The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2015
Filed:
Dec. 16, 2013
Applicant:
Xerox Corporation, Norwalk, CT (US);
Inventors:
Assignee:
Xerox Corporation, Norwark, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/405 (2006.01); H04N 1/32 (2006.01);
U.S. Cl.
CPC ...
H04N 1/4052 (2013.01); H04N 1/32571 (2013.01); H04N 2201/0454 (2013.01); H04N 2201/042 (2013.01);
Abstract
A method, non-transitory computer readable medium, and apparatus for performing error diffusion are disclosed. For example, the method quantizes an error for a first pixel of a plurality of pixels in a first row, diffuses the error to an adjacent pixel of the plurality of pixels in the first row, performs the quantizing and the diffusing for each remaining pixel of the plurality of pixels in the first row and applies the error that is quantized for each one of the plurality of pixels the first row in a desired number of different directions in a plurality of parallel operations that is equal to the desired number of different directions.