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US 8,465,823 B1Granted
Optical media having transparent back side coating
AssigneeOracle International Corporation
InventorEui Kyoon Kim
Life of this patent
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Abstract
An optical media such as an optical tape includes a substrate, a pre-format layer on one side of the substrate, and a back side coating. The back side coating is optically transparent and is electrically conductive. One of the substrate and the pre-format layer is between the back side coating and the other one of the substrate and the pre-format layer.
Claims6
An optical media comprising:
- a substrate;
- a pre-format layer on the substrate on one side of the substrate;
- and
- a back side coating, wherein the back side coating is optically transparent at least in the ultraviolet range and is electrically conductive;
- wherein the pre-format layer is between the back side coating and the substrate with the back side coating being positioned apart from the pre-format layer on the same side of the substrate.
2 more elements
Dependencies are inferred from the claim text.