Disc identification system
AssigneeVIA Technologies, Inc.
InventorMax Chen
Life of this patent
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Abstract
An identification system for a DVD player is capable of determining whether a DVD has been inserted therein. The method reads additional information and evaluates characteristics of the digital versatile disc (DVD) or compact disc (CD). A database storing DVD identification information for use in a DVD player, comprising a characteristic column for storing a characteristic value as a primary index and a data column for storing a disc profile comprising customized information of a DVD.
Claims14
An identification method for a DVD player, comprising:
- reading file information from a digital versatile disc (DVD);
- generating a characteristic value from the file information;
- verifying whether the characteristic value exists in a database;
- and
- obtaining a corresponding disc profile for enabling further functionality if the characteristic value exists in the database.
A database storing DVD identification information for use in a DVD player, comprising:
- a characteristic column for storing a characteristic value as a primary index;
- and
- a data column for storing a disc profile comprising customized information of a DVD.
A DVD player capable of identifying a DVD, comprising:
- a DVD reader for reading file information from a DVD;
- an identification processor for verifying whether the DVD has a usage history;
- and
- a database for storing at least a characteristic value and a disc profile corresponding to the DVD.
Dependencies are inferred from the claim text.