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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, AP, UWT (Joint) |
2022-11-17 15:25 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Subarray Optimization for Inter-HAPS Interference Mitigation in Massive MIMO Systems Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank)  RCS2022-183 |
High-altitude platform stations (HAPSs) have attracted much attention as a leading technology for coverage extension in ... [more] | RCS2022-183 pp.161-166 |
| MW, AP (Joint) |
2021-09-10 10:35 |
Online | Online | Demonstration of Footprint Fixation and Area Optimization Using a Prototype Cylindrical Array Antenna for HAPS Service Link Shoichi Sudo, Yohei Shibata, Koji Tashiro, Wataru Takabatake, Kenji Hoshino (SB) AP2021-62 |
High-Altitude Platform Station (HAPS), which provides direct communication services to mobile devices on the ground from... [more] | AP2021-62 pp.29-34 |
| CS, CQ (Joint) |
2021-05-14 16:05 |
Online | On-line | [Invited Lecture]
Cross-Layer Optimization of Communication and Control for Reliable Wireless Control Kentaro Kobayashi (Meijo Univ.) CQ2021-18 |
This report introduces our studies on cross-layer optimization of communication and control for the improvement of contr... [more] | CQ2021-18 pp.76-79 |
| RCS, SR, SRW (Joint) |
2021-03-05 10:55 |
Online | Online | Beamforming Design for Heterogeneous Wireless Systems with Coded-Caching Ayaka Urabe, Koji Ishibashi (UEC) RCS2020-256 |
In this paper, we propose a transmission beamforming design for the multiple input single output (MISO) system consistin... [more] | RCS2020-256 pp.246-251 |
| SIP, IT, RCS | 2021-01-21 14:00 |
Online | Online | A Study of Pilot Assignment Optimization Based on Statistical Beam Selection for Large Multi-User MIMO Yuichi Ochi, Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) IT2020-78 SIP2020-56 RCS2020-169 |
We propose a novel pilot assignment optimization scheme based on statistical beam selection for significant pilot overhe... [more] | IT2020-78 SIP2020-56 RCS2020-169 pp.87-92 |
| SIP, IT, RCS | 2021-01-22 14:00 |
Online | Online | Dynamic Cell Optimization for HAPS multi-cell Configuration Considering User Distribution Yohei Shibata, Wataru Takabatake, Kenji Hoshino, Atsushi Nagate (SB) IT2020-94 SIP2020-72 RCS2020-185 |
HAPS(High-Altitude Platform Station) attracts attention as a new communication platform which provides wide area communi... [more] | IT2020-94 SIP2020-72 RCS2020-185 pp.170-175 |
| 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 |
| SRW, SeMI, CNR (Joint) |
2020-11-26 16:00 |
Online | Online | [Poster Presentation]
Latency-Aware Fair Scheduling for Spatial Reuse in WLANs: A Lyapunov Optimization Approach Shunnosuke Kotera, Bo Yin, Koji Yamamoto (Kyoto Univ.), Hirantha Abeysekera (NTT) SeMI2020-23 |
Wireless local area networks (WLANs) have been widely deployed today, and the demand for low latency communication in WL... [more] | SeMI2020-23 pp.35-38 |
| SIP | 2020-08-28 11:20 |
Online | Online | [Invited Talk]
Blind source separation based on proximal splitting algorithm Kohei Yatabe (Waseda Univ.) SIP2020-36 |
This talk presents blind source separation (BSS) from multi-channel audio signals. BSS is methodology of estimating sepa... [more] | SIP2020-36 p.31 |
| CS, CAS | 2020-02-27 14:30 |
Kumamoto | An Estimation of Network Traffic Validation based on Sparse Coding Takayuki Nakachi, Yitu Wang (NTT) CAS2019-107 CS2019-107 |
With accurate network traffic prediction, future communication networks can realize self-management and enjoy intelligen... [more] | CAS2019-107 CS2019-107 pp.55-60 |
|
| CQ | 2019-08-28 11:15 |
Hokkaido | Hakodate arena | WiSMA-based dynamic wireless resource control: Improvement of communication quality under high-density AP scenarios Toshiro Nakahira, Hirantha Abeysekera, Tomoki Murakami, Koichi Ishihara, Takafumi Hayashi, Yasushi Takatori (NTT) CQ2019-79 |
