Asok Ray

    • 6887 Citations
    • 36 h-Index
    1976 …2019
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    Research Output 1976 2019

    1992
    1 Citation (Scopus)

    Damage-mitigating control of aerospace systems for high performance and extended life

    Ray, A., Wu, M. K., Carpino, M., Lorenzo, C. F. & Merrill, W. C., Dec 1 1992, Proceedings of the American Control Conference. Publ by American Automatic Control Council, p. 3052-3056 5 p. (Proceedings of the American Control Conference; vol. 4).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Materials properties
    Reusable rockets
    Turbofan engines
    Rocket engines
    Robust control

    Discrete‐time loop transfer recovery with multistep delays

    Shen, J. H. & Ray, A., Jan 1 1992, In : Optimal Control Applications and Methods. 13, 3, p. 255-263 9 p.

    Research output: Contribution to journalArticle

    Discrete-time
    Recovery
    Prediction
    Minimum Variance
    Compensator
    1 Citation (Scopus)

    Discrete-time LTR synthesis of delayed control systems

    Shen, J. H. & Ray, A., Dec 1 1992, Proceedings of the American Control Conference. Publ by American Automatic Control Council, p. 1102-1106 5 p. (Proceedings of the American Control Conference; vol. 2).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Control systems
    Recovery
    Flight control systems
    Distributed parameter control systems
    Aircraft

    Extended linear quadratic Gaussian control under randomly varying distributed delays

    Ray, A., Liou, L. W. & Tsai, N. C., Dec 1 1992, Proceedings of the American Control Conference. Publ by American Automatic Control Council, p. 1084-1088 5 p. (Proceedings of the American Control Conference; vol. 2).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    State estimation
    State feedback
    Aircraft
    Computer networks
    Dynamic programming

    Fatigue damage control of aerospace systems for high performance and extended life

    Ray, A., Wu, M. K., Carpino, M. & Lorenzo, C. F., Dec 1 1992, Intelligent Control Systems -1992. Publ by ASME, p. 7-16 10 p. (American Society of Mechanical Engineers, Dynamic Systems and Control Division (Publication) DSC; vol. 45).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Fatigue damage
    Intelligent control
    Service life
    Availability
    Maintainability

    Fixed memory filter for real-time estimation of noise-corrupted signals

    Luck, R. & Ray, A., 1992, In : American Society of Mechanical Engineers (Paper). p. 1-5 5 p.

    Research output: Contribution to journalArticle

    Data storage equipment
    Experiments

    Linear quadratic Gaussian control under randomly varying distributed delays

    Ray, A. & Shen, J., Dec 1 1992, In : American Society of Mechanical Engineers (Paper). p. 1-7 7 p.

    Research output: Contribution to journalConference article

    State estimation
    State feedback
    Aircraft
    Computer networks
    Dynamic programming
    12 Citations (Scopus)

    Observability under recurrent loss of data

    Luck, R., Ray, A. & Halevi, Y., Jan 1 1992, In : Journal of Guidance, Control, and Dynamics. 15, 1, p. 284-287 4 p.

    Research output: Contribution to journalArticle

    aircraft control
    Aircraft control
    systems stability
    Observability
    redundancy
    39 Citations (Scopus)

    Robust optimal control of nuclear reactors and power plants

    Edwards, R. M., Lee, K. Y. & Ray, A., Jan 1 1992, In : Nuclear Technology. 98, 2, p. 137-148 12 p.

    Research output: Contribution to journalArticle

    nuclear reactors
    optimal control
    power plants
    Nuclear reactors
    State feedback
    6 Citations (Scopus)

    The penn state intelligent distributed control research laboratory

    Edwards, R. M., Turso, J. A., Lee, K. Y., Garcia, H. E. & Ray, A., Sep 1992, In : IEEE Transactions on Energy Conversion. 7, 3, p. 478-482 5 p.

    Research output: Contribution to journalArticle

    Research laboratories
    Microprocessor chips
    Power plants
    Control systems
    Research reactors
    1991

    A decision support system for real‐time monitoring and control of dynamical processes

    Nann, S. R., Ray, A. & Kumara, S., Dec 1991, In : International Journal of Intelligent Systems. 6, 7, p. 739-758 20 p.

