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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MW, AP (Joint) |
2023-09-28 10:10 |
Kochi | Kochi Castle Museum of History (Primary: On-site, Secondary: Online) |
C-Ku-band GaN MMIC Low Noise Amplifier Using Frequency Selective Parallel Feedback Circuit Ken Kudara, Jun Kamioka, Eigo Kuwata, Yutaro Yamaguchi, Yoshitaka Kamo, Shintaro Shinjo (Mitsubishi Electric)  MW2023-81 |
This paper represents a C-Ku band GaN MMIC low noise amplifier (LNA) for a transmitter and receiver module. In order to ... [more] | MW2023-81 pp.7-10 |
| MW, AP (Joint) |
2023-09-28 15:50 |
Kochi | Kochi Castle Museum of History (Primary: On-site, Secondary: Online) |
Study on Design of WRG with Low-loss and Wideband Characteristics Masatora Ueno (Utsunomiya Univ.), Yutaka Aoki, Hitoshi Tanaka, Kamo Hiroyuki (TAIYO YUDEN), Takashi Shimizu (Utsunomiya Univ.) MW2023-84 |
A WRG transmission line (Waffle-Iron Ridge Guide) will expect for the next generation of wireless communication technolo... [more] | MW2023-84 pp.16-21 |
| AP, SANE, SAT (Joint) |
2023-07-14 10:10 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Characteristics Evaluation of Wideband Slot Array Antenna with Slitted Reflector by Prototype Measurement Yoshiki Ono, Takashi Hikage, Manabu Yamamoto (Hokkaido Univ.), Shuki Wai, Naoki Kita (NTT) AP2023-56 |
When the reflector is placed behind the broadband slot array antenna in order to make the radiation pattern of the anten... [more] | AP2023-56 pp.139-144 |
| MW, ED | 2023-01-27 11:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Measurement Evaluation of Bias Dependence of Single-Input Broadband GaN Amplifier Yuki Nakagawa, Takana Kaho (Shonan Inst. Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (MELCO) ED2022-89 MW2022-148 |
We are researching a broadband GaN amplifier for 4G/5G base stations covering a 4GHz band from 800MHz to 4.8GHz. We aim ... [more] | ED2022-89 MW2022-148 pp.19-24 |
| EMCJ | 2023-01-27 10:30 |
Okayama | WASHU BLUE RESORT (Primary: On-site, Secondary: Online) |
Equivalent Circuit Analysis of Multilayer Broadband Metasurface Radio Absorber Taiga Miyai, Satoshi Yagitani, Shota Nakamura (Kanazawa Univ.), Shinkuro Fujino, Shin-ichi Tanimoto, Akihiro Tatsuta (Panasonic Connect), Tomohiko Imachi, Mitsunori Ozaki (Kanazawa Univ.) EMCJ2022-76 |
Thin radio absorbers have been realized by using a metasurface EBG (Electromagnetic Band Gap) structure. We have develop... [more] | EMCJ2022-76 pp.21-26 |
| EMT, IEE-EMT | 2022-11-18 10:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Cross-Polarization Reduction by Folded Grooves Loaded on the Wall of the 7.8/20/30 GHz Band Multistage Step Horn Antenna Hideyuki Nanno, Shinichi Ito, Hiroyuki Deguchi, Mikio Tsuji (Doshisha Univ.) EMT2022-63 |
In this paper, we first created a three-step shape that exhibited good antenna characteristics in the center frequency 7... [more] | EMT2022-63 pp.105-110 |
| MW | 2022-06-09 14:00 |
Nagano | Naganoken Nokyo Building (Primary: On-site, Secondary: Online) |
Design and fabrication of stripline type of quadrature hybrid couplers for 3 to 21 GHz band Satoshi Ono, Tsuyoshi Narita (UEC), Sho Masui (OPU/NAOJ), Takafumi Kojima (NAOJ), Takeshi Sakai (UEC) MW2022-24 |
In this study, design and fabrication of broadband quadrature hybrid couplers are shown. Broadside Stripline type of cou... [more] | MW2022-24 pp.7-12 |
| EMCJ | 2022-05-20 15:25 |
Kyoto | Campus Plaza Kyoto (Primary: On-site, Secondary: Online) |
Near-field Characteristics of Antennas Used in Proximity Immunity Tests Katsushige Harima (NICT), Takayuki Kubo (Noise Laboratory), Kaoru Gotoh (NICT), Takeshi Ishida (Noise Laboratory) EMCJ2022-12 |
The variation of the exposure electric field level at the EUT placement location in the radiated immunity test in close ... [more] | EMCJ2022-12 pp.22-26 |
| EST, MW, EMCJ, IEE-EMC [detail] | 2021-10-08 13:50 |
Online | Online | Design of a three-section-type Quadrature Hybrid Coupler using broad-side and offset coupled lines in stripline structure Tsuyoshi Narita, Satoshi Ono, Koji Wada (UEC) EMCJ2021-49 MW2021-61 EST2021-51 |
In this study, a three-section-type quadrature hybrid coupler for an IF(Intermediate frequency)-band image rejection mix... [more] | EMCJ2021-49 MW2021-61 EST2021-51 pp.106-111 |
| MWP | 2021-05-26 17:25 |
Online | Online | Measurement of frequency characteristic in photodetectors using two-tone signals and estimation of non-linearity in photodetectors for wide-band signals Yuta Maeda, Nonoka Maniwa, Yuki Seto, Ryoga Kawabata (Waseda Univ.), Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.) MWP2021-7 |
