Invention Grant
US08289305B2 Backlight unit, liquid crystal display device having the same and control method thereof
失效
背光单元，具有相同的液晶显示装置及其控制方法
- Patent Title: Backlight unit, liquid crystal display device having the same and control method thereof
- Patent Title (中): 背光单元，具有相同的液晶显示装置及其控制方法
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Application No.: US11867337Application Date: 2007-10-04
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Publication No.: US08289305B2Publication Date: 2012-10-16
- Inventor: Jeong-il Kang , Sang-hoon Lee , Su-gun Kim
- Applicant: Jeong-il Kang , Sang-hoon Lee , Su-gun Kim
- Applicant Address: KR Suwon-si
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-si
- Agency: Sughrue Mion, PLLC
- Priority: KR10-2007-0019075 20070226
- Main IPC: G05F1/00
- IPC: G05F1/00
Abstract:
A liquid crystal display device, includes: a liquid crystal panel; a point light source which emits light to the liquid crystal panel; and a light source driver which comprises a power input terminal to receive initial power, a power supply to supply power to the point light source according to the initial power and a reference current, and a reference current controller to output the changed reference current according to the changed initial power, to the power supply.
Public/Granted literature
- US20080204395A1 BACKLIGHT UNIT, LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME AND CONTROL METHOD THEREOF Public/Granted day:2008-08-28
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