The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 18, 2025
Filed:
Apr. 17, 2022
Applicant:
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Inventors:
Luke Myers, Santa Barbara, CA (US);
Wei Yang, Goleta, CA (US);
Andrew Guyette, San Mateo, CA (US);
Greg Dyer, Santa Barbara, CA (US);
Assignee:
MURATA MANUFACTURING CO., LTD., Nagaokakyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/60 (2006.01); H03H 9/13 (2006.01); H03H 9/205 (2006.01);
U.S. Cl.
CPC ...
H03H 9/605 (2013.01); H03H 9/13 (2013.01); H03H 9/205 (2013.01);
Abstract
A 5 GHz Wi-Fi bandpass filter includes a ladder filter circuit with two or more shunt transversely-excited film bulk acoustic resonators (XBARs) and two or more series XBARs. Each of the two or more shunt XBARS includes a diaphragm having an LN-equivalent thickness greater than or equal to 360 nm, and each of the two or more series XBARS includes a diaphragm having an LN-equivalent thickness less than or equal to 375 nm.