User preference information structure having multiple hierarchical structure and method for providing multimedia information using the same
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United States of America Patent
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Nov 13, 2007
Grant Date -
Sep 29, 2005
app pub date -
May 26, 2005
filing date -
Sep 22, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
A user preference information structure having a multiple hierarchical structure in which an information is provided to a user according to a user preference in a multi-media environment having an information provider and an information user, that can include user use information by using information desired by the user; user preference information of information desired by the user; and individual user preference information that is differently set depending on situations in which the user is put and positioned in a sub-tree of the user preference information. The hierarchical data structure is able to provide the user preference for providing information desired by the user is provided depending on the environment, based on which various information can be provided.
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