ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,542, issued on June 10, was assigned to GOERTEK INC. (Weifang, China).
"Charging device, method for correcting battery level of wireless earphones, and computer readable storage medium" was invented by Tao Li (Shandong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method for correcting battery level of wireless earphones. The wireless earphones comprise a voltameter, the voltameter determines the battery level of the wireless earphones according to a power supply voltage of the wireless earphones. The method for correcting battery level of wireless earphones comprises: when a charging device is started for the first time after...