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| Number | Title | Issue Date |
| 7433743 | Process control using co-ordinate space In a control system for controlling a plant system or process (22), a model based problem is formulated and an explicit control solution is constructed off-line such that a parametric profile (24) is constructed using parametric optimisation techniques... | 10/07/2008 |
| 7353875 | Centrifugal blending system The present invention relates generally to well servicing operations, and, more particularly, to devices, systems and methods useful in stimulation blending for fluids, mixtures, and/or slurries used in well servicing operations. A device, system and/or method is pr... | 04/08/2008 |
| 7356529 | Mechanism for facilitating subscription in a publish/subscribe communication system An improved inter-module communication facilitation mechanism (CFM) is disclosed, which provides improved scalability, improved efficiency, and enhanced functionality and performance. In one aspect, the CFM enables a subscriber to subscribe to multiple events using ... | 04/08/2008 |
| 7341954 | Method and apparatus for determining an operation status of a plasma processing apparatus, program and storage medium storing same In an operation status determination method for a plasma processing apparatus, a principal component analysis is carried out by using operation status data groups. Processing parameter values in the respective operation status data groups are converted into principa... | 03/11/2008 |
| 7324243 | Fluorescent color scanning method for use in a scanner A fluorescent color scanning method is disclosed to include the steps of: scanning a standard white to obtain a first reference white W1; reducing the scanning brightness and then scanning the standard white to obtain a second reference white W2; using... | 01/29/2008 |
| 7233882 | Method and apparatus for monitoring process transitions A method for identifying modes and transitions during plant operation, wherein measured values of process variables are used to evaluate a current state of the process and its sections and subsections. An identified state of the plant is signaled and the plant is mo... | 06/19/2007 |
| 7228186 | Field-mounted process device with programmable digital/analog interface Embodiments of the present invention generally provide a field-mountable process device that receives digital information from one or more process devices, and provides an associated analog output. Embodiments of the present invention include providing a wireless in... | 06/05/2007 |
| 7222604 | Method and device for controlling a drive unit A method and a device for controlling a drive unit which allow an improved transition between idle regulation and drive unit propulsion are provided. A setpoint value for an output variable of the drive unit is predefined, it being possible to modify the setpoint va... | 05/29/2007 |
| 7218976 | User interface control apparatus and method An identifier which indicates a reason why a direct change is disabled upon application of a specific conflict resolution rule can be described in a conflict resolution rule description file (301). In case of a process executed when a UI is not displayed, a s... | 05/15/2007 |
| 7203420 | DCC loop plug Systems and methods are disclosed for testing the functionality of a synchronous optical network having a data communication channel therein. The system includes a testing device connected to a network node within the synchronous optical network and a data communica... | 04/10/2007 |
| 7200523 | Method and system for filtering statistical process data to enhance process performance A data filter for filtering process data to a statistical control model is provided to enhance the performance of the control model. The data filter selects a set of template data from a set of statistical process data. A set of grids is formed comprising the set of... | 04/03/2007 |
| 7155450 | Plant information management system In a plant information management system (PIMS, 1), data received from a process device (PCC, 10) is cached by a data logger (2) in blocks. A database controller (4) receives, for each data event, a time string, a value string, and a data... | 12/26/2006 |
| 7146255 | Two-wire controlling and monitoring system for irrigation of localized areas of soil A two-wire controlling and monitoring system for irrigation of localized areas of soil includes a water pipeline, a plurality of controllable irrigation valves, a plurality of field sensors measuring specific irrigation parameters, and a plurality of localized irrig... | 12/05/2006 |
| 7134354 | Display for process transmitter A transmitter for use in a process control system for monitoring an industrial process includes a housing having a top and a bottom and a height extending therebetween. A parallelogram display is mounted to the housing. Sides of the parallelogram display are arrange... | 11/14/2006 |
| 7124189 | Spontaneous virtual private network between portable device and enterprise network An enterprise network opens a virtual private network tunnel with a data center by sending the data center a data request that includes a uniform resource identifier. The data center responds by sending the enterprise network ongoing reply data. A user wishing to ac... | 10/17/2006 |
| 7122965 | Methods and apparatus for calibration and metrology for an integrated RF generator system The invention features RF plasma generation systems, methods for operating the systems, methods for calibrating the systems, and calibration apparatus. One RF plasma generation system includes an impedance matching network having an input port to receive an RF signa... | 10/17/2006 |
| 7120693 | Method using two different programs to determine state of a network node to eliminate message response delays in system processing The determination of node and/or adapter liveness in a distributed network data processing system is carried out via one messaging protocol that can be assisted by a second messaging protocol which is significantly less susceptible to delay, especially memory blocki... | 10/10/2006 |
| 7117049 | Industrial controller based on distributable technology objects The loadability of technology object types into a run time system of an industrial controller permits functional expansion of the basic system of the controller as well as technological scaling of the controller. The loaded technology object types are instantiable, ... | 10/03/2006 |
| 7109883 | Low power physical layer for a bus in an industrial transmitter A process variable transmitter connects a serial bus to an accessory load. A supply limiter circuit provides a first supply current limit and provides a stored energy output. A recessive driver circuit draws a drive current from the stored energy output and couples ... | 09/19/2006 |
