System and method for calibrating an optical reader system

Details for Australian Patent Application No. 2009330656 (hide)

Owner GTECH CORPORATION

Inventors Constant Jr., Henry J.

Agent A J Park

Pub. Number AU-A-2009330656

PCT Pub. Number WO2010/074745

Priority 12/342,522 23.12.08 US

Filing date 22 December 2009

Wipo publication date 1 July 2010

International Classifications

H04N 1/40 (2006.01) Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission - Picture signal circuits

H04N 1/00 (2006.01) Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission

H04N 1/028 (2006.01) Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission - for picture-information pick-up

H04N 1/407 (2006.01) Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission - Control or modification of tonal gradation or of extreme levels, e.g. background level

Event Publications

14 July 2011 PCT application entered the National Phase

  PCT publication WO2010/074745 Priority application(s): WO2010/074745

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