Abstract – Policy and Charging Rules Function (PCRF) not too old concept introduced in last quarter of year 2007 when standards for the 3GPP Policy Charging Control (PCC) architecture were published.

In Part 1 of this series we introduced the definition of the charging currents during the various Li+ battery charging phases. The maximum charging current capability and current range of a typical ...

Three models of iPhone 8/8 Plus / X that appeared in 2017 correspond to the high-speed charging function using USB Type-C (USB-C), "Apple USB-C - Lightning cable"By using the combination of" Apple 29W ...

Wireless reverse charging is where a smartphone’s wireless charging coils can work in both directions, allowing the phone to charge a secondary device. While it could in principle allow one iPhone to ...