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. 28, 2010
Filed:
Dec. 28, 2004
Applicants:
Kamya Yekeh Yazdandoost, Koganei, JP;
Ryuji Kohno, Koganei, JP;
Inventors:
Kamya Yekeh Yazdandoost, Koganei, JP;
Ryuji Kohno, Koganei, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 11/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The wideband L-loop antenna is presented in this invention. It has excellent performance for lower band of UWB system and has the attractive features of small size, inexpensive, and easy to design. The antenna composed of a single metallic layer is printed on the top of a substrate and a coupled tapered transmission line is printed on the top of the same substrate. A L shape portion is formed by widening partially or wholly the width of a part of antenna elements in comparison with the other part.