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.
Patent No.:
Date of Patent:
Jun. 08, 2010
Filed:
Mar. 31, 2006
Applicants:
Randall Allen Drago, Gaithersburg, MD (US);
Ming-hao Sun, Gaithersburg, MD (US);
Theodore Hockey, Mount Airy, MD (US);
Joseph White, Woodbine, MD (US);
Inventors:
Randall Allen Drago, Gaithersburg, MD (US);
Ming-Hao Sun, Gaithersburg, MD (US);
Theodore Hockey, Mount Airy, MD (US);
Joseph White, Woodbine, MD (US);
Assignee:
Symbol Technologies, Inc., Holtsville, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q 5/22 (2006.01); G08B 1/08 (2006.01); G08B 13/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods, systems, and apparatuses for detecting a reader signal strength in a radio frequency identification (RFID) tag is described. A tag is configured to monitor an attribute of a reader transmitted signal, such as the signal strength. The tag generates an indication of the signal attribute, and transmits the indication of the signal attribute to the reader.