Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
ICTSSL, CAS |
2025-01-24 11:25 |
Tokyo |
(Tokyo, Online) (Primary: On-site, Secondary: Online) |
3.7/28 GHz Band Diplexer for 5G Applications Rui Amatsu, Junichiro Matsuki, Hiroki Matsuura, Akehito Shiotake, Koji Wada (UEC) CAS2024-96 ICTSSL2024-54 |
In this study, 3.7/28 GHz band diplexer is proposed for 5G applications . This diplexer has been rarely reported because... [more] |
CAS2024-96 ICTSSL2024-54 pp.92-97 |
EST |
2025-01-24 14:20 |
Okinawa |
Ishigaki Civic Hall (Okinawa) |
A study on design and prototyping of chipless tag with notch filter configuration
-- About tag design and characteristic verification using phase difference detection method -- Mitsuo Makimoto, Morikazu Sagawa (UEC), Fuminori Sakai (Sakura Tech Corp.), Koji Wada (UEC) EST2024-117 |
[more] |
EST2024-117 pp.126-131 |
MSS, CAS, IPSJ-AL [detail] |
2024-11-26 14:30 |
Hokkaido |
(Hokkaido) |
Fabrication and design methodology of a 21GHz wideband microstrip line BPF using ring resonators with stubs Akehito Shiotake, Hiroki Matsumura, Junichiro Matsuki, Koji Wada (UEC) CAS2024-65 MSS2024-30 |
A 21,GHz bandpass filter with a wide passband from 14,GHz to 28,GHz using a stub-loaded Stepped Impedance Ring Resonator... [more] |
CAS2024-65 MSS2024-30 pp.15-19 |
MSS, CAS, IPSJ-AL [detail] |
2024-11-26 14:50 |
Hokkaido |
(Hokkaido) |
A Study on Shield Fabrication for Microstrip Line Bandpass Filter Hiroki Matsuura, Akehito Shiotake, Koji Wada (UEC) CAS2024-66 MSS2024-31 |
In order to increase the attenuation in the cutoff band of planar filters, it is known that a using shielding case is ef... [more] |
CAS2024-66 MSS2024-31 pp.20-25 |
VLD, CAS, SIP, MSS |
2024-07-19 09:55 |
Aomori |
(Aomori, Online) (Primary: On-site, Secondary: Online) |
Design of LTCC-based Balanced BPF with Coupled-line Resonators and Ring Resonators Tatsuyoshi Tanii, Koji Wada, Hiroki Matsuura (UEC) CAS2024-15 VLD2024-15 SIP2024-32 MSS2024-15 |
In this study, a balanced band pass filter (BPF) using a coupled-line resonators and resonators with ring is proposed an... [more] |
CAS2024-15 VLD2024-15 SIP2024-32 MSS2024-15 pp.79-84 |
VLD, CAS, SIP, MSS |
2024-07-19 13:25 |
Aomori |
(Aomori, Online) (Primary: On-site, Secondary: Online) |
A Prototype of 21 GHz Wideband Bandpass Filter using a Stub-Loaded Resonator and T-shape Stubs Hiroki Matsuura, Sho Kasai, Koji Wada (UEC) CAS2024-20 VLD2024-20 SIP2024-37 MSS2024-20 |
A21 GHz-band wideband bandpass filter that has 14−28 GHz passband is proposed to improvewater vapor radiometer performan... [more] |
CAS2024-20 VLD2024-20 SIP2024-37 MSS2024-20 pp.106-110 |
ICTSSL, CAS |
2024-01-25 15:50 |
Kanagawa |
(Kanagawa, Online) (Primary: On-site, Secondary: Online) |
Design of high-frequency diplexer robust to variations in chip elements and conductor patterns based on cutoff frequency Shotaro Nakata, Koji Wada (UEC) CAS2023-95 ICTSSL2023-48 |
In this study, the diplexer composed of LPF (Low Pass Filter) and HPF (High Pass Filter) using chip elements and conduct... [more] |
CAS2023-95 ICTSSL2023-48 pp.60-65 |
MW |
2023-05-18 15:10 |
Kyoto |
Ritsumeikan University (Kyoto, Online) (Primary: On-site, Secondary: Online) |
A design method for miniaturized multiplexer based on a novel substrate integrated defect ground structure Weiyu Zhou, Koji Wada (UEC), Kenichi Ohta (Bifröstec Inc.) MW2023-10 |
This paper proposes a new structure based on a substrate integrated defect ground structure (SIDGS), and a miniaturized ... [more] |
MW2023-10 pp.6-11 |
MW |
2023-03-03 15:10 |
Tottori |
Tottori Univ. (Tottori, Online) (Primary: On-site, Secondary: Online) |
[Invited Talk]
Wideband filters and their application to Multiplexers Koji Wada (UEC) MW2022-178 |
[more] |
MW2022-178 pp.118-123 |
ICTSSL, CAS |
2023-01-27 16:00 |
Tokyo |
TBD (Tokyo, Online) (Primary: On-site, Secondary: Online) |
Ultrawideband Absorptive Common-mode Microstrip Line Filter Based on Resistive Defected Ground Structure Akihiro Narushima, Koji Wada, Fengchao Xiao (UEC) CAS2022-92 ICTSSL2022-56 |
