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:
Oct. 12, 2010
Filed:
Jun. 11, 2008
Eiichi Takahashi, Kawasaki, JP;
Tatsuro Matsumoto, Kawasaki, JP;
Kazuo Sasaki, Kawasaki, JP;
Masayuki Fukui, Kawasaki, JP;
Ai Yano, Kawasaki, JP;
Masahiro Hara, Kawasaki, JP;
Yutaka Iwayama, Kawasaki, JP;
Eiichi Takahashi, Kawasaki, JP;
Tatsuro Matsumoto, Kawasaki, JP;
Kazuo Sasaki, Kawasaki, JP;
Masayuki Fukui, Kawasaki, JP;
Ai Yano, Kawasaki, JP;
Masahiro Hara, Kawasaki, JP;
Yutaka Iwayama, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
A system and method for determining a failed wireless tag includes capturing images of articles having wireless tags, recognizing an image including wireless tags from among captured images calculating a number of wireless tags and distance information from the reader to each wireless tag based on the recognized image including wireless tags; changing a read range of the reader based on a location wireless tag having a predetermined distance information from the reader; and changing the read range of the reader when a number of wireless tags read by the reader and a number of wireless tags calculated do not match and determining a failed wireless tag based on the changed read range and distance information calculated.