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:
Dec. 12, 2017
Filed:
Oct. 08, 2014
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Chang Sun Yun, Suwon, KR;
Ki Hyeon Park, Pyeongtaek-si, KR;
Chung-Wook Roh, Seoul, KR;
Sang Eon Kim, Bucheon, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
An induction heating apparatus in accordance with the present disclosure includes a coil; an inverter unit configured to have a switching device turned on and off to supply power to the coil; a first controller configured to generate a first threshold current based on information about a coil current flowing in the coil and an input voltage applied to the coil, and generate a clock signal by comparing the coil current with the first threshold current; and a switch driver configured to generate a switch driving signal to turn on or off the switching device of the inverter unit by dividing a frequency of the clock signal.