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:
Sep. 14, 2021
Filed:
Feb. 19, 2019
Qualcomm Incorporated, San Diego, CA (US);
Kai Liu, San Diego, CA (US);
Rui Tang, San Diego, CA (US);
Changhan Hobie Yun, San Diego, CA (US);
Mario Francisco Velez, San Diego, CA (US);
Jonghae Kim, San Diego, CA (US);
Qualcomm Incorporated, San Diego, CA (US);
Abstract
Aspects of the disclosure are directed to a bandpass filter including a first, second, third and fourth resonators, wherein the second and third resonators are in parallel, wherein the first resonator includes a first and second terminals, wherein the second resonator includes a second resonator top terminal and a second resonator bottom terminal, wherein the third resonator includes a third resonator top terminal and a third resonator bottom terminal, wherein the fourth resonator includes a third terminal and a fourth terminal; wherein the first terminal is coupled to the second resonator top terminal, wherein the second terminal is coupled to the third resonator top terminal, wherein the third terminal is coupled to the third resonator bottom terminal, wherein the fourth terminal is coupled to the second resonator bottom terminal; a first inductor coupled to the first and third terminals; and a second inductor coupled to the second and fourth terminals.