Recipient-centred proactive caching in a peer-to-peer system
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United States of America Patent
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Dec 1, 2009
Grant Date -
Jun 2, 2005
app pub date -
Nov 22, 2004
filing date -
Nov 28, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method (100) of caching data is disclosed. The method (100) optimises proactive caching of data by estimating future demand for particular data within a computer system (1900). The computer system (1900) is typically configured in accordance with the hybrid peer-to-peer model. The method (100) maintains the bandwidth cost of proactive caching in proportion to expected demand for particular data. The method (100) also determines the availability of a peer. The availability of a peer is defined herein as the probability of a peer being online, for example, when particular data is required by another peer.
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