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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2023-06-14 10:40 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Physical Layer Authentication Based on Mahalanobis Distance Over Spacially Correlated MIMO Channels Kenta Miwa (UEC), Kengo Ando, Giuseppe Abreu (CU), Koji Ishibashi (UEC)  RCS2023-34 |
This paper focuses on an authentication of a legitimate transmitter over multiple-input multiple-output (MIMO) channels ... [more] | RCS2023-34 pp.37-42 |
| RCS, AP, UWT (Joint) |
2022-11-16 09:55 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Network-Assisted Full-Duplex Millimeter-Wave Cell-Free Massive MIMO with Localization-Aided Inter-User Channel Estimation Shuto Fukue (UEC), Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2022-164 |
We propose a joint resource allocation and beamforming design with location-aided channel estimation to mitigate the int... [more] | RCS2022-164 pp.55-60 |
| 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 |
| RCS | 2022-06-17 09:20 |
Okinawa | University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
A Study on Indoor Location Estimation Based on Complex-Domain Super MDS Method Using Time Series Information Yuya Nishi, Takumi Takahashi (Osaka univ.), Hiroki Iimori, Giuseppe Abreu (JUB), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka univ.) RCS2022-55 |
As sensor terminals become smaller, more energy-efficient, and more multi-functional, wireless communication networks ar... [more] | RCS2022-55 pp.182-187 |
| RCS | 2021-10-21 10:50 |
Online | Online | Beamforming Design and Secrecy capacity analysis for Cell-Free massive MIMO Kengo Ando (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-120 |
In this paper, we investigate a secure beamforming (BF) design for cell-free massive multiple input mul tiple output (CF... [more] | RCS2021-120 pp.13-18 |
| RCS | 2021-10-21 11:15 |
Online | Online | A Study on Resource Allocation and Beamforming Design via Geometric Mean Maximization for Cell-free Massive MIMO Systems with Dynamic TDD Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-121 |
In this paper, we consider a cell-free multiple-input multiple-output (MIMO) systems operated in a dynamic time division... [more] | RCS2021-121 pp.19-24 |
| RCS | 2021-10-21 16:00 |
Online | Online | [Poster Presentation]
A Study on Bayesian Receiver Design via Bilinear Inference for Scalable Cell-Free Massive MIMO Takumi Takahashi (Osaka Univ.), Hiroki Iimori (JUB), Kengo Ando, Koji Ishibashi (UEC), Shinsuke Ibi (Doshisha Univ), Giuseppe Abreu (JUB) RCS2021-129 |
One of the main challenges in realizing uplink scalable cell-free massive multi-input multi-output (CF-mMIMO) is capacit... [more] | RCS2021-129 pp.57-62 |
| RCS, SAT (Joint) |
2021-08-27 14:30 |
Online | Online | Antenna Configuration and Robust Receiver Design for Scalable Cell-Free Massive MIMO with Capacity Limited Fronthaul Kengo Ando (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Takumi Takahashi (Osaka Univ), Koji Ishibashi (UEC) RCS2021-114 |
In this paper, we investigate an uplink signal detection problem in scalable cell-free massive multiple input multiple o... [more] | RCS2021-114 pp.79-84 |
| RCS, SAT (Joint) |
2021-08-27 14:55 |
Online | Online | Resource Allocation and Beamforming Design Considering User Fairness for Cell-Free Massive MIMO System with Dynamic TDD Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-115 |
In this paper, we consider a cell-free massive multiple-input multiple-output (MIMO) system, in which uplink and downlin... [more] | RCS2021-115 pp.85-90 |
| RCS, SAT (Joint) |
2021-08-27 15:20 |
Online | Online | Low-Complexity Robust Beamforming Design for Millimeter-Wave Communications with Random Blockage Sota Uchimura (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-116 |
In this paper, we propose a low-complexity beamforming algorithm for coordinated multi-point (CoMP) millimeter-wave wire... [more] | RCS2021-116 pp.91-96 |
| RCS | 2021-06-25 13:35 |
Online | Online | Tensor-aided Beamforming Design for Full Duplex Cell-Free MIMO Kengo Ando (UEC), Hiroki Iimori (JUB), Koji Ishibashi (UEC), Giuseppe Abreu (JUB) RCS2021-72 |
