Sony patented a way for you to steal battery power from your friend’s phone

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A new patent filed by Sony could let you charge a smartphone by sucking precious energy from a friend’s device.

The patent describes a way to wirelessly transfer power between devices using near-field communication (NFC) technology. It doesn’t specify that these devices would necessarily be phones, instead using the term “portable consumer electronic device.” 

Whatafuture, which first noticed the patent, suggests this could refer to portable power banks or battery packs. Phone-to-phone wireless charging would consume a huge amount of battery, as Gizmodo points out. It would seem silly to spend a huge amount of your battery life to transfer power to another phone, and power banks are definitely a much more sensible option.  Read more…

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