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. 21, 2008
Filed:
Sep. 08, 2005
Kenji Suzuki, Ebina, JP;
Tomohiro Ono, Ebina, JP;
Hiroyuki Yamauchi, Ebina, JP;
Toshio Watanabe, Minamiashigara, JP;
Kenji Suzuki, Ebina, JP;
Tomohiro Ono, Ebina, JP;
Hiroyuki Yamauchi, Ebina, JP;
Toshio Watanabe, Minamiashigara, JP;
Fuji Xerox Co., Ltd., Tokyo, JP;
Abstract
In an RFID system including an RFID tag and an RFID reader for performing wireless communications with the RFID tag, an RFID relay antenna has a first loop antenna for electromagnetic induction coupling with an antenna at the RFID tag, a second loop antenna that is provided apart from the first loop antenna and for electromagnetic induction coupling with an antenna at the RFID reader, and wires for connecting the first loop antenna and the second loop antenna so as to form one closed loop and for conveying an induced current generated at the first and second loop antennas to the second and first loop antennas, respectively.