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Title:
IMAGE PROCESSING APPARATUS AND CONTROL METHOD OF IMAGE PROCESSING APPARATUS
Document Type and Number:
Japanese Patent JP2011239231
Kind Code:
A
Abstract:

To provide an image processing apparatus to decompose image data obtained from a single plate imaging device having color filters of a plurality of colors into a plurality of frequency bands, store them into a memory, compensates image data of a plurality of frequency bands read out from the memory, and composes them, capable of performing an excellent image processing without increasing memory capacity to store image data of a plurality of frequency bands.

The image processing apparatus stores in the memory a first image data of the highest frequency out of images of a plurality of frequency bands in such a configuration that each pixel has one of a plurality of color signals, and stores a second image data having a frequency band lower than the first image data in the memory in such a configuration that a part or all of the pixels have a plurality of color signals.


Inventors:
KAWAGUCHI YOSHINARI
HARA TAKAYUKI
KUNIEDA HIDETARO
Application Number:
JP2010109548A
Publication Date:
November 24, 2011
Filing Date:
May 11, 2010
Export Citation:
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Assignee:
CANON KK
International Classes:
H04N1/46; G06T3/00; H04N1/60
Domestic Patent References:
JP2008015741A2008-01-24
JP2009077274A2009-04-09
Attorney, Agent or Firm:
Takuma Abe
Sogo Kuroiwa