Post RIP image rendering in an electrographic printer to...

Details Post RIP image rendering in an electrographic printer to... Post RIP image rendering in an electrographic printer to...

2006-05-30

2006-05-30

Wallerson, Mark (Department: 2626)

Facsimile and static presentation processing

Static presentation processing

C358S001500, C358S001800

Reexamination Certificate

active

07054014

ABSTRACT:
A method of estimating toner consumption of a input digital image when printed, the digital image comprised of an array of pixels and wherein each pixel is assigned a digital value representing marking information, the method comprising the steps of identifying each pixel as background pixels or foreground pixels; adding the digital values of foreground pixels together; and, estimating toner usage based on the sum of the added values. The rendering of the present invention occurs post RIP.

REFERENCES:
patent: 5349377 (1994-09-01), Gilliland et al.
patent: 5956544 (1999-09-01), Stern et al.
patent: 6121986 (2000-09-01), Regelsberger et al.
patent: 6181438 (2001-01-01), Bracco et al.
patent: 6810218 (2004-10-01), Wong et al.
patent: WO 01/89194 (2001-11-01), None
patent: WO 02/10860 (2002-02-01), None
patent: WO 02/14957 (2002-02-01), None
William K. Pratt, Digital Image Processing, 2nd Edition, John Wiley and Sons, 1991, Chapter 16.

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