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:
Oct. 10, 2023
Filed:
Jul. 25, 2019
Sony Semiconductor Solutions Corporation, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Takashi Kawamura, Kanagawa, JP;
Masahiro Sato, Tokyo, JP;
SONY SEMICONDUCTOR SOLUTIONS CORPORATION, Kanagawa, JP;
SONY CORPORATION, Tokyo, JP;
Abstract
An antenna device includes: a first terminal to which a high-frequency signal is input; a second terminal connected to the ground; a first radiation unit that is formed in a helical shape whose maximum diameter is a first diameter; a second radiation unit that is formed in a helical shape having one end continuous with one end of the first radiation unit and whose maximum diameter is a second diameter larger than the first diameter, and having another end which is an open end; first wiring that connects another end of the first radiation unit and the first terminal; and second wiring that connects the another end of the first radiation unit and the second terminal.