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. 23, 2005
Filed:
Feb. 20, 2004
Takeshi Asano, Atsugi, JP;
Shohhei Fujio, Machida, JP;
Takeshi Asano, Atsugi, JP;
Shohhei Fujio, Machida, JP;
Lenovo (Singapore) PTE LTD, Singapore, SG;
Abstract
An antenna apparatus has a rod-shaped antenna element and a feeding part to feed electronic signals to, and receive electronic signals from, the antenna element. The antenna apparatus comprises a first ground plane that is provided parallel to and near the antenna element and that is located to serve as a background to electromagnetic waves radiating from the antenna element in at least one direction. The antenna apparatus also comprises at least a second ground plane that is provided parallel to and near the antenna element and in a direction different from that of the first ground plane.