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IEICE Trans

Tomoki UWANO

Single-Layer Circular Polarizer for Linear Polarized Horn Antenna
Ryo KUMAGAI Ryosuke SUGA Tomoki UWANO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2024/11/01
Vol. E107-C  No. 11  pp. 479-485
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Simulation Techniques and Their Applications for Electronics)
Category: 
Keyword: 
circular polarization, horn antenna, element array, polarizer, 
 Summary | Full Text:PDF
A Simple and Compact Planar Balun with Slit Ground
Ryosuke SUGA Kazuto OSHIMA Tomoki UWANO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2021/11/01
Vol. E104-C  No. 11  pp. 667-671
Type of Manuscript:  BRIEF PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
balun, microstrip line, slit, spertopf balun, common mode rejection ratio, 
 Summary | Full Text:PDF
Design of a New Low-Pass Filter in the Hairpin Structure with a Chip-Capacitor
Takenori YASUZUMI Masayoshi KAMADA Tomoki UWANO Osamu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/02/01
Vol. E95-C  No. 2  pp. 284-289
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
low-pass filter, hairpin structure, attenuation pole, Chebyshev response, 
 Summary | Full Text:PDF
Ultra-Wideband Bandpass Filter with Sharp Attenuation Slope Using Inter-Digital Finger Resonator and Parallel-Coupled Lines
Takenori YASUZUMI Yusuke OMOTE Tomoki UWANO Osamu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/02/01
Vol. E95-C  No. 2  pp. 268-274
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
bandpass filter (BPF), ultra-wideband (UWB), inter-digital finger resonator, parallel-coupled lines, microstrip line (MSL), 
 Summary | Full Text:PDF
Novel Compact High-Pass Filter with Sharp Attenuation Slope Using Cross-Coupling in the Multi-Layer Structure
Takenori YASUZUMI Tomoki UWANO Osamu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/02/01
Vol. E95-C  No. 2  pp. 313-316
Type of Manuscript:  BRIEF PAPER
Category: Electronic Circuits
Keyword: 
high-pass filter (HPF), quasi-lumped elements, attenuation pole, cross-coupling, 
 Summary | Full Text:PDF
A Study and Design of LPF Using Hairpin Structural Circuit and Chip Capacitor
Shohei HASEGAWA Takenori YASUZUMI Tomoki UWANO Osamu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/07/01
Vol. E93-C  No. 7  pp. 1135-1137
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
low-pass filters, coupled line, attenuation pole, chip capacitor, 
 Summary | Full Text:PDF
A Study on Compact Wide Bandpass Filter Using Inter-Digital Resonator
Jumpei YAMAMOTO Takenori YASUZUMI Tomoki UWANO Osamu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/07/01
Vol. E93-C  No. 7  pp. 1132-1134
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
wideband bandpass filter, interdigital resonator, microstrip line, parallel coupled line, 
 Summary | Full Text:PDF
26 GHz Bandpass Filter and Duplexer Using TM11δ Mode Dielectric Resonators with High-Q Performance and Compact Configuration
Akira ENOKIHARA Hideki NANBA Toshiaki NAKAMURA Kojiro OKUYAMA Toshio ISHIZAKI Tomoki UWANO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/11/01
Vol. E86-C  No. 11  pp. 2283-2291
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
filter, duplexer, millimeter-wave, TM11δ rectan-gular-mode, dielectric resonator, surface mount, 
 Summary | Full Text:PDF
A Low Distortion and High Efficiency Paralleled Power Amplifier without an Isolator in Wide Range of Load Impedances
Hikaru IKEDA Hiroaki KOSUGI Tomoki UWANO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1997/06/25
Vol. E80-C  No. 6  pp. 763-767
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeterwave High-power Devices)
Category: 
Keyword: 
microwave amplifier, low distortion, high efficiency, paralleled amplifier, π/4-DQPSK, 
 Summary | Full Text:PDF
An Extended Configuration of a Stepped Impedance Comb-Line Filter
Toshio ISHIZAKI Tomoki UWANO Hideyuki MIYAKE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/05/25
Vol. E79-C  No. 5  pp. 671-678
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave Devices for Mobile Communications)
Category: Passive Devices
Keyword: 
comb-line filter, stepped impedance resonator, laminated filter, attenuation pole, portable telephone, 
 Summary | Full Text:PDF
A Beam Tilt Dipole Array Antenna for Indoor Mobile Applications
Koichi OGAWA Tomoki UWANO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/05/25
Vol. E79-C  No. 5  pp. 685-692
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave Devices for Mobile Communications)
Category: Passive Devices
Keyword: 
beam tilt, sector beam, dipole array antenna, indoor base station, 
 Summary | Full Text:PDF