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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCC, ISEC, IT, WBS | 2024-03-14 16:35 |
Osaka | Osaka Univ. (Suita Campus) | Integral Attack with Bit-Based Division Property on Block Cipher LBC Naoki Shibayama, Yasutaka Igarashi (Tokyo Univ. of Science)  IT2023-131 ISEC2023-130 WBS2023-119 RCC2023-113 |
LBC is a block cipher proposed by Kapalova et al. in 2023. The block size is 64-bit, the secret key size is 80-bit, and ... [more] | IT2023-131 ISEC2023-130 WBS2023-119 RCC2023-113 pp.350-357 |
| SIP, IT, RCS | 2024-01-19 15:20 |
Miyagi | (Primary: On-site, Secondary: Online) |
[Encouragement Talk]
Outage-Minimization Beamforming Enabling High Sum-Rate for Millimeter-Wave OFDM Systems Sota Uchimura (UEC), Giuseppe Abreu (CU), Koji Ishibashi (UEC) IT2023-70 SIP2023-103 RCS2023-245 |
This paper proposes a coordinated multi-point (CoMP) transmission scheme to mitigate path blockage effects in millimeter-... [more] | IT2023-70 SIP2023-103 RCS2023-245 pp.217-222 |
| SAT, RCS (Joint) |
2022-08-26 10:15 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Design of Coordinated Multi-Point Beamforming for Millimeter-Wave OFDM With Random Blockage Sota Uchimura, Hiroki Iimori (UEC), Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2022-121 |
This paper studies the beamforming design of coordinated multi-point (CoMP) using orthogonal frequency division multiple... [more] | RCS2022-121 pp.138-143 |
| SIP, IT, RCS | 2021-01-22 10:40 |
Online | Online | A study on inter-block interference suppression for wireless transmission with frequency-domain equalization Kohei Takata, Shinichiro Miyazaki, Shoichiro Yamasaki, Tomoko K. Matsushima (Polytechnic Univ.) IT2020-87 SIP2020-65 RCS2020-178 |
The overlap frequency domain equalization(FDE) method without using guard interval has been proposed to improve transmi... [more] |
IT2020-87 SIP2020-65 RCS2020-178 pp.131-135 |
| AP | 2020-08-21 11:15 |
Online | Online | Study on Simple Evaluation of MU-MIMO-OFDMA Applicable to SDR Hiroki Sato, Kentaro Nishimori (Niigata Univ.) AP2020-28 |
MU-MIMO-OFDMA, which uses both Multi-User Multiple Input Multiple Output (MU-MIMO) that separates users in the spatial d... [more] | AP2020-28 pp.27-32 |
| RCS, SR, SRW (Joint) |
2019-03-07 09:25 |
Kanagawa | YRP | Parameter Estimation for Block Diagonalization based Beamforming in Analog-Digital-Hybrid Massive MIMO Systems Kenta Tsuge, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech), Satoshi Suyama, Yukihiko Okumura (NTT DOCOMO) RCS2018-312 |
For massive MIMO systems to be employed in the 5th generation mobile communications (5G), hybrid beamforming (HB), which... [more] | RCS2018-312 pp.157-162 |
| RCS, SR, SRW (Joint) |
2018-02-28 09:00 |
Kanagawa | YRP | A Distributed Antenna Downlink System using Linearly Precoded MU-MIMO Nobuaki Shimakawa, Yasunori Iwanami (N.I.T.) RCS2017-317 |
Recently, Muti-User MIMO (MU-MIMO) downlink system which uses multiple antennas at Base Station (BS) and accommodates mu... [more] | RCS2017-317 pp.1-6 |
| SAT, SANE (Joint) |
2018-02-22 09:55 |
Yamaguchi | The Yamaguchi Chamber of Commerce and Industry | A Novel AFC Scheme for WHCDM Based on Inter-Code Interference Due to Carrier Frequency Offset Yuki Kanamaru, Toshiharu Kojima (UEC) SAT2017-58 |
In helicopter satellite communications, the periodic channel blockage due to rotor blades and time-varying Doppler shift... [more] | SAT2017-58 pp.13-18 |
| NS | 2017-10-26 14:55 |
Osaka | I-site nanba | [Poster Presentation]
Distribution ledger management using cluster division in blockchain Yudai Kaneko, Takuya Asaka (TMU) NS2017-98 |
Blockchain is the fundamental system of bitcoin running on non-structured P2P networks. This con- struct a practical di... [more] |
NS2017-98 pp.47-52 |
| RCS, SR, SRW (Joint) |
2017-03-01 09:25 |
Tokyo | Tokyo Institute of Technology | Blind Selected Mapping Technique for Space-Time Block Coded Transmit Diversity with Transmit Frequency-Domain Equalization Amnart Boonkajay, Fumiyuki Adachi (Tohoku Univ.) RCS2016-290 |
Peak-to-average power ratio (PAPR) reduction is still an important issue in the next-generation mobile communication net... [more] | RCS2016-290 pp.7-12 |
