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| Number | Title | Issue Date |
| 7860110 | Auto-addressing system and method A modular distributed I/O system that allows one or more modules of an island to be omitted without requiring reconfiguration of the system and a method for auto-addressing the system. The island includes a network interface module that is operably connected to a us... | 12/28/2010 |
| 7801028 | Method and apparatus for transparent auto-recovery in chain and ring networks The invention described herein provides a system and method for fault isolation and auto-recovery in chained loop or ring networking systems (103). According to aspects of the method and the associated path-selection algorithms described, fault isolation and ... | 09/21/2010 |
| 7664869 | Web interface to a device and an electrical network control system A method and interface module for communicating messages with a remote location and to provide access to an at least one intelligent electronic device (IED) operably connected to a communication network. The interface module is comprised of a central processing unit... | 02/16/2010 |
| 7613783 | Gateway having an input/output scanner A gateway having an input/output scanner is disclosed. The gateway includes a local area network interface, a serial interface, and a processor configured to provide protocol conversion between the local area network interface and the serial interface. Further, an i... | 11/03/2009 |
| 7590702 | Messaging application layer over ethernet to transport layer (TCP) communications method and apparatus for a modular terminal input/output system A communications adapter is provided for interfacing between a master device and an I/O device (body) having an output and/or an input. In the case of the I/O body having an output, the adapter has a TCP port for coupling to the master device via a transmission path... | 09/15/2009 |
| 7519737 | Input/output (I/O) scanner for a control system with peer determination A method and apparatus for providing an active standby control system includes the steps of providing a first and second programmable logic controller (PLC), each controller having an operating state. Each controller includes a network module board operably connecte... | 04/14/2009 |
| 7490138 | System for distributed programmable control An integrated control system comprises one or more controllers each equipped to perform a control function and to gather data (ordinarily from sensors) relevant to the control function. The data is combined with instructions, associated with the data, for causing a ... | 02/10/2009 |
| 7443886 | Communication protocol system and method A communication protocol comprising a data packet, a control byte, and a check sum byte. The data packet having a plurality of data words wherein each data word comprises a first byte and a second byte. The control byte having a first address bit, a second address b... | 10/28/2008 |
| 7313609 | Method and apparatus for programming an automation device A method and apparatus for a control system of an automation network. The control system comprises an automation device operably connected to the network. Also operably connected to the control system is a network device for storing an application program for contro... | 12/25/2007 |
| 7206882 | Triggered communication network for CANOpen networks A CANOpen network including a bus master and an I/O module is disclosed. Each is communicatively coupled to a common bus. The I/O module is subject to a state change. The bus master collects state information from the I/O module by determining if the bus master is p... | 04/17/2007 |
| 7190093 | Modular automation device including control and power units An automation device includes a modular assembly with a primary group configured for use with a hardware element. The primary group includes a controller providing signals. A feeder unit provides power to automated units. A primary first link connects the input/outp... | 03/13/2007 |
| 7181487 | Method and system for transmitting and activating an application requesting human intervention in an automation network A method and apparatus for a notification system for an automation network. The notification system comprises a sensor for monitoring a network device operably connected to the automation network. An intelligent automation device having an object is responsive to th... | 02/20/2007 |
| 7162510 | Communication system for a control system over Ethernet and IP networks A communication system is provided for communication within a control system. The communication system has a plurality of simple devices connected to an intra-level communications network, each simple device being adapted to directly exchange data with the other sim... | 01/09/2007 |
| 7146408 | Method and system for monitoring a controller and displaying data from the controller in a format provided by the controller An integrated control system comprises one or more controllers each equipped to perform a control function and to gather data (ordinarily from sensors) relevant to the control function. The data is combined with instructions, associated with the data, for causing a ... | 12/05/2006 |
| 7139839 | Method and apparatus for assigning a network node address A method and apparatus for assigning a permanent identifier to a client node initially having a default identifier and being operably connected to a network. A server determines a location of the client node and assigns the permanent identifier to the client node in... | 11/21/2006 |
| 7130701 | System for remote configuration monitoring of an industrial control system A system for providing technical support for remote automation or remote control devices, the system including: a device identifier (35), for determining components of pre-determined automation or control devices, such as for example programmable logic contro... | 10/31/2006 |
| 7062335 | Interface to a programmable logic controller An apparatus is provided for accessing, controlling and monitoring a programable logic controller with a network client having a conventional web browser. The apparatus includes an archive, an interface, and a library. The archive provides for compiling an applicati... | 06/13/2006 |
| 7061926 | Method and apparatus for a network bus topology A method and a system is provided for facilitating communication throughout a master/slave network. The network topology includes a transmission cable being operably connected between the network modules. A master module includes a master terminating resistor operab... | 06/13/2006 |
| 7058693 | System for programming a programmable logic controller using a web browser A control system includes an Internet web interface to a network of at least one programmable logic control system running an application program for controlling output devices in response to status of input devices. The Web interface runs Web pages from an Ethernet... | 06/06/2006 |
| 7048438 | Solid state temperature measuring device and method A method and system for automated temperature measurement is described. The system includes a programmable logic controller, a temperature measurement diode, an analog-to-digital converter coupled to the diode and the programmable logic controller, a current source ... | 05/23/2006 |
