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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| RCS | 2020-10-23 11:15 |
Online | Online | Cylindrical Massive MIMO System for Ultra-Wide Coverage and High-Capacity HAPS Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) RCS2020-105 |
The coverage extension to the sky, seas, and mountains is one of the important concepts of the 6th generation mobile com... [more] | RCS2020-105 pp.69-74 |
| SAT, RCS (Joint) |
2020-08-20 15:35 |
Online | Online | [Invited Talk]
R&D of HAPS Mobile Broadband Communications towards 6G Atsushi Nagate, Kenji Hoshino, Yoshichika Ohta (SoftBank) SAT2020-18 RCS2020-82 |
[more] | SAT2020-18 RCS2020-82 p.45(SAT), p.21(RCS) |
| AP, SANE, SAT (Joint) |
2020-07-17 13:50 |
Online | Online | Prototype Development and Basic Experimental Evaluation of Service Link Antenna for Footprint Fixation in HAPS System Shoichi Sudo, Kenji Hoshino, Yoshichika Ohta (SB) AP2020-22 |
High-Altitude Platform Station (HAPS) is attracting attention as a new communication platform for disaster countermeasur... [more] | AP2020-22 pp.75-80 |
| AP | 2020-05-21 14:05 |
Okinawa | Tiruru Okinawa (Naha-city) (Cancelled, technical report was not issued) |
An Experimental Evaluation of Cylindrical Array Antenna for Service Link in HAPS system Shoichi Sudo, Kenji Hoshino, Yoshichika Ohta (SoftBank) |
[more] | |
| RCS | 2019-06-21 16:00 |
Okinawa | Miyakojima Hirara Port Terminal Building | A System Design of Gigabit HAPS Mobile Communications with Energy Efficiency Yohei Shibata (HAPSMobile), Noboru Kanazawa (SoftBank), Mitsukuni Konishi, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate (HAPSMobile) RCS2019-98 |
(To be available after the conference date) [more] | RCS2019-98 pp.359-364 |
| RCS, NS (Joint) |
2018-12-21 11:15 |
Hiroshima | Onomichi City Hall | A Study on Cell Configuration for HAPS Mobile Communications Yohei Shibata, Noboru Kanazawa, Kenji Hoshino, Yoshichika Ohta, Atsushi Nagate (HAPS Mobile) RCS2018-236 |
High-Altitude Platform Station (HAPS), which provides communications services from the altitude of 20km by utilizing bal... [more] | RCS2018-236 pp.101-106 |
| RCS, AP (Joint) |
2018-11-21 11:00 |
Okinawa | Okinawa Industry Support Center | A Study on Service Link Antenna Considering Fixed Footprint in HAPS System Kenji Hoshino, Shoichi Sudo, Yoshichika Ohta (HAPS Mobile) AP2018-118 |
[more] | AP2018-118 pp.95-100 |
| RCS, AP (Joint) |
2018-11-21 11:20 |
Okinawa | Okinawa Industry Support Center | A Study on Beam Pattern in Horizontal Plane in HAPS System Shoichi Sudo, Kenji Hoshino, Yoshichika Ohta (HAPS Mobile) AP2018-119 |
A High-Altitude Platform Station (HAPS) has been expected as a new mobile communication platform that realizes ultra-wid... [more] | AP2018-119 pp.101-106 |
| NS, RCS (Joint) |
2016-12-22 16:25 |
Ishikawa | A Study on Extension of Tomlinson-Harashima Precoding Employing Perturbation Vector Search for Downlink MU-MIMO Systems Sourabh Maiti, Manabu Mikami, Kenji Hoshino, Hitoshi Yoshino (Softbank) RCS2016-235 |
[more] | RCS2016-235 pp.153-158 |
|
| RCS | 2016-06-22 14:20 |
Okinawa | Univ. of the Ryukyus | Evaluation on Doppler Spread Based Mobile Terminal Velocity Detection Using Practical Radio Propagation Data in Presence of Moving Scatterers Sourabh Maiti, Manabu Mikami, Kenji Hoshino (Softbank) RCS2016-48 |
[more] | RCS2016-48 pp.13-18 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-04 13:15 |
Tokyo | Tokyo Institute of Technology | Simple Interference Cancel Method for Multi-cell Coordinated MU-MIMO Kenji Hoshino, Manabu Mikami, Teruya Fujii (Softbank) RCS2015-391 |
