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| Number | Title | Issue Date |
| 6442436 | Multi-tasking system, recording medium in which program thereof is recorded, and processing device A multi-tasking system in which tasks are grouped and the action of the safety function is different for each group so that the control of a machine can safely and easily be performed with one control device and that the monitoring of each device can be p... | 08/27/2002 |
| 6434433 | External components for a microprocessor system for control of plural control elements and operating method The external intelligent component (3) connected with a microprocessor system (2) is described for essentially automatic control of a control element (1) without burdening the microprocessor system operation. The control parameters for the control element... | 08/13/2002 |
| 6434432 | Method for writing back message ID information to a match ID register and a CAN microcontroller that implements this method A method for acceptance filtering incoming CAN frames, in a CAN device that provides a plurality of message objects each of which has an associated message buffer, at least one associated match ID register, and at least one associated mask register. The m... | 08/13/2002 |
| 6430452 | Control circuit for regulating at least two controlled variables A method and circuit for controlling a controlled variable by a closed-loop control circuit comprising at least two controllers and a control device with a reference stage and a controlled system generating the controlled variable. The reference stage is ... | 08/06/2002 |
| 6424880 | Multi-computer chamber control system, method and medium A system, method and medium for controlling a wafer processing chamber using two or more processors (within one or more computer processing systems), wherein specified functions are assigned to each processor. Some embodiments contemplate that each proces... | 07/23/2002 |
| 6405099 | Automatic control system An automatic control system comprising a server offered by a service provider that stores control applets to control a particular control object device, a control device including a control object device and a computer device to control the control object... | 06/11/2002 |
| 6347253 | Control system for executing a task instruction by performing distributed processing via a number of modules A control system for executing task instructions, comprising a higher-order module for making an inquiry as to whether or not a task instruction can be executed, and a lower-order module for determining whether or not the task instruction can be executed,... | 02/12/2002 |
| 6327509 | Programmable controller data communications using variable names associated with data addresses An enhanced programmable controller for enabling access to data using internal variable names and public variable names on a communication control interface. The enhanced programmable controller includes a data storage device for storing data required for... | 12/04/2001 |
| 6301508 | Automatic instrumentation system An automatic instrumentation system is presented that enables to eliminate or significantly reduce the effort required in preparing instrument control programs. The system includes at least one instrument, a controller for controlling the instrument and a... | 10/09/2001 |
| 6230062 | Adaptation to unmeasured variables A scheme for management of uncertainty in control systems that require adaptation is described. The scheme removes as much uncertainty as possible at design time and manufacturing time by taking advantage of available compute resources in pre-computing a ... | 05/08/2001 |
| 6192282 | Method and apparatus for improved building automation An improved building automation system is provided which is modular in design thus minimizing the amount of instruction necessary to affect control of a particular building system. A relatively small set of interprocess control commands define an interpro... | 02/20/2001 |
| 6154680 | Control systems and methods utilizing object oriented hardware elements Computer-based industrial control systems and methods employing object oriented hardware elements. An object oriented hardware element may comprise a processor core coupled one side to a universal real-world interface circuit, and on the other side to an ... | 11/28/2000 |
| 6138054 | Control system employing fiber optic communication link for semiconductor processing apparatus A semiconductor processing system, such as an ion implantation machine, includes a pair of controllers respectively disposed in high and low voltage areas of the machine, and interconnected by a fiber optic communication link. The controller located in th... | 10/24/2000 |
| 6104962 | System for and method of allocating processing tasks of a control program configured to control a distributed control system A method and system for allocating programming objects of a control program configured to control a distributed control system having a plurality of distributed control modules. A graph model of the distributed control system is constructed which represen... | 08/15/2000 |
| 6055483 | Systems and methods using bridge models to globally optimize a process facility A control system and a method of operating the same are introduced that globally optimize associated processes within a process facility. The control system includes a global controller, a bridge predictor and many local controllers. The global controller... | 04/25/2000 |
| 6029093 | Control system for processing machinery including a bus converter for interfacing a controller and a sequencer having different bus specifications A control system for processing machinery has at least one sequencer for processing machines to each of which at least one processing machine is connected, a controller for controlling the sequencer and a bus converter for converting signals flowing in a ... | 02/22/2000 |
