Abstract: A determination system includes a determiner that determines whether sleepiness of a driver who drives a mobile body is normal, based on sleepiness data regarding the sleepiness of the driver and reference data regarding sleepiness used as reference for determining whether the sleepiness of the driver is normal.

Abstract: A screw compressor for compressing a working medium sucked through a suction opening and discharging the compressed working medium through a delivery opening, wherein the screw compressor includes: a male rotor and a female rotor that rotate while meshing with each other; a casing that houses the male rotor and the female rotor and is provided with a bore which forms a working chamber designed, together with the male rotor and the female rotor, to compress the working medium; a drive unit that rotationally drives at least one of the male rotor and the female rotor; a working chamber closing unit that forms a suction port for sucking the working medium into the working chamber and closes the working chamber when the working chamber reaches a specified capacity; and a suction space that connects the suction opening and the suction port to allow communication therebetween, wherein an open space that connects the suction opening and the suction port to allow communication therebetween is provided between a shaft

Abstract: An information presentation system includes a controller that controls a device included in a production line, a terminal including a display and a camera that captures an image of the device, and a server that communicates with the controller and the terminal. The camera has an image capture range including a view field of the display. The controller transmits a light emission command to the device, the light emission command causing a light emitter included in the device to emit light in a predetermined light emission pattern. The terminal displays information regarding the device in association with a display position in a display area of the display, the display position corresponding to a position of a partial image representing the light emission pattern in a captured image of the camera.

Abstract: A color chart is for performing color adjustment on an image forming apparatus. The color chart includes identification information and a color adjustment patch. The identification information is on an image forming apparatus to which color adjustment is to be applied. The color adjustment patch includes a plurality of color patches for performing color adjustment on the image forming apparatus indicated by the identification information.

Abstract: A control system includes a control device, one or more information processing devices, and an arithmetic unit. The control device executes a control program controlling a control target while managing process data of the control program, and includes a communication processor that periodically transmits one or more data sets, each data set including a value of one or more process data. The information processing devices executes one or more applications using the process data included in the data sets. The arithmetic unit determines a transmission setting of the data set, and includes an acquirer that acquires the process data for each application, and a determiner that determines a number of data sets transmitted by the communication processor and the process data to be included in each data set according to an evaluation criterion regarding a communication load based on the process data for each application.

Abstract: A network system for an electronic conference in which users interact by transmitting and receiving data by computers connected to a network is provided. The computers include one or more terminal devices, a control device that controls a target, and a server device that receives data and that distributes the received data to a device different from a transmission source of the data. The control device includes a module that executes a control arithmetic operation, and a detection module that detects an event indicating a matter generated in association with the target from an operation state of the target according to control. The network system includes a module that transmits a convocation notice to an electronic conference in order to correspond to the event to one or more users to be involved in correspondence of the event through the network when detecting the event by the detection module.

Abstract: To provide a technique of being capable of reducing design man-hours of a screen visually representing a state of a drive device than before. A display device receives an information model representing a state of drive device and defining a plurality of variables defined in a predetermined standard, and a display rule relating to screen. In display rule, a kind of a display object visually representing a value of the variable and a display definition relating to display of the display object are associated with each other with respect to a part or all of the plurality of variables. Display device acquires the display object and display definition corresponding to each variable of a display target included in information model from display rule, and disposes each of the display objects on screen according to the corresponding display definition.

Abstract: An operating assistance system directed to a control system for controlling a control target, the operating assistance system includes; acquisition means configured to acquire a content in which an operation of an operator on a human machine interface (HMI) is recorded; acquisition means configured to acquire meta-information related to the acquired content; storage means configured to store the acquired content and the acquired meta-information in association with each other; search means configured to search for a content matched with a requested query based on the stored meta-information; and reproduction means configured to reproduce a selected content.

Abstract: This controller system includes: a program acquisition unit that acquires, by turning on the controller system, a control program from a server in which the control program is stored; a main storage device that stores the control program acquired by the program acquisition unit while electric power is supplied to the controller system; and a program execution unit that executes the control program stored in the main storage device.

Abstract: An information processing apparatus includes processing circuitry. The processing circuitry detects an abnormality in an image reading apparatus from a first spectral reflectance and a second spectral reflectance, the first spectral reflectance being generated based on data read from a reference white plate installed in the image reading apparatus, the second spectral reflectance being generated before generation of the first spectral reflectance, and identifies a cause of an abnormality in the image reading apparatus in a case where the processing circuitry detects the abnormality.

Abstract: A technique is desired that can output a