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:
Apr. 28, 2020

Filed:

Apr. 30, 2019
Applicant:

Bae Systems Information and Electronic Systems Integration Inc., Nashua, NH (US);

Inventor:

Kathiravan Krishnamurthi, Westford, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03D 7/14 (2006.01);
U.S. Cl.
CPC ...
H03D 7/1491 (2013.01); H03D 7/1433 (2013.01); H03D 2200/009 (2013.01); H03D 2200/0023 (2013.01); H03D 2200/0088 (2013.01);
Abstract

A triple-balanced radio frequency (RF) mixer including a plurality of double-balanced mixer cells and a plurality of transformers is disclosed. Each of the plurality of transformers includes a primary and a secondary. Each primary is connected in series. Each secondary is connected across one double-balanced mixer cell of said plurality of double-balanced mixer cells. The triple-balanced RF mixer further includes a local oscillator (LO) port coupled to each of the plurality of double-balanced mixer cells in parallel, an output port coupled to each of the plurality of double-balanced mixer cells in parallel, and at least one non-ideality source providing at least one-non-ideality. The at least one non-ideality is cancelled at the output port.


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