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:
Sep. 04, 2012
Filed:
Jun. 30, 2009
Applicants:
Hee Bok Kang, Chungcheongbuk-do, KR;
Suk Kyoung Hong, Gyeonggi-do, KR;
Inventors:
Hee Bok Kang, Chungcheongbuk-do, KR;
Suk Kyoung Hong, Gyeonggi-do, KR;
Assignee:
Hynix Semiconductor Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dual antenna RFID tag which can perform both Near Field (NF) communication and Far Field (FF) communication using a single RF tag is presented. The RFID tag includes an antenna unit and a voltage rectification unit. The antenna unit can perform communications in either or both a first and a second bandwidth. The voltage rectification unit can rectify and boost one or more radio signals received through the antenna unit and generate one or more power voltage impulses corresponding to the radio signals respectively.