US 9,811,771 B2
User tone reproduction curve ink limit warning
Mark A. Smith, Rochester, NY (US)
Assigned to Xerox Corporation, Norwalk, CT (US)
Filed by Xerox Corporation, Norwalk, CT (US)
Filed on Mar. 29, 2016, as Appl. No. 15/83,459.
Prior Publication US 2017/0286816 A1, Oct. 5, 2017
Int. Cl. G06K 15/00 (2006.01); H04N 1/00 (2006.01)
CPC G06K 15/407 (2013.01) [H04N 1/00015 (2013.01); H04N 1/00068 (2013.01); H04N 1/00076 (2013.01); H04N 1/00082 (2013.01); H04N 2201/0094 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A printing apparatus comprising:
one or more processors; and
an interface electrically connected to said one or more processors; and
said one or more processors determines if elements of a tone reproduction curve increase application of marking material,
if said elements of said tone reproduction curve increase application of said marking material, said one or more processors sums magnitudes of said elements of said tone reproduction curve, and determines if summed magnitudes of said elements of said tone reproduction curve exceed marking material limits,
said interface outputs a warning message if said summed magnitudes exceed said marking material limits, and
said warning message being output at least one of:
at a time a user tone reproduction curve is created;
at a time a user tone reproduction curve is assigned to a job, a queue, or an exception page; and
at a time a job or sheet begins printing.