Hiroyuki YOSHIMURA


Numerical Simulation for Interstitial Heating of Actual Neck Tumor Based on MRI Tomograms by Using a Coaxial-Slot Antenna
Kazuyuki SAITO Hiroyuki YOSHIMURA Koichi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/12/01
Vol. E86-C  No. 12  pp. 2482-2487
Type of Manuscript:  Special Section PAPER (Special Issue on Recent Trends on Microwave and Millimeter Wave Application Technology)
Category: Medical Application
Keyword: 
interstitial microwave hyperthermiacoaxial-slot antennaMRI tomogramFDTDtemperature distribution
 Summary | Full Text:PDF(885KB)

The Efficiency-Fractional Bandwidth Product (EB) of Small Dielectric Loaded Antennas and the System EB
Ichirou IDA Takatoshi SEKIZAWA Hiroyuki YOSHIMURA Koichi ITO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/09/01
Vol. E84-B  No. 9  pp. 2498-2506
Type of Manuscript:  Special Section PAPER (Special Issue on Innovation in Antennas and Propagation for Expanding Radio Systems)
Category: Mobile Antennas
Keyword: 
electrically small dielectric loaded antennasefficiency-fractional bandwidth product (EB)system EBantenna impedance measurementWheeler cap method
 Summary | Full Text:PDF(830.6KB)

Estimation of SAR Distribution of a Tip-Split Array Applicator for Microwave Coagulation Therapy Using the Finite Element Method
Kazuyuki SAITO Takeshi TANIGUCHI Hiroyuki YOSHIMURA Koichi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/07/01
Vol. E84-C  No. 7  pp. 948-954
Type of Manuscript:  Special Section PAPER (Special Issue on Techniques for Constructing Microwave Simulators--Design and Analysis Tools for Electromagnetic Fields, Circuits, and Antennas--)
Category: Applications of Electromagnetics Simulators
Keyword: 
microwave coagulation therapycoaxial-slot antennaarray applicatorFDTDFEM
 Summary | Full Text:PDF(1.1MB)

A New Feeding Technique for Temperature Distribution Control in Interstitial Microwave Hyperthermia
Lira HAMADA Hiroyuki YOSHIMURA Koichi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/07/25
Vol. E82-C  No. 7  pp. 1318-1323
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter Wave Technology)
Category: Measurements
Keyword: 
hyperthermiaincoherent/coherent power feedingcoaxial-slot antennabioheat transfer equation
 Summary | Full Text:PDF(934.5KB)