Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
ED, MW |
2024-01-26 10:10 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Design of Novel Box-type Coupling Microstrip Diplexer with Transmission Zeros Yudai Nishiyama, Masataka Ohira, Zhewang Ma (Saitama Univ.) ED2023-72 MW2023-164 |
This paper proposes a new box-type coupling microstrip diplexer that can place transmission zeros at arbitrary frequenci... [more] |
ED2023-72 MW2023-164 pp.29-34 |
MW |
2023-06-22 14:00 |
Kanagawa |
Yugawara-machi Shou-Kou-Kai Bldg. (Primary: On-site, Secondary: Online) |
Design of Fourth-order Symmetric Box-Coupling Microstrip Bandpass Filters with Transmission Zeros for Asymmetric Frequency Responses Koya Hirota, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2023-21 |
Bandpass filters (BPFs) composed of four resonators as a basic component have been proposed so far, such as CQ filters. ... [more] |
MW2023-21 pp.7-12 |
SRW |
2022-08-22 11:05 |
Online |
Online |
Performance Evaluation of Highly Efficient OFDM Applying Symbol-Edges Truncating Transmission Technique Yuu Ichikawa, Keiichi Mizutani, Hiroshi Harada (Kyoto Univ.) SRW2022-11 |
Because a wireless technology that can configure wide-area IoT systems with high data rates is required toward 6G, it is... [more] |
SRW2022-11 pp.14-19 |
ED, MW |
2022-01-27 15:05 |
Online |
Online |
[Invited Lecture]
A Compact 26 GHz Filtering Antenna with Cross Coupling Using LTCC Substrate Kaoru Sudo, Ryo Mikase, Yoshinori Taguchi, Koichi Takizawa, Natsumi Minamitani, Kengo Onaka, Saneaki Ariumi, Hisao Hayafuji (Murata), Masataka Ohira (Saitama Univ.) ED2021-66 MW2021-108 |
This paper proposes a compact 26 GHz filtering antenna with cross coupling using LTCC substrate. The cross coupling betw... [more] |
ED2021-66 MW2021-108 pp.22-27 |
MW |
2021-11-18 16:05 |
Kagoshima |
Kagoshima University (Primary: On-site, Secondary: Online) |
60-GHz Band Inline-Type SIW Filtering Antenna With Transmission Zeros Without Cross Coupling Masaki Hoshino, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2021-72 |
This paper proposes a new structure of 60-GHz band inline-type SIW filtering antenna that can generate transmission zero... [more] |
MW2021-72 pp.29-34 |
MIKA (3rd) |
2021-10-29 10:30 |
Okinawa |
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Planar Sleeve Antenna with Choke Structure Composed of Zeroth-Order Resonator Keisuke Sakakibara, Hiroshi Hashiguchi, Naobumi Michishita, Hisashi Morishita (National Defense Academy) |
A choke structure of the sleeve antenna is required to suppress the leakage current. However, the choke length is 1/4 wa... [more] |
|
RCS |
2021-10-21 14:50 |
Online |
Online |
[Invited Talk]
Generalization of a joint transmit-receive diversity and its application to multi-user MIMO communications Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) RCS2021-126 |
In this paper, joint transmit-receiver diversity (JTRD) is presented, which jointly perform transmit diversity and recei... [more] |
RCS2021-126 pp.49-54 |
MW, AP (Joint) |
2021-09-09 15:25 |
Online |
Online |
[Tutorial Lecture]
Electromagnetic Metamaterial-based Transmission Line Resonators and Their Antenna Applications Tetsuya Ueda (Kyoto Inst. Tech.) AP2021-59 |
We review electromagnetic metamaterial-based transmission line resonators and their applications to leaky wave antennas.... [more] |
AP2021-59 pp.14-17 |
AP, SANE, SAT (Joint) |
2021-07-29 10:50 |
Online |
Online |
Planar Sleeve Antenna with Choke Structure Composed of Zeroth-Order Resonator Keisuke Sakakibara, Hiroshi Hashiguchi, Naobumi Michishita, Hisashi Morishita (National Defense Academy) AP2021-34 |
A choke structure is required to suppress the leakage current of the sleeve antenna. The miniaturized sleeve antenna has... [more] |
AP2021-34 pp.61-64 |
MW |
2020-11-19 15:00 |
Online |
Online |
Theoretical Design of Wideband Bandpass Filter with Transmission Zeroes Hang Sun, Chun-Ping Chen, Erika Katsuno, Hao Wu, Tetsuo Anada (Kanagawa Univ.) MW2020-69 |
This paper proposes a quasi-elliptical wideband filter with steep skirt characteristics by combining short-circuited-stu... [more] |
