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. 23, 2014
Filed:
Dec. 19, 2012
Akira Miyoshi, Tokyo, JP;
Akihiro Oshima, Tokyo, JP;
Yoshiaki Imano, Tokyo, JP;
Mitsumi Electric Co., Ltd., Tokyo, JP;
Abstract
An antenna device includes a feeding line having a first conductor and a second conductor and an antenna element having a conductive flat plate in which a slit is formed. The conductive flat plate has first and second sides opposite to each other and a third side. The antenna element is divided into an antenna pattern portion and a ground pattern portion via the slit. The slit is configured with a first slit portion apart from a center line towards the first side, a second slit portion apart from the center line towards the second side, a third slit portion coupling the first slit portion with the second slip portion, and a cutting portion coupling the third slit portion with the third side.