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:
Aug. 01, 2017
Filed:
Dec. 21, 2010
Applicants:
Kai Ning Yung, Fotan, HK;
Pak Wai Chan, Kwun Tong, HK;
Hang Wong, Kowloon, HK;
Wenquan Che, Nanjing, CN;
Inventors:
Kai Ning Yung, Fotan, HK;
Pak Wai Chan, Kwun Tong, HK;
Hang Wong, Kowloon, HK;
Wenquan Che, Nanjing, CN;
Assignee:
City University of Hong Kong, Hong Kong, HK;
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/38 (2006.01); H01Q 1/22 (2006.01); H01Q 7/06 (2006.01); H01Q 11/08 (2006.01);
U.S. Cl.
CPC ...
H01Q 1/2216 (2013.01); H01Q 7/06 (2013.01); H01Q 11/08 (2013.01);
Abstract
An integrated wire elliptical helical antenna with novel cuboids dielectric resonator loading for circularly polarized wave transmission and reception is presented. The antenna is designed to operate in the center frequency of 915 MHz and it is utilized in RFID systems as a base station antenna. The elliptical structure is formed by steel wire and supporting acrylic plastic. The cuboids dielectric resonator is loaded at the inner surface of the proposed antenna.