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7402635 Process for preparing polyethylene  
Disclosed is process for producing polyethylene using a slurry loop reactor. The process includes using a mathematical model to predict a plurality of process control parameters based on the...
7400935 Method for implementing indirect controller  
A system and method for implementing an indirect controller for a plant. A plant can be provided with both a direct controller and an indirect controller with a system model or a committee of...
7395195 Sensor network modeling and deployment  
Methods and apparatus, including computer program products, for receiving constraint characterizing data applicable to a sensor network, receiving a logical representation of a requirements...
7369905 Method and apparatus for pressure and plasma control during transitions used to create graded interfaces by multi-step PECVD deposition  
A method and apparatus are provided for a graded PECVD process that continuously modulates a set of flow and pressure conditions while the plasma power is turned on and a film is being deposited. A...
7356377 System, method, and medium for monitoring performance of an advanced process control system  
A method for monitoring performance of an advanced process control system for at least one process output includes calculating a variance of a prediction error for a processing performance and/or a...
7349753 Adjusting manufacturing process control parameter using updated process threshold derived from uncontrollable error  
A method, system and medium are provided for enabling improved feedback and feedforward control. An error, or deviation from target result, is observed during manufacture of semi conductor chips....
7346403 Pid parameter adjustment device  
A PID parameter adjustment device includes: a model storage section ( 1 ) for storing an equation model to be controlled; a PID controller storage section ( 2 ) for storing a control algorithm; a...
7346402 Technique for an integrated and automated model generation and controller tuning process  
A method, apparatus and computer program product for performing integrated model generation and controller tuning is presented. The method, apparatus, and computer program product acquires data...
7337022 Constraint and limit feasibility handling in a process control system optimizer  
An optimization technique for use in driving a process plant controller, such as a model predictive controller, uses an organized, systematic but computationally simple method of relaxing or...
7337021 Robust spacecraft controller and method for designing same  
A method, apparatus, article of manufacture, and a memory structure for designing a robust controller. The method comprises the steps of determining a plant model G of the system dynamics; bounding...
7330804 Computer method and apparatus for constraining a non-linear approximator of an empirical process  
A constrained non-linear approximator for empirical process control is disclosed. The approximator constrains the behavior of the derivative of a subject empirical model without adversely affecting...
7324866 Method for manufacturing semiconductor device  
A method for manufacturing a semiconductor device is provided in which it is possible to perform process control taking account of wafer information and to deal with the process control in which a...
7317953 Adaptive multivariable process controller using model switching and attribute interpolation  
An adaptive multivariable process control system includes a multivariable process controller, such as a model predictive controller, having a multivariable process model characterized as a set of...
7313450 Automatic methods and systems for manufacturing recipe feedback control  
Automatic methods and systems for manufacturing recipes feedback control. Relationships among manufacturing recipes are determined. Wafers are processed based on the manufacturing recipes. The...
7308326 Methods of optimizing stochastic processing parameters in crop harvesting machines  
A precision farming method including a stochastic parameter , which is continuously optimized to adjust the model to the latest prevailing working conditions. Such parameter may be considered to...
7305819 Plant temperature control system  
In a temperature control system of a plant such as an engine exhaust system, there are provided a catalyst heat model calculating a temperature estimated value of the plant, a temperature sensor...
7289859 Method for determining parameter of product design and its supporting system  
In a method for determining a design parameter in a product design parameter determination supporting system, interaction between product function and design parameter is structured, a design...
7272454 Multiple-input/multiple-output control blocks with non-linear predictive capabilities  
A process controller that may be used to control a process having a set of process outputs effected by a set of process control input signals includes a multiple-input/multiple output controller...
7270141 Methods and systems for controlling viscosity in real time  
Systems and methods are disclosed for controlling a viscosity of a fluid. The control system includes a controller controlling an input to an actuator and an observer estimating the viscosity of...
7269481 Method and apparatus for memory bandwidth thermal budgetting  
An electronic system includes a device and a controller to the device. The controller is adapted to calculate a temperature estimate of the device and to control access to the device in accordance...
7263477 Method and apparatus for modeling devices having different geometries  
The present invention includes a method for modeling devices having different geometries, in which a range of interest for device geometrical variations is divided into a plurality of subregions...
7263475 Method of transferring files and analysis of train operational data  
A method of transferring files between a computer on board a train and a remote station including determining if the remote station is within range of the train and establishing wireless...
7257522 Simulator for automatic vehicle transmission controllers  
A simulator comprising computer-aided design programs for simulating a shift control algorithm stored in an ECU of an automatic transmission having hydraulic clutches. In the simulator, a...
7242989 Apparatus and method for batch property estimation  
A method and apparatus that generates an estimate of a property of a batch process uses a non-parametric model to generate a plurality of rate of reaction estimates associated with the batch...
7231264 Methods and articles for detecting, verifying, and repairing collinearity in a model or subsets of a model  
Systematic methods to detect, verify, and repair a collinear model are presented. After detecting collinearity in a model or subsets of a model, a directional test is carried out to verify if the...
