US Patent Issued to Skyworks Global on Sept. 1 for "Bulk acoustic wave device with piezoelectric layer formed by atomic layer deposition" (American, South Korean Inventors)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,166, issued on Sept. 1, was assigned to Skyworks Global Pte. Ltd. (Singapore).

"Bulk acoustic wave device with piezoelectric layer formed by atomic layer deposition" was invented by Stefan Bader (Fort Collins, Colo.), Kwang Jae Shin (Yongin, South Korea), Kezia Cheng (Lowell, Mass.) and Alexandre Augusto Shirakawa (Cardiff by the Sea, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of this disclosure relate to a bulk acoustic wave device with a plurality of piezoelectric layers having at least one polarization inversion. The bulk acoustic wave device can include a first piezoelectric layer and a second piezoelectric layer over the firs...