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:
Feb. 13, 2018

Filed:

Apr. 25, 2017
Applicant:

Sprint Communications Company L.p., Overland Park, KS (US);

Inventors:

Chaitanya Chukka, Schaumburg, IL (US);

Matthew J. Masters, Greenfield, IN (US);

Assignee:

Sprint Communications Company L.P., Overland Park, KS (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 3/36 (2006.01); H04B 1/00 (2006.01); H04B 1/44 (2006.01);
U.S. Cl.
CPC ...
H04B 1/44 (2013.01);
Abstract

A wireless relay mitigates Radio Frequency (RF) interference. A receive antenna receives RF signals over a receive frequency band. An RF receiver processes the received signals to detect and transfer RF interference levels. The processing circuitry transfers control data to a tunable RF isolator that indicates the size of a guard band between the receive frequency band and a transmit frequency band. The guard band size is selected based on the RF interference levels for the receive frequency band at the receive antenna. The tunable RF isolator attenuates RF frequencies in the tunable guard band from corresponding RF transmit signals. A transmit antenna transfers the RF transmit signals over the transmit frequency band.


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