Data processing: generic control systems or specific application – Generic control system – apparatus or process – Having protection or reliability feature
Reexamination Certificate
2005-11-22
2005-11-22
Follansbee, John (Department: 2154)
Data processing: generic control systems or specific application
Generic control system, apparatus or process
Having protection or reliability feature
C714S004110, C714S011000
Reexamination Certificate
active
06968242
ABSTRACT:
A method and apparatus for providing an active standby control system comprising the steps of providing a first and second controller, each controller having an operating state. Each controller is operably connected to a network. Assigning a network identifier, i.e., Internet Protocol, Media Access Control address, etc., to each controller and sensing the operating state of each controller. The network identifier of each controller is determined by the operating state of each respective controller.
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Hwu Nan Shan
Kryger David L.
Ward Jay
Follansbee John
Perez-Daple Aaron
Schneider Automation Inc.
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