ALEXANDRIA, Va., April 7 -- United States Patent no. 12,598,682, issued on April 7, was assigned to Zhuhai Shengchang Electronics Co. Ltd. (Zhuhai City, China).
"Dimming and color temperature adjusting control device" was invented by Xianyun Zhao (Zhuhai City, China) and Dehua Zheng (Zhuhai City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a dimming and color temperature adjusting control device, includes a housing, and a zero-crossing detection circuit, a control circuit, a carrier phase-cutting circuit and a power supply circuit arranged on a control circuit board in the housing, where the housing is provided with a control panel, and the control panel is provided ...