| CS | 2016-07-08 11:15 |
Okinawa | Miyakojima Hirara-kou terminal bldg. | Interleaved MUDiv Block Allocation and Optimum Power Control for SC-FDMA Yuta Ida, Tomohito Sasaki, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.) CS2016-28 |
In a single carrier-frequency division multiple access (SC-FDMA), there are the localized and interleaved subcarrier all... [more] | CS2016-28 pp.105-109 |
| ICSS, IPSJ-SPT | 2016-03-04 15:10 |
Kyoto | Academic Center for Computing and Media Studies, Kyoto University | Verification of Division Property and High-Order Differential Characteristic of Lightweight Blockcipher Piccolo Takuya Kubo, Yasutaka Igarashi, Toshinobu Kaneko (Tokyo Univ of Science) ICSS2015-72 |
Integral property has been generalized and rede ned by the division property that was proposed by Todo of NTT in EUROCRY... [more] | ICSS2015-72 pp.153-158 |
| EMM | 2016-03-02 15:40 |
Kagoshima | Yakushima Environ. and Cultural Vill. Center | [Poster Presentation]
A Perceptual Encryption Scheme for Lossless Image Coding Based on Visual Difficulty Yuya Nakao, Shoko Imaizumi, Naokazu Aoki (Chiba Univ.) EMM2015-85 |
We propose an extended perceptual encryption scheme for lossless image coding in this paper. The proposed method improve... [more] | EMM2015-85 pp.51-56 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-02 10:15 |
Tokyo | Tokyo Institute of Technology | Distributed Antenna Selection Schemes for Distributed Antenna OFDM Space-Time Block Coded Diversity Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ.) RCS2015-336 |
Introduction of orthogonal frequency-division multiplexing (OFDM) space-time block coded (STBC) diversity to small-cell ... [more] | RCS2015-336 pp.19-24 |
| ISEC | 2015-12-18 15:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
Higher Order Differntial Attack and Integral Attack Toshinobu Kaneko (TUS) ISEC2015-58 |
Higher order differential (HOD) attack and Integral attack are one of the general purpose attacks to common key block ci... [more] | ISEC2015-58 pp.23-29 |
| RCS | 2015-10-01 11:40 |
Kanagawa | YRP (Yokosuka) | A Consideration on Massive MTC Access for LTE-Advanced Chiharu Yamazaki, Naohisa Matsumoto, Kugo Morita, Fangwei Tong (KYOCERA) RCS2015-166 |
5G (5th Generation) radio communication technologies are recently getting more and more attention. For one of the most i... [more] | RCS2015-166 pp.57-60 |
| SIP, RCS | 2015-01-22 16:00 |
Okayama | Okayama Univ. | Frequency-Domain Equalization Suitable for Single-Carrier Space-Frequency Block Coded Transmit Diversity in Frequency-Selective Fading Channel Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ.) SIP2014-95 RCS2014-283 |
Recently, we proposed multi-block frequency-domain equalization (MB-FDE) for time division duplex (TDD) single-carrier (... [more] | SIP2014-95 RCS2014-283 pp.85-90 |
| WBS | 2014-10-03 16:00 |
Akita | Akita Prefectural University | Filter Design for Filter-and-Forward Relay Transmission in the Presence of IBI Satoshi Nagai, Teruyuki Miyajima (Ibaraki Univ) WBS2014-38 |
In relay transmissions based on orthogonal frequency division multiplexing (OFDM), inter-block interference (IBI) occurs... [more] | WBS2014-38 pp.33-38 |
| RCS | 2014-04-18 11:20 |
Aichi | Nagoya Institute of Technology | Performance of Decision-Feedback Channel Estimation Using SFBC for TDM Based Control Signals in OFDMA Downlink Shinya Hirayama (Tokyo City Univ.), Kazuaki Takeda, Teruo Kawamura (NTT DOCOMO), Mamoru Sawahashi (Tokyo City Univ.) RCS2014-12 |
This paper presents the average block error rate (BLER) performance of time division multiplexing (TDM) based control si... [more] | RCS2014-12 pp.61-66 |
| ISEC, IT, WBS | 2014-03-10 11:25 |
Aichi | Nagoya Univ., Higashiyama Campus | An Optimization of Interleaver for Convolutionally coded BICM-OFDM over Frequency-Selective Block Fading Channels Yuta Hori, Hideki Ochiai (Yokohama National Univ.) IT2013-64 ISEC2013-93 WBS2013-53 |
A bit-interleaved coded modulation (BICM) system combined with orthogonal frequency-division multiplexing (OFDM) has bee... [more] | IT2013-64 ISEC2013-93 WBS2013-53 pp.67-72 |
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