What is two-way wireless charging

#Two-way wireless charging is to charge a device wirelessly, and in turn, the device can charge other devices wirelessly.

Wireless charging technology originates from wireless power transmission technology and can be divided into two methods: low-power wireless charging and high-power wireless charging. (Recommended learning: webfront-end video tutorial)

Low-power wireless charging often uses electromagnetic induction, such as the Qi method for charging mobile phones, but ZTE’s wireless charging method for electric vehicles uses induction. . High-power wireless charging often uses resonance to transmit energy from the power supply equipment to the powered device. The device uses the received energy to charge the battery and at the same time for its own operation.

Reliable foreign technology media broke the news that Apple’s flagship iPhone 11 may support two-way wireless charging function, which means that users can charge Apple Watch and AirPods on the new phone. No need to use a charger.

The iPhone 11 will be bundled with a new 18W USB charger that currently ships with the iPad Pro for faster charging than before.

Talking about iPhone 11 first, Japanese technology media Macotakara reported that the next generation iPhone will be equipped with reverse wireless charging function. The report stated that Apple will use the same Wireless PowerShare technology used in Samsung Galaxy S10.

It will allow Apple Watch and even AirPods cases to charge on the iPhone back panel.

Additionally, the report states that the next-generation iPhone will continue to use a Lightning connector, but the charging cable will be replaced with a USB Type-C to Lightning cable.

Additionally, the bundled power adapter may be changed to the Apple 18W USB-C power adapter currently shipped with the iPad Pro.

The report states that all of this will allow the new iPhone to charge faster.

Separately, a DigiTimes report suggests that the long-awaited AirPower wireless charging pad will be released in late March. The report quoted sources as saying that Apple’s AirPower wireless charger for iPhone, Apple Watch and AirPods will be released in late March. Officially launched at the end of March.

Apple has held a pre-order event for March 25, and while announcements related to the streaming service are expected, AirPower could launch at the same time. Just the day before, the AirPower wireless charging pad would appear in a new image on Apple's Australian website, adding more weight to this Monday's launch.

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