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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 226  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SAT, SANE
(Joint)
2024-02-08
14:05
Kagoshima AmaHome PLAZA (Amami City Shimin Koryu Center)
(Primary: On-site, Secondary: Online)
Electromagnetic Interference Susceptibility Evaluations of Aircraft Radio Altimeter Under Japanese Sub-6 Band 5G Mobile Communications System Frequency Conditions -- Evaluation of 8 Radio Altimeters for Medium/Small Fixed-Wing Aircrafts and Helicopters --
Shunichi Futatsumori, Noriaki Hiraga (ENRI) SANE2023-107
This report discusses electromagnetic interference (EMI) issues of aircraft radio altimeter due to Sub-6 band 5G mobile ... [more] SANE2023-107
pp.19-24
SIP, IT, RCS 2024-01-19
11:20
Miyagi
(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
(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
NS, RCS
(Joint)
2023-12-15
14:25
Fukuoka Kyushu Institute of Technology Tobata campus, and Online
(Primary: On-site, Secondary: Online)
Terminal Scheduling Method for Spectrum Sharing between Non-Terrestrial Networks and Terrestrial Networks using Radio Map
Shugo Hirano, Hirofumi Nakajo, Takeo Fujii (UEC) RCS2023-201
With the proliferation of the Internet-of-Things (IoT) and cell phones, there is a need to provide high-speed communicat... [more] RCS2023-201
pp.123-128
AP, RCS
(Joint)
2023-11-17
16:00
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
The same frequency sharing by coordinating between UAV/HAPS and terrestrial cellular
Teruya Fujii (Titech), Takafumi Fujii (SoftBank) RCS2023-177
HAPS started as a millennium initiative in 2000 AD, but was put on hold. Recently, the "HAPS cellular system" using HAPS... [more] RCS2023-177
pp.129-134
RISING
(3rd)
2023-10-31
10:45
Hokkaido Kaderu 2・7 (Sapporo) [Poster Presentation] A Study on Channel Access Using Multi-Armed Bandit Algorithm
Mai Ohta, Takashi Imanaka, Makoto Taromaru (Fukuoka Univ.)
With the development of wireless communication technology, spectrum sharing needs due to the increase in the number of s... [more]
RISING
(3rd)
2023-10-31
13:00
Hokkaido Kaderu 2・7 (Sapporo) [Poster Presentation] A study of distribution estimation using short interval data with same frequency interference in 5G
Taiga Kawaguchi, Osamu Takyu (Shinshu Univ)
In this study, the cumulative probability distribution (CDF) of PUSCH (Physical Uplink Shared Channel) Throughput, a low... [more]
RCS, SAT
(Joint)
2023-08-31
13:10
Nagano Naganoken Nokyo Building, and 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)
SANE 2023-08-18
11:10
Hokkaido  
(Primary: On-site, Secondary: Online)
Electromagnetic Interference Susceptibility Evaluations of Aircraft Radio Altimeter Under Japanese Sub-6 Band 5G Mobile Communications System Frequency Conditions -- Evaluation of 12 Radio Altimeters for Large Fixed-Wing Aircrafts --
Shunichi Futatsumori, Noriaki Hiraga (ENRI) SANE2023-38
This report discusses electromagnetic interference (EMI) issues of aircraft radio altimeter due to Sub-6 band 5G mobile ... [more] SANE2023-38
pp.23-28
SRW, MICT, WBS 2023-07-20
14:40
Niigata Niigata Univ. TOKIMATE
(Primary: On-site, Secondary: Online)
[Poster Presentation] A Spectrum Efficiency Improvement Method by Adaptive Bandwidth and Transmit Power Control in Multi-Band Wireless Systems
Taishiro Moriyasu, Shigeru Tomisato, Kazuhiro Uehara (Okayama Univ.) WBS2023-17 SRW2023-15 MICT2023-14
This paper evaluates spectrum efficiency with the proposed method which adaptively control bandwidth and transmit power ... [more] WBS2023-17 SRW2023-15 MICT2023-14
pp.15-20
RCS 2023-06-14
16:00
Hokkaido Hokkaido University, and 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
SRW 2023-06-12
11:40
