| Patent Number |
Title Of Patent |
Date Issued |
| RE36263 |
Peer-to-peer register exchange controller for PLCS |
August 3, 1999 |
| A communication network for programmable logic controllers (PLCs) wherein selected memory means of each PLC have at least two ports directly accessible by other PLCs and certain registers of the PLCs are identical to enable efficient, high-speed transfer of blocks of data between the |
| D488133 |
Programmable controller housing |
April 6, 2004 |
|
| D482663 |
Programmable controller housing |
November 25, 2003 |
|
| D482005 |
Programmable controller housing |
November 11, 2003 |
|
| D481014 |
Programmable controller housing |
October 21, 2003 |
|
| D480369 |
Programmable controller housing |
October 7, 2003 |
|
| D480368 |
Programmable controller housing |
October 7, 2003 |
|
| D480367 |
Programmable controller housing |
October 7, 2003 |
|
| D480055 |
Programmable controller housing |
September 30, 2003 |
|
| D478873 |
Programmable controller housing |
August 26, 2003 |
|
| D478322 |
Programmable controller housing |
August 12, 2003 |
|
| D477814 |
Programmable controller housing |
July 29, 2003 |
|
| D477813 |
Programmable controller housing |
July 29, 2003 |
|
| D442554 |
Terminal module |
May 22, 2001 |
|
| D427151 |
Terminal module |
June 27, 2000 |
|
| D413572 |
Terminal block |
September 7, 1999 |
|
| D409157 |
Clip-on heat sink |
May 4, 1999 |
|
| 8230115 |
Cable redundancy with a networked system |
July 24, 2012 |
| Aspects of the invention provide apparatuses, systems, and methods for supporting cable redundancy in a network connecting a network controller (101) and an I/O device (109) (an adapter). An adapter includes a first port (407) and a second port (409) for receiving the same messages from |
| 7860110 |
Auto-addressing system and method |
December 28, 2010 |
| 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 user interface. The user |
| 7801028 |
Method and apparatus for transparent auto-recovery in chain and ring networks |
September 21, 2010 |
| 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 auto-recovery operations |
| 7664869 |
Web interface to a device and an electrical network control system |
February 16, 2010 |
| 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 and an operating syst |
| 7613783 |
Gateway having an input/output scanner |
November 3, 2009 |
| 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 input/output scanne |
| 7590702 |
Messaging application layer over ethernet to transport layer (TCP) communications method and app |
September 15, 2009 |
| 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 for receiving a r |
| 7519737 |
Input/output (I/O) scanner for a control system with peer determination |
April 14, 2009 |
| 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 connected to a network; a |
| 7490138 |
System for distributed programmable control |
February 10, 2009 |
| 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 remote computer to |
| 7443886 |
Communication protocol system and method |
October 28, 2008 |
| 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 bit, and a third addres |
| 7313609 |
Method and apparatus for programming an automation device |
December 25, 2007 |
| 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 controlling the automation |
| 7206882 |
Triggered communication network for CANOpen networks |
April 17, 2007 |
| 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 prepared to receive |
| 7190093 |
Modular automation device including control and power units |
March 13, 2007 |
| 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/output modules, the pr |
| 7181487 |
Method and system for transmitting and activating an application requesting human intervention i |
February 20, 2007 |
| 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 the sensor, wherein |
| 7162510 |
Communication system for a control system over Ethernet and IP networks |
January 9, 2007 |
| 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 simple devices. The c |
| 7146408 |
Method and system for monitoring a controller and displaying data from the controller in a forma |
December 5, 2006 |
| 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 remote computer to |
| 7139839 |
Method and apparatus for assigning a network node address |
November 21, 2006 |
| 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 response to the l |
| 7130701 |
System for remote configuration monitoring of an industrial control system |
October 31, 2006 |
| 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 controllers, indicated in a device |
| 7062335 |
Interface to a programmable logic controller |
June 13, 2006 |
| 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 application written in code |
| 7061926 |
Method and apparatus for a network bus topology |
June 13, 2006 |
| 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 operably connected to th |
| 7058693 |
System for programming a programmable logic controller using a web browser |
June 6, 2006 |
| 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 board coupled dir |
| 7051143 |
Method, system and program for the transmission of modbus messages between networks |
May 23, 2006 |
| 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 networks having a program |
| 7035898 |
System for programming a factory automation device using a web browser |
April 25, 2006 |
| 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 used for creating and |
| 7033179 |
Web based factory automation training on demand |
April 25, 2006 |
| 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 training hyperlink optio |
| 7032029 |
Method and apparatus for an active standby control system on a network |
April 18, 2006 |
| 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 operably connected to a |
| 7028204 |
Method and apparatus for ethernet prioritized device clock synchronization |
April 11, 2006 |
| 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 master device are tag |
| 7023795 |
Method and apparatus for an active standby control system on a network |
April 4, 2006 |
| 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 connecting the prog |
| 7010464 |
Mobile HVAC cavity test device, method, and computer product |
March 7, 2006 |
| 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 variety of commun |
| 6978227 |
Programmable logic controller with programmable high-speed digital processing |
December 20, 2005 |
| 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 to an example embo |
| 6968242 |
Method and apparatus for an active standby control system on a network |
November 22, 2005 |
| 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 Protoco |
| 6961633 |
Remote monitoring of factory automation users |
November 1, 2005 |
| 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 version number, a se |
| 6952727 |
Method for adapting a computer-to-computer communication protocol for use in an industrial contr |
October 4, 2005 |
| 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 especially an industrial co |
| 6907485 |
Hybrid change of state protocol for CANOpen networks |
June 14, 2005 |
| 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 I/O module to the bus |
| 6888541 |
Real time three dimensional factory process monitoring and control |
May 3, 2005 |
| 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 whole, selectively displ |
