Recent Research Topics

In the future, the laboratory will especially dedicate to researches on 5G Cellular Networks and IoT based Tactile Internet including localization for indoor/outdoor autonomous driving and wireless power transmission.

5G Cellular Networks

The world first prototype hardware as a Proof-of-Concept (PoC) of mmWave integrated Heterogeneous Networks (HetNet) for 5G has been developed through MiWEBA project with nine international collaboration partners.

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Our algorithm is featured by two functionalities considering the property of user distribution. One is backhauling route multiplexing, i.e. concentration of radio backhaul resources for overloaded APs. The other is adaptive switching of mmWave APs’ ON/OFF status for underloaded APs.

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We propose the method of analog weight decision that direct null beam to other users. Owing to the proposed analog beamforming scheme, it is possible to remove the user interferences and reduce the burden of signal processing at baseband.

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This research project attempts to establish a new concept based on the combination of ultra-broadband mmWave communications and mobile edge computing (MEC). This project on 5G cellular networks employing mmWave edge clouds is under the collaborative research between Japan and Europe.

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IoT based Tactile Internet

Our laboratory attends COI (Centre of Innovation Science and Technology based Radical Innovation and Entrepreneurship Program) project to establish wireless sensor networks including wireless power supplying technologies.

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As an application of WSNs, this research focuses on an LED light control system based on user’s occupancy and environment luminance level.

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We develop the context information prediction system using multi-sensor and indoor localization technologies based on fingerprinting technique, which is divided into learning, estimation, and prediction phases.

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