Patent Number: 7,612,916

Title: Image processing device, image processing method, and computer program

Abstract: An image processing device includes a memory that is adapted to store an input image; an inverted image generator that is adapted to generate an inverted image, the inverted image corresponding to a predetermined part of the input image; a target image generator that is adapted to generate a target image, the target image including the inverted image and the input image; a quantization unit that is adapted to quantize the target image, in accordance with the error diffusion method; an image extractor that is adapted to extract an output image from the quantized target image, the output image corresponding to the input image; an output unit that is adapted to output the output image extracted by the image extractor.

Inventors: Yamakado; Hitoshi (Hino, JP)

Assignee: Seiko Epson Corporation

International Classification: G06K 15/00 (20060101); G06K 9/40 (20060101); H04N 1/405 (20060101)

Expiration Date: 1/03/02017