    Research output: Contribution to journalArticle

    Real-time Monitoring
    Real-time Control
    Decision Support Systems
    Decision support systems
    Diagnostics
    58 Citations (Scopus)

    An Introduction to Sensor Signal Validation in Redundant Measurement Systems

    Ray, A. & Luck, R., Jan 1 1991, In : IEEE Control Systems. 11, 2, p. 44-49 6 p.

    Research output: Contribution to journalArticle

    Redundant System
    Measurement System
    Fault Detection and Isolation
    Sensor
    Sensors

    A stochastic approach to delay compensation in integrated communication and control systems

    Liou, L. W. & Ray, A., Dec 1 1991, Proceedings of the American Control Conference. Anon (ed.). Publ by American Automatic Control Council, p. 2185-2186 2 p. (Proceedings of the American Control Conference; vol. 3).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Communication systems
    Control systems
    State estimation
    Robustness (control systems)
    Dynamic programming
    1 Citation (Scopus)

    A stochastic approach to delay compensation in network-based distributed intelligent control systems

    Ray, A. & Liou, L. W., Dec 1 1991, Proceedings of the IEEE Conference on Decision and Control. Publ by IEEE, p. 1891-1892 2 p. (Proceedings of the IEEE Conference on Decision and Control; vol. 2).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Intelligent control
    Control systems
    State estimation
    State feedback
    Dynamic programming
    39 Citations (Scopus)
    regulators
    telecommunication
    Communication systems
    Control systems
    Flight dynamics
    3 Citations (Scopus)

    Failure Detection and Isolation of Ultrasonic Ranging Sensors for Robotic Applications

    Luck, R. & Ray, A., Jan 1 1991, In : IEEE Transactions on Systems, Man and Cybernetics. 21, 1, p. 221-227 7 p.

    Research output: Contribution to journalArticle

    Robotics
    Ultrasonics
    Position control
    Robots
    Redundancy
    1 Citation (Scopus)

    Performance management of multiple-access communication networks for large-scale integrated systems

    Lee, S. & Ray, A., Dec 1 1991, Proceedings of the American Control Conference. Anon (ed.). Publ by American Automatic Control Council, p. 475-480 6 p. (Proceedings of the American Control Conference; vol. 1).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Telecommunication networks
    Conceptual design
    Network performance
    Testbeds
    Dynamical systems
    18 Citations (Scopus)

    Reconfigurable Control of Power Plants Using Learning Automata

    Garcia, H. E., Ray, A. & Edwards, R. M., Jan 1 1991, In : IEEE Control Systems. 11, 1, p. 85-922 838 p.

    Research output: Contribution to journalArticle

    Stochastic control systems
    Learning Automata
    Level control
    Power Plant
    Learning Systems

    Robust compensation of distributed delays in integrated communication and control systems

    Zhang, Z., Ray, A. & Shen, H., Dec 1 1991, Proceedings of the American Control Conference. Anon (ed.). Publ by American Automatic Control Council, p. 2183-2184 2 p. (Proceedings of the American Control Conference; vol. 3).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Robustness (control systems)
    Communication systems
    Control systems
    Compensation and Redress
    116 Citations (Scopus)
    regulators
    telecommunication
    Communication systems
    Control systems
    formulations
    1 Citation (Scopus)

    Twin-bus-controller protocol for fibre optic networks

    Yu, R., Metzner, J. J. & Ray, A., Jan 1 1991, In : Computer Communications. 14, 10, p. 598-607 10 p.

    Research output: Contribution to journalArticle

    Fiber optic networks
    Network protocols
    Controllers
    Time division multiplexing
    Finite automata
    1990

    Analysis and simulation of the priority scheme in token bus protocols

    Seung Ho Hong, H. H. & Ray, A., Jan 1 1990, In : Computer Communications. 13, 3, p. 157-164 8 p.