In this paper, we investigate a transmit (TX) and receive (RX) beamforming (BF) design for full-duplex cell-free multipl... [more] | RCS2021-72 pp.249-254 |
| RCS, SR, SRW (Joint) |
2021-03-05 11:20 |
Online | Online | Tensor-aided Beamforming Design for Cell-Free MIMO Kengo Ando (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2020-257 |
In this paper, we investigate a transmit (TX) and receive (RX) beamforming (BF) design for cell free multiple input mult... [more] | RCS2020-257 pp.252-257 |
| NS, RCS (Joint) |
2020-12-18 15:00 |
Online | Online | Dynamic TDD Allocation via Fractional Programming for Cell-Free Massive MIMO Systems Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (Jacobs Univ. Bremen), Koji Ishibashi (UEC) RCS2020-151 |
In this paper, we consider a user-centric spacial resource management problem for cell-free massive MIMO architectures w... [more] | RCS2020-151 pp.91-96 |
| RCS | 2020-04-23 - 2020-04-24 |
Online | Online | Discreteness Aware Receiver Design and Antenna Configuration for Distributed MIMO Kengo Ando (The Univ. Electro-Communications), Hiroki Iimori (JUB), Koji Ishibashi (The Univ. Electro-Communications), Giuseppe Abreu (JUB) RCS2020-7 |
In this paper, we investigate a receiver design for uplink distributed-MIMO networks composed of a common central base s... [more] | RCS2020-7 pp.37-42 |
| RCS | 2020-04-23 - 2020-04-24 |
Online | Online | Optimal Transmission Strategy Realizing Minimum Age-of-Information of Energy Harvesting Users over Multiple-Access Channels Naoya Hirosawa (The Univ. Electro-Communications), Hiroki Iimori (JUB), Koji Ishibashi (The Univ. Electro-Communications), Giuseppe Abreu (JUB) RCS2020-8 |
In this paper, we study a sensor network composed of multiple energy harvesting nodes being capable of collecting energy... [more] | RCS2020-8 pp.43-48 |
| SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-10 15:45 |
Osaka | I-Site Nanba（Osaka） | Robust Transmit Beamforming Design via Fractional Programming for Downlink Power-Domain NOMA Systems Hiroki Iimori, Koji Ishibashi (UEC), Giuseppe Abreu (JUB) RCC2019-16 NS2019-49 RCS2019-106 SR2019-25 SeMI2019-25 |
Taking into account imperfect channel state information, we study a robust transmit beamforming design for downlink powe... [more] | RCC2019-16 NS2019-49 RCS2019-106 SR2019-25 SeMI2019-25 pp.27-32(RCC), pp.37-42(NS), pp.31-36(RCS), pp.37-42(SR), pp.41-46(SeMI) |
| RCS | 2018-04-23 13:10 |
Yamaguchi | Hotel New Tanaka, Yuda Onsen | Joint Design of Multi-tap Analog Canceller and Digital Beamforming for Two-Way Full Duplex MIMO Systems Hiroki Iimori, Giuseppe Abreu (Ritsumeikan Univ.) RCS2018-7 |
We consider a two-way full-duplex (FD) multiple-input multiple-output (MIMO) communication system in which nodes are equ... [more] | RCS2018-7 pp.37-42 |
| RCS, SR, SRW (Joint) |
2018-03-02 16:05 |
Kanagawa | YRP | Non-orthogonal Multiple Access design via Frame Theory Shunya Nishikawa, Hiroki iimori, Giuseppe Abreu (Rits Univ.) RCS2017-402 |
We propose a non-orthogonal multiple access (NOMA) scheme based on frame theory. In the proposed design, the interferenc... [more] | RCS2017-402 pp.465-468 |
| RCS | 2017-04-25 09:50 |
Kagawa | Kotohira Onsen Kotosankaku | On Generalized Analysis for Packet Loss Rate of Frameless ALOHA with Multiple Base Station Cooperation Shun Ogata, Koji Ishibashi (The Univ. Electro-Commun.), Giuseppe Abreu (Jacobs Univ. Bremen) RCS2017-17 |
We study frameless ALOHA with multiple base station (BS) cooperation and discuss the performance improvement via the coo... [more] | RCS2017-17 pp.83-88 |
| SR | 2016-01-22 12:55 |
Nagasaki | Fukue-bunka-kaikan | Outage Probability Analysis of Energy Harvesting Relay Selection Using Channel Distribution Information in Large-Scale Networks Hiroki Kawabata, Koji Ishibashi (Univ. of Electro-Comm.), Satyanarayana Vuppala (Univ. of Edinburgh), Giuseppe Abreu (Jacobs Univ. Bremen) SR2015-84 |
Energy harvesting (EH) cooperative communication has been proposed, which enables the relay to forward the received sign... [more] | SR2015-84 pp.81-86 |
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