently, Studies of white-space cognitive radio systems are being actively pursued in response to the frequency depleti... [more] | SR2008-104 pp.101-107 |
| RCS, AN, MoNA, SR (Joint) |
2009-03-05 16:50 |
Kanagawa | YRP | Performance Comparison of OFDM using MLD and Clustered DFT-S-OFDM using Turbo Equalization for Single User MIMO Systems Kazunari Yokomakura, Osamu Nakamura, Jungo Goto, Hiroki Takahashi, Yasuhiro Hamaguchi (Sharp Co.) RCS2008-250 |
This paper evaluates the transmission performances of orthogonal frequency division multiplexing (OFDM) using maximum li... [more] | RCS2008-250 pp.225-230 |
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