A Reservation-Based CSMA Protocol for Integrated Manufacturing Networks

Rajendra Yavatkar, Prashant Pai, Raphael Finkel

Producción científica: Articlerevisión exhaustiva

14 Citas (Scopus)

Resumen

This paper presents PCSMA, an extension to the CSMA/CD protocol (used in the Ethernet) to support both conventional datagram traffic and real-time traffic. The protocol provides predictable packet-delivery bounds for real-time traffic. It does not require changes to existing Ethernet controllers for datagram traffic. Under the new protocol, periodic sources follow a variation of the CSMA protocol that requires them to reserve transmission slots before they can begin transmission. This protocol is intended particularly for use in the integrated network in a manufacturing shop. Periodic sources include multiple sensors generating disparate types and rates of data. We have carried out an extensive performance evaluation of the protocol using a simulation model. The results are impressive: PCSMA shows fewer collisions than CSMA, equivalent delays for conventional traffic, and no failures to meet deadlines for periodic traffic.

Idioma originalEnglish
Páginas (desde-hasta)1247-1258
Número de páginas12
PublicaciónIEEE Transactions on Systems, Man and Cybernetics
Volumen24
N.º8
DOI
EstadoPublished - ago 1994

Nota bibliográfica

Funding Information:
Manuscript received October 17, 1992; revised September 10, 1993. The authors are with the Department of Computer Science, University of Kentucky, Lexington, KY 40506 USA. This work was supported in part by the National Science Foundation Grant No. NCR-9111323 and by the Center for Advanced Manufacturing and Industrial Automation of the University of Kentucky. IEEE Log Number 9402293.

Financiación

Manuscript received October 17, 1992; revised September 10, 1993. The authors are with the Department of Computer Science, University of Kentucky, Lexington, KY 40506 USA. This work was supported in part by the National Science Foundation Grant No. NCR-9111323 and by the Center for Advanced Manufacturing and Industrial Automation of the University of Kentucky. IEEE Log Number 9402293.

FinanciadoresNúmero del financiador
National Science Foundation (NSF)NCR-9111323
University of Kentucky9402293

    ASJC Scopus subject areas

    • General Engineering

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