In order to efficiently accommodate the increasing radio traffic in a limited frequency band, further improvement of the... [more] | CQ2019-79 pp.113-118 |
| 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 | 2019-06-21 10:30 |
Okinawa | Miyakojima Hirara Port Terminal Building | A Study on Age-of-Information Minimization in Two-User Multiple Access Channel with Energy Harvesting Naoya Hirosawa, Koji Ishibashi (The Univ. of Electro-Communications) RCS2019-88 |
In this paper, two-user multiple access channel is investigated where users, namely sensor nodes (SNs), transmit their d... [more] | RCS2019-88 pp.297-302 |
| HCS, HIP, HI-SIGCE [detail] | 2019-05-17 11:15 |
Okinawa | Okinawa Industry Support Center | Subjective Evaluation of a Rate Control Scheme Compatible with Legacy JPEG Decoder for Video Advertisement on Mobile Devices Shun Aoki, Takuro Oki, Risako Aoki, Shingo Kobayashi, Ryusuke Miyamoto (Meiji Univ.), Makoto Iguchi (CMerTV) HCS2019-18 HIP2019-18 |
In most websites for mobile devices, CSS image sprites are widely used to play consecutive images that represent a vide... [more] |
HCS2019-18 HIP2019-18 pp.125-130 |
| RCS | 2019-04-18 09:30 |
Hokkaido | Noboribetsu Grand Hotel | Dynamic Control Method for Multi Radio Interface with Strategy Management Architecture for Wireless Resource Optimization (WiSMA) Toshiro Nakahira, Tomoki Murakami, Hirantha Abeysekera, Koichi Ishihara, Takafumi Hayashi, Yasushi Takatori (NTT) RCS2019-1 |
While radio traffic continues to increase, available frequency bands are limited. It is important to increase radio reso... [more] | RCS2019-1 pp.1-6 |
| US | 2019-02-22 13:00 |
Kanagawa | Dynamic Preload Control of Rotary Ultrasonic Motors Using Extremum Seeking Control Abdullah Mustafa, Takeshi Morita (The Univ. of Tokyo) US2018-111 |
Rotary ultrasonic motors (USM) can be controlled by adjusting the elliptical trajectory on the stator?s surface or by ch... [more] | US2018-111 pp.15-19 |
|
| ASN | 2019-01-29 14:25 |
Kagoshima | Kyuukamura Ibusuki | [Poster Presentation]
An Optimization of Drone Flight Plan based on Simulation for Precise Three-Dimensional Reconstruction Tatsuya Kobayashi, Zhang Heming, Shin Kawai, Hajime Nobuhara (Univ. Tsukuba) ASN2018-95 |
In the present three-dimensional reconstruction scheme using drone, various parameters such as the photographing positio... [more] | ASN2018-95 pp.89-93 |
| RCS, NS (Joint) |
2018-12-20 10:45 |
Hiroshima | Onomichi City Hall | Multi Interface Control Method for 802.11ax WLANs based on Communication Quality with Strategy Management Architecture for Wireless Resource Optimization (WiSMA) Toshiro Nakahira, Tomoki Murakami, Hirantha Abeysekera, Koichi Ishihara, Takafumi Hayashi, Yasushi Takatori (NTT) RCS2018-219 |
In order to efficiently accommodate heavy wireless traffic in the 5G/IoT era, an attractive approach is to utilize unlic... [more] | RCS2018-219 pp.19-23 |
| SR | 2018-10-31 10:25 |
Overseas | Mandarin Hotel, Bangkok, Thailand | [Poster Presentation]
Computational Capability and Radio Resource Allocation for Mobile Edge Computing Ryuji Kobayashi, Koichi Adachi (UEC) SR2018-75 |
Due to the rapid advancement of the computing power of mobile devices, the interest in mobile applications and services ... [more] | SR2018-75 pp.37-38 |
| SAT, RCS (Joint) |
2018-08-10 10:50 |
Iwate | Iwate University | Multi Interface Control Method based on Strategy Management Architecture for Wireless Resource Optimization (WiSMA) Toshiro Nakahira, Tomoki Murakami, Hirantha Abeysekera, Koichi Ishihara, Takafumi Hayashi, Yasushi Takatori (NTT) RCS2018-143 |
In order to efficiently accommodate heavy wireless traffic in the 5G/IoT era, an attractive approach is to utilize unlic... [more] | RCS2018-143 pp.63-68 |
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