Presentation 2013-01-23
Observability Analysis of Discrete Event Systems Modeled by Concurrent Synchronous Products
Longiang WANG, Shigemasa TAKAI,
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Abstract(in English) In this paper, we study supervisory control of concurrent discrete event systems under the assumption that both the plant and the specification are modeled by concurrent synchronous products. Controllability and observability are necessary and sufficient conditions for the existence of a supervisor under partial event observation. We first show that if the specifications of all subsystems are controllable and observable, then the specification of the entire system is observable Further, we present sufficient conditions under which observability of the specification of the entire system implies that of the specifications of all subsystems.
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Keyword(in English) discrete event systems / supervisory control / concurrent synchronous products / observability
Paper # MSS2012-52
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Committee MSS
Conference Date 2013/1/15(1days)
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Registration To Mathematical Systems Science and its applications(MSS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Observability Analysis of Discrete Event Systems Modeled by Concurrent Synchronous Products
Sub Title (in English)
Keyword(1) discrete event systems
Keyword(2) supervisory control
Keyword(3) concurrent synchronous products
Keyword(4) observability
1st Author's Name Longiang WANG
1st Author's Affiliation Graduate School of Engineering, Osaka University()
2nd Author's Name Shigemasa TAKAI
2nd Author's Affiliation Graduate School of Engineering, Osaka University
Date 2013-01-23
Paper # MSS2012-52
Volume (vol) vol.112
Number (no) 383
Page pp.pp.-
#Pages 6
Date of Issue