Limited play data storage media and method for limiting access to data thereon
AssigneeGeneral Electric Company
InventorsDaniel Robert Olson, Marc Brian Wisnudel, Eelco M.S. van Hamersveld
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Abstract
A limited play optical storage medium for data is provided that comprises a first optically transparent substrate; a reflective layer; a data layer disposed between said first substrate and said reflective layer; a second substrate; and a reactive layer comprising a carrier and a reactive material wherein the reactive layer and reflective layer are disposed between said first substrate and said second substrate.
Claims24
A limited play optical storage medium for data, comprising
- a) a first optically transparent substrate;
- b) a reflective layer;
- c) a data layer disposed between said first substrate and said reflective layer;
- d) a second substrate;
- and
- e) a reactive layer comprising a carrier and a reactive material wherein the reactive layer and reflective layer are disposed between said first substrate and said second substrate.
The limited play optical storage medium in accordance with claim 22, wherein the metal comprises aluminum, silver, gold, titanium, alloys, or combinations thereof.
A limited play optical storage medium for data, comprising
- a) a first optically transparent polycarbonate;
- b) a reflective layer;
- c) a data layer disposed between said first polycarbonate and said reflective layer;
- d) a reactive layer comprising a poly(methyl methacrylate/methacrylic acid) and polymethylmethacrylate/leuco methylene blue wherein said reactive layer is disposed between said first polycarbonate and a second optically transparent polycarbonate;
- and
- e) a second optically transparent polycarbonate adhered via an acrylic layer such that the reflective layer, data layer, and reactive layer are disposed between said first optically transparent polycarbonate and said second optically transparent polycarbonate.
Dependencies are inferred from the claim text.