We are the 6G Amplifiers Group from the Devices & Materials Research Center and Mobile System Business Unit. We have been conducting research and development on large-capacity communications using high-frequency signals in the sub-terahertz band. This report introduces the world's first successful beam control using a waveguide aperture array antenna with a narrow pitch of 0.7 wavelengths (0.7 mm) at 300 GHz.
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