7209793 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...
7203555 Predictive regulatory controller  
Methods and apparatus for adjusting control signal values for use in controlling a plant to conform a system parameter to a set-point are disclosed. To adjust control signal values, a reference...
7200543 Method for fault analysis using simulation  
A utility for enhancing the interface of a electronic circuit simulator provides for selecting signals for monitoring, selecting groups of components for variation of tolerances and inserting...
RE39534 Method and apparatus to calibrate a semi-empirical process simulator  
A method and apparatus for calibrating a semi-empirical process simulator used to determine process values in a plasma process for creating a desired surface profile on a process substrate includes...
7194320 Method for implementing indirect controller  
A system and method for implementing an indirect controller for a plant. A plant can be provided with both a direct controller and an indirect controller with a system model or a committee of...
7187990 Process controlling method with merged two-control loops  
The architecture of the controller of the present invention is mainly composed of three portions, which are a model predictive controller, a local controller (also called stably assistant...
7184845 System and method of applying adaptive control to the control of particle accelerators with varying dynamics behavioral characteristics using a nonlinear model predictive control technology  
The present invention provides a method for controlling nonlinear control problems within particle accelerators. This method involves first utilizing software tools to identify variable inputs and...
7181294 Vibration control device  
A control device for controlling the motion of a movable part in a machine while suppressing vibration generated in the movable part. The control device includes a state-variable estimating section...
7174344 Orthogonal partitioning clustering  
A database management system provides the capability to perform cluster analysis and provides improved performance in model building and data mining, good integration with the various databases...
7162405 Method for modeling and viewing real world objects in a network model at real world times  
A method includes creating a network model that includes a plurality of objects that represent assets in a real world system at real world times. The network model is displayable by a geographic...
7158851 Feedforward, feedback wafer to wafer control method for an etch process  
A method of using a run-to-run (R2R) controller to provide wafer-to-wafer (W2W) control in a semiconductor processing system is provided. The R2R controller includes a feed-forward (FF) controller,...
7158841 Active DC output control and method for controlling targeted applications  
A feedback control-loop system that employs an active DC output control circuit is disclosed which compares an input parameter measurement against a target specification associated with the input...
7158840 Tuning control parameters of vibration reduction and motion control systems for fabrication equipment and robotic systems  
A method and apparatus is disclosed for acquiring and processing parameters used to adjust and tune a controller used, for example, to govern and compensate for motion, including vibrations and...
7152023 System and method of accelerated active set search for quadratic programming in real-time model predictive control  
An active set algorithm exploits a ‘hot start’ for the set of binding constraints at optimality along with efficient linear algebra to make rapid progress towards the solution. The linear...
7149589 Method of adjusting a process control device, adjustment tool therefor and process control device thereof  
In a method of adjusting a process control device wherein a closed loop system comprising a control subject and external compensator is approximated by a transfer function expressed by the time...
7142941 Computer-implemented method and carrier medium configured to generate a set of process parameters and/or a list of potential causes of deviations for a lithography process  
A computer-implemented method and a storage medium adapted to identify potential causes of lithography process failure or drift is provided.
7142930 Disturbance estimated type control system, gas compressor control system and method of designing a disturbance estimated type control system  
A disturbance estimated-type control system has a control object based on a mathematical model having of one of a state equation and a transfer function and prepared by system identification...
7124065 Determining a tangent space and filtering data onto a manifold  
A technique for determining the number of constraints on a set of input data, or equivalently the topological dimension, especially when such data are produced by a nonlinear system, such as a...
7117059 Run-to-run control system and operating method of the same  
A run-to-run control system and a run-to-run controlling method are proposed. The tool process parameters are real-time collected during the semiconductor process is performed and are regarded as...
7113835 Control of rolling or moving average values of air pollution control emissions to a desired value  
A controller directs performance of a process having multiple process parameters (MPPs), including a controllable process parameter (CTPP), a targeted process parameter (TPP), a defined target...
7113834 State based adaptive feedback feedforward PID controller  
A state based adaptive PID controller includes a model set component including a plurality of process models, each process model including a plurality of parameters. An error generator generates a...
7110924 Method for controlling the performance of a target system  
A method and system may be provided to perform a process for controlling a target system. In one aspect of the invention, the process may include determining a design space (D 8 ) including a first...
7107107 Predictive action decision device and action decision method  
In a predictive action determination apparatus ( 10 ), a state observation section ( 12 ) observes a state with respect to an environment ( 11 ) and obtains state data s(t). An environment...
7103515 Method for analyzing turbine engine disks  
The present invention provides, in one embodiment, a method for automatically analyzing an article of manufacture comprising the steps of a) providing a master model and a context model...
7103439 Method and apparatus for initializing tool controllers based on tool event data  
A method for initializing process controllers based on tool event data includes providing a tool having a process controller adapted to employ a control model to control an operating recipe of the...
Matches 1 - 50 out of 352 1 2 3 4 5 6 7 8 >