    Research output: Contribution to journalArticle

    Network protocols
    Medium access control
    Computer networks
    Industrial plants
    Analytical models
    8 Citations (Scopus)

    An integrated system for intelligent seam tracking in robotic welding--I: Conceptual and analytical development

    Nayak, N. & Ray, A., 1990, Proc 1990 IEEE Int Conf Rob Autom. Publ by IEEE, p. 1892-1897 6 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Welding
    Robotics
    Controllers
    6 Citations (Scopus)

    An integrated system for intelligent seam tracking in robotic welding--II: Design and implementation

    Nayak, N. & Ray, A., 1990, Proc 1990 IEEE Int Conf Rob Autom. Publ by IEEE, p. 1898-1903 6 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Welding
    Robotics
    End effectors
    Microcomputers
    Teaching
    361 Citations (Scopus)

    An observer-based compensator for distributed delays

    Luck, R. & Ray, A., Jan 1 1990, In : Automatica. 26, 5, p. 903-908 6 p.

    Research output: Contribution to journalArticle

    Robustness (control systems)
    Communication systems
    Actuators
    Control systems
    Controllers
    8 Citations (Scopus)

    Delay compensation in integrated communication and control systems--I: Conceptual development and analysis

    Luck, R. & Ray, A., Dec 1 1990, In : Proceedings of the American Control Conference. p. 2045-2050 6 p.

    Research output: Contribution to journalConference article

    Communication systems
    Feedback control
    Control systems
    Feedforward control
    Spacecraft
    9 Citations (Scopus)

    Delay compensation in integrated communication and control systems--II: Implementation and verification

    Luck, R. & Ray, A., Dec 1 1990, In : Proceedings of the American Control Conference. p. 2051-2055 5 p.

    Research output: Contribution to journalConference article

    Communication systems
    Control systems
    Velocity control
    Servomotors
    Flight control systems
    1 Citation (Scopus)
    Fiber optics
    Industrial plants
    Drawing (graphics)
    Plant management
    Closed loop control systems
    Fiber optics
    Statistical methods
    Network protocols
    Computer integrated manufacturing
    Laplace transforms
    36 Citations (Scopus)
    telecommunication
    controllers
    Communication systems
    sampling
    Sampling
    4 Citations (Scopus)
    fault detection
    Nuclear reactors
    Fault detection
    Microcomputers
    Nuclear power plants
    3 Citations (Scopus)

    Nonlinear reinforcement schemes for learning automata

    Garcia, H. E. & Ray, A., 1990, In : Proceedings of the IEEE Conference on Decision and Control. 4, p. 2204-2207 4 p.

    Research output: Contribution to journalArticle

    Learning Automata
    Reinforcement
    Experiments
    Unstable
    Unit vector

    On-line performance management of computer communication networks

    Suk, L. & Ray, A., Dec 1 1990, Proc 5 IEEE Int Symp Intell Control 90. Publ by IEEE, p. 564-569 6 p. (Proc 5 IEEE Int Symp Intell Control 90).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Telecommunication networks
    Conceptual design
    Network management
    Network performance
    Interfaces (computer)
    4 Citations (Scopus)

    On modeling of integrated communication and control systems

    Liou, L. W. & Ray, A., Jan 1 1990, In : Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME. 112, 4, p. 790-794 5 p.

    Research output: Contribution to journalArticle

    telecommunication
    rays
    Communication systems
    Control systems
    time division multiplexing
    24 Citations (Scopus)
    telecommunication
    Communication systems
    control systems design
    Control systems
    time division multiplexing

    Reconfigurable control of a power plant deaerator using learning automata

    Garcia, H. E., Ray, A. & Edwards, R. M., Dec 1 1990, p. 9-15. 7 p.

    Research output: Contribution to conferencePaper

    Power plants
    Feedwater heaters
    Controllers
    Breeder reactors
    Water levels
    1 Citation (Scopus)
    Communication systems
    Control systems
    Computer networks
    State feedback
    Dynamic programming
    1 Citation (Scopus)
    Numerical analysis
    Communication systems
    Control systems
    Flight dynamics
    Computer simulation
    1989
    3 Citations (Scopus)

    An Adaptive Seam Tracker For Welding Heavy-Section Aluminum

    Vavreck, A. N., Nayak, N., Bushway, E. D. & Ray, A., Jan 1 1989, In : IEEE Transactions on Industry Applications. 25, 4, p. 658-663 6 p.

