Hiromitsu UCHIDA

A Post-Wall Waveguide Matched Load with Thin-Film Resistor
Hiromitsu UCHIDA  Masatoshi NAKAYAMA  Akira INOUE  Yoshihito HIRANO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/10/01
Vol. E94-C  No. 10  pp. 1579-1585
Type of Manuscript: Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Passive Devices and Circuits
Keyword: 
waveguide,  matched load,  resistor, 
  Summary |  Full Text:PDF (749.4KB)
An Elliptic-Function Bandpass Filter Utilizing Left-Handed Operations of an Inter-Digital Coupled Line
Hiromitsu UCHIDA  Naofumi YONEDA  Yoshihiko KONISHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/11/01
Vol. E91-C  No. 11  pp. 1772-1777
Type of Manuscript: Special Section PAPER (Special Section on Microwave and Millimeter-wave Technologies)
Category: 
Keyword: 
bandpass filter,  inter-digital coupled-line,  left-handed operations,  negative coupling,  attenuation pole, 
  Summary |  Full Text:PDF (473.9KB)
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 Compact Wideband T/R Switching Circuit Utilizing Quadrature Couplers and Gate-and-Drain-Driven HPAs
Hiromitsu UCHIDA  Masatoshi NII  Norio TAKEUCHI  Yoshihiro TSUKAHARA  Moriyasu MIYAZAKI  Yasushi ITOH 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/12/01
Vol. E85-C  No. 12  pp. 2022-2028
Type of Manuscript: Special Section PAPER (Special Issue on Low-Distortion,High-Power,High-Efficiency Active Device and Circuit Technology)
Category: 
Keyword: 
T/R switching,  quadrature coupler,  FET,  biasing conditions,  matching circuit, 
  Summary |  Full Text:PDF (1.5MB)
Miniaturized Millimeter-Wave HMIC Amplifiers Using Capacitively-Coupled Matching Circuits and FETs with Resistive Source-Stubs
Hiromitsu UCHIDA  Hideshi HANJYO  Yasushi ITOH 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/11/20
Vol. E82-C  No. 11  pp. 2087-2093
Type of Manuscript: PAPER
Category: Microwave and Millimeter Wave Technology
Keyword: 
millimeter wave,  amplifier,  hybrid circuit,  capacitive coupled-line,  GaAs PHEMT, 
  Summary |  Full Text:PDF (1.1MB)