Kazuhiro FUJIMORI


Design of Highly Efficient and Compact RF-DC Conversion Circuit at mW-class by LE-FDTD Method
Tsunayuki YAMAMOTO Kazuhiro FUJIMORI Minoru SANAGI Shigeji NOGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/08/01
Vol. E93-C  No. 8  pp. 1323-1332
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
rectennaRF-DCSSPSLE-FDTD
 Summary | Full Text:PDF

An Efficient LE-FDTD Method for the Analysis of the Active Integrated Circuit and Antenna Mounted Non-linear Devices
Kazuhiro FUJIMORI Naoto KAWASHIMA Minoru SANAGI Shigeji NOGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/09/01
Vol. E90-C  No. 9  pp. 1776-1783
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Antennas/Systems
Keyword: 
LE-FDTDequivalent circuit simulationGaAs FETactive integrated antennamicrowave amplifier
 Summary | Full Text:PDF

Active Integrated Antenna Techniques for Beam Control
Shigeji NOGI Minoru SANAGI Kazuhiro FUJIMORI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/07/01
Vol. E88-C  No. 7  pp. 1358-1367
Type of Manuscript:  INVITED PAPER (Special Section on Recent Technologies of Microwave and Millimeter-Wave Devices Focusing on Miniaturization and Advancement in Performance with Their Applications)
Category: 
Keyword: 
active antennabeam controlcoupled oscillators systemlocking phenomenon
 Summary | Full Text:PDF

Beam Control in Unilaterally Coupled Active Antennas with Self-Oscillating Harmonic Mixers
Minoru SANAGI Joji FUJIWARA Kazuhiro FUJIMORI Shigeji NOGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/07/01
Vol. E88-C  No. 7  pp. 1375-1381
Type of Manuscript:  Special Section PAPER (Special Section on Recent Technologies of Microwave and Millimeter-Wave Devices Focusing on Miniaturization and Advancement in Performance with Their Applications)
Category: Active Circuits & Antenna
Keyword: 
microwaveactive antennaself-oscillating harmonic mixerbeamforminginjection locking
 Summary | Full Text:PDF