Invention Grant
- Patent Title: Lamp control device
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Application No.: US15541213Application Date: 2015-12-30
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Publication No.: US10887962B2Publication Date: 2021-01-05
- Inventor: Wanyuan Qu , Se Won Lee , Byeong Ho Jeong , Ju Pyo Hong , Ju Hyun Lee , Sung Hwan Kim , Hai Feng Jin , Joo Wan Ha , Tae Young Yoo
- Applicant: SILICON WORKS CO., LTD.
- Applicant Address: KR Daejeon-si
- Assignee: SILICON WORKS CO., LTD.
- Current Assignee: SILICON WORKS CO., LTD.
- Current Assignee Address: KR Daejeon-si
- Agency: Polsinelli PC
- Priority: KR10-2014-0193792 20141230,KR10-2014-0193793 20141230
- International Application: PCT/KR2015/014477 WO 20151230
- International Announcement: WO2016/108615 WO 20160707
- Main IPC: H05B45/37
- IPC: H05B45/37 ; H05B45/10 ; H05B45/46 ; H05B45/50 ; B60Q1/34 ; B60Q1/44
Abstract:
Disclosed is a lamp control device. The lamp control device may include: a lamp having an LED channel; a channel resistor corresponding to the LED channel; and a controller configured to boost a channel resistor voltage applied to the channel resistor, and retain a channel current of the LED channel as a target current, using the boosted channel resistor voltage.
Public/Granted literature
- US20170374712A1 LAMP CONTROL DEVICE Public/Granted day:2017-12-28
Information query
