Patent ID: 7800681
Filing Date: 2010-09-21
Classification: H04N

Abstract:
1. An image pickup device comprising: an optical system having a distortion characteristic, the optical system capturing an optical image of an object, the distortion characteristic magnifying a center portion of the optical image and reducing a peripheral portion of the optical image; an image sensor that converts the optical image into image data; a frame memory that stores the image data; a frame memory output control unit that reads a first selected portion of the image data out of the frame memory, the first selected portion being defined by an angle of view, the angle of view being externally defined; a first filter unit that applies a first filtering process to a second selected portion of the image data to generate first-filtered image data, the second selected portion being included in the first selected portion, the second selected portion having a first range of distortion that is smaller than a first threshold value; and a distortion correction unit that performs a distortion correction of the first-filtered image data to generate distortion-corrected image data; wherein the image sensor has a color filter array of Red (R) color filters, Green (G) color filters, and Blue (B) color filters, and wherein the image pickup device further comprises: