Change detection in a hierarchical directory using messages having a filtering mask
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United States of America Patent
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Feb 5, 2008
Grant Date -
N/A
app pub date -
Jun 28, 2000
filing date -
Jun 30, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Transmitting apparatuses, transmitting methods, receiving apparatuses, receiving methods, and transmitting and receiving systems for transmitting and receiving a hierarchical structure of a directory for hierarchically managing locations of contents data is disclosed. The apparatuses, methods and systems manage a hierarchical structure of a directory composed of a container entry and a leaf entry. The container entry contains information of the lower hierarchical level thereof, a leaf entry being located directly below a container entry. The leaf entry does not contain information of the lower hierarchical level thereof.
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