    Research output: Contribution to journalArticle

    Welding
    Aluminum
    Welds
    Robotics
    Expert systems
    1 Citation (Scopus)

    Analysis of the priority scheme in token bus protocols

    Hong, S. H. & Ray, A., Dec 1 1989, p. 511-516. 6 p.

    Research output: Contribution to conferencePaper

    Network protocols
    Computer integrated manufacturing
    Medium access control
    Telecommunication networks
    Industrial plants
    4 Citations (Scopus)

    Decision support system for real-time control and monitoring of dynamical processes

    Nann, S. R., Ray, A. & Kumara, S., Dec 1 1989, p. 361-365. 5 p.

    Research output: Contribution to conferencePaper

    Real time control
    Decision support systems
    Nuclear reactor accidents
    Monitoring
    1 Citation (Scopus)

    Fiber-optic-based networks for computer-integrated manufacturing

    Ray, A., Dec 1 1989, IEEE INFOCOM'89, Proceedings of the 8th Annual Joint Conference of the IEEE Computer and Communications Societies. p. 210-211 2 p. 101455. (Proceedings - IEEE INFOCOM).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Computer integrated manufacturing
    Fiber optics
    Telecommunication networks
    Stars
    Topology
    44 Citations (Scopus)

    Introduction to Networking for Integrated Control Systems

    Ray, A., Jan 1 1989, In : IEEE Control Systems Magazine. 9, 1, p. 76-79 4 p.

    Research output: Contribution to journalArticle

    Integrated control
    Integrated System
    Networking
    Control System
    Control systems

    Multi-level hypotheses testing for fault detection in continuous processes

    Ray, A., Dec 1 1989, p. 2223-2227. 5 p.

    Research output: Contribution to conferencePaper

    Nuclear reactors
    Fault detection
    Microcomputers
    Nuclear power plants
    Spacecraft
    1 Citation (Scopus)

    Perturbation analysis of a token bus protocol for network performance management

    Lee, S. & Ray, A., Dec 1 1989, p. 517-522. 6 p.

    Research output: Contribution to conferencePaper

    Network performance
    Network management
    Network protocols
    Discrete event simulation
    Computer networks
    6 Citations (Scopus)

    Research directions in computer networking for manufacturing systems

    Ray, A. & Phoha, S., Jan 1 1989, In : Journal of engineering for industry. 111, 2, p. 109-115 7 p.

    Research output: Contribution to journalArticle

    Computer integrated manufacturing
    Network management
    Telecommunication networks
    17 Citations (Scopus)
    fault detection
    Fault detection
    Testing
    Redundancy
    redundancy
    1988
    4 Citations (Scopus)

    Discrete-Event/Continuous-Time Simulation of Distributed Data Communication and Control Systems

    Ray, A., Hong, S. H., Lee, S. & Egbelu, P. J., Jan 1 1988, In : Transactions of the Society for Computer Simulation. 5, 1, p. 71-85 15 p.

    Research output: Contribution to journalArticle

    Discrete Event
    Data Communication
    Data communication systems
    Communication Systems
    Continuous Time
    33 Citations (Scopus)

    Distributed data communication networks for real-time process control

    Ray, A., Mar 1 1988, In : Chemical Engineering Communications. 65, 1, p. 139-154 16 p.

    Research output: Contribution to journalArticle

    Data communication systems
    Telecommunication networks
    Process control
    Control systems
    Closed loop control systems

    Fault detection in multiply-redundant measurement systems via sequential testing.

    Ray, A., Dec 1 1988, In : Proceedings of the American Control Conference. 88 pt 1-3, p. 1400-1405 6 p.

    Research output: Contribution to journalConference article

    Fault detection
    Testing
    Redundancy
    Nuclear reactors
    Microcomputers