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All Technical Committee Conferences (Searched in: All Years)
| 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  AP2024-1 |
In late years, the mobile communication services for urban area are examined using the base station established to the f... [more] | AP2024-1 pp.1-6 |
| US | 2024-02-27 13:50 |
Tokyo | Tokyo Metropolitan Industrial Technology Research Institute (TIRI) | US2023-75 |
In ultrasound diagnosis, a bubble encapsulated by a shell composed of lipids, proteins, and polymers is utilized as a co... [more] | US2023-75 pp.10-14 |
| 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, 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 |
| OCS, OFT, OPE (Joint) [detail] |
2023-02-17 14:35 |
Okinawa | kukuru-itomancity (Primary: On-site, Secondary: Online) |
Nonlinear wave equation for wavelength/polarization multiplexed signals in fiber transmission Kyo Inoue, Koji Igarashi (Osaka Univ.) OCS2022-87 OPE2022-116 |
Nonlinear fiber transmission has been usually described by the nonlinear Schrödinger or the Manakov equation. However, t... [more] | OCS2022-87 OPE2022-116 pp.86-90(OCS), pp.111-115(OPE) |
| US | 2022-08-22 14:55 |
Tokyo | Tokyo Tech (Ookayama Campus) | US2022-32 |
Currently installing a hydrophone off the coast of "Ohshima” to study the impact of marine mammals. So far, low frequenc... [more] | US2022-32 pp.19-24 |
| EMCJ | 2022-05-20 13:55 |
Kyoto | Campus Plaza Kyoto (Primary: On-site, Secondary: Online) |
Reflection Control on Terminal of Single Conductor Transmission Line Using Conduction Loss Rintaro Yuri, Takashi Hisakado, Mahfuzul Islam, Osami Wada (Kyoto Univ.), Daiki Tashiro (CRIEPI) EMCJ2022-9 |
This thesis presents a procedure to realize non reflection of common-mode current at the connection point by connecting ... [more] | EMCJ2022-9 pp.6-11 |
| AP, WPT (Joint) |
2022-01-20 14:00 |
Tottori | Kenmin-Fureai-Kaikan (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Effect of Indoor Structure and Physical Properties on Channel Capacity Estimation Using Ray Trace Method Tomonori Ikeda, Mitoshi Fujimoto (Fukui Univ.) AP2021-143 |
One of the analysis methods for indoor MIMO communication is the ray tracing method. It is less rigorous than FDTD metho... [more] | AP2021-143 pp.49-52 |
| RISING (3rd) |
2021-11-17 11:00 |
Tokyo | (Primary: On-site, Secondary: Online) |
Evaluation of Impulse Response Estimation Algorithm for Indoor Wi-Fi Localization Takahiro Matsuura, Daisuke Umehara (Kyoto Inst. of Tech.) |
In recent years, there has been much research work on indoor localization using Wi-Fi. In this study, we focus on a Wi-F... [more] | |
| MIKA (3rd) |
2021-10-28 10:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Study on Appropriate Parameter Acquisition Range for Propagation Loss Estimation Tsuyoshi Ohta, Nishimori Kentaro (Niigata Univ.) |
Various propagation loss models have been proposed for the design of base stations in mobile communication systems. The ... [more] | |
| WPT, AP (Joint) |
2021-01-21 13:05 |
Online | Online | [Invited Lecture]
[Invited Lecture]Evaluation of propagation loss considering building influence at 0.9/2.3/5.1GHz band Yuki Igarashi, Kentaro Nishimori (Niigata Univ.), Yasunori Shimazaki (Panasonic), Ryotaro Taniguchi, Yuta Mizuno (Niigata Univ.) AP2020-103 |
The next generation (5th generation: 5G) of mobile communication systems have been actively investigated all over the wo... [more] | AP2020-103 pp.1-6 |
| AP | 2020-03-26 15:10 |
Fukui | Fukui College (Cancelled but technical report was issued) |
A Study on Radio Propagation Prediction Model in Urban Environment by Using Deep Learning Ryohei Hayashi, Kaoru Sawai (PSNRD), Nariaki Tateiwa, Akira Tanaka (Kyushu Univ.), Katsuki Fujisawa (IMI) AP2019-201 |
