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. 01, 2025
Filed:
Feb. 12, 2021
Phoenix Solution Co., Ltd., Kanazawa, JP;
Shiro Sugimura, Kanazawa, JP;
Tatsuji Niwata, Kanazawa, JP;
PHOENIX SOLUTION CO., LTD., Kanazawa, JP;
Abstract
An RFID tagfor a rubber product is provided with a coupling transformer, an RF chipconnected to a secondary side of the coupling transformer, a printed circuit boardon which the RF chip is mounted, and an antenna, wherein the antenna comprises a coil section, a first elementextending from one end of the coil section, and a second elementextending from another end of the coil section in parallel with the first element and shorter than the first element, the coil section has fewer windings than the coupling transformeron the secondary side, and the printed circuit boardis held in a gap between strands of the coil section such that the coil section forms a primary side of the coupling transformer.