ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,500,572, issued on Dec. 16, was assigned to Skyworks Solutions Inc. (Irvine, Calif.).

"Multiplexer formed on multi-layer piezoelectric substrate and temperature compensated surface acoustic wave device dies" was invented by Li Chen (Irvine, Calif.) and Rei Goto (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multiplexer is disclosed. The multiplexer can include a multilayer piezoelectric substrate surface acoustic wave device that includes at least a portion of a transmission filter. The multiplexer can include a temperature compensated surface acoustic wave device that includes at least a portion of a reception filter. The reception filt...