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:
Nov. 09, 2010

Filed:

Jun. 04, 2008
Applicants:

Christopher J. Diorio, Shoreline, WA (US);

Aanand Esterberg, Seattle, WA (US);

David Ord, Aliso Viejo, CA (US);

Michael H. Thomas, Wake Forest, NC (US);

Kurt E. Sundstrom, Woodinville, WA (US);

Inventors:

Christopher J. Diorio, Shoreline, WA (US);

Aanand Esterberg, Seattle, WA (US);

David Ord, Aliso Viejo, CA (US);

Michael H. Thomas, Wake Forest, NC (US);

Kurt E. Sundstrom, Woodinville, WA (US);

Assignee:

Impinj, Inc., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 13/14 (2006.01); G04Q 5/22 (2006.01); H04B 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

RFID reader systems, readers, components, software and methods are provided for inventorying RFID tags. In some embodiments, a population of RFID tags begins being inventoried using a first set of communication parameters, and then continues using a second set of communication parameters. This way, some RFID tags can be inventoried faster, without missing tags that require a longer time to read.


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