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. 07, 2006

Filed:

Oct. 02, 2002
Applicants:

Michael A. Hughes, Pasco, WA (US);

Richard M. Pratt, Richland, WA (US);

Inventors:

Michael A. Hughes, Pasco, WA (US);

Richard M. Pratt, Richland, WA (US);

Assignee:

Battelle Memorial Institute, Richland, WA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B 5/22 (2006.01); G08B 23/00 (2006.01); H04Q 5/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of rapidly identifying RFID tags in an RFID system including a reader and a plurality of RFID tags, the tags having respective IDs formed of a plurality of bit locations, the method comprising determining in the reader which bit locations do not add to the uniqueness of the IDs of the tags; and ignoring data in bit locations that do not add to the uniqueness of the IDs of the tags. An RFID system comprising a plurality of RFID tags, the tags having respective IDs formed of a plurality of bit locations; and an RFID reader configured to communicate with the RFID tags, the reader being configured to determine which bit locations do not add to the uniqueness of the IDs of the tags, and to ignore data in bit locations that do not add to the uniqueness of the IDs of the tags.


Find Patent Forward Citations

Loading…