Multi-cell coordination is considered as one of the effective methods to improve the cell-edge throughput. We have propo... [more] | RCS2015-391 pp.339-344 |
| SIP, RCS | 2015-01-22 11:05 |
Okayama | Okayama Univ. | An Investigation on Velocity Estimation of Mobile Terminal for Cellular Mobile Radio Communication Systems Sourabh Maiti, Kenji Hoshino, Manabu Mikami (Softbank Mobile) SIP2014-86 RCS2014-274 |
[more] | SIP2014-86 RCS2014-274 pp.31-36 |
| RCC, ASN, NS, RCS, SR (Joint) |
2014-08-01 13:00 |
Kyoto | Kyoto Terrsa | Network Coordinated Inter-Cell Interference Control using Horizontal-Plane Beamforming on Small Cells in 3D Macro and Small combined Cell Structure Kenji Hoshino, Sho Nabatame, Atsushi Nagate, Teruya Fujii (Softbank Mobile) RCS2014-131 |
3D macro and small combined cell structure, where small cells are three-dimensionally deployed on macro cells, is consid... [more] | RCS2014-131 pp.227-232 |
| RCS, SR, SRW (Joint) |
2014-03-04 10:40 |
Tokyo | Waseda Univ. | Field Experiment Results of Precoding-Based Vertical Plane Beamforming of Base Station Antenna for LTE-Advanced Kenji Hoshino, Sho Nabatame, Atsushi Nagate, Teruya Fujii (Softbank Mobile) RCS2013-353 |
In cellular mobile communication systems, co-channel interference among cells caused by 1 cell frequency reuse is one of... [more] | RCS2013-353 pp.283-288 |
| RCS, SIP | 2014-01-23 09:20 |
Fukuoka | Kyushu Univ. | A Study on Inter-Cell Interference Control for Small Cells using Horizontal-Plane Beam Control in 3D Cell Structure Sho Nabatame, Kenji Hoshino, Atsushi Nagate, Teruya Fujii (SoftBank Mobile) SIP2013-86 RCS2013-256 |
In 3D cell structure where small cells are three-dimensionally deployed on macro cells including skyscrapers, it is impo... [more] | SIP2013-86 RCS2013-256 pp.7-12 |
| RCS, SR, SRW (Joint) |
2013-02-28 10:50 |
Tokyo | Waseda Univ. | Field Experiment of Multi-BS Cooperative MIMO over Inter-BS Interface Sho Nabatame, Daigo Ogata, Kenji Hoshino, Atsushi Nagate, Teruya Fujii (Softbank Mobile) RCS2012-328 |
Coordinated Multi-Point Joint Transmission (CoMP-JT) techniques, in which multiple base stations (BSs) transmit their si... [more] | RCS2012-328 pp.267-272 |
| RCS | 2012-04-20 13:25 |
Kyoto | Kyoto Univ. | Throughput Improving in Cellular Mobile Communications with Various Cell Sizes
-- Vertical Plane Beam Control with Pre-coding and Cooperative MIMO Transmission -- Kenji Hoshino, Teruya Fujii (Softbank Mobile Corp.) RCS2012-16 |
Cellular mobile communication systems reuse the same frequency channel in geographically distant areas to improve the sp... [more] | RCS2012-16 pp.91-96 |
| NS, RCS (Joint) |
2011-12-16 14:40 |
Yamaguchi | Yamaguchi University | An Experimental Evaluation on Multi-BS Cooperative Transmission Control in LTE System Daigo Ogata, Atsushi Nagate, Kenji Hoshino, Teruya Fujii (SBM) RCS2011-259 |
Coordinated Multi-Point (CoMP) transmission, in which multiple base stations (BSs) transmit their signals in a coordinat... [more] | RCS2011-259 pp.159-164 |
| AP, RCS (Joint) |
2011-11-17 10:15 |
Aichi | Nagoya Congress Center | Throughput improvement with vertical plane beam control of base station antenna by using pre-coding in an environment consisting of various cell sizes Kenji Hoshino, Teruya Fujii (Softbank Mobile Corp.) RCS2011-209 |
Cellular mobile communication systems reuse the same frequency channel in geographically distant areas to improve the sp... [more] | RCS2011-209 pp.121-126 |
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