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:
Aug. 04, 2020

Filed:

Aug. 31, 2018
Applicant:

Rfmicron, Inc., Austin, TX (US);

Inventors:

Shahriar Rokhsaz, Austin, TX (US);

Brian David Young, Austin, TX (US);

Marwan Hassoun, Austin, TX (US);

Assignee:

RFMicron, Inc., Austin, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 9/04 (2006.01); G06K 19/07 (2006.01); G08B 21/20 (2006.01);
U.S. Cl.
CPC ...
H01Q 9/0442 (2013.01); H01Q 9/04 (2013.01); G06K 19/0717 (2013.01); G08B 21/20 (2013.01);
Abstract

A radio frequency identification (RFID) tag includes a power harvesting circuit, an RF front-end, and a processing module. The power harvesting circuit generates power for the RFID tag from a continuous wave of an inbound radio frequency (RF) signal. The RF front-end receives the inbound RF signal and transmits an outbound RF signal. The RF front-end includes a tuning circuit that is tuned based on a capacitance setting. The tuning of the tuning circuit effects a characteristic of the RF front-end. The processing module generate the capacitance setting to adjust the characteristic of the RF front-end to a desired characteristic.


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