发明名称 |
White balance regulating device and method thereof |
摘要 |
Disclosed is a white balance regulating device, including a cut-off value adjusting portion for adjusting and outputting a cut-off value of an analog image signal which is input as a first pattern; an A/D converter for converting the analog image signal, in which the cut-off value is adjusted, into a digital image signal; a detecting portion for detecting a least significant bit of each tristimulus value of the digital image signal; a controlling portion for upwardly regulating a level of a variable register of the cut-off value adjusting portion from a level corresponding to a preset first initial cut-off value until the least significant bit becomes different from the first initial cut-off value and setting the level of the variable register just before the least significant bit becomes different from the first initial cut-off value as a first cut-off value; and a storing portion for storing the first cut-off value.
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申请公布号 |
US7071998(B2) |
申请公布日期 |
2006.07.04 |
申请号 |
US20030438011 |
申请日期 |
2003.05.15 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
KANG HO-WOONG |
分类号 |
H04N9/73;G09G3/20;H04N9/68 |
主分类号 |
H04N9/73 |
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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