ALEXANDRIA, Va., April 2 -- United States Patent no. 12,267,933, issued on April 1, was assigned to Shenzhen Intellirocks Tech. Co. Ltd. (Shenzhen, China).

"Lamp and controller thereof, and lighting effect coordinated playback method and device" was invented by Jiajun Zhu (Shenzhen, China) and Wenlong Wu (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lighting-effect coordinated playback method for an ambient lamp includes: obtaining a target lighting-effect including at least one sub-frame lighting-effect to be played by multiple light strips, and determining a lighting-effect coordination mode and a sub-frame duration of the target lighting-effect; determining a light strip group to which...