Masking a visual defect

Details Masking a visual defect Masking a visual defect

2007-07-18

2011-10-11

Le, Brian Q (Department: 2624)

Image analysis

Color image processing

Color correction

C382S254000, C382S280000, C708S404000

Reexamination Certificate

active

08036456

ABSTRACT:
An image rendering method for masking a visual defect is disclosed. In an embodiment, the method includes determining a location of the visual defect, identifying a plurality of sub-pixels neighboring the visual defect and utilizing contrast sensitivity functions and visual masking characteristics of a human visual system to optimize adjustments to the plurality of neighboring sub-pixels to mask the visual defect.

REFERENCES:
patent: 6618115 (2003-09-01), Hiroki
patent: 7460133 (2008-12-01), Messing et al.
patent: 7639849 (2009-12-01), Kimpe et al.
patent: 7714881 (2010-05-01), Kimpe
patent: 2005/0179675 (2005-08-01), Hekstra et al.
patent: 2006/0044425 (2006-03-01), Yeung et al.
patent: 692728 (1996-01-01), None
patent: 605403 (2005-12-01), None
Messing et al., “Using Optimal Rendering to Visually Mask Defective Subpixels”, Proceedings of SPIE-IS&T vol. 6057 60570O-1-60570O-12, Feb. 9, 2006.

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