×

Image processing method incorporating decompression

  • US 7,567,363 B2
  • Filed: 06/20/2007
  • Issued: 07/28/2009
  • Est. Priority Date: 11/09/1998
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method for image processing page data representing a page to be printed, the method comprising the steps of:

  • respectively decompressing a bi-level black layer and a contone layer of the page data;

    halftoning the decompressed contone layer to form a bi-level cyan, yellow, magenta, and black (CYMK) layer;

    compositing the decompressed bi-level black layer over the bi-level CYMK layer to form a bi-level CYMK image of the page to be printed; and

    carrying out processing operations for printing the CMYK image.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×