Two-fail-operational fault-tolerant multiple clock system

Details Two-fail-operational fault-tolerant multiple clock system Two-fail-operational fault-tolerant multiple clock system

1991-11-27

1995-04-04

Nguyen, Hoa T.

Excavating

G06F 1118

Patent

active

054043638

ABSTRACT:
A multiple-fail-operational fault-tolerant clock having a plurality of interconnected and identical clock modules, that provides a fault tolerant clock signal despite some clock module failures. The clock incorporates fault-tolerant operational diagnostics so that a working clock module may be voted for supplying the output clock signal.

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Ricky W. Butler, "Fault-Tolerant Clock Synchronization Techniques For Avionics Systems", Sep. 7-9, 1988, AIAA/AHS/ASEE Aircraft Design, Systems and Operations Meeting, Atlanta, Ga.
Ricky W. Butler, "A Survey of Provably Correct Fault-Tolerant Clock Synchronization Techniques", Feb. 1988, NASA Technical Memorandum 100553.

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