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Class 700/3 - Master-slave


Subclass of Class 700 - Data processing: generic control systems or specific applications
Definition: Subject matter where one processor (master) controls one
No. of patents: 480
Last issue date: 05/10/2011


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NumberTitleIssue Date
7941230Control apparatus and control method, network system, program for control apparatus, and information recording medium
The present invention provides a control apparatus and the like capable of performing exclusive control in a network without adding a new configuration to an existing apparatus to be controlled and, even in the case where the apparatus to be controlled or the like d...
05/10/2011
7933663Safety master
A safety master configured to communicate with a plurality of safety slaves over a safety field network or with a plurality of safety local I/O units connected by a safety back plane bus of the safety master, wherein each of the plurality of safety slaves and safety...
04/26/2011
7869886Control block with a point-to-point communication link between a control master module to be connected to a data bus and expansion slave modules
The invention relates to an input/output channel control block that comprises a number of successive input/output modules. The first is a control master module and the subsequent ones are expansion slave modules. Each expansion slave module comprises a processing lo...
01/11/2011
7853335Method for operating machines with adaptable motion profiles
For operating controlled machines, a slave motion of at least one movable machine element of the machine is controlled using a motion profile specific to that motion, and this motion profile of the motion of the machine element is subdivided into a plurality of prof...
12/14/2010
7848825Master/slave mode for sensor processing devices
A computer system having two or more controllers operating in a Master/Slave configuration is disclosed. In one embodiment, the computer system includes: a sensor panel having a first portion for generating a first set of sense signals indicative of a touch or no-to...
12/07/2010
7774073Modular programmable automation controller with multi-processor architecture
An apparatus and method for forming a control node in a programmable architecture, is disclosed. The node includes a plurality of user-programmable, microprocessor-based modules connected together. The modules are connected to create a parallel-processing environmen...
08/10/2010
7774074Distributed input/output control systems and methods
Apparatus and methods for controlling a system that operates responsive to a plurality of input control signals are disclosed. During operation the system generates a plurality of output status/control signals. A master controller has at least first and second contr...
08/10/2010
7702400Motion controllers and simulation systems including motion controllers
A motion controller including a computer comprising a primary processor or a central processing unit and an input/output communication bus. The primary processor is in communicative connection with the bus and is adapted to communicate with other devices in communic...
04/20/2010
7653442Communication system comprising a controller system and a master control means connected via a multipole connection means
A communication system is provided that includes a controller system (1), a master control (2) and at least one slave control (3). The controller system and the master control (2) are connected via a multipole connection (4). The m...
01/26/2010
7634320Interlock control apparatus
An interlock control apparatus for a plurality of control modules each of which controls driving of at least one piece of equipment is of a simplified structure. The interlock control apparatus comprises slave switching apparatuses corresponding respectively to the ...
12/15/2009
7617008Managing method for determining master-slave relationship in information processor system
A managing method is provided for an information processor system consisting of a plurality of information processors. In the system, each of the information processors has identification information containing a parameter for determining a master-slave relationship...
11/10/2009
7590457Method for bonding a lighting device to a lighting system while using wireless communication
A method for bonding a lighting device to a first lighting system, in which the first system comprises a master controller, which is remote from the lighting device and which may control a slave controller of the lighting device if the slave controller has stored th...
09/15/2009
7555353Input device of safety unit
This invention provides an input device of safety unit which enables an error diagnosis result referred to in a process of input processing for generating a control data from raw input signal to be referred by a side using the control data also in a safety unit such...
06/30/2009
7529593Hot water supply system
A hot water supply system which allows two hot water supply apparatuses to operate cooperatively and which can avoid degrading a hot water supply capability when one of the two hot water supply apparatuses cannot perform as a master or slave. The two hot water suppl...
05/05/2009
7412293Process control
The invention relates to a method for process control, wherein at least one process device to be controlled is controlled by at least one process module and by at least one safety module, in that process signals not relevant to safety are transmitted to a local cont...
08/12/2008
7409432Efficient process for handover between subnet managers
A method and system for efficiently merging subnets having individual subnet managers (SM) into a single network with one master SM. During discovery and configuration of a subnet, a subnet manager creates a Subnet Management Database (SMDB) representative of the su...
08/05/2008
7389327Control and monitoring system for power system
The object of the present invention is to make information necessary for judging whether control output is possible closer to the latest information than in the conventional method or made the latest, and shorten the time from control start to control execution. In ...
06/17/2008
7373001Compressed moving image decompression device and image display device using the same
A moving image compression (or encoding) device including: a hardware processing section which compresses moving image data by hardware; a data storage section which stores the moving image data processed by the hardware processing section; and a software processing...
05/13/2008
7373487Controller with fail-safe function
A master CPU and a slave CPU for processing data supplied from a detector unit, and a timer cleared by a clear signal supplied every predetermined time period from the master CPU when the operation of the master CPU is normal and adapted for supplying a reset signal...
05/13/2008
7369060Distributed intelligence ballast system and extended lighting control protocol
A ballast for use in a multi-ballast lighting system wherein the ballasts are coupled together by a digital communication network. The ballast comprises a power circuit portion for providing an electrical current to power a lamp. The ballast further includes a senso...
