ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,489,654, issued on Dec. 2, was assigned to SHENZHEN TCL DIGITAL TECHNOLOGY LTD. (Shenzhen, China).
"Scene switching" was invented by Yi Zhang (Shenzhen, China), Xiaodong Zhao (Shenzhen, China), Xiaofeng Liu (Shenzhen, China), Tao Chen (Shenzhen, China) and Qinggang Luo (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A scene switching method includes: determining whether a user moves from a first scene to a second scene or not; if yes, acquiring voiceprint information of the user in the second scene; determining each device to be switched in the first scene according to the voiceprint information, and obtaining an operation state of the de...