Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS, SIP, IT |
2025-01-29 16:10 |
Yamaguchi |
Kaikyou-messe (Yamaguchi, Online) (Primary: On-site, Secondary: Online) |
Coordinated Control Scheme of Nullforming and Resource Allocation for Coverage Expansion in Integrated HAPS-Terrestrial Networks Tsutomu Ishikawa, Koji Tashiro, Koichi Maki, Kenji Hoshino (SoftBank Corp.) IT2024-45 SIP2024-84 RCS2024-228 |
High-altitude platform stations (HAPSs) have been gaining attention as a solution for extending 6G coverage and rapid re... [more] |
IT2024-45 SIP2024-84 RCS2024-228 pp.110-115 |
NS, RCS (Joint) |
2024-12-19 11:20 |
Hokkaido |
Hakodate Arena + Online (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
Downtilt Optimization of Array Antennas for HAPS Service Links Based on Envelope Radiation Patterns Koichi Maki, Koji Tashiro, Tsutomu Ishikawa, Kenji Hoshino (SoftBank) RCS2024-179 |
There has been a growing interest in high altitude platform stations (HAPSs) because they are expected to extend the cov... [more] |
RCS2024-179 pp.25-30 |
RCC, RCS, SeMI, NS, SR, RISING (Joint) |
2024-07-18 10:15 |
Hokkaido |
Hokkaido Citizens Activities Promotion Center (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
Experimental Evaluation of Air-Ground Spectrum Sharing Scheme Based on Nullforming Techniques Koji Tashiro, Tsutomu Ishikawa, Kenji Hoshino, Atsushi Nagate (SoftBank) RCS2024-97 |
High-altitude platform stations (HAPSs) have attracted significant attention as a leading technology to provide an exten... [more] |
RCS2024-97 pp.64-69 |
SIP, IT, RCS |
2024-01-19 11:20 |
Miyagi |
(Miyagi, Online) (Primary: On-site, Secondary: Online) |
Parameter Reduction for Interference Coordination from HAPS to Terrestrial Systems Using Null Sweeping Tsutomu Ishikawa, Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) IT2023-60 SIP2023-93 RCS2023-235 |
High-altitude platform stations (HAPSs) have attracted increasing attention for their potential to extend coverage in mo... [more] |
IT2023-60 SIP2023-93 RCS2023-235 pp.163-168 |
NS, RCS (Joint) |
2023-12-15 09:25 |
Fukuoka |
Kyushu Institute of Technology Tobata campus, and Online (Fukuoka, Online) (Primary: On-site, Secondary: Online) |
Evaluation of Interference Reduction Performance in Nullforming by High-Altitude Platforms Towards Terrestrial Systems Koji Tashiro, Tsutomu Ishikawa, Kenji Hoshino, Atsushi Nagate (SoftBank) RCS2023-193 |
High-altitude platform stations (HAPSs) have garnered significant attention as a leading technology for providing an ext... [more] |
RCS2023-193 pp.82-87 |
RCS, SAT (Joint) |
2023-08-31 13:10 |
Nagano |
Naganoken Nokyo Building, and online (Nagano, Online) (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Nullforming and Coordination Techniques for Spectrum Sharing between High-Altitude Platforms and Terrestrial Networks Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) SAT2023-37 RCS2023-108 |
Non-terrestrial networks (NTNs) using high-altitude platform stations (HAPSs) have garnered significant attention as a l... [more] |
SAT2023-37 RCS2023-108 p.24(SAT), p.36(RCS) |
RCS |
2023-06-14 16:00 |
Hokkaido |
Hokkaido University, and online (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
Improvement in Interference Reduction Performance of Nullforming by HAPS for Spectrum Sharing with Terrestrial Systems Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) RCS2023-42 |
High-altitude platform stations (HAPSs) have garnered significant attention as a leading technology for providing an ext... [more] |
RCS2023-42 pp.81-86 |
RCS |
2023-04-13 10:25 |
Shimane |
Matsue New Urban Hotel, and online (Shimane, Online) (Primary: On-site, Secondary: Online) |
Null Sweeping for Reduction of Residual Interference between HAPS and Terrestrial Systems Tsutomu Ishikawa, Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank Corp.) RCS2023-2 |
A high-altitude platform station (HAPS) is a promising technology which realizes the coverage extension in the 6G wirele... [more] |
RCS2023-2 pp.7-12 |
RCS, AP, UWT (Joint) |
2022-11-17 15:25 |
Fukuoka |
Kyushu University, and Online (Fukuoka, 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 |
RCS |
2022-06-15 11:25 |
Okinawa |
University of the Ryukyus, Senbaru Campus and online (Okinawa, Online) (Primary: On-site, Secondary: Online) |
Inter-HAPS Interference Reduction Technique Using Subarrayed Cylindrical Antenna with Nullforming Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) RCS2022-28 |
High-altitude platform stations (HAPS) have attracted much attention as a leading technology for coverage extension in t... [more] |
RCS2022-28 pp.25-30 |
RCS, SIP, IT |
2022-01-21 14:20 |
Online |
Online (Online) |
[Encouragement Talk]
Ultra-Wide Coverage and High-Capacity Massive MIMO System for High-Altitude Platform Stations Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) IT2021-79 SIP2021-87 RCS2021-247 |
Coverage extension to the sky, seas, and elsewhere is one of the important concepts of the 6th generation (6G) mobile co... [more] |
IT2021-79 SIP2021-87 RCS2021-247 p.288 |
MW, AP (Joint) |
2021-09-10 10:35 |
Online |
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 |
RCS, SAT (Joint) |
2021-08-26 11:50 |
Online |
Online (Online) |
Two-Stage Precoding with Null-Steering for Spectrum Sharing between HAPS and Terrestrial Systems Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) RCS2021-101 |
Coverage extension to the sky, seas, and mountains is one of the important concepts of the sixth generation (6G) mobile ... [more] |
RCS2021-101 pp.13-18 |
RCS |
2021-06-25 15:00 |
Online |
Online (Online) |
Null-Steering Technique in HAPS Systems for Spectrum Sharing with Terrestrial Mobile Networks Koji Tashiro, Kenji Hoshino, Atsushi Nagate (SoftBank) RCS2021-75 |
Coverage extension to the sky, seas, and mountains is one of the important concepts of the sixth generation (6G) mobile ... [more] |
RCS2021-75 pp.267-272 |
RCS |
2020-10-23 11:15 |
Online |
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 |
IT, SIP, RCS |
2017-01-19 16:35 |
Osaka |
Osaka City Univ. (Osaka) |
Resource Allocation for Balancing Sum-Rate and Fairness in Non-Orthogonal Multiple Access Systems Koji Tashiro, Yuhei Nagao, Leonardo Lanante, Masayuki Kurosaki, Hiroshi Ochi (KIT) IT2016-72 SIP2016-110 RCS2016-262 |
Power-domain non-orthogonal multiple access (NOMA) has attracted a great deal of attention as one of the candidate techn... [more] |
IT2016-72 SIP2016-110 RCS2016-262 pp.153-158 |