Token based cache-coherence protocol

Details Token based cache-coherence protocol Token based cache-coherence protocol

2005-12-27

2005-12-27

Nguyen, T (Department: 2187)

Electrical computers and digital processing systems: memory

Storage accessing and control

Hierarchical memories

C711S141000, C711S142000, C711S143000, C711S144000, C711S145000, C707S793000, C707S793000

Reexamination Certificate

active

06981097

ABSTRACT:
A cache coherence mechanism for a shared memory computer architecture employs tokens to designate a particular node's rights with respect to writing or reading a block of shared memory. The token system provides a correctness substrate to which a number of performance protocols may be freely added.

REFERENCES:
patent: 6119151 (2000-09-01), Cantrell et al.
patent: 6385701 (2002-05-01), Krein et al.
patent: 6449614 (2002-09-01), Marcotte

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