Website of the Laboratory 【In Japanese】

• Development of software for designing electromagnetic-wave circuit devices and antennas
• Development of electromagnetic-wave circuit devices and antennas using genetic algorithms
• Research on transmission and leakage characteristics of waveguides for integrated planar circuits
• Research on passive circuit devices (filters and multi-port circuits)
• Research on millimeter-wave leaky-wave antennas
• Research on several types of horn and lens antennas
• Research on frequency selective surfaces
• Research on reflect-array and transmit-array antennas
• Research on multi-beam antennas and shaped-beam antennas
• Research on electromagnetic metamaterials and clocking techniques
• Other topics in the areas of microwaves, millimeter-wave circuits and aperture antennas

The High-frequency Engineering Laboratory researches an array of issues involving superhigh frequency electromagnetic waves, from microwaves to optical waves. We conduct both theoretical research-mainly computer-driven numerical analyses-and experimental research-mainly measurement of various characteristics using network analyzers, etc. We research an array of topics, some of which are listed above.