Samsung invents a ring with a thermoelectric generator for wireless charging of smartphones
Smartphone manufacturers are constantly increasing the capacity of their batteries. However, the productivity of mobile devices is growing along the way, as well as their appetite. Many users carry power banks with them so as not to be left without communication at the wrong time. However, Samsung decided to save smartphone owners from having to carry a weighty “brick” with them. The company has patented a smartphone charging ring that can be worn on the finger.