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:
Feb. 02, 2010
Filed:
Mar. 14, 2007
Makiko Akiguchi, Tokyo, JP;
Shohei Takeuchi, Tokyo, JP;
Makiko Akiguchi, Tokyo, JP;
Shohei Takeuchi, Tokyo, JP;
Nec Corporation, Tokyo, JP;
Abstract
An RFID system of the present invention has a plurality of antennas for reading data from an RFID tag; an antenna configuration storage unit for prestoring a position of each of the plurality of antennas; a position detection unit for detecting a position of the RFID tag; and an antenna control unit for selecting one or more of the antennas that read the RFID tag, based on the position of the RFID tag detected by the position detection unit and on the position of each of the plurality of antennas stored in the antenna configuration storage unit, and for preferentially activating the selected one or more of the antennas.