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Specified image-area extracting method and device

  • US 6,088,137 A
  • Filed: 07/25/1996
  • Issued: 07/11/2000
  • Est. Priority Date: 07/28/1995
  • Status: Expired due to Fees
First Claim
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1. A specified image-area extracting method comprising the steps of:

  • a) deriving a value of a color component having low correlation with luminance from each pixel of an input colored image;

    b) determining distributions of all pixels of the input colored image according to every color component value;

    c) determining a specified area of each color component value in the input colored image based on the determined distributions; and

    d) extracting a pixel whose color component value belongs to the specified area.

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