ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,542,844, issued on Feb. 3, was assigned to VIVO MOBILE COMMUNICATION Co. LTD. (Guangdong, China).
"Electronic device and control method thereof" was invented by Junhui Chen (Dongguan, China) and Lele Li (Dongguan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "In an electronic device, a first sound generating module is disposed in a first accommodating cavity; and a second sound generating module is disposed in an accommodating space; when the first sound generating module is in a first operating state, the second sound generating module is in a second operating state, the first sound generating module outputs a first vibration signal to a housing,...