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:
Nov. 10, 2009
Filed:
Jul. 12, 2004
Stephen K. Herron, Ladera Ranch, CA (US);
Stephen K. Herron, Ladera Ranch, CA (US);
Toshiba Corporation, , JP;
Toshiba Tec Kabushiki Kaisha, , JP;
Abstract
The present invention is directed to a system and method for halftone screening. A system for halftone screening includes a memory including a look-up table, the look-up table including screen frequency data representative of the selected screen frequencies for an associated visual output rendering device and tonal level data corresponding to the screen frequency data. The system further includes means adapted for receiving image data representative of a continuous tone image, segmenting means adapted for segmenting received image data into apportioned image data representative of a plurality of image portions, each image portion including a tonal value associated therewith, and means adapted for communicating data representative of each tonal value to the look-up table, whereby corresponding tonal level data is output therefrom.