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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 109  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP, SANE, SAT
(Joint)
2023-07-13
10:30
Hokkaido The Citizen Activity Center
(Primary: On-site, Secondary: Online)
mmWave/Terahertz waves waveguide model using photonic crystals and analysis of slotted antennas using mmWave waveguides
Kota Shinozaki (Takushoku Univ./I-PEX), Toshiyuki Maeyama, Yasuhiro Tsunemitsu (Takushoku Univ.), Hiroki Nakamura (I-PEX) AP2023-44
In order to realize Beyond 5G/6G communications aiming for ultra-high-speed and large-capacity communication, the freque... [more] AP2023-44
pp.70-75
AP 2022-10-19
12:20
Gifu GIFU CITY CULTURE CENTER
(Primary: On-site, Secondary: Online)
[Poster Presentation] Research of Millimeter-wave Band Waveguide Slot Array Antenna for Increasing Transmission Capacity in Two-dimensional Quadrature Multiplex Transmission in Rectangular Coordinate System
Masashi Fujishiro, Jiro Hirokawa, Takashi Tomura (TokyoTech) AP2022-119
One type of MIMO is rectangular-coordinate two-dimensional multiplex transmission (ROM transmission). In this study, we ... [more] AP2022-119
pp.105-108
AP, MW
(Joint)
2022-09-14
12:25
Ehime The Museum of Art, EHIME
(Primary: On-site, Secondary: Online)
Design of a 350-GHz-band 16×16-element post-wall waveguide corporate-feed slot array antenna
Shohei Ogura, Takashi Tomura (Tokyo Tech), Lin Lin (Panasonic) AP2022-75
A 350-GHz 16 × 16-element post-wall waveguide parallel-fed slot array antenna is proposed, which can be fabricated on a ... [more] AP2022-75
pp.22-25
AP, MW
(Joint)
2022-09-16
16:40
Ehime The Museum of Art, EHIME
(Primary: On-site, Secondary: Online)
Design of Feed Circuit for Post-Wall Waveguide Slot Array Antenna Irradiating Square Region
Yuto Katsura, Takashi Tomura, Jiro Hirokawa (Tokyo Tech) AP2022-92
We design a waveguide slot array antenna with a square irradiation area that enables communication to all four corners f... [more] AP2022-92
pp.115-118
AP 2022-04-15
10:25
Yamagata Yamagata Syokuryo Kaikan
(Primary: On-site, Secondary: Online)
A Study on Digital Beam Forming Using Code Division Multiplexing by Waveguide Slot Array with Switchable Slot-pairs
Narihiro Nakamoto, Kazunari Kihira, Toru Fukasawa, Yoshio Inasawa (Mitsubishi Electric) AP2022-3
This paper presents a novel waveguide slot array with switchable slot-pairs for digital beamforming. In the proposed ant... [more] AP2022-3
pp.13-18
AP, WPT
(Joint)
2022-01-21
12:40
Tottori Kenmin-Fureai-Kaikan
(Primary: On-site, Secondary: Online)
Design of a Circularly-polarized Crossed-slot Square-Arrangement Array Antennas on Alternating-phase Feed Parallel-plate Waveguide
Yuta Ishikawa, Takashi Tomura, Jiro Hirokawa (Tokyo Tech) AP2021-149
When adjacent rectangular waveguides are alternating-phase fed, the field distribution is maintained even though the str... [more] AP2021-149
pp.80-85
AP, WPT
(Joint)
2022-01-21
13:05
Tottori Kenmin-Fureai-Kaikan
(Primary: On-site, Secondary: Online)
Analysis and design of a circularly-polarized element on a parallel plate waveguide with perpendicular corporate-feed
Hiroki Nishimoto, Takashi Tomura, Jiro Hirokawa (Tokyo Tech) AP2021-150
In a conventional corporate-feed waveguide circularly polarized slot array antenna, plural thin metal plates are stacked... [more] AP2021-150
pp.86-91
MWP 2021-11-26
17:25
Online Online 60-GHz-band Spatial Duplex Radio over Fiber by Rectangular-Coordinate Two-Dimensional Orthogonal Multiplexing
Takashi Tomura, Jiro Hirokawa (Tokyo Tech), Muhsin Ali, Guillermo Carpintero (UC3M) MWP2021-36
In this paper, we demonstrate rectangular-coordinate two-dimensional orthogonal multiplexing (ROM) using a 60-GHz wavegu... [more] MWP2021-36
pp.32-36
AP 2021-10-07
13:00
Online Online [Poster Presentation] Study of Square Region Irradiation Waveguide Slot Array Antenna
Yuto Katsura, Takashi Tomura, Jiro Hirokawa (Tokyo Tech) AP2021-75
A uniformly-excited 8×2-element post-wall waveguide slot array antenna consists of a feed waveguide, slots on a radiatin... [more] AP2021-75
pp.33-36
AP 2021-05-21
10:10
Online Online Design and Experiments on an Edge Slot Array with Parasitic Elements Printed on a Substrate
Narihiro Nakamoto, Toru Fukasawa, Yoshio Inasawa (Mitsubishi Electric) AP2021-11
This paper presents design and experimental results on a novel edge slot array. In the proposed antenna, a substrate wit... [more] AP2021-11
