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:
Dec. 26, 2006
Filed:
Apr. 25, 2002
Applicants:
Jay Zheyi Liu, Singapore, SG;
Say Kin Chung, Singapore, SG;
Zhiming Zhuang, Singapore, SG;
Alice Lee Eng Seah, Singapore, SG;
Inventors:
Jay Zheyi Liu, Singapore, SG;
Say Kin Chung, Singapore, SG;
Zhiming Zhuang, Singapore, SG;
Alice Lee Eng Seah, Singapore, SG;
Assignee:
CET Technologies Pte Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 21/00 (2006.01); G08B 13/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
An antenna suitable for use in a Radio Frequency Identification (RFID) tag is disclosed. The antenna includes a plurality of discrete loop antennas () disposed concentrically on a substrate. Each one of said plurality of loop antennas is electrically isolated from each other one of said plurality of loop antennas.