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:
Feb. 08, 2022
Filed:
Dec. 25, 2018
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Abstract
An antenna device includes: a first conductor layer; a second conductor layer located opposite to the first conductor layer; and a third conductor layer located opposite to the second conductor layer. The first conductor layer includes: a feed element; a first grounding element located next to the feed element in a first direction and grounded; and a parasitic element located along the feed element and the first grounding element and insulated from the feed element and the first grounding element. The second conductor layer includes: a floating element located opposite to the feed element and insulated from the first conductor layer; and a second grounding element located opposite to the first grounding element and next to the floating element and grounded. The third conductor layer includes a third grounding element grounded.