发明授权
- 专利标题: Method of using hue to interpolate color pixel signals
- 专利标题(中): 使用色相插值彩色像素信号的方法
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申请号: US09591867申请日: 2000-06-12
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公开(公告)号: US07053944B1公开(公告)日: 2006-05-30
- 发明人: Tinku Acharya , Ping-Sing Tsai
- 申请人: Tinku Acharya , Ping-Sing Tsai
- 申请人地址: US CA Santa Clara
- 专利权人: Intel Corporation
- 当前专利权人: Intel Corporation
- 当前专利权人地址: US CA Santa Clara
- 代理商 Robert D. Hinchliffe
- 主分类号: H04N5/335
- IPC分类号: H04N5/335 ; H04N1/46 ; G06K9/32
摘要:
Briefly, in accordance with one embodiment of the invention, a method of using hue to interpolate color pixel signals includes the following. For a particular pixel location in a subsampled color image, differences in hue are compared for two mutually orthogonal directions across the particular pixel location. A color signal value for that particular pixel location for a color plane other than the color plane of the pixel signal value in the subsampled color image of that location is computed. The computation includes relatively weighing the differences in hue values, the relative weights depending, at least in part, on the difference in hue value in one direction relative to the other.
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