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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SR, SRW (Joint) |
2024-03-15 13:50 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
Time-Varying Channel Prediction Considering Angle-of-Arrival Variation for Hybrid Massive MIMO Communications Yuki Ono, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech), Satoshi Suyama, Takahiro Asai (NTT DOCOMO)  RCS2023-287 |
For 5G massive MIMO systems, hybrid beamforming (HB), which is composed of analog beamforming (AB) and digital beamformi... [more] | RCS2023-287 pp.146-151 |
| RCS, SIP, IT | 2022-01-20 17:20 |
Online | Online | A Study on AoA Estimation-Aided Bayesian Receiver Design via Bilinear Inference for mmWave Large MIMO Kenta Ito, Takumi Takahashi, Koji Igarashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) IT2021-58 SIP2021-66 RCS2021-226 |
We propose a novel joint channel and data estimation (JCDE) scheme for mmWave large multi-user multi-input multi-output ... [more] | IT2021-58 SIP2021-66 RCS2021-226 pp.167-172 |
| 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 |
| RCS, AP, UWT (Joint) |
2020-11-25 10:15 |
Online | Online | A Study on Joint Channel and Data Estimation via Belief Propagation for Correlated Large MIMO Systems Kenta Ito, Takumi Takahashi (Osaka Univ), Shinsuke Ibi (Doshisha Univ), Seiichi Sampei (Osaka Univ) RCS2020-111 |
We propose a novel joint channel and data estimation (JCDE) scheme for correlated large multi-user multi-input multi-out... [more] | RCS2020-111 pp.7-12 |
| IN, RCS, NV (Joint) |
2020-05-21 - 2020-05-22 |
Online | Online | A Study on Non-Orthogonal Pilot Design for Grant-Free Multi-User Massive MIMO Takanori Hara, Koji Ishibashi (The Univ. of Electro-Communications) RCS2020-22 |
To accommodate a large number of users with low latency, grant-free access has gained much attention. As one of the conv... [more] | RCS2020-22 pp.67-72 |
| RCS | 2019-10-24 11:50 |
Kanagawa | Yokosuka Research Park | A Study on Interference Mitigation Considering Pilot Overhead in TDD Massive MIMO Heterogeneous Networks Shunsuke Kamiwatari, Osamu Muta (Kyushu Univ.) RCS2019-183 |
In a two-tier heterogeneous network (HetNet) , mitigation of interference between the MC and SC (i.e., cross-tier interf... [more] | RCS2019-183 pp.31-36 |
| RCS | 2018-04-23 11:45 |
Yamaguchi | Hotel New Tanaka, Yuda Onsen | A Study on Iterative Channel Estimation with Non-Orthogonal Pilot Sequence in Large MIMO Detection Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei (Osaka Univ.) RCS2018-6 |
Based on the use of iterative channel estimation with non-orthogonal pilot sequence, we proposes a modified covariance m... [more] | RCS2018-6 pp.31-36 |
| CS, CAS | 2018-03-13 11:35 |
Fukuoka | Nishijin Plaza, Kyushu University | A Study on Two-Dimensional Pilot Allocation over Frequency and Delay-time Domain for Uplink Channel Estimation in Massive MIMO/TDD Systems, Part II Koki Matsuzaki, Osamu Muta (Kyushu Univ.), Haris Gacanin (Nokia Belgium) CAS2017-151 CS2017-105 |
Multiple-input multiple-output (MIMO) system with a large number of antennas (i.e., massive MIMO) at the base station (B... [more] | CAS2017-151 CS2017-105 pp.101-105 |
| SIP, RCS | 2015-01-22 14:10 |
Okayama | Okayama Univ. | A throughput evaluation of an over-distributed antenna system with signal distributing or switching under control delay Yuki Nakanishi, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Yusuke Ohwatari, Yoshihisa Kishiyama (NTT DOCOMO) SIP2014-91 RCS2014-279 |
When a base station has many transmit antennas such as a massive MIMO system, we need as many pilot resources as the tra... [more] | SIP2014-91 RCS2014-279 pp.61-66 |
| SP | 2009-03-06 11:15 |
Tokyo | Tokyo Univ. of Technology | Interface design for TANDEM-STRAIGHT and temporally variable speech morphing study Hideki Kawahara (Wakayama Univ.), Masanori Morise (Kwansei Univ.), Toru Takahashi (Kyoto Univ.), Hideki Banno (Meijo Univ.), Ryuichi Nisimura, Toshio Irino (Wakayama Univ.) SP2008-151 |
This article introduces background and design principles of a set of graphical user interfaces to promote research on va... [more] | SP2008-151 pp.51-56 |
| NS, IN (Joint) |
2008-03-06 09:40 |
Okinawa | Bankoku Shinryokan | Optimal Server Selection from the Users' Side on the Internet Keisuke Utsu, Naohide Fukushi, Hideaki Kawabata, Kei Endo, Naoyuki Hirata, Hiroshi Ishii (Tokai Univ.) IN2007-163 |
Users can upload and download information easily on web servers or file servers on the Internet. However, it is difficul... [more] | IN2007-163 pp.25-30 |
| IN | 2007-12-14 15:25 |
Hiroshima | Hiroshima City University | An Evaluation of the Most Suitable Server Selection by Remote Observation over the Testbed Keisuke Utsu, Masaki Shioda, Hiroshi Ishii (Tokai Univ.) IN2007-118 |
In order to select the most suitable server from the user’s side, a method have been proposed to use both the round trip... [more] | IN2007-118 pp.115-120 |
| MVE | 2007-10-04 15:20 |
Hokkaido | Asahikawa Science Center | 3-D User Interfaces for Indoor Exhibits Navigation and Reliving Experiences on-and-off the Spot Takashi Okuma, Masakatsu Kourogi (AIST), Nobuchika Sakata (Osaka Univ.), Takeshi Kurata (AIST) MVE2007-44 |
This paper describes a science museum 3-D navigation system using an indoor/outdoor positioning system, a pilot user stu... [more] | MVE2007-44 pp.43-48 |
| IN | 2006-12-14 16:15 |
Osaka | A Study on the Most Suitable Server Selection by Remote Observation Masahiro Nakaiwa, Shingo Nakazono, Hiroshi Ishii (Tokai Univ) IN2006-119 |
This paper proposes to use both the network delay between user and server and the pilot file download time as index for ... [more] | IN2006-119 pp.31-36 |
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