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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 30  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, SR, SRW
(Joint)
2022-03-02
14:30
Online Online Performance Evaluation of User-Centric AP Cluster Formulation Scheme with User Mobility toward Beyond 5G
Naoki Aihara, Akio Ikami, Takahide Murakami, Yu Tsukamoto, Hiroyuki Shinbo (KDDI Research) RCS2021-267
 [more] RCS2021-267
pp.85-89
RCS, SR, SRW
(Joint)
2022-03-02
14:55
Online Online A fundamental experiment of AP clustering for CF-mMIMO in user-centric RAN
Yu Tsukamoto, Issei Kannno, Takahide Murakami, Hiroyuki Shinbo (KDDI Research) RCS2021-268
 [more] RCS2021-268
pp.90-95
AP 2022-02-17
09:50
Online Online An experimental investigation of the reflection characteristics of lunar surface
Feng Lu, Kazunori Takeuchi, Akira Yamaguchi, Hiroyuki Shinbo (KDDI Research) AP2021-159
Providing communication areas on the lunar surface for exploration of the lunar surface etc. in the 2030s has been consi... [more] AP2021-159
pp.7-10
SR 2022-01-24
10:50
Online Online [Invited Talk] Research & Development of Robust CoMP for Millimeter Communications with Random Blockages
Koji Ishibashi, Sota Uchimura (UEC), Tetsuya Iye, Yoshimi Fujii (KKE), Takahide Murakami, Hiroyuki Shinbo (KDDI Research, Inc.) SR2021-60
Next-generation mobile communications (Beyond 5G/6G) have to meet diverse demands of users such as ultra-high speed, low... [more] SR2021-60
p.11
RCS, NS
(Joint)
2021-12-17
11:00
Nara Nara-ken Bunka Kaikan and Online
(Primary: On-site, Secondary: Online)
Performance Analysis on distributed CPU Cooperation Schemes of CF-mMIMO on User-Centric RAN Towards Beyond 5G
Naoki Aihara, Akio Ikami, Takahide Murakami, Yu Tsukamoto, Hiroyuki Shinbo (KDDI Research) RCS2021-188
 [more] RCS2021-188
pp.69-74
RCS 2021-10-21
10:00
Online Online Performance Evaluation on CPU Function Placement using Virtualized RAN to Cell Free-massive MIMO
Naoki Aihara, Akio Ikami, Takahide Murakami, Yu Tsukamoto, Hiroyuki Shinbo (KDDI Research) RCS2021-118
 [more] RCS2021-118
pp.1-6
RCS 2021-10-22
10:50
Online Online Experimental Study on Tradeoff between Blockage Prediction and Performance of Millimeter-wave Communications with Coordinated Multipoint Transmission
Sota Uchimura (UEC), Hiroki Iimori (JUB), Koji Ishibashi (UEC), Takahide Murakami, Hiroyuki Shinbo (KDDI Research, Inc.) RCS2021-133
Various blockage prediction methods have been proposed to overcome the vulnerability of millimeter-wave (mmWave) signals... [more] RCS2021-133
pp.76-81
SAT 2021-10-07
14:20
Online Online PROPOSAL FOR A USER-CENTRIC RAN ARCHITECTURE TOWARDS BEYOND 5G
Kosuke Yamazaki, Takeo Ohseki, Yoshiaki Amano, Takahide Murakami, Hiroyuki Shinbo, Yoji Kishi (KDDI Research, Inc.) SAT2021-43
In this paper, we present a novel RAN architecture for Beyond 5G called “user-centric (UC) RAN architecture,” which prov... [more] SAT2021-43
pp.4-10
RCS, SR, SRW
(Joint)
2021-03-04
10:55
Online Online A Study of Feedback Control for Suppression of Communication Quality Deterioration in Adaptive RAN
Haruhisa Hirayama, Yu Tsukamoto, Shinobu Nanba, Hiroyuki Shinbo (KDDI Research) RCS2020-230
In order to meet the requirements of diverse services in the advanced 5G era, we have proposed Adaptive RAN, in which th... [more] RCS2020-230
pp.141-146
NS, RCS
(Joint)
2020-12-18
14:35
Online Online A Study of Information Collection for Communication Quality Assurance Control in Adaptive RAN
Haruhisa Hirayama, Yu Tsukamoto, Shinobu Nanba, Hiroyuki Shinbo (KDDI Research) RCS2020-150
In order to meet the requirements of diverse services in the advanced 5G era, we have proposed Adaptive RAN, in which th... [more] RCS2020-150
pp.85-90
SR, NS, SeMI, RCC, RCS
(Joint)
2020-07-08
10:25
Online Online Feasibility Study on Blockage Prediction with Machine Learning in Outdoor mm-Wave Environment
Satoshi Ito, Shoichiro Mihara, Takahide Murakami, Hiroyuki Shinbo (KDDI Research, Inc.) RCS2020-59
mm-wave bands have large blockage loss in comparison with sub 6 GHz band. Therefore, we proposed the system that has mul... [more] RCS2020-59