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Development of High- Precision Radio Sensor for 5G Downlink Signal Detection Using Software-Defined Radio and Its Performance Evaluation
Yuto Sasaki, Shota Mori, Keiichi Mizutani, Hiroshi Harada (Kyoto Univ.) SRW2023-5
Since the amount of required mobile data traffic continues to increase, the spectrum resources for 5G will be insufficie... [more] SRW2023-5
pp.25-30
RCS, IN, NV
(Joint)
2023-05-26
10:25
Kanagawa Keio University (Hiyoshi Campus), and online
(Primary: On-site, Secondary: Online)
Evaluation for COR Observations by Shadowing in Environment with Multiple Interfering Stations
Hideya So (SIT), Shintaro Ota, Hayato Soya (SUS) RCS2023-24
Spectrum sharing, in which multiple wireless systems share the same radio resources, has been considered to improve freq... [more] RCS2023-24
pp.43-48
RCS 2023-04-13
10:25
Shimane Matsue New Urban Hotel, and 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
SANE, SAT
(Joint)
2023-03-03
10:30
Okinawa
(Primary: On-site, Secondary: Online)
Electromagnetic interference issues of aircraft radio altimeter due to Sub-6 band 5G mobile communications systems in Japan
Shunichi Futatsumori, Noriaki Hiraga (ENRI) SANE2022-117
This report discusses electromagnetic interference (EMI) issues of aircraft radio altimeter due to Sub-6 band 5G mobile ... [more] SANE2022-117
pp.101-106
RCS, SR, SRW
(Joint)
2023-03-02
10:15
Tokyo Tokyo Institute of Technology, and Online
(Primary: On-site, Secondary: Online)
Highly Accurate Terminal Location Estimation Method by Template Matching Using Receiving Power Transition Information in the VHF-Band
Keika Minaki, Keiichi Mizutani, Hiroshi Harada (Kyoto Univ.) SRW2022-50
A method for estimating the location of a mobile terminal equipped with ARIB STD-T103/119-based VHF-band public broadban... [more] SRW2022-50
pp.37-42
RCS, SR, SRW
(Joint)
2023-03-03
15:35
Tokyo Tokyo Institute of Technology, and Online
(Primary: On-site, Secondary: Online)
[Invited Lecture] Research and Development on Wireless Access Technology Based on Factor Analysis of Communication Quality Using Redundant Information
Koji Yamamoto (Kyoto Univ.), Mai Ohta (Fukuoka Univ.), Kazuto Yano (ATR), Takayuki Nishio (Kyoto Univ./Tokyo Tech.), Akihito Taya (Kyoto Univ./Univ. Tokyo), Makoto Taromaru (Fukuoka Univ.), Babatunde Ojetunde, Keiichiro Mori (ATR) SRW2022-66
In wireless communications, communication quality is observable; in contrast, its degradation factors are generally unob... [more] SRW2022-66
pp.100-105
RCS, SR, SRW
(Joint)
2023-03-03
14:45
Tokyo Tokyo Institute of Technology, and Online
(Primary: On-site, Secondary: Online)
Throughput Evaluation of Two-Step Channel Observation Scheme for Dynamic Spectrum Sharing
Hideya So (SIT), Kazuki Wada, Hayato Soya (SUS) RCS2022-293
Dynamic spectrum sharing (DSS), in which the same radio resource is shared by multiple wireless systems, has been consid... [more] RCS2022-293
pp.237-242
SeMI, IPSJ-UBI, IPSJ-MBL 2023-03-01
17:20
Aichi
(Primary: On-site, Secondary: Online)
Autonomous Channel Selection Method by aggregating data in WLAN
Hayato Soya, Yuto Kobayashi (SUS), Hideya So (SIT) SeMI2022-115
In recent years, information terminals equipped with wireless LAN functions are increasing more and more. As a result, i... [more] SeMI2022-115
pp.49-53
AP 2023-02-15
11:50
Miyagi Tohoku University, Aobayama Campus
(Primary: On-site, Secondary: Online)
[Invited Lecture] A Study of Thin Planar Antenna for dual-Frequency and dual Polarization -- Low Profile Antenna Consisting of Patch Antenna and Dipole Antenna --
Hiroki Hagiwara, Akira Maruyama, Yuko Rikuta (DENGYO) AP2022-202
With the development of mobile communication, a multi-frequency band antenna capable of transmitting and receiving radio... [more] AP2022-202
pp.29-33
 Results 1 - 20 of 226  /  [Next]  
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