Copy-protected optical media and method of manufacture thereof

Copy-protected optical media and method of manufacture thereof

A computer-readable medium having material at a select position therein and containing instructions for controlling an optical reader to cause the optical reader to re-read the position having the material one or more times to elicit a measurable parameter at such position.

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Bibliographische Detailangaben
Hauptverfasser: Drew, Jeffrey M, Selinfreund, Richard H, Goyette, Donald R, Vig, Rakesh
Format: Patent
Sprache:eng
Online-Zugang:Volltext bestellen
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Beschreibung
Zusammenfassung:A computer-readable medium having material at a select position therein and containing instructions for controlling an optical reader to cause the optical reader to re-read the position having the material one or more times to elicit a measurable parameter at such position.