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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 116  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
ICTSSL, CAS 2024-01-25
(Primary: On-site, Secondary: Online)
A Study on the Cut-Off Frequency-Based Design of High-Frequency Diplexers Resistant to Variations in Chip Elements and Conductor Patterns
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
MW 2023-05-18
Kyoto Ritsumeikan University
(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
MW 2023-03-03
Tottori Tottori Univ.
(Primary: On-site, Secondary: Online)
[Invited Talk] Wideband filters and their application to Multiplexers
Koji Wada (UEC) MW2022-178
 [more] MW2022-178
ICTSSL, CAS 2023-01-27
Tokyo TBD
(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
ICTSSL, CAS 2023-01-27
Tokyo TBD
(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
ICTSSL, CAS 2023-01-27
Tokyo TBD
(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
ICTSSL, CAS 2023-01-27
Tokyo TBD
(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
Ehime The Museum of Art, EHIME
(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]
ED, MW 2022-01-27
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
MW 2021-12-17
Kanagawa Kawasaki City Industrial Promotion Hall
(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
EST, MW, EMCJ, IEE-EMC [detail] 2021-10-08
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
ICTSSL, CAS 2020-01-31
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
ICTSSL, CAS 2020-01-31
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
MW 2018-11-16
Nagasaki Fukue Cultural Hall 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
EST, MW, OPE, MWP, EMT, IEE-EMT, THz [detail] 2018-07-20
Hokkaido   Low-Pass Filter with multiple attenuation poles using Stub loaded type Dumb-Bell-Shaped Defected Ground Structure
Tetsu Takahashi, Satoshi Ono, Koji Wada (UEC) EMT2018-34 MW2018-49 OPE2018-37 EST2018-32 MWP2018-33
In this study, we focus on the structure of Defected Ground Structure (DGS) whose copper foil on backside
is patterned.... [more]
EMT2018-34 MW2018-49 OPE2018-37 EST2018-32 MWP2018-33
MW 2018-06-21
Toyama Sunship Toyama Realization of Compact Diplexer Composed of LPF and HPF Using Chip and Pattern Elements
Shohei Sakai, Satoshi Ono, Koji Wada (UEC) MW2018-19
 [more] MW2018-19
ICD, MW 2018-03-01
Shiga The University of Shiga Prefecture [Special Talk] Realization of Elliptic Function Low-Pass Filter with High Attenuation -- Strategies for High Attenuation using Enclosure Structured by Electromagnetic Shielded Walls --
Tatsuya Yokoyama, Satoshi Ono, Koji Wada (UEC) MW2017-176 ICD2017-100
The Low-pass Filter(LPF) characteristics having low insersion loss in the passband and high attenuation in the stopband ... [more] MW2017-176 ICD2017-100
ICD, MW 2018-03-01
Shiga The University of Shiga Prefecture [Special Talk] Realization of High Attenuation in Stopband by Elliptic Function Type HPF -- Characteristic Improvement by Shield Case --
Rei Abe, Satoshi Ono, Koji Wada (UEC) MW2017-177 ICD2017-101
In this study, elliptic function type High-pass filter(HPF) with high attenuation characteristic in the stopband is desi... [more] MW2017-177 ICD2017-101
ICD, MW 2018-03-01
Shiga The University of Shiga Prefecture [Special Talk] Method of prototyping small BRF using V slot DGS by a PCB prototyping machine
Ryusei Nakamura, Satoshi Ono, Koji Wada (UEC) MW2017-181 ICD2017-105
In this study, Band-rejection filter (BRF) is realized by using DGS (Defected Ground Structure) which realizes inductanc... [more] MW2017-181 ICD2017-105
CAS, ICTSSL 2017-01-26
Tokyo Kikai-Shinko-Kaikan Bldg. Stepped Impedance Resonator Based Tunable Combline Bandpass Filter with Wide Tuning Range of Center Frequency by Single DC Power Supply
Rei Abe, Kyota Otsuka, Satoshi Ono, Koji Wada (UEC) CAS2016-88 ICTSSL2016-42
This paper proposes a tunable combline type of bandpass filter (BPF) using stepped impedance resonator(SIR) with wide tu... [more] CAS2016-88 ICTSSL2016-42
 Results 1 - 20 of 116  /  [Next]  
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