What are the wireless charging standards for mobile phones

- Jan 15, 2018 -

What are the wireless charging standards for mobile phones?

At present, there are four main wireless charging standards on the market: 

Qi standard, Power Matters Alliance (PMA) standard, Alliance for Wireless Power (A4WP) standard, iNPOFi technology. 

Among them, the Qi standard developed by the US based industry group "wireless charging alliance" (WPC) is adopted by most of the mobile phones and electronic devices on the market. 

By standardization of wireless charging, all products with Qi signs can be recharged with a general charging device.

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