| 摘要 |
An image display apparatus including: a memory unit which stores at least one predetermined pixel value range and a representative value corresponding to the predetermined pixel value range; an image processing unit which receives an image signal including a plurality of pixels, digitizes the received image signal if the received image signal is an analog signal, substitutes the representative value for a pixel value of one of the digitized image signal and the received image signal if the pixel value of the one of the digitized image signal and the received image signal is included within the predetermined pixel value range, and generates a substituted pixel value which corresponds to the substituted representative value; and a display unit which displays an image based on the substituted pixel value generated by the image processing unit.
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