Singapore, Japan researchers find new way to turn Wi-Fi signals into power

The research team was led by Professor Yang Hyunsoo, pictured here with Dr Raghav Sharma, the first author of the paper.
The research team was led by Professor Yang Hyunsoo, pictured here with Dr Raghav Sharma, the first author of the paper.PHOTO: NATIONAL UNIVERSITY OF SINGAPORE

SINGAPORE - Charging your smartwatch or medical implant wirelessly in the future could be as simple as being near a Wi-Fi router, after a recent breakthrough.

A team of researchers from Singapore and Japan has found a way to use very tiny devices to convert Wi-Fi signals into electricity to power small lights called LEDs.

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