Invention Grant
- Patent Title: Control circuit and method of LED lighting apparatus
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Application No.: US15546331Application Date: 2016-01-26
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Publication No.: US10271397B2Publication Date: 2019-04-23
- Inventor: Yong Geun Kim
- Applicant: SILICON WORKS CO., LTD.
- Applicant Address: KR Daejeon
- Assignee: SILICON WORKS CO., LTD.
- Current Assignee: SILICON WORKS CO., LTD.
- Current Assignee Address: KR Daejeon
- Agency: Kile Park Reed & Houtteman PLLC
- Priority: KR10-2015-0015046 20150130
- International Application: PCT/KR2016/000795 WO 20160126
- International Announcement: WO2016/122182 WO 20160804
- Main IPC: H05B33/00
- IPC: H05B33/00 ; H05B33/08
Abstract:
Disclosed is a control circuit of an LED lighting apparatus, capable of reducing total harmonic distortion (THD). The control circuit may include a THD reduction circuit configured to control a driving current on a current path corresponding to light emission of an LED group in response to a change of a rectified voltage.
Public/Granted literature
- US20180027624A1 CONTROL CIRCUIT AND METHOD OF LED LIGHTING APPARATUS Public/Granted day:2018-01-25
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