MW2020-69 pp.23-28 |
MW |
2020-03-05 13:35 |
Kochi |
Kochi City Culture-Plaza CUL=PORT (Cancelled but technical report was issued) |
A Wideband Filtering Wilkinson Power Divider with Transmission Zeros Daishi Nagata, Zwang Ma, Masataka Ohira (Saitama Univ.) MW2019-145 |
In this paper, a wideband filtering Wilkinson power divider (WPD) using short-circuited stubs is proposed, and design fo... [more] |
MW2019-145 pp.29-34 |
MW |
2020-03-05 15:05 |
Kochi |
Kochi City Culture-Plaza CUL=PORT (Cancelled but technical report was issued) |
Wideband Broad-Band Bandpass Filters Using Transmission Line Shorted-Stubs and Coupled-Stubs Naruaki Maruyama, Zhewang Ma, Masataka Ohira (Saitama Univ.) MW2019-148 |
The conventional wideband bandpass filter (BPFs) using short-circuited stubs is relatively simple in structure and easy ... [more] |
MW2019-148 pp.47-52 |
MW |
2019-11-15 09:55 |
Okinawa |
Minami Daido Villa. Tamokuteki Koryu Center |
Design of Wideband Microstrip Filtering Antenna with Transmission Zeros Ilsub Song, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2019-112 |
In this paper, we propose and design a new structure of microstrip filtering antenna having both a wideband and flat in-... [more] |
MW2019-112 pp.71-76 |
AP |
2019-10-17 12:30 |
Osaka |
Osaka Univ. |
[Poster Presentation]
FDD Downlink Beamforming Method for Avoiding Adjacent Channel Interference Masaki Igarashi, Kentaro Nishimori (Niigata Univ.) AP2019-80 |
Microwave power transmission systems with high power cause adjacent channel interference. Hence a function is required t... [more] |
AP2019-80 pp.5-9 |
MW, ED |
2019-01-18 14:00 |
Tokyo |
Hitachi, Central Research Lab. |
Design of Wideband Bandpass Filters with Quasi-Elliptic Characteristics Using Coupled Short-Circuited Stub Kosuke Keima, Zhewang Ma, Masataka Ohira (Saitama Univ.) ED2018-85 MW2018-152 |
In this paper, based on the analysis of the transmission line equivalent circuits of the wideband bandpass filters (BPFs... [more] |
ED2018-85 MW2018-152 pp.85-90 |
MW, ED |
2019-01-18 15:15 |
Tokyo |
Hitachi, Central Research Lab. |
Design of Quasi-Millimeter-Wave SIW Bandpass Filter with Transmission Zeros Using TE102 Mode for Negative Coupling Yuta Shimizu, Masataka Ohira, Zhewang Ma (Saitama Univ) ED2018-88 MW2018-155 |
A quasi-millimeter-wave band substrate integrated waveguide (SIW) bandpass filter with a fractional bandwidth greater th... [more] |
ED2018-88 MW2018-155 pp.103-108 |
MW |
2018-12-13 10:10 |
Kanagawa |
Kanagawa Univ. |
A High-order Cul-de-Sac Coupling Bandpass Filter Design Using Even/Odd-mode Stepped Impedance Resonators Ryo Mikase, Masataka Ohira, Zhewang Ma (Saitama Univ.) MW2018-115 |
In the design of bandpass filters (BPFs), transmission zeros (TZs) can be generated at arbitrary frequency positions by ... [more] |
MW2018-115 pp.7-12 |
OFT |
2018-10-11 14:00 |
Miyagi |
Touhoku Univ. |
[Poster Presentation]
Single-channel 10.2 Tbit/s Optical Nyquist Pulse Transmission over 300 km Ryoya Hirata, Jianping Wang, Toshihiko Hirooka, Masato Yoshida, Masataka Nakazawa (Tohoku Univ.) OFT2018-26 |
We have proposed an optical Nyquist pulse and its orthogonal TDM scheme for high-speed and high spectrally efficient tra... [more] |
OFT2018-26 pp.61-66 |
MW, WPT |
2018-04-27 14:25 |
Tokyo |
Kikai-Shinko-Kaikan Building |
Design of Microstrip Symmetric-Coupling Quadruplet Bandpass Filters with Transmission Zeros for Symmetric and Asymmetric Frequency Responses Ryo Mikase, Masataka Ohira, Zhewang Ma, Xiaolong Wang (Saitama Univ.) WPT2018-4 MW2018-4 |
Bandpass filters (BPFs) composed of four resonators as a basic component, like CQ filters, have been proposed so far. In... [more] |
WPT2018-4 MW2018-4 pp.13-18 |
ICTSSL, CAS |
2018-01-25 10:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
A Realization of a Complex Coefficient Filter with Transmission Zeros Using Negative Impedance Converters and Its Reduction Tatsuya Fujii, Kazuhiro Shouno (Tsukuba Univ.) CAS2017-109 ICTSSL2017-36 |
In this paper, a synthesis of a complex coefficient filter using NIC's (Negative Impedance Converters) is proposed. The ... [more] |
CAS2017-109 ICTSSL2017-36 pp.1-4 |