Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP |
2024-05-16 14:30 |
Okinawa |
Okinawa Industry Support Center (Primary: On-site, Secondary: Online) |
[Tutorial Lecture]
Millimeter Wave Base Station Antenna for 5G Mobile Communication Keisuke Sato (DKK) |
[more] |
|
AP |
2024-02-16 10:25 |
Mie |
Sinfonia Technology Hibiki Hall Ise (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Sub-THz Band Horizontally Polarized Reflector Omnidirectional Antenna with TE01 Mode Circular Horn Antenna as Primary Radiator Shunta Ichikawa, Keisuke Sato, Katsumori Sasaki, Ichiro Oshima (DKK) AP2023-194 |
Propagation experiments are underway to understand the propagation of the sub-THz band toward 6G. To understand the prop... [more] |
AP2023-194 pp.39-40 |
AP (2nd) |
2024-01-08 - 2024-01-10 |
Overseas |
EPU, Hanoi |
Transmit array elements that tilt beam through glass using Huygens' metamaterials. Kenta Fujii, Keizo Cho (CIT), Naobumi Michishita (NDA), Hiroaki Nakabayashi (CIT), Takayoshi Sasaki, Warangkana Chaihongsa, Keisuke Sato, Ichiro Oshima (DKK) |
In this paper, we discuss the design of a transmit array capable of transmitting 28 GHz band radio waves through glass w... [more] |
|
AP (2nd) |
2023-06-01 13:00 |
Nagano |
Nagano Prefecture Minamimaki Village Office, Central Public Hall |
Measurement of Radiation Characteristics of 28-GHz Band Beam Forming Antenna System Keisuke Sato, Susumu Miura (DKK) |
In the 28 GHz band of 5G, high-gain beam steering using a beamforming antenna system is used. In this paper, we develop ... [more] |
|
AP (2nd) |
2023-06-01 13:25 |
Nagano |
Nagano Prefecture Minamimaki Village Office, Central Public Hall |
Evaluation of a Prototype 38 GHz Band SIW Slot Array Antenna by Measuring Planar Near-Field and Far-Field Directivity Shunta Ichikawa, Yuya Shimizu, Katsumori Sasaki, Keisuke Sato (DKK) |
[more] |
|
AP |
2023-02-16 14:15 |
Miyagi |
Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
[Invited Lecture]
A Compact Beam Forming Antenna based on Phase Gradient Huygen's Transmitarray and Fabry-Perot Antenna Source Takayoshi Sasaki, Tanan Hongnara, Yoshiki Shirasawa, Warangkana Chaihongsa, Katsumori Sasaki, Keisuke Sato, Ichiro Ohshima (DKK), Keizo Cho, Hiroaki Nakabayashi (CIT), Naobumi Michishita (NDA) AP2022-217 |
In this report, we propose a compact and low profile antenna with controllable directivity by combining a Fabry-Perot re... [more] |
AP2022-217 pp.111-115 |
AP |
2022-08-19 11:20 |
Tochigi |
Tochigi Prefecture Industrial Center (Primary: On-site, Secondary: Online) |
Dual-Polarized Bipartite Huygens' Metasurface with Anomalous Wave Reflection for Local 5G Application at 28.25 GHz Tanan Hongnara, Takayoshi Sasaki, Yoshiki Shirasawa, Katsumori Sasaki, Keisuke Sato, Ichiro Oshima (DKK), Naobumi Michishita (NDA), Hiroaki Nakabayashi, Keizo Cho (CIT) AP2022-66 |
This paper presents a design of dual-polarized bipartite Huygens’s metasurface (HMTS) for Local 5G application at 28.25 ... [more] |
AP2022-66 pp.11-16 |
AP, SANE, SAT (Joint) |
2022-07-29 12:40 |
Hokkaido |
Asahikawa Taisetsu Crystal Hall (Primary: On-site, Secondary: Online) |
A Study of equivalent circuit parameters of Huygens' metasurface lense capable of changing transmission phase with low loss Maria Ishida, Keizo Cho (Chiba Inst of Tech), Naobumi Michishita (National Defense Academy), Tanan Hongnara, Takayoshi sasaki, Warangkana Chaihongsa, Keisuke Sato, Ichiro Oshima (DKK), Hiroaki Nakabayashi (Chiba Inst of Tech) AP2022-58 |
Huygens metasurfaces have attracted attention as a method of constructing thin lenses. In this report, we present the re... [more] |
AP2022-58 pp.135-139 |
AP |
2022-02-18 12:40 |
Online |
Online |
[Invited Lecture]
A curvilinearly tapered dielectric rod antenna with stair-step approximation Keisuke Sato, Ichiro Oshima (DKK) AP2021-172 |
A curvilinearly tapered dielectric rod antenna that can be achieved high antenna gain has been revealed. In this paper, ... [more] |
AP2021-172 pp.78-80 |
AP, RCS (Joint) |
2021-11-11 09:55 |
Nagasaki |
NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
Prototype Evaluation of Frequency Dispersive Phase Shifter for Dual Band Base Station Antenna Toshiki Soma, Keizo Cho (Chiba Inst. Tech.), Naobumi Michishita (National Defense Academy), Takayoshi Sasaki, Keisuke Sato, Ichiro Oshima (DKK), Hiroaki Nakabayashi (Chiba Inst. Tech.) AP2021-110 |
Multi-band base station antennas have the problem that interference to adjacent areas increases in the low frequency ban... [more] |
