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All Technical Committee Conferences (Searched in: Recent 10 Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2025-03-19 15:50 |
Akita | ATORION AKITA (Primary: On-site, Secondary: Online) |
Wideband design of large-aperture reflectarrays using reflection elements with controllable gradient of frequency response of reflection phase Kodai Suzuki, Hiraku Sakamoto, Takashi Tomura (Science Tokyo), Shunsuke Inagaki, Tomoya Takeuchi, Toshiyuki Takahashi (SEIREN)  AP2024-220 |
This paper presents a broadband design of a large aperture reflectarray antenna. The primary radiator employs electromag... [more] | AP2024-220 pp.80-84 |
| MW, ED | 2025-01-23 13:50 |
Tokyo | fukaya-kouminkan (Primary: On-site, Secondary: Online) |
Experimental study on broadband choke using E-plane tapered waveguide Yusuke Kusama, Kyohei Murayama (Toyo Univ.) ED2024-68 MW2024-154 |
The stopband characteristics of a choke vary greatly depending on the characteristic impedance ratio between the gap and... [more] | ED2024-68 MW2024-154 pp.13-18 |
| EA, US (Joint) |
2024-12-20 13:45 |
Oita | OITAUniv | [Poster Presentation]
Multimodal analysis of balloon popping sounds combining high-speed camera images and broadband acoustic measurement. Hayato Muroga, Kan Okubo (Tokyo Metropolitan Univ.) EA2024-70 |
Multimodal analysis is a method of analyzing a phenomenon from multiple angles by combining multiple measurement methods... [more] | EA2024-70 pp.40-43 |
| EA, US (Joint) |
2024-12-20 17:10 |
Oita | OITAUniv | Improvement of Noise Reduction Effect by Implementing Hybrid Compensation Selective Fixed-Filter Active Noise Control Hiroki Tsukahara, Shota Toyooka (Kansai Univ.), Kenta Iwai (Ritsumeikan Univ.), Yoshinobu Kajikawa (Kansai Univ.) EA2024-72 |
In this paper, we propose hybrid compensation selective fixed-filter active noise control(Hybrid CF-SFANC). The proposed... [more] | EA2024-72 pp.50-56 |
| MW | 2024-11-15 10:10 |
Okinawa | JA Kume-jima Yuntaku house (Primary: On-site, Secondary: Online) |
0.9-4.0 GHz Reactively Matched 30 W GaN MMIC HPA and a Study on Miniaturization of Matching Circuits Hirotaka Sato, Jun Kamioka, Shinichi Miwa, Yoshitaka Kamo, Shintaro Shinjo (Mitshbishi Electric Co.) MW2024-134 |
This paper reports on the design and measurement results of a broadband GaN MMIC high-power, high-efficiency amplifier o... [more] | MW2024-134 pp.57-60 |
| RCS, AP (Joint) |
2024-11-13 09:55 |
Ishikawa | (Primary: On-site, Secondary: Online) |
Evaluation of miniaturization for electrically small antennas with multi-mode excitation Shingo Nakamura, Daiki Miyamori, Keisuke Noguchi (KIT), Kouki Terunuma, Keisuke Fujita (MIT) AP2024-136 |
As represented by 5G services for smartphone and IoT (Internet of Things) with wireless module, wireless communication s... [more] | AP2024-136 pp.7-12 |
| MIKA (3rd) |
2024-10-29 14:35 |
Okayama | Okayama Convention Center | [Poster Presentation]
Evaluation of miniaturization for electrically small antennas with multi-mode excitation Shingo Nakamura, Daiki Miyamori, Keisuke Noguchi (KIT), Kouki Terunuma, Keisuke Fujita (MIT) |
As represented by 5G services for smartphone and IoT (Internet of Things) with wireless module, wireless communication s... [more] | |
| EST, MW, EMCJ, IEE-EMC [detail] | 2024-10-18 10:50 |
Akita | Akita Art Village Onsen Yupopo (Primary: On-site, Secondary: Online) |
Consideration on expanding to low frequency range for a folded broadband antenna Shinobu Ishigami, Ken Kawamata (TGU), Katsushige Harima (NICT), Shingo Inori (ELENA) EMCJ2024-54 MW2024-107 EST2024-78 |
In EMI measurements, measuring antennas are needed to be changed according to the frequency bands. Antenna replacement i... [more] | EMCJ2024-54 MW2024-107 EST2024-78 pp.98-102 |
| AP | 2024-10-17 10:00 |
