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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 267  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP 2024-04-11
13:00
Hyogo KOBE PORT OASIS
(Primary: On-site, Secondary: Online)
Propagation Loss Model Using the Elevation Angle for Base Station in the Sky
Shinichi Ichitsubo
(To be available after the conference date) [more]
AP 2024-03-15
15:00
Fukui UNIVERSITY OF FUKUI
(Primary: On-site, Secondary: Online)
Coaxial-Mode Analysis of Radio Propagation Utilizing Hollow Cylindrical Concrete Structures in Seawater
Jialu Wang, Qiang Chen (Tohoku Univ.), Nozomu Ishii (Niigata Univ.), Qiaowei Yuan (Tohoku Inst. Tech.), Masaharu Takahashi (Chiba Univ.) AP2023-219
Underwater radio communications leverage the coaxial structure formed by the hollow cylindrical concrete foundation of o... [more] AP2023-219
pp.102-104
RCS, SR, SRW
(Joint)
2024-03-13
15:00
Tokyo The University of Tokyo (Hongo Campus), and online
(Primary: On-site, Secondary: Online)
[Invited Talk] Research and Development of Self-Managed Wireless Networks Using Drones in Mountainous Areas
Hiraku Okada (Nagoya Univ.) SRW2023-56
This paper introduces research and development of self-managed wireless networks using drones in mountainous areas.
To ... [more]
SRW2023-56
pp.53-58
AP 2024-02-15
14:00
Mie Sinfonia Technology Hibiki Hall Ise
(Primary: On-site, Secondary: Online)
[Tutorial Lecture] Estimation of Radio Propagation Characteristics Using the Color Images Method
Tomie Takahiro, Satoshi Suyama, Koshiro Kitao, Nobuaki Kuno (NTT DOCOMO, INC.) AP2023-189
Currently, research and development of realization of the 6th generation mobile communication system (6G) are carried ou... [more] AP2023-189
pp.11-16
AP 2024-02-16
15:00
Mie Sinfonia Technology Hibiki Hall Ise
(Primary: On-site, Secondary: Online)
[Invited Lecture] Propagation loss prediction method by machine learning and ray-tracing for indoor environments
Takayuki Nakanishi, Kenya Shimizu (MELCO), Kenzaburo Hitomi (MEE), Yasuhiro Nishioka, Yoshio Inasawa (MELCO) AP2023-197
Radio propagation estimation is important for improving the stability and reliability of wireless communications. Howeve... [more] AP2023-197
pp.50-55
EMT, PN, MWPTHz, IEE-EMT [detail] 2024-01-23
10:55
Kyoto Kyoto Univ. Yoshida Campus 300GHz Wireless Unit
Arata Ogaki (Waseda Univ.), Masataka Sugiyama (SED), Kunihisa Jitsuno (Waseda univ.), Tetsuya Kawanishi (Waseda Univ.) PN2023-60 EMT2023-100 MWPTHz2023-88
This paper describes a 300 GHz band wireless unit under development. The wireless unit is designed for bi-directional co... [more] PN2023-60 EMT2023-100 MWPTHz2023-88
pp.70-73
AP, WPT
(Joint)
2024-01-17
13:50
Niigata Tokimate, Niigata University
(Primary: On-site, Secondary: Online)
[Invited Lecture] Outdoor THz Channel Measurement at 300GHz for Ultra-High Data-Rate Wireless Access in An Open Square
Minghe Mao, Riku Takahashi, Noa Sato, Minseok Kim (Niigata Univ.) AP2023-162
This report details a double-directional angle-resolved wide-band channel measurement campaign conducted in an outdoor e... [more] AP2023-162
pp.13-18
AP, WPT
(Joint)
2024-01-17
16:00
Niigata Tokimate, Niigata University
(Primary: On-site, Secondary: Online)
[Invited Lecture] A Proposal of Indoor Radio Propagation Estimation Method Using DCNN -- On Input Maps for Improving Estimation Accuracy of Out-of-sight Areas --
Masamitsu Irikuchi, Tetsuro Imai (Tokyo Denki Univ.), Koshiro Kitao, Satoshi Suyama (NTTDOCOMO) AP2023-165
In the next generation communication system (6G), where further improvement of frequency utilization efficiency and powe... [more] AP2023-165
pp.30-34
AP, WPT
(Joint)
2024-01-17
16:25
Niigata Tokimate, Niigata University
(Primary: On-site, Secondary: Online)
[Invited Lecture] Estimation of transmission loss in several types of window glass at 29GHz using optimization methods
Masaya Takahashi, Shoma Tanaka, Sho Kimura, Ho-Yu Lin, Akihiro Sato (SoftBank) AP2023-166
With the commercialization of the 5th Generation mobile communication system (5G), there has been a need to study how to... [more] AP2023-166
pp.35-40
AP, WPT
(Joint)
2024-01-19
09:55
Niigata Tokimate, Niigata University
(Primary: On-site, Secondary: Online)
[Invited Lecture] Performance Evaluation of Color Images Method for Path Loss Estimation in High Frequency Bands
Takahiro Tomie, Satoshi Suyama, Koshiro Kitao, Nobuaki Kuno (NTT DOCOMO), Minoru Inomata, Wataru Yamada, Motoharu Sasaki (NTT) AP2023-179
Currently, research and development of realization of the 6th generation mobile communication system (6G) are carried ou... [more] AP2023-179
pp.99-104