| 6029094 | Shower temperature and flow rate memory controller A shower temperature and flow rate memory controller is provided including a cold and hot water valve coupled to a cold and hot water inlet line, respectively, and further connected to a shower head of a shower for allowing a controlled rate of flow of co... | 02/22/2000 |
| 5978871 | Method of layering cache and architectural specific functions for operation splitting Cache and architectural specific functions within a cache controller are layered to permit complex operations to be split into equivalent simple operations. Architectural variants of basic operations may thus be devolved into distinct cache and architectu... | 11/02/1999 |
| 5963444 | Control apparatus having remote PLC device and control method for same In a control apparatus including a main control section and a plurality of remote PLC devices each connected to the main control section, the main control section has a PLC computing unit controlling the entire system and a remote PLC communication contro... | 10/05/1999 |
| 5828572 | Processing System and semiconductor device production method using the same including air conditioning control in operational zones A processing system for processing semiconductor devices includes an adjusting device for adjusting atmospheric conditions such as the cleanness and temperature in a clean room, at least one processing device disposed in the clean room, and a control devi... | 10/27/1998 |
| 5771167 | Synchronous control method and apparatus therefor A synchronous control apparatus comprising a trigger signal generating unit periodically generating a trigger signal, plural modules executing plural processes which are to be synchronized with each other, respectively, and a module control unit 31 sequen... | 06/23/1998 |
| 5581701 | Factory automation network system In a network system-in which communication of various information is executed between a plurality of parent/child stations which are connected to each other on the network, the parent/child stations comprise a latching setting data area for storing therei... | 12/03/1996 |
| 5513096 | Multi-axis motion controller and lid dispenser A multi-axis motion controller includes a digital signal processor operable in a standalone mode to run a motion control application program for controlling motion along multiple axes is organized in a shared memory architecture and includes a serial I/O ... | 04/30/1996 |
| 5497315 | Programming device for programmable sequence controllers A programming device for preparing a sequence control program to be executed by a programmable sequence controller comprises designation means for designating input and output (I/O) elements specified in the sequence control program which are to be fixed ... | 03/05/1996 |
| 5406473 | Programmable controller A programmable controller (PC) for controlling equipments in accordance with a sequence program. A program memory is provided with an equipment code storage region for storing global equipment codes for indicating the equipments each of which is allotted ... | 04/11/1995 |
| 5323308 | Programmable control system A programmable control system for controlling a multiplicity of equipments by a plurality of programmable controllers (PC's) in parallel. Each PC is provided with a program linkage condition memory. The linkage conditions are the conditions for linking se... | 06/21/1994 |
| 5251302 | Network interface board having memory mapped mailbox registers including alarm registers for storing prioritized alarm messages from programmable logic controllers A network interface board provides a communication link between a personal computer and a network bus connecting a plurality of programmable logic controllers. The network interface board mounts in an expansion slot of the personal computer. The programma... | 10/05/1993 |
| 4992926 | Peer-to-peer register exchange controller for industrial programmable controllers A communication network for programmable logic controllers (PLC) wherein selected memory means of each PLC has at least two ports directly accessible by other PLC and certain registers of the PLC are identical. Each PLC further has an interblock gap timer... | 02/12/1991 |
| 4799140 | Majority vote sequencer An electronic sequencing system comprised of two groups of three identically operating sequencers and circuitry that combines the outputs of these sequencers so that accurate, flexible and reliable sequencing of devices is obtained. Each sequencer is comp... | 01/17/1989 |
| 4689736 | Distributed process control system A method and apparatus for carrying out the control of a process using a distributed process controller wherein each controller receives during consecutive time slots of a scan cycle inputs from the process representing measured values of process variable... | 08/25/1987 |
| 4608661 | Programmable sequence controller A hierarchy system constituted by a plurality of sequence controllers, each said controller having a central processing unit, a first memory unit for storing a system program, a second memory unit for storing a sequence program, a third memory unit for st... | 08/26/1986 |
| 4486832 | Sequential program control system To provide for uniform timing of program control cycles in which different control cycles have different cycling time, the control cycles being connected in parallel to a program control arrangement, timing elements are connected in the respective signal ... | 12/04/1984 |
| 4187550 | Multiple parameter processing and programming system A programmable multiple parameter process controller is disclosed, which comprises a plurality of programmable units, and functions to monitor the relationship between a pre-selected parameter and a pre-selected value for that parameter and produces a pre... | 02/05/1980 |