Fukuoka | ACROS Fukuoka (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Development of Broadband Zero-order Resonant Metamaterial Antenna Keima Yasumitsu, Takuji Arima (Tokyo Nouko Univ) AP2024-66 |
In recent years, many wireless communication systems have been implemented in smartphones and other devices. In particul... [more] | AP2024-66 pp.42-45 |
| MW, EMT, OPE, MWPTHz, EST, IEE-EMT [detail] | 2024-07-12 10:30 |
Hokkaido | otaru-shimin-kaikan (Primary: On-site, Secondary: Online) |
On the Multi-Band Operation of 7.1/8.5/20/30-GHz Spline-Taper Horn Antenna with Coaxial-Groove Walls Hideyuki Nanno, Hiroki Nishida, Masataka Ohira, Hiroyuki Deguchi (Doshisha Univ.) EMT2024-49 MW2024-73 OPE2024-52 EST2024-50 MWPTHz2024-56 |
This paper proposes a single circular waveguide feed horn antenna operating in four frequency bands. A spline taper and ... [more] | EMT2024-49 MW2024-73 OPE2024-52 EST2024-50 MWPTHz2024-56 pp.213-218 |
| EMCJ | 2024-01-19 16:20 |
Kumamoto | Performance Evaluation of Stacked Metasurface Absorber Based on Equivalent Circuit Shotaro Sugino, Satoshi Yagitani, Taiki Shimizu (Kanazawa Univ.), Shinkuro Fujino, Shin-ichi Tanimoto, Akihiro Tatsuta (Panasonic Connect), Tomohiko Imachi, Mitsunori Ozaki (Kanazawa Univ.) EMCJ2023-102 |
We have been studying metasurface absorbers in order to develop 2D near field scanner for visualizing electromagnetic no... [more] | EMCJ2023-102 pp.81-86 |
|
| MW, EMCJ, EST, IEE-EMC [detail] | 2023-10-20 10:00 |
Yamagata | Yamagata University (Primary: On-site, Secondary: Online) |
Study on Efficiency Improvement of Dual-Input GaN Amplifier as Outphasing Amplifier Shinro Yatsuda, Rikito Matsuo, Takana Kaho (Shonan Inst.Tech.), Shuichi Sakata, Yuji Komatsuzaki, Koji Yamanaka (Mitsubishi Electric) EMCJ2023-59 MW2023-113 EST2023-86 |
We are developing a base station amplifier that covers a wide frequency range of 4G/5G by switching the Doherty and outp... [more] | EMCJ2023-59 MW2023-113 EST2023-86 pp.125-130 |
| OFT | 2023-10-13 14:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Consideration of measurement ability improvement about broadband light probe BOTDA. Takahiro Ishimaru, Yoshifumi Wakisaka, Hiroshi Takahashi, Yusuke Koshikiya (NTT) OFT2023-44 |
In recent years, optical fiber distributed vibration measurement based on Brillouin scattering, which can measure large ... [more] | OFT2023-44 pp.111-114 |
| 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 | 2023-08-31 10:55 |
Tokyo | KOZO KEIKAKU ENGINEERING Inc. (Primary: On-site, Secondary: Online) |
A Novel Feeding Method for Broadband Series-fed Omnidirectional Antennas Sirao Wu, Junyi Xu, Qiang Chen (Tohoku Univ.) AP2023-67 |
This paper presents a novel omnidirectional horizontally polarized (OHP) dipole antenna array with broadband designed fo... [more] | AP2023-67 pp.7-10 |
| 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 |
| SANE | 2023-05-23 10:10 |
Kanagawa | Information Technology R & D Center, MITSUBISHI Electric Corp. (Primary: On-site, Secondary: Online) |
Broadband High Power, High Efficiency Microwave Amplifiers Enabled by GaN HEMT Eigo Kuwata, Jun Kamioka, Shintaro Shinjo, Koji Yamanaka (MELCO) SANE2023-3 |
Semiconductors are increasingly replacing electron tubes in microwave transmitters used for observation, communication a... [more] | SANE2023-3 pp.12-17 |
| 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 |
| MW, ED | 2023-01-27 15:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
[Invited Talk]
Requierements for sharing type 4G/5G base station transciever amplifiers Koji Yamanaka, Yuji Komatsuzaki, Shuichi Sakata, Kento Saiki (Mitsubishi Electric), Takana Kaho (SIT) ED2022-96 MW2022-155 |
In post-5G era (latter half of 2020s), mobile base-stations are assumed to be shared between mobile operators to reduce ... [more] | ED2022-96 MW2022-155 p.50 |
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