In wideband radio systems, radio-over-fiber would play important roles in simplification of the system. In a fiber wirel... [more] | MWP2021-7 pp.29-33 |
| EMCJ, MICT (Joint) |
2021-03-05 15:55 |
Online | Online | Polarization Characteristics of the Low Cost Broadband CA Absorber Koichi Furuya, Tsuyoshi Kobayashi, Noriyuki Fukui, Naofumi Yoneda (Mitsubishi Electric) EMCJ2020-81 |
The authors propose a low cost broadband circuit analog absorber. The element of the absorber has an asymmetric shape us... [more] | EMCJ2020-81 pp.46-50 |
| MW, EST, EMCJ, PEM, IEE-EMC [detail] | 2020-10-23 09:25 |
Online | Online | A Study on a New Structural Microstrip Balun and Its Test Circuit. Kazuto Oshima, Ryosuke Suga (Aoyama Gakuin Univ.), Tomoki Uwano (Office Uwano), Osamu Hashimoto (Aoyama Gakuin Univ.) EMCJ2020-37 MW2020-51 EST2020-39 |
We have proposed a balun with a simple structure that has a slitted ground of the microstrip line. In this study, we pro... [more] | EMCJ2020-37 MW2020-51 EST2020-39 pp.72-76 |
| AP, WPT (Joint) |
2020-01-23 10:40 |
Kagawa | Sunport Hall Takamatsu | A consideration on miniaturization of a wideband ring microstrip antenna fed by an L-probe Diegoshinji Kawaguchi, Yuki Kimura, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.) AP2019-154 |
This paper presents wideband design and miniaturization of a ring microstrip antenna (MSA) fed by an L-probe without die... [more] | AP2019-154 pp.27-30 |
| AP, RCS (Joint) |
2019-11-20 13:10 |
Saga | Saga Univ. | A consideration on wideband design of ring microstrip antennas fed by an L-probe Kohei Furukawa, Sakuyoshi Saito, Yuichi Kimura (Saitama Univ.), Tatsuya Fukunaga, Masahiro Tatematsu (TDK) AP2019-110 |
This paper presents broadband design of ring microstrip antennas (MSAs) fed by an L-probe. Firstly, a ring MSA fed by an... [more] | AP2019-110 pp.25-30 |
| MIKA (2nd) |
2019-10-04 10:15 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
Design of Narrow-width Narrow-wall Waveguide Slot Array for Grating Lobe Suppression Taishin Niwa, Kunio Sakakibara, Nobuyoshi Kikuma (NIT) |
A slotted waveguide traveling array to locate closely side by side is required for a subarray used for one-dimensional b... [more] | |
| AP (2nd) |
2019-06-25 15:25 |
Hokkaido | Wakkanai City Japan-Russia Friendship Hall | Leakage current suppression of broadband monocone antenna by using electromagnetic band gap characteristics Kazuya Matsubayashi, Naobumi Michishita, Hisashi Morishita (NDA) |
The composite right/left-handed (CRLH) coaxial line (CL) is applied to the broadband choke structure for a monocone ante... [more] | |
| MW | 2018-12-13 14:45 |
Kanagawa | Kanagawa Univ. | Experiment Study on Broadband and Miniaturization of MSL Open Stub Ryota Isozaki, Yuki Hosokawa, Yusuke Kusama (Kagawa College of Technology) MW2018-122 |
A trend of a filter circuit using a microstrip line (MSL) is to broaden the band and to reduce the size. The Band Reject... [more] | MW2018-122 pp.49-54 |
| EST, MW, EMCJ, IEE-EMC [detail] | 2018-10-18 13:55 |
Aomori | Hachinohe Chamber of Commerce and Industry(Hachinohe city, Aomori) | Effect of pyramid shape on electromagnetic wave absorption for absorber with plant-carbonized powder Naoki Yoshii (Yamagata University), Toshihiko Kaneiwa (ASAHI YUKIZAI), Yamamoto Shinitirou (University of Hyogo), Iiduka Hiroshi (Yamagata University) EMCJ2018-40 MW2018-76 EST2018-62 |
The authors have performed some researches of the electromagnetic wave absorber with carbon powder, which was made from ... [more] | EMCJ2018-40 MW2018-76 EST2018-62 pp.35-39 |
| EST | 2018-09-07 10:45 |
Okinawa | Kumejima-machi, Okinawa | A Study on Broadband Dielectric Lens Antenna with Axisymmetric Focusing Performance Using Dielectric Guide Yuki Abe, Ryosuke Suga (Aoyama Gakuin Univ.), Atsushi Kezuka (ENRI), Osamu Hashimoto (Aoyama Gakuin Univ.) EST2018-55 |
Broadband and axisymmetric focusing characteristics are required for a dielectric lens antenna. In order to realize the... [more] |
EST2018-55 pp.69-73 |
| US | 2018-08-30 16:10 |
Tokyo | Tokyo Institute of Technology | Study on acoustic scattering characteristics of pointhead flounder (Cleisthenes pinetorum)
-- Target strength measurements of pointhead flounder using a broadband acoustic system -- Naizheng Yan, Tohru Mukai, Jun Yamamoto, Naoyuki Kudou, Kohei Hasegawa (Hokkaido Univ.) US2018-47 |
The pointhead flounder Cleisthenes pinetorum, which is one of the major varieties of demersal fish and is known as an ac... [more] | US2018-47 pp.33-36 |
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