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:
Jan. 01, 2019
Filed:
Mar. 24, 2016
Qualcomm Incorporated, San Diego, CA (US);
Yunfei Ma, San Jose, CA (US);
Chengjie Zuo, San Jose, CA (US);
David Berdy, San Jose, CA (US);
Daeik Kim, Del Mar, CA (US);
Changhan Yun, San Jose, CA (US);
Je-Hsiung Lan, San Jose, CA (US);
Mario Velez, San Jose, CA (US);
Niranjan Sunil Mudakatte, San Jose, CA (US);
Robert Mikulka, Oceanside, CA (US);
Jonghae Kim, San Jose, CA (US);
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
An RF diplexer is provided that includes a first channel and a second channel. The first channel includes a first primary inductor. Similarly, the second channel includes a second primary inductor. A first directional coupler for the first channel includes a first transformer formed by the first primary inductor and also a first secondary inductor. A first terminal for the first secondary inductor is a coupled port for the first directional coupler. A second directional coupler for the second channel includes a second transformer formed by the second primary inductor and also a second secondary inductor. A first terminal for the second secondary inductor is a coupled port for the second directional coupler.