Invention Grant
US5280343A Separable subsampling of digital image data with general periodic
symmetry
失效
具有一般周期对称性的数字图像数据的可分离子采样
- Patent Title: Separable subsampling of digital image data with general periodic symmetry
- Patent Title (中): 具有一般周期对称性的数字图像数据的可分离子采样
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Application No.: US822768Application Date: 1992-01-21
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Publication No.: US5280343APublication Date: 1994-01-18
- Inventor: James R. Sullivan
- Applicant: James R. Sullivan
- Applicant Address: NY Rochester
- Assignee: Eastman Kodak Company
- Current Assignee: Eastman Kodak Company
- Current Assignee Address: NY Rochester
- Main IPC: H03M7/30
- IPC: H03M7/30 ; G06T9/00 ; H03H17/06 ; H04N7/015 ; H04N7/26 ; H04N11/04 ; H04N11/06
Abstract:
General periodic, non-rectangular subsampling of color image data is accomplished with separable filters by convolving a periodically upsampled version of the color image with rotated one-dimensional filters and subsampling in a raster format.
Public/Granted literature
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