| 7051143 | Method, system and program for the transmission of modbus messages between networks The present invention is directed to facilitating communication within an automation system having a plurality of networks and network protocols. Specifically, a Modbus network is operably connected to a network. A fieldbus coupler operably connected to both network... | 05/23/2006 |
| 7033179 | Web based factory automation training on demand System and method for training a user how to use software for programming a programmable logic controller (PLC). When the user encounters difficulties with programming the PLC, a training hyperlink option is provided to the user. Then, if the user selects the traini... | 04/25/2006 |
| 7035898 | System for programming a factory automation device using a web browser A control system for programming an application program controlling a factory automation device on a communication network having a programming device operably connected to the communication network. A program package is embedded in the programming device and is use... | 04/25/2006 |
| 7032029 | Method and apparatus for an active standby control system on a network A method and apparatus for providing an active standby control system comprising the steps of providing a first and second programmable logic controller (PLC), each controller having an operating state. Each controller further including a network module board operab... | 04/18/2006 |
| 7028204 | Method and apparatus for ethernet prioritized device clock synchronization A method and system for transferring a plurality of messages in an Ethernet industrial control environment. The messages are tagged with identifiers of varying levels of priority. The system has a serial network bus. Clock synchronization messages generated by a mas... | 04/11/2006 |
| 7023795 | Method and apparatus for an active standby control system on a network A method and apparatus for providing an active standby control system comprising the steps of providing a first programmable logic controller and a second programmable logic controller, each controller having an operating state. A sub-network is formed by operably c... | 04/04/2006 |
| 7010464 | Mobile HVAC cavity test device, method, and computer product A mobile testing apparatus, method, and computer product that performs high speed testing of mobile pressure devices using high speed totalization, where testing of multiple devices may be done concurrently. Test results are communicated to a central console using a... | 03/07/2006 |
| 6978227 | Programmable logic controller with programmable high-speed digital processing High-speed programmable logic controller (PLC) signal processing is accomplished using a programmable signal processing arrangement that is capable of altering characteristics of signal processing in response to one or more signal processing coefficients. According ... | 12/20/2005 |
| 6968242 | Method and apparatus for an active standby control system on a network 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.... | 11/22/2005 |
| 6963922 | Dual protocol stack for maximum speed access to a programmable logic controller (PLC) in a factor automation system A control system includes an Internet web interface to a network of at least one programmable logic control system running an application program for controlling output devices in response to status of input devices. The Web interface runs Web pages from an Ethernet... | 11/08/2005 |
| 6961633 | Remote monitoring of factory automation users A method and system for monitoring a factory automation product via a communications network. The factory automation product is installed at an installation site having an installation site address and includes identifiable information such as a product number, a ve... | 11/01/2005 |
| 6952727 | Method for adapting a computer-to-computer communication protocol for use in an industrial control system A method for adapting a computer-to-computer communication protocol, and especially TCP/IP, or any protocol implemented in a general purpose off-the-shelf network like Ethernet, for use in providing communication needed in an industrial control system, and especiall... | 10/04/2005 |
| 6907485 | Hybrid change of state protocol for CANOpen networks A CANOpen network including a bus master and an I/O module are disclosed. Each are communicatively coupled to a common bus. The I/O module is subject to a state change. The bus master collects state information from the I/O module by sending a state signal from the ... | 06/14/2005 |
| 6888541 | Real time three dimensional factory process monitoring and control A method for monitoring a factory process is disclosed. The factory process comprises a plurality of tasks. The method comprises displaying the factory process in real-time as a three-dimensional, free-camera, computer generated representation of the process as a wh... | 05/03/2005 |
| 6853867 | Interface to a programmable logic controller An apparatus is provided for accessing, controlling and monitoring a programable logic controller with a network client having a conventional web browser. The apparatus includes an archive, an interface, and a library. The archive provides for compiling an applicati... | 02/08/2005 |
| 6845401 | Embedded file system for a programmable logic controller An apparatus is provided for storage of applications symbols, graphics, web pages, and other data within a server coupled to a programable logic controller. The server is operably connected to a network and the programable logic controller and includes a memory, an ... | 01/18/2005 |
| 6842454 | Method and system for device addressing on a computer network A method, system, and computer program product for communicating information over a communications network from a sending device to a target device is disclosed. The sending device determines a network location of a target device to which a first frame of informatio... | 01/11/2005 |
| 6840819 | Electrical apparatus to be fitted to a top hat rail An electrical apparatus including a base configured to be fitted to a holding rail with opposing coplanar arms, and configured to accommodate a component member of the apparatus and fitted with a locking device having two opposing catches each intended to hook onto ... | 01/11/2005 |
| 6801920 | System for remote management of applications of an industrial control system A system for providing remote configuration management for an industrial control system (ICS) over a wide area network (such as the Internet), including keeping track of each application used by each device of the ICS, the system including: a configuration database,... | 10/05/2004 |
| 6792361 | Controller for monitoring fluid flow volume A system, method and program for calculating a fluid flow volume within a conduit having an operably connected flow meter is disclosed. The system includes a controller having a backplane. A flow meter module is operably connected to the backplane of the controller ... | 09/14/2004 |
