ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,923, issued on Sept. 15, was assigned to MURATA MANUFACTURING Co. LTD. (Nagaokakyo, Japan).
"Radio frequency module and communication device" was invented by Hidetaka Takahashi (Nagaokakyo, Japan) and Takanori Ito (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A radio frequency module including a mounting board, a first acoustic wave filter, a second acoustic wave filter, and a shield electrode. The second acoustic wave filter is disposed on the first acoustic wave filter. The first acoustic wave filter supports a first communication band, and the second acoustic wave filter supports a second communication band. The first acousti...