Radio wave propagation characteristic estimation model is necessary to realize high speed and quality services such as 5... [more] | AP2019-201 pp.23-28 |
| AP | 2020-03-26 16:00 |
Fukui | Fukui College (Cancelled but technical report was issued) |
Revisit to Friis Transmission Formula [II]
-- On Relation between Antenna Gain and Effective Area -- Yoshio Karasawa AP2019-203 |
Friis's transmission formula is a basic formula that is the starting point for wireless transmission. Four years ago, we... [more] | AP2019-203 pp.35-40 |
| AP | 2020-02-21 13:00 |
Shizuoka | Shizuoka Univ. Hamamatsu Campus | [Invited Lecture]
Analysis of low elevation GPS signal propagation using parabolic equation considered sea surface impedance in tropospheric ducting Kenya Shimizu, Takayuki Nakanishi, Michio Takikawa, Naofumi Yoneda (Mitsubishi Electric Corp.) AP2019-191 |
On developing a robust wireless system and a highly efficient radar system on a ship, it is important to estimate the at... [more] | AP2019-191 pp.59-62 |
| EA, US (Joint) |
2020-01-22 14:00 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Comparison of propagation phenomenon of ultrasound and secondary wave using numerical analysis of nonlinear acoustics
-- sound wave diffracting to occlusion area -- Motoharu Oyama, Kan Okubo (Tokyo Metropolitan Univ.) US2019-85 |
Feasibility of acoustic sensing for occlusion areas combining super-directivity speaker and pulse compression technique ... [more] | US2019-85 pp.83-87 |
| MSS, CAS, SIP, VLD | 2019-07-31 10:00 |
Iwate | Iwate Univ. | Time Domain Analysis of Equivalent Circuit Model with Retardation by Delayed Differential Equations Daisuke Akimaru, Takashi Hisakado, Mahfuzul Islam, Osami Wada (Kyoto Univ.) CAS2019-13 VLD2019-19 SIP2019-29 MSS2019-13 |
In this paper, we formulate a circuit model of time domain including propagation delay of electromagnetic field. First,... [more] |
CAS2019-13 VLD2019-19 SIP2019-29 MSS2019-13 pp.55-60 |
| AP, SANE, SAT (Joint) |
2019-07-19 15:05 |
Miyagi | Tohoku Univ. | [Invited Lecture]
Examination of the Urban-Areas Clutter Loss for Radio Wave of 30-100 GHz and Visible Light Katsuki Ishimoto, Ichitsubo Shinichi (Kyutech), Omote Hideki (SoftBank), Hujii Teruya (Tokyo Tech) AP2019-42 |
In order to promote common use with a satellite or an airplane communication and land mobile communications such as a ce... [more] | AP2019-42 pp.113-117 |
| WPT, AP (Joint) |
2019-01-17 10:15 |
Aichi | Toyota Automobile Museum | [Invited Lecture]
Examination of Clutter Losses for Satellite Communications using Urban Areas Scale Model Katsuki Ishimoto, Saito Koki, Ichitsubo Shinichi (Kyutech), Omote Hideki (SoftBank), Hujii Teruya (Tokyo Tech) AP2018-151 |
In order to promote common use with a satellite or an airplane communication and land mobile communications such as a ce... [more] | AP2018-151 pp.1-6 |
| AP, WPT (Joint) |
2018-01-19 10:00 |
Nara | ATR | Examination of the Prediction Equation and Urban Models for the Propagation Contest Hiroki Kishida, Shinichi Ichitsubo (Kyutech) AP2017-163 |
We participated in the propagation prediction contest, created the prediction equation of the propagation loss, and eval... [more] | AP2017-163 pp.69-73 |
| AP | 2017-08-25 09:30 |
Hokkaido | National Institute of Technology, Hakodate College | Propagation analysis of 920MHz band by Ray Tracing method composed of Reinforced concrete walls Genma Hattori, Yasuhiro Tsunemitsu, Toshiyuki Maeyama (Takushoku Univ.), Toshiyasu Tanaka (MWF) AP2017-79 |
In order for IoT devices to penetrate widely, appropriate area design is necessary. ITU-R P. 1238 propose general propag... [more] | AP2017-79 pp.59-64 |
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