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:
Jul. 14, 2020
Filed:
Feb. 29, 2016
Maps, Inc., Yongin-si, Gyeonggi-do, KR;
Jong-Tae Hwang, Seoul, KR;
Sung-Min Park, Seoul, KR;
Ki-Woong Jin, Anyang-si, KR;
Sang-O Jeon, Suwon-si, KR;
Ik-Gyoo Song, Incheon, KR;
Hyun-Ick Shin, Seoul, KR;
Joon Rhee, Seoul, KR;
MAPS, INC., Yongin-si, KR;
Abstract
A dual band wireless power reception unit is disclosed. The wireless power reception unit according to one embodiment comprises: a first resonator; a second resonator connected to the first resonator in parallel; a single rectifier having, as an input, a node in which outputs of the first resonator and the second resonator are connected to each other in parallel; at least one switch having a first output, a second output, and an input, wherein the second output is connected to the ground; at least one capacitor connected to the second resonator in parallel, and of which one terminal is connected to the first output of the switch and the other terminal is connected to the rectifier input; and a frequency sensor sensing an input frequency from the rectifier input, and of which an output is connected to the input of the switch.