ALEXANDRIA, Va., March 26 -- United States Patent no. 12,261,587, issued on March 25, was assigned to Shenzhen Newsonic Technologies Co. Ltd. (Shenzhen, China).
"Surface acoustic wave device" was invented by Gongbin Tang (Shenzhen, China), Jie Zou (Shenzhen, China) and Bo Wang (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An acoustic wave device includes a piezoelectric substrate and an interdigital transducer disposed on the piezoelectric substrate, the interdigital transducer including a center region, first and second edge regions, and first and second gap regions, a temperature compensation layer covering the interdigital transducer, and a floating metal layer buried in the temperature ...