AP, WPT
(Joint)
2024-01-19
10:20
Niigata Tokimate, Niigata University
(Primary: On-site, Secondary: Online)
[Invited Lecture] The Impact of Ray Tracing Parameters for Mobile Propagation Prediction in Outdoor Urban Scenarios
Miyuki Hirose (Kyutech), Tetsuro Imai (TDU), Satoshi Iwasaki, Gilbert Siy Ching, Yukiko Kishiki (KKE) AP2023-180
This paper aims to improve the mobile propagation prediction by optimizing the ray tracing parameters. Ray tracing techn... [more] AP2023-180
pp.105-109
AP, WPT
(Joint)
2024-01-19
15:25
Niigata Tokimate, Niigata University
(Primary: On-site, Secondary: Online)
[Invited Lecture] Radio Propagation Modeling Using CNN with Rectangular Map Data
Tatsuya Nagao, Takahiro Hayashi (KDDI Research, Inc.) AP2023-184
Recently, machine learning-based methods using environmental information as features have been proposed to model site-sp... [more] AP2023-184
pp.126-130
AP, WPT
(Joint)
2024-01-19
15:50
Niigata Tokimate, Niigata University
(Primary: On-site, Secondary: Online)
[Invited Lecture] Generation of Virtual City 3D Model for Pathloss Dataset Extension
Rento Hagiwara, Koichi Ichige (Yokohama National Univ), Tatsuya Nagao, Takahiro Hyashi (KDDI Research Inc.) AP2023-185
In this paper, we propose a method to generate a 3D model of virtual cities for propagation data generation by ray traci... [more] AP2023-185
pp.131-136
AP, RCS
(Joint)
2023-11-15
15:35
Kumamoto Kumamoto Prefectural Workers' Welfare Hall
(Primary: On-site, Secondary: Online)
Propagation Loss Estimation Method for IRS using RCS Based on the First Fresnel Zone
Hiroki Aoki, Satoshi Ito, Takuya Ohto, Takahiro Hayashi (KDDI Research) AP2023-138
IRS (Intelligent Reflecting Surface) is a promising technology to overcome a coverage hole problem in millimeter wave
... [more]
AP2023-138
pp.47-52
AP 2023-10-19
10:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] A Study on Effective Output Layer for DCNN-Based Channel Prediction Model
Kazuki Takahashi, Tetsuro Imai (Tokyo Denki Univ.), Miyuki Hirose (Kyushu Institute of Technology) AP2023-94
The next-generation mobile communication systems (B5G / 6G) currently under consideration require further improvements i... [more] AP2023-94
pp.32-36
AP 2023-10-19
13:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] Influence of Obstructing Objects in Propagation Channel of Lighting Equipment Wireless Control Systems
Keito Kimata, Hisato Iwai, Shinsuke Ibi (Doshisha Univ.), Masashi Motomura, Kei Kameda, Shigeo Gotoh (Panasonic) AP2023-109
In recent years, with the spread of the IoT (Internet of Things), wireless communication systems to enable efficient con... [more] AP2023-109
pp.79-80
AP 2023-10-19
13:00
Iwate Iwate University
(Primary: On-site, Secondary: Online)
[Poster Presentation] A Proposal of Indoor Radio Propagation Prediction Method by using DCNN
Masamitsu Irikuchi, Teturo Imai (TDU), Koshiro Kitao, Satoshi Suyama (DOCOMO) AP2023-119
In the next generation communication system (6G), where further improvement of frequency utilization efficiency and powe... [more] AP2023-119
pp.115-116
MIKA
(3rd)
2023-10-10
15:35
Okinawa Okinawa Jichikaikan
(Primary: On-site, Secondary: Online)
[Poster Presentation] A Study on Effective Optimization of Input Dataset for DCNN-Based Channel Prediction Model
Kazuki Takahashi, Tetsuro Imai (Tokyo Denki Univ.), Miyuki Hirose (Kyushu Institute of Technology)
The next-generation mobile communication systems (B5G / 6G) currently under consideration require further improvements i... [more]
MIKA
(3rd)
2023-10-11
14:30
Okinawa Okinawa Jichikaikan
(Primary: On-site, Secondary: Online)
[Poster Presentation] Field experiments on VHF-High band for design of a quasi-narrow band wireless communication system DR-IoT -- Path loss characteristics estimation methods considering geographical conditions --
Takato Ikegame, Naoki Ikeda, Motonari Imai, Tetsushi Ikegami (Meiji Univ.), Mineo Takai (Osaka Univ.), Susumu Ishihara (Shizuoka Univ.), Arata Kato, Shugo Kajita (STE)
In the VHF-High band (207.5 MHz to 222 MHz), research is being conducted on a disaster-response narrowband wireless syst... [more]
NS, IN, CS, NV
(Joint)
2023-09-07
13:00
Miyagi Tohoku University
(Primary: On-site, Secondary: Online)
[Special Invited Talk] Challenges and Measures for Acoustic Detection and Underwater Communications in Extremely Shallow Waters
Kazuhiko Ohta (KIT) NS2023-50 IN2023-28 CS2023-59
Recently, offshore wind turbines are promoted in coastal areas, however concerns arise regarding how much sound radiated... [more] NS2023-50 IN2023-28 CS2023-59
pp.1-4
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