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:
May. 26, 2026
Filed:
Aug. 11, 2020
Lg Electronics Inc., Seoul, KR;
Unist(ulsan National Institute of Science and Technology), Ulsan, KR;
Kyelyong Kang, Seoul, KR;
Gwangrok Kim, Seoul, KR;
Jee Hoon Jung, Ulsan, KR;
See Hoon Jung, Ulsan, KR;
Hwa Pyeong Park, Ulsan, KR;
LG ELECTRONICS INC., Seoul, KR;
ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY, Ulsan, KR;
Abstract
An induction heating apparatus according to an embodiment of the present specification comprises a main control circuit for adjusting the capacitance of the variable capacitor circuit according to a driving mode of the inverter circuit determined on the basis of a load resistance value of a container placed on the working coil and adjusting the magnitude of the direct current link voltage according to a final voltage value calculated on the basis of an equivalent resistance value of the container and the working coil and a required power value for the working coil.