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:
Apr. 12, 2022
Filed:
Sep. 05, 2020
Applicant:
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Inventor:
Jun Yaginuma, Izunokuni Shizuoka, JP;
Assignee:
TOSHIBA TEC KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 7/10 (2006.01); H01Q 1/22 (2006.01);
U.S. Cl.
CPC ...
G06K 7/10099 (2013.01); G06K 7/10029 (2013.01); G06K 7/10356 (2013.01); G06K 7/10435 (2013.01); H01Q 1/2208 (2013.01);
Abstract
According to an embodiment, a wireless tag reader apparatus includes a reader and a processor. The reader acquires the position information of the wireless tag based on the phase difference between the carrier waves and the response waves transmitted and received by the first antenna and the second antenna. The processor determines whether or not the wireless tag is in the predetermined zone based on the position information acquired by the reader.