Broadcasting server system for protecting and managing digital broadcasting contents and an operation method thereof
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Jun 10, 2004
app pub date -
Nov 26, 2003
filing date -
Nov 28, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Provided is a broadcasting server system that can have many protection and management tools applied thereto, other than conventional access control tools and supplies information on the applied protection and management tools, information on the control over the use of the contents, and information on the purchase of the contents, an operation method thereof, and a computer-readable recording medium for recording a program that implements the method. The broadcasting server system includes: a control unit for generating access control information and a control word based on subscriber information; an additional data generation unit; a watermarking unit; a media encoding unit; an encrypting unit; a multiplexing unit; a re-multiplexing unit; and a scrambling unit.
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