AP2021-110 pp.56-60 |
MW, AP (Joint) |
2021-09-09 14:00 |
Online |
Online |
Matching Circuit Design of Frequency Dispersive Phase Shifter for Dual Band Base Station Antenna Toshiki Soma, Keizo Cho (Chiba Inst. Tech.), Naobumi Michishita (National Defense Academy), Takayoshi Sasaki, Keisuke Sato, Ichiro Oshima (DKK), Hiroaki Nakabayashi (Chiba Inst. Tech.) AP2021-56 |
In a base station antenna that shares multiple frequency bands, The direction of radiation is the same in the shared fre... [more] |
AP2021-56 pp.1-5 |
AP (2nd) |
|
Overseas |
Hotel Istana, Kuala Lumpur |
Phase Variation Analysis of Leaky Wave Antenna Composed of CRLH Transmission Line Using Equivalent Circuit Kazuki Terada, Keizo Cho, Hiroaki Nakabayashi (CIT), Naobumi Michishita (NDA), Takayoshi Sasaki, Keisuke Sato, Ichiro Oshima (DKK) |
A leaky wave antenna configured by CRLH transmission lines has been proposed. There is a problem that the direction of t... [more] |
|
WPT |
2019-03-08 10:25 |
Kyoto |
Kyoto Univ. Uji Campus |
A study on the OTA measurement for the interference of the wireless power transmission Keisuke Sato, Noboru Sekino, Hayate Kimoto, Syo Yoshida, Ichiro Oshima (DKK), Kentaro Nishimori (Niigata Univ.) WPT2018-85 |
Wireless power transmitter (WPT) using microwaves must have a technology of reduction interference to the existing wirel... [more] |
WPT2018-85 pp.109-112 |
AP |
2019-02-22 14:25 |
Osaka |
Sumitomo Electric Industries (Osaka Works) |
[Invited Lecture]
CRLH Transmission Line Leaky Wave Antenna with Dual Band and Dual Polarized Wave by Grounded Coplanar Transmission Line Takayoshi Sasaki, Keisuke Sato, Ichiro Oshima (DKK), Naobumi Michishita (NDA), Keizo Cho (CIT) AP2018-183 |
The authors have developed a left-handed leaky wave sector antenna with a grounded coplanar line so far. In this report,... [more] |
AP2018-183 pp.77-82 |
AP |
2018-02-15 13:35 |
Tokyo |
Kozo Keikaku Engineering, Inc. |
[Invited Lecture]
Performance Evaluation by Composite Type Left-Handed Omni-directional Antenna in Actual Outdoor Environment at 5GHz Band Kota Shishido, Ichiro Oshima, Takayoshi Sasaki, Keisuke Sato (Denki Kogyo Co. LTD,.), Kentaro Nishimori (Niigata Univ.) AP2017-176 |
In recent years, small cells have been used due to an increase in traffic of wireless communication. A composite type le... [more] |
AP2017-176 pp.1-5 |
AP |
2017-08-25 13:20 |
Hokkaido |
National Institute of Technology, Hakodate College |
Dual-Polarized Left-Handed Leaky Wave Antenna Using Grounded Coplanar Transmission Line Takayoshi Sasaki, Keisuke Sato, Ichiro Oshima (Denki Kogyo), Naobumi Michishita (NDA), Keizo Cho (CIT) AP2017-85 |
In this report, we propose a leaky-wave dual-polarized sector antenna using a CRLH line with grounded coplanar line , as... [more] |
AP2017-85 pp.93-98 |
AP |
2016-05-20 15:40 |
Hyogo |
kobe Univ. |
Simulation Evaluation of Cell Quality by Beam Control on Active Array Antenna System Masayuki Nakano, Toru Kitayabu (KDDI R&D Labs.), Keisuke Sato, Ichiro Oshima (DKK) AP2016-30 |
Active array antenna system (AAS) is considered as the base station of the next generation. In order to reduce the inter... [more] |
AP2016-30 pp.77-82 |
MW, AP (Joint) |
2015-09-18 12:45 |
Tochigi |
Oyama National College of Tech. |
Field Evaluation of Cell Quality by Beam Control with Active Array Antenna System Masayuki Nakano, Toru Kitayabu (KDDI R&D Labs.), Shohei Natori, Keisuke Sato, Ichiro Oshima (DKK), Koji Miyata, Hisahiro Hayashi, Kazuhiro Gosui (KDDI) AP2015-90 |
Active array antenna system (AAS) is considered as the base station of the next generation. In order to reduce the inter... [more] |
AP2015-90 pp.59-64 |
AP, SANE (Joint) |
2015-08-27 14:35 |
Ibaraki |
Ibaragi Univ. Mito Campus |
Active Array Antenna System for Cellular Base Station Keisuke Sato, Shohei Natori, Ichiro Oshima (Denkikogyo), Toru Kitayabu, Masayuki Nakano (KDDI Lab.), Kouji Miyata, Hisahiro Hayashi, Kazuhiro Gosui (KDDI) AP2015-65 |
In 5th generation mobile networks, the introduction of active array antenna system (AAS) is considered for energy effici... [more] |
AP2015-65 pp.25-30 |
EMCJ |
2015-07-09 13:25 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Development of Pseudo Myoelectric Signal Generator and ESD Test Evaluation for Artificial Arm Keisuke Sato, Daisuke Anzai, Jianqing Wang, Osamu Fujiwara (NIT) EMCJ2015-36 |
In this study, we developed a pseudo myoelectric signal generator for immunity test of articial arm.As an example, we a... [more] |
EMCJ2015-36 pp.31-35 |