Apparatus for reading or writing contrast enhanced information optical record carrier

An inscribable record carrier (1) is described, which comprises a previously recorded servo-track structure provided with a recording layer. The contrast between the servo-tracks (3) provided with information areas and the intermediate tracks (5) is increased by combining wide tracks (20) with a whi...

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Bibliographische Detailangaben
Hauptverfasser: MIMNAGH, WINSLOW M, VEENIS, AARTJE W
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An inscribable record carrier (1) is described, which comprises a previously recorded servo-track structure provided with a recording layer. The contrast between the servo-tracks (3) provided with information areas and the intermediate tracks (5) is increased by combining wide tracks (20) with a white-writing recording layer (24) or by combining narrow servo-tracks (20) with a black-writing recording layer (21).