pp.12-17
WPT 2021-03-05
14:00
Online Online Novel Design of 2.4GHz Band Right- and Left-handed Waveguide Arrays for Snow Melting
Yuji Koita, Kazusa Ohno, Shunta Kasai, Tamami Maruyama, Masashi Nakatsugawa (NIT, Hakodate), Yasuhiro Tamayama (Nagoya Univ) WPT2020-48
Leaky waveguides with slots are used for snowmelting in microwave band. When a plurality of waveguides are arranged to ... [more] WPT2020-48
pp.73-78
AP 2020-10-02
13:00
Okinawa 2 sub sites and online
(Primary: On-site, Secondary: Online)
Design and Measurement of a Traveling Wave Excitation Array of a Planar Array Antenna on a Narrow Wall of the Rectangular Waveguide for Perpendicular Polarization to the Axis
Toshiki Hozen, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2020-71
A longitudinal linear slot array arranged at a spacing of one guided wavelength on a narrow wall of the rectangular wave... [more] AP2020-71
pp.17-22
MW, AP
(Joint)
2020-09-24
13:50
Online Online [Poster Presentation] Excitation by Metal Posts of a Square Arrangement of Slot Antennas in Alternating-Phase Feed Parallel-Plate Waveguide
Yuta Ishikawa, Takashi Tomura, Jiro Hirokawa (Tokyo Tech) AP2020-44
A series-fed waveguide slot array antenna with an alternating-phase feed can be considered as a parallel plate waveguide... [more] AP2020-44
pp.62-65
MW, AP
(Joint)
2020-09-24
13:50
Online Online [Poster Presentation] A Study of a Multi-layer Circularly Polarized Element for a Waveguide Corporate-feed Array
Hiroki Nishimoto, Takashi Tomura, Jiro Hirokawa (Tokyo Tech) AP2020-48
A 60-GHz band corporate-feed waveguide slot array has been fabricated by diffusion bonding of laminated thin metal plate... [more] AP2020-48
pp.75-78
AP 2020-08-21
09:25
Online Online Evaluation of Prototype Dual-Polarized Low-Side-Lobe Slotted Waveguide Array Antenna Manufactured by Injection-Molding
Takashi Uno, Takashi Uesaka, Narihiro Nakamoto, Toru Fukasawa, Inasawa Yoshio, Takeshi Yamamot, Tomoyuki Koyanagi, Ikuya Kakimoto (Mitsubishi Electric Corp.), Yoshihiko Konishi (Hiroshima Institute of Tech.) AP2020-24
This paper presents an evaluation of a prototype slotted waveguide array antenna suitable for a dual-polarized lowside-l... [more] AP2020-24
pp.5-10
WPT 2020-03-06
15:00
Kyoto
(Cancelled but technical report was issued)
Electromagnetic field analysis on array of right-handed left-handed waveguide for snow melting using microwave
Yuji Koita, Kazusa Ono, Tamami Maruyama (Hakodate NIT) WPT2019-67
A snow melting system that melts snow by applying microwave heating has been studied. Although this system uses the leak... [more] WPT2019-67
pp.49-51
AP 2020-02-21
09:30
Shizuoka Shizuoka Univ. Hamamatsu Campus [Invited Lecture] Design of Broad-Slotted Waveguide Array Antenna Manufactured by Injection-Molding
Takashi Uno, Takashi Uesaka, Narihiro Nakamoto, Toru Fukasawa, Naofumi Yoneda, Takeshi Yamamoto, Tomoyuki Koyanagi, Ikuya Kakimoto (Mitsubishi Electric Corp.), Yoshihiko Konishi (Hiroshima Institute of Tech.) AP2019-186
This paper presents an broad-wall slotted waveguide array antenna manufactured by injection-molding suitable for a dual-... [more] AP2019-186
pp.29-34
AP 2020-02-21
09:55
Shizuoka Shizuoka Univ. Hamamatsu Campus [Invited Lecture] Bandwidth Enlargement of Circularly Polarized by Adding Matching Circuit to Hexagonal Radiation Element in Waveguide Slot Array Antenna
Azuma Uichiro, Kudo Tomoaki (Dengyo) AP2019-187
It has been reported that a hexagonal radiating element is used for circular polarization of a waveguide slot array ante... [more] AP2019-187
pp.35-40
AP 2019-10-17
12:30
Osaka Osaka Univ. [Poster Presentation] A consideration on standing wave array design of a planar array antenna on a narrow wall of the rectangular waveguide for perpendicular polarization to the axis
Toshiki Hozen, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2019-89
A longitudinal linear slot array arranged at a spacing of one guided wavelength on a narrow wall of the rectangular wave... [more] AP2019-89
pp.49-54
MIKA
(2nd)
2019-10-04
10:15
Hokkaido Hokkaido Univ. [Poster Presentation] Radiation Characteristics of Slot-pair array Located on All Layers of Multi-layer Substrate Integrated Waveguides
Kento Yamada, Shugo Yamauchi, Kunio Sakakibara, Nobuyoshi Kikuma (NIT)
For fifth generation mobile communications (5G) and millimeter-wave sensing, antennas covering wide angle with high gain... [more]
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