Error detection/correction and fault detection/recovery – Pulse or data error handling – Digital data error correction
Reexamination Certificate
2008-05-13
2008-05-13
Lamarre, Guy (Department: 2112)
Error detection/correction and fault detection/recovery
Pulse or data error handling
Digital data error correction
Reexamination Certificate
active
07373578
ABSTRACT:
A method for cyclical communication between communications stations controls or surveys a technical process, through a bus. Communications relations, which are provided for the communication stations are executed during each bus cycle of predetermined duration and if a communications relation is disturbed, its repetition is scheduled for a succeeding bus cycle and the disturbed communications relation is acknowledged with a special acknowledgement code.
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Cena et al., “Standard Field Bus Networks for Industrial Applications”, Computer Standards & Interfaces 17 (1995), pp. 155-167.
Lamarre Guy
Rizk Sam
Siemens Aktiengesellschaft
Staas & Halsey , LLP
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