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:
Mar. 24, 2015

Filed:

Feb. 15, 2013
Applicant:

Research IN Motion Limited, Waterloo, CA;

Inventors:

Christopher Andrew Devries, Kitchner, CA;

Daniel Noel Badiere, Ottawa, CA;

Assignee:

BlackBerry Limited, Waterloo, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/10 (2006.01); H04B 1/12 (2006.01);
U.S. Cl.
CPC ...
H04B 1/123 (2013.01); H04B 1/1036 (2013.01);
Abstract

A radio frequency front end of a receiver including a tunable filter receiving a signal; a controller for tuning the tunable filter; and an interference detection circuit configured to detect interference and provide an input to a controller, wherein the controller tunes the tunable filter based on the input from the interference detection circuit. Also a method for removing interference at a radio frequency front end of a receiver, the method detecting interference at an interference detection circuit; and tuning at least one tunable filter to at least one frequency of the detected interference.


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