发明名称 |
Display apparatus and control method thereof |
摘要 |
A display apparatus comprising a display unit and a plurality of light emitting diodes (LEDs) provided in a backlight that illuminates the display unit, the display apparatus includes: a power supplier; a current detector which detects a value of a current flowing in each of the LEDs; a current adjusting unit which compares a target current value which is supplied to the LED with a current value detected by the current detector and controls the value of the current flowing in the LED; and a controller which determines the target current value based on grayscale information of a video signal which is displayed on the display unit, provides the target current value to the current adjusting unit, and provides a virtual target current value that is higher than the target current value to the current adjusting unit for a predetermined time period if the target current value is determined.
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申请公布号 |
US8502767(B2) |
申请公布日期 |
2013.08.06 |
申请号 |
US20070762519 |
申请日期 |
2007.06.13 |
申请人 |
LEE SANG-HOON;KANG JEONG-IL;SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
LEE SANG-HOON;KANG JEONG-IL |
分类号 |
G09G3/36 |
主分类号 |
G09G3/36 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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