Information security – Prevention of unauthorized use of data including prevention... – Limitations on number or amount of copies
Reexamination Certificate
2005-04-13
2009-10-13
Hoffman, Brandon S (Department: 2436)
Information security
Prevention of unauthorized use of data including prevention...
Limitations on number or amount of copies
C705S057000
Reexamination Certificate
active
07603722
ABSTRACT:
A scheduled recording method, which schedules recording of copy-protected content, is provided. The scheduled recording method involves determining whether copy control information of content of interest exists in a recording device storing various copy control information; if the copy control information does not exist in the recording device, newly receiving copy control information and then determining whether the copy control information exists among the newly received information; if the copy control information of the content exists in the recording device, determining whether the copy control information “copy never”; and if the copy control information of the content is “copy never”, transmitting an error message to a user indicating that the content of interest is not recordable to a user. Accordingly, it is possible to let a user know about whether content is recordable by defining a copy protection status variable and determining whether the content is recordable whenever new copy control information is received.
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Choi Yang-lim
Lee Jae-heung
Hoffman Brandon S
Samsung Electronics Co,. Ltd.
Sughrue & Mion, PLLC
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