In this study, we propose a bidirectional absorptive common-mode filter(A-CMF) with ultrawideband characteristics by usi... [more] |
CAS2022-92 ICTSSL2022-56 pp.145-150 |
ICTSSL, CAS |
2023-01-27 16:20 |
Tokyo |
TBD (Tokyo, Online) (Primary: On-site, Secondary: Online) |
Dual power supply based tunable BPF with tunability of center frequency and bandwidth using tunable LPF and tunable HPF Wataru Taniuchi, Koji Wada (UEC) CAS2022-93 ICTSSL2022-57 |
This paper proposes a dual power supply based tunable bandpass filter (BPF) with tunability of center frequency and band... [more] |
CAS2022-93 ICTSSL2022-57 pp.151-156 |
ICTSSL, CAS |
2023-01-27 16:40 |
Tokyo |
TBD (Tokyo, Online) (Primary: On-site, Secondary: Online) |
Basic characteristics of multi layer F-SIW resonators and their applications to multiplexer. Hiroto Oguchi, Koji Wada (UEC) CAS2022-94 ICTSSL2022-58 |
[more] |
CAS2022-94 ICTSSL2022-58 pp.157-162 |
ICTSSL, CAS |
2023-01-27 17:00 |
Tokyo |
TBD (Tokyo, Online) (Primary: On-site, Secondary: Online) |
21GHz-band wideband microstrip line bandpass filter using ring resonator and interdigital couplings Kota Ishimura, Koji Wada (UEC), Noriaki Kawaguchi (NAOJ) CAS2022-95 ICTSSL2022-59 |
In this study, the design of a 21GHz-band bandpass filter (BPF) using a ring resonator and an interdigital coupled line ... [more] |
CAS2022-95 ICTSSL2022-59 pp.163-167 |
AP, MW (Joint) |
2022-09-14 15:40 |
Ehime |
The Museum of Art, EHIME (Ehime, Online) (Primary: On-site, Secondary: Online) |
Study of Tunable BPF for Software Defined Radio with High Tuning Ratio of Center Frequency Akehito Shiotake, Satoshi Ono, Koji Wada (UEC) MW2022-69 |
Software-defined radio (SDR) technique is widely used as receivers in many wireless systems.
The Bandwidth of the SDR r... [more] |
MW2022-69 pp.7-12 |
ED, MW |
2022-01-27 14:40 |
Online |
Online (Online) |
[Invited Lecture]
Study of compact diplexer using common resonators consisting of coupled lines and chip capacitors Satoshi Ono, Koji Wada (UEC) ED2021-65 MW2021-107 |
A chip capacitor coupled common resonator which consisted chip capacitor loaded type coupled line resonators is proposed... [more] |
ED2021-65 MW2021-107 pp.16-21 |
MW |
2021-12-17 09:30 |
Kanagawa |
Kawasaki City Industrial Promotion Hall (Kanagawa, Online) (Primary: On-site, Secondary: Online) |
High-precision design of microstrip BPF considering the influence of cross coupling and the deviation of resonance frequency Yuga Umemoto, Satoshi Ono, Koji Wada (UEC) MW2021-95 |
In this study, we propose a calculation method of design parameters for bandpass filter (BPF) considering a cross-coupli... [more] |
MW2021-95 pp.61-66 |
EST, MW, EMCJ, IEE-EMC [detail] |
2021-10-08 13:50 |
Online |
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 |
ICTSSL, CAS |
2020-01-31 14:00 |
Tokyo |
(Tokyo) |
Study on a tunable multiplexer composed of tunable second-order BPFs using BST varactor loaded asymmetric hairpin resonators featuring easy adjustable of coupling coefficients. Haruka Ogikubo, Satoshi Ono, Koji Wada (UEC) CAS2019-89 ICTSSL2019-58 |
This report proposed an asymmetric hairpin resonator loaded with a BST varactor which is a variable capacitor made of ${... [more] |
CAS2019-89 ICTSSL2019-58 pp.131-136 |
ICTSSL, CAS |
2020-01-31 16:55 |
Tokyo |
(Tokyo) |
Study on high accurate equivalent circuit of EBG structure for suppressing unwanted waveguide modes and design for miniaturized BPF using PRGW structure Keisuke Furuya, Satoshi Ono, Koji Wada (UEC) CAS2019-96 ICTSSL2019-65 |
[more] |
CAS2019-96 ICTSSL2019-65 pp.163-168 |
MW |
2018-11-16 11:30 |
Nagasaki |
Fukue Cultural Hall (Nagasaki) |
Realization of Flat Passband Characteristics for BPF Using Resistor Loaded Hairpin Shaped Resonators Tomohiro Tsukushi, Satoshi Ono, Koji Wada (UEC) MW2018-109 |
In this study, firstly, the single mode resistor loaded hairpin shaped resonator is proposed. It is shown using some equ... [more] |
MW2018-109 pp.89-94 |