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. 31, 2023
Filed:
May. 02, 2022
Electronics and Telecommunications Research Institute, Daejeon, KR;
In Kui Cho, Daejeon, KR;
Jang Yeol Kim, Daejeon, KR;
Jung Hoon Oh, Daejeon, KR;
Jae Woo Lee, Daejeon, KR;
Jae Ho Lee, Daejeon, KR;
Hyun Joon Lee, Daejeon, KR;
Sang Won Kim, Daejeon, KR;
Seong Min Kim, Daejeon, KR;
Jung Ick Moon, Daejeon, KR;
Woo Jin Byun, Daejeon, KR;
Je Hoon Yun, Daejeon, KR;
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Abstract
An antenna device for magnetic field communication may include: a first coil; a second coil; a third coil; a first capacitor connected to a 1-1 terminal of the first coil; a second capacitor connected to a 2-1 terminal of the second coil; a third capacitor connected to a 3-1 terminal of the third coil; and an input port including a first input terminal connected to a 1-2 terminal of the first coil, a 2-2 terminal of the second coil, and a 3-2 terminal of the third coil, and a second input terminal connected to the first capacitor, the second capacitor, and the third capacitor.