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. 25, 2025
Filed:
Jan. 22, 2024
Shenzhen Newsonic Technologies Co., Ltd., Guangdong, CN;
Shenzhen Newsonic Technologies Co., Ltd., Shenzhen, CN;
Abstract
A surface acoustic wave resonator device, and method for manufacturing the same and filter, the method includes: forming an interdigital transducer including interdigital electrodes on the piezoelectric substrate; forming the interdigital transducer includes: forming initial interdigital electrodes on the piezoelectric substrate, wherein each initial interdigital electrode has a first width, and every two adjacent initial interdigital electrodes have an initial interdigital gap with a first spacing therebetween; and forming additional interdigital electrodes on the piezoelectric substrate, wherein each initial interdigital gap has a portion filled by one of additional interdigital electrodes; each interdigital electrode includes an initial interdigital electrode and an additional interdigital electrode connected to each other; each interdigital electrode has a second width, and every two adjacent interdigital electrodes have a second spacing therebetween; the second width is greater than the first width, and the second spacing is smaller than the first spacing.