Image analysis – Image enhancement or restoration
Reexamination Certificate
2004-04-07
2010-06-15
Bali, Vikkram (Department: 2624)
Image analysis
Image enhancement or restoration
C382S181000, C382S260000, C382S261000, C382S262000, C382S263000, C382S264000, C382S275000, C345S581000, C345S582000, C345S426000, C348S239000, C348S578000
Reexamination Certificate
active
07738721
ABSTRACT:
Film grain patterns can be modeled in the frequency domain by estimating the cut frequencies that define a 2D band-pass filter. The film grain parameters can be conveyed in accordance with the ITU-T H.264|MPEG-4 AVC standard in an SEI message allowing film grain reinsertion at a decoder.
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Gomila Cristina
Llach Joan
Bali Vikkram
Entezari Michelle
Levy Robert B.
Shedd Robert D.
Thomson Licensing
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