Hidenori YUKAWA

180-Degree Branch Line Coupler Composed of Two Types of Iris-Loaded Waveguides
Hidenori YUKAWA Yu USHIJIMA Naofumi YONEDA Moriyasu MIYAZAKI 
Publication:   
Publication Date: 2021/02/01
Vol. E104-C  No. 2  pp. 85-92
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
waveguide, branch line, coupler, iris-loaded, phase shifter, 
 Summary | Full Text:PDF(2.1MB)
Metal 3D-Printed T-Junction Ortho-Mode-Transducer with an Offset Stepped Post
Hidenori YUKAWA Yu USHIJIMA Motomi ABE Takeshi OSHIMA Naofumi YONEDA Moriyasu MIYAZAKI 
Publication:   
Publication Date: 2019/01/01
Vol. E102-C  No. 1  pp. 56-63
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
waveguide, antenna feed, ortho-mode-transducer, 3D-printer, 
 Summary | Full Text:PDF(1.8MB)
Ka-Band Branch Line Coupler Applied Hexagonal Waveguide Suitable for Additive Manufacturing
Motomi ABE Hidenori YUKAWA Yu USHIJIMA Takuma NISHIMURA Takeshi OSHIMA Takeshi YUASA Naofumi YONEDA 
Publication:   
Publication Date: 2018/10/01
Vol. E101-C  No. 10  pp. 805-814
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
3D printer, additive manufacturing, direct metal laser sintering, hexagonal waveguide, branch line coupler, 
 Summary | Full Text:PDF(2.8MB)
Ku/Ka-band Compact Orthomode Junction with Low Pass Filters for High Power Applications
Hidenori YUKAWA Koji YOSHIDA Tomohiro MIZUNO Tetsu OWADA Moriyasu MIYAZAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/02/01
Vol. E98-C  No. 2  pp. 156-161
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
waveguide, antenna feed, polarization, orthomode junction, wideband, 
 Summary | Full Text:PDF(1.4MB)
Highly Stable 6-18 GHz 2.3 dB Low-Noise Amplifier with Resistive-Loaded Series Feedback Circuits
Hidenori YUKAWA Yukinobu TARUI Koh KANAYA Hiromitsu UCHIDA Masatoshi NAKAYAMA Yasushi ITOH 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/12/01
Vol. E86-C  No. 12  pp. 2445-2451
Type of Manuscript:  Special Section PAPER (Special Issue on Recent Trends on Microwave and Millimeter Wave Application Technology)
Category: Amplifier
Keyword: 
microwave, amplifier, wideband, low-noise, GaAs, 
 Summary | Full Text:PDF(1.2MB)
A 4-12 GHz 2 W GaAs HFET Amplifier Using Pre-Matching Circuits for Dual Gate-Bias Feed and Tapered Power Splitting/Combining FETs
Hidenori YUKAWA Masatoshi NII Yoshihiro TSUKAHARA Yukio IKEDA Yasushi ITOH 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/12/01
Vol. E85-C  No. 12  pp. 2029-2035
Type of Manuscript:  Special Section PAPER (Special Issue on Low-Distortion,High-Power,High-Efficiency Active Device and Circuit Technology)
Category: 
Keyword: 
microwave, amplifier, wideband, high power, GaAs, 
 Summary | Full Text:PDF(908.7KB)