IEEE Open Journal of Antennas and Propagation 5(2) 340-535 2024年4月 [査読有り]
Meander Line Antenna (MLA) is widely employed in compact electronic devices, such as cellular phones and WLAN terminals, owing to its electrically small size. To facilitate practical antenna design, essential equations encompassing self-resonant s...
The 2023 International Symposium on Antennas and Propagation (ISAP2023) 2023年11月 [査読有り]
This paper presents the simulation results and evaluates the performance of the meander line antenna (MLA) in human body conditions, comparing different permittivity and conductivity values, including muscle, and fat tissues. The electrical charac...
The 2023 International Symposium on Antennas and Propagation (ISAP2023) 2023年11月 [査読有り]
In recent years, the smartphone structure has become more complicated owing to functionality improvements and miniaturization. To evaluate human exposure to electromagnetic waves, we have modeled and simulated smartphones in detail. In an era wher...
The 2023 International Symposium on Antennas and Propagation (ISAP2023) 2023年11月 [査読有り]
Bedsores are localized injuries to the skin and subcutaneous tissue caused by prolonged pressure on the skin and decreased blood flow. Early treatment of bedsores can shorten the treatment period. In our research, an antenna is placed between a be...
Amirah Abd Rahman   Kamilia Kamardin   Yoshihide Yamada   Masaharu Takahashi   
The 2023 International Symposium on Antennas and Propagation (ISAP2023) 2023年11月 [査読有り]
In hyperthermia therapy, it is necessary to ensure electromagnetic radiation is concentrated only on the targeted area and not in the surrounding healthy tissues. An initial focused dielectric lens operated at 2.45 GHz has been designed to achieve...
The 2023 International Symposium on Antennas and Propagation (ISAP2023) 2023年11月 [査読有り]
The meander line antennas (MLAs) are used for small-sized antennas in the self-resonant condition where capacitive reactance (XD) and inductive (XC) reactance are equal. In the previous study, XD and XC are not explicitly shown in the structural e...