05/06/2008
7369902Slave units and network system as well as slave unit processing method and device information collecting method
A network system is constructed by connecting a safety PLC constituting a master unit and safety slaves 2 to each other through a safety network 3. The safety slaves each have a device information storage unit 25 for storing individual informati...
05/06/2008
7366784System and method for providing and using a VLAN-aware storage device
The present invention provides secure IP protocol capable storage devices using Virtual Local Area Network (VLAN) techniques. Specific embodiments of the present invention provide techniques for securing VLAN aware storage devices, and the like. In specific embodime...
04/29/2008
7366939Providing precise timing control between multiple standardized test instrumentation chassis
Precise timing control across multiple standardized chassis such as PXI is obtained by providing several control signals over PXI_LOCAL within each chassis, and by providing these control signals to other chassis. A Least Common Multiple (LCM) signal enables all clo...
04/29/2008
7363093Control system for a multi-compartment dishwasher
A multi-compartment dishwasher includes first and second washing units defining corresponding first and second washing tubs or chambers. The dishwasher also includes first and second control boards operatively associated with the first and second washing units respe...
04/22/2008
7362699Data distribution network and method for managing a breakdown in said network
A device for distributing information and its fault management process which improves the robustness of a network, such as in an aircraft, a boat, or a train. The device or process includes one or more splitters of which an upstream input output is linked to a first...
04/22/2008
7359950Method for managing network when master disappears
A method for managing a network in which Bluetooth equipped devices are linked together when the network master cannot serve as a master. During normal operation, the network master updates the backup master rank information when the network master disappears, in a ...
04/15/2008
7356189Moving image compression device and imaging device using the same
A moving image compression (or encoding) device including: a hardware processing section which compresses moving image data by hardware; a data storage section which stores the moving image data processed by the hardware processing section; and a software processing...
04/08/2008
7349761System and method for distributed facility management and operational control
An environmental control system controls monitoring and operation of a multiplicity of disparate environmental control devices by determining an appropriate configuration for each control device and communicates corresponding monitoring and control commands to each ...
03/25/2008
7348537Multi-optical axis photoelectric sensor system
To provide a multi-optical axis photoelectric sensor and a multi-optical axis photoelectric sensor system, which enable function setting by an extremely simple operation, and further make it unnecessary to increase the size of a housing or to separately prepare a PC...
03/25/2008
7346051Slave device, master device and stacked device
A stacked device is disclosed which is easily manufactured while identifying a plurality of devices that are stacked in the stacked device. The stacked device includes a stack of a plurality of slave devices and a master device having identical terminal arrangements...
03/18/2008
7337369Microprocessor-controlled field device for connection to a field bus system
A microprocessor-controlled standard field device, such as a measuring sensor or an actuator, is connected to a field bus system that, in turn, is connected to, for example, a freely programmable controller. The field device is equipped with a security layer for car...
02/26/2008
7330766Electronic device system
An electronic device system (10) includes an electronic device unit (parent device) (1) connected to an external device (5) and a plurality of electronic device units (child devices) (2 to 4) connected in series to it. An initializ...
02/12/2008
7327114Fan control utilizing bi-directional communications
A system and method for bi-directional communication between a system controller and a fan controller: The system operates in two modes and there are two communication paths between the system controller and the fan controller. The first communication path provides ...
02/05/2008
7328289Communication between processors
A method of communicating between a first and a second processor includes the first processor sending a datum over a common control bus, and the second processor receiving the datum from the common control bus. ...
02/05/2008
7321974Method of providing a simulated off condition in a computing device wherein the device is able to run applications while in an off state
Systems and methods for producing a simulated off condition in a computing device using a set of software drivers that interact with a system service and the device BIOS. The computing device includes system components such as a power supply, processors and fans tha...
01/22/2008
7317694Method and apparatus for border node behavior on a full-duplex bus
A method is disclosed for determining and communicating the existence of a hybrid bus. The method comprises the acts of determining whether the node has a connection to a Legacy link layer; if the node determines that it has a connection to a Legacy link layer, then...
01/08/2008
7311247Electronic lockout/tagout systems
A system for electronically controlling physical operation of dangerous equipment is provided. The system reads data from an electronic key and controls the flow of electricity, air, water and/or hydraulic fluid, for example, to a piece of dangerous equipment. The s...
12/25/2007
7309306Machine tool
A machine tool comprises a main body having a plurality of parts and an NC apparatus connected to the main body. The NC apparatus includes a display means for displaying a part information about the plurality of parts constituting the main body, a memory means for m...
12/18/2007
7304444Battery vehicle and method of controlling the same
A battery vehicle includes a battery configured to supply DC power, and first and second motors configured to drive first and second wheels in response to first and second motor drive powers, respectively. A first inverters generates a first control data and supplie...
12/04/2007
7302301Method for monitoring an automation system
A method and a system for monitoring and determining preceding states of at least one terminal of an automation system are provided. The automation system includes one or more terminals (1, 2), each of which can assume two or more states and each of which out...
11/27/2007
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