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:
Jan. 18, 2022
Filed:
Dec. 20, 2019
Wits Co., Ltd., Yongin-si, KR;
Sang Beom Lee, Suwon-si, KR;
Hyung Wook Cho, Suwon-si, KR;
Jun Seung Yi, Suwon-si, KR;
Yu Jin Lee, Suwon-si, KR;
Jae Suk Sung, Suwon-si, KR;
Dae Ki Lim, Suwon-si, KR;
Seung Hun Ryu, Suwon-si, KR;
Ki Won Chang, Suwon-si, KR;
Jae Hyoung Cho, Suwon-si, KR;
Si Hyung Kim, Suwon-si, KR;
WITS Co., Ltd., Gyeonggi-do, KR;
Abstract
A double loop antenna includes a source loop comprising: a spiral-shaped conductive source coil pattern disposed on a top surface of a board, and a source capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and a bottom surface of the board; and a resonance loop comprising: a spiral-shaped conductive resonance coil pattern disposed on the bottom surface of the board, and a resonance capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and the bottom surface of the board, wherein the source coil pattern and the resonance coil pattern are formed on different surfaces of the board.