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.

Date of Patent:
Jan. 08, 2019

Filed:

Oct. 25, 2017
Applicant:

Nxp Usa, Inc., Austin, TX (US);

Inventors:

Roy Mclaren, Gilbert, AZ (US);

Eric Johnson, Tempe, AZ (US);

Assignee:

NXP USA, INC., Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/02 (2006.01); H03D 7/14 (2006.01); H03F 3/195 (2006.01); H03J 3/20 (2006.01); H03D 7/16 (2006.01); H03F 1/08 (2006.01); H03H 9/64 (2006.01);
U.S. Cl.
CPC ...
H03F 1/0288 (2013.01); H03D 7/1441 (2013.01); H03D 7/165 (2013.01); H03F 1/083 (2013.01); H03F 3/195 (2013.01); H03H 9/6433 (2013.01); H03J 3/20 (2013.01);
Abstract

A circuit includes a first amplifier path configured to carry a first radio frequency signal, a second amplifier path configured to carry a second radio frequency signal, a first resonator connected to the first and second amplifier paths, the first resonator being configured to resonate at a radio frequency to isolate the first and second radio frequency signals from one another and further configured to pass signals at a baseband frequency, and a second resonator coupling the first resonator and a reference voltage node, the second resonator being configured to pass signals at the baseband frequency to the reference voltage node.


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