Image processing apparatus, image processing method, and camera module for detecting and correcting defective pixels based on contrast and illuminance

According to one embodiment, an image processing apparatus includes a defect correction unit, a noise reduction processing unit, and an output selection unit. The defect correction unit includes a contrast determination unit and an illuminance determination unit. The output selection unit selects th...

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Bibliographic Details
Main Authors KAWAKAMI TAKAAKI, KANEMITSU SHIROSHI, TABUCHI KAZUHIRO
Format Patent
LanguageEnglish
Published 26.11.2013
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
PICTORIAL COMMUNICATION, e.g. TELEVISION
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Summary:According to one embodiment, an image processing apparatus includes a defect correction unit, a noise reduction processing unit, and an output selection unit. The defect correction unit includes a contrast determination unit and an illuminance determination unit. The output selection unit selects the output from the defect correction unit when a target pixel is determined to be a defect. The defect correction unit enables a correction value to be output as a signal value which is applied to the target pixel in accordance with the contrast determination and the illuminance determination.
Bibliography:Application Number: US201113171693