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Nokia and Finnish telecommunications company Sonera have successfully completed a trial using NB-IoT (Narrowband Internet of Things) technology over a commercial 4G mobile network. Information on temperature, humidity and air pressure was shared over Sonera’s 4G network in Helsinki, while a roaming device was also connected. In what is described as a “world first demonstration”, the trial showed how NB-IoT technology — which can enable billions of IoT devices to be connected — could allow companies to track mobile assets.

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