POWERS OF LASERS TO PRINT COLORS OF SECURITY PIXELS

POWERS OF LASERS TO PRINT COLORS OF SECURITY PIXELS

An example of a computer-readable medium storing machine-readable instructions. When executed, the machine-readable instructions may cause a processor to control a laser to print a test pattern. The test pattern may be scanned to determine visibility of pixels. The power of a laser may be adjusted b...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KIM, Kyeongman, GONG, Jung Tag, SHAW, Mark Q
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:An example of a computer-readable medium storing machine-readable instructions. When executed, the machine-readable instructions may cause a processor to control a laser to print a test pattern. The test pattern may be scanned to determine visibility of pixels. The power of a laser may be adjusted based on the visibilities to print a security pixel.