pp.7-12
RCS, SR, SRW
(Joint)
2020-03-04
09:00
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
R&D of Technology for High Reliability Management of Advanced 5G Network to Various Requirements of Communication Services
Takahide Murakami, Hiroyuki Shinbo, Yu Tsukamoto, Shinobu Nanba, Yoji Kishi (KDDI Research), Morihiko Tamai, Hiroyuki Yokoyama (ATR), Takanori Hara, Koji Ishibashi (The University of Electro-Communications), Kensuke Tsuda, Yoshimi Fujii (Kozo Keikaku Engineering Inc.), Fumiyuki Adachi, Keisuke Kasai, Masataka Nakazawa (Tohoku Univ.), Yuta Seki, Takayuki Sotoyama (Panasonic) RCS2019-320
As the 5th generation mobile communication system is widespread approximately 2025, more variety of communication qualit... [more] RCS2019-320
pp.1-6
RCS, SR, SRW
(Joint)
2020-03-04
09:20
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
Placement of Base Station Functions According to Diverse Services on Adaptive RAN
Yu Tsukamoto, Haruhisa Hirayama, Seung Il Moon, Shinobu Nanba, Kosuke Nishimura, Hiroyuki Shinbo (KDDI Research) RCS2019-321
 [more] RCS2019-321
pp.7-12
RCS, SR, SRW
(Joint)
2020-03-04
09:40
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
A Study of Efficient Radio Resource Allocation Method Considering Various Services in Adaptive RAN
Haruhisa Hirayama, Yu Tsukamoto, Shinobu Nanba, Seungil Moon, Kosuke Nishimura, Hiroyuki Shinbo (KDDI Research) RCS2019-322
In order to meet the requirements of various 5G services, we have proposed Adaptive RAN system, in which base station fu... [more] RCS2019-322
pp.13-17
RISING
(2nd)
2019-11-26
14:10
Tokyo Fukutake Learning Theater, Hongo Campus, Univ. Tokyo [Poster Presentation] Issues for Application of Machine Learning to Prediction of Blockage of Millimeter Wave toward Advancement of 5G Mobile Communication System
Takahide Murakami, Satoshi Ito, Shoichiro Mihara, Hiroyuki Shinbo (KDDI Research)
In a period of spreading 5G mobile communication system and moving toward advanced system, communication services will b... [more]
RCS, SR, SRW
(Joint)
2019-03-06
11:20
Kanagawa YRP An Experimental Study of MmWave Access Points Allocation Patterns inside the Passenger Car of a High Speed Train
Yoshio Kunisawa, Akira Yamaguchi, Feng Lu, Kazunori Takeuchi, Hiroyuki Shinbo (KDDI Research, Inc.) SR2018-123
This paper reports the investigation results of MmWave Access Points (MAPs) deployment method in order to provide exceed... [more] SR2018-123
pp.17-22
SR, RCS
(Joint)
(2nd)
2018-10-31
13:25
Overseas Mandarin Hotel, Bangkok, Thailand [Poster Presentation] Proposal of dynamic resource provisioning based on service priority for MEC resource shortage
Katsuo Yunoki, Hiroyuki Shinbo (KDDI Research)
 [more]
SR 2018-05-24
11:30
Tokyo Tokyo big sight A Study on Reduction Method on Radio Resource Control Signal Amount of D2D Relay Communication
Ryochi Kataoka, Koichiro Kitagawa, Bingxuan Zhao, Katsuo Yunoki, Hiroyuki Shinbo, Akira Yamaguchi, Kazunori Takeuchi (KDDI Research) SR2018-2
In 5G systems, the utilization of high frequency band that can use a wide bandwidth is expected. Generally, there is a p... [more] SR2018-2
pp.7-12
RCS 2018-04-23
13:35
Yamaguchi Hotel New Tanaka, Yuda Onsen Evaluation of Decreasing Signaling Messages of D2D Communication in 5G Systems at Moving Environments
Bingxuan Zhao, Koichiro Kitagawa, Takashi Fujimoto, Ryochi Kataoka, Katsuo Yunoki, Hiroyuki Shinbo (KDDI Research) RCS2018-8
The fifth Generation (5G) system utilizing millimeter wave (mmW) bands suffers from the problem of uncovered areas due t... [more] RCS2018-8
pp.43-48
RCS, SR, SRW
(Joint)
2018-02-28
15:15
Kanagawa YRP A Performance Evaluation of D2D Relay Communication in 5G systems
Koichiro Kitagawa, Takashi Fujimoto, Bingxuan Zhao, Ryochi Kataoka, Katsuo Yunoki, Hiroyuki Shinbo (KDDI Research) SR2017-114
In 5G systems, resource utilization in small cells with higher frequency band can be improved by using device-to-device ... [more] SR2017-114
pp.17-23
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