| 7107120 | Apparatus and method for controlling inter-process buffer, and program and storage medium realizing the same An object of the invention is to minimize the number of in-process items. To this end, in an inter-process buffer controlling apparatus according to the invention, the size of a buffer to be used for storage of work subjects of predetermined work is increased if a d... | 09/12/2006 |
| 7079994 | Method and system for producing semiconductor devices A user is requested to input specifications of a semiconductor device. Based on the specifications, a plurality of circuit patterns are generated by a CP method, and a design parameter is calculated for each of the circuit patterns. The user is provided with informa... | 07/18/2006 |
| 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 |
| 7032054 | Method and apparatus for increasing the device count on a single ATA bus The present invention allows more than two devices to be connected to a single ATA bus. The devices are each assigned a unique identifier, and a controller selects a device by sending a selection command that includes a selection identifier across data lines of the ... | 04/18/2006 |
| 6947876 | Method for automated system identification A method for automated system identification of a linear system is disclosed. A model structure is selected and one or more reference signal values are generated for input into the system. Input signal values and output signal values are retrieved from the system an... | 09/20/2005 |
| 6944552 | System and method for detecting power deficiencies in a computer component One embodiment of the invention is a method for analyzing power in a component comprising determining a plurality of current densities, wherein each current density is associated with one portion of a plurality of portions of the component, determining a plurality o... | 09/13/2005 |
| 6937160 | Sensor arrangement for application to at least one data item A sensor arrangement for application to at least one data item, and comprising at least one sensitive element connected by way of sensor electronic circuitry having a storage arrangement with an input/output port. This input/output port of the sensor arrangement is ... | 08/30/2005 |
| 6907383 | Flow diagnostic system A flow diagnostic system for a flow sensing element and impulse lines. A pressure transmitter coupled to the impulse lines provides digital pressure data to a control system. The control system provides the pressure data and real time clock readings to a diagnostic ... | 06/14/2005 |
| 6865426 | Adaptive data security systems and methods The present disclosure relates to a method for communicating and applying adaptive security to a data stream comprising a plurality of data packets. The method comprises the steps of identifying a desired security level range and a desired actual security level whic... | 03/08/2005 |
| 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 |
| 6845336 | Water treatment monitoring system A computer system linked by the internet to various remote waste water treatment facilities. The system receives real-time data from the facilities and analyzing the data to determine likely operational upsets and future effluent water quality. The computer system s... | 01/18/2005 |
| 6819964 | Automated closed loop step testing of process units A multivariable process controller controls a chemical, polymer or other physical process. Slow tuning and over-conservative controlled variable values are employed during step testing. While all controlled process variables are within safe limits, only one manipula... | 11/16/2004 |
| 6813524 | Appliance control system with auxiliary inputs An appliance control system includes a housing and a user cycle selector which is movable in relation to the housing between a first selector position and a second selector position. The appliance control system further includes a first spring secured to the housing... | 11/02/2004 |
| 6782448 | Transparent code update in an automated data storage library An automated data storage library accesses data storage media from storage shelves in response to commands from external host(s). The library receives a code update image while continuing to operate. The library is operated to an off-line status at external interfac... | 08/24/2004 |
| 6772019 | Method and system for multi-parameter choice optimization A method and system for performing trade-off studies using multi-parameter choice is disclosed. Candidates, each having one or more criteria associated therewith, are entered into the system via an input interface such as a keyboard. In addition, test rationale may ... | 08/03/2004 |
| 6771522 | Inverter parallel operation system An inverter includes a DC power supply circuit, an inverter circuit having a plurality of switching elements and switching an output of the DC power supply circuit on the basis of a PWM signal to deliver a high-frequency voltage, a filter circuit converting the high... | 08/03/2004 |
| 6745088 | Multi-variable matrix process control Computer-implemented system and method for controlling a processing apparatus having at least one independently controlled manipulated variable and at least one controlled variable responsive to the manipulated variable, using a robust multi-variable controller whic... | 06/01/2004 |
| 6658304 | Computer based method and a system for controlling an industrial process A computer based method of controlling an industrial process, including the steps of measuring the values of at least one process variable (y1, y2), and predicting future deviations of one process variable (y1) with reg... | 12/02/2003 |
| 6644332 | Method and apparatus for multiple-input-multiple-output control of a valve/actuator plant A method and apparatus for controlling a valve/actuator plant by generating a plurality of independent correcting control signals each responsive to a plurality of respective input signals and at least one of these input signals being the set point signal... | 11/11/2003 |
| 6633826 | Signal-identifying circuit arrangement The circuit arrangement serves to identify an input signal (s1) assigned to a predetermined signal class. It comprises signal-matching electronics (1) responsive to a current component and/or a voltage component of the input signal (s1) and providing a co... | 10/14/2003 |
| 6628995 | Method and system for variable flight data collection Aircraft flight data collection is enhanced by changing the data sampling rate as a function of an operational condition of the aircraft, such as its flight phase. An algorithm is used to determine the flight phase. Then, the data is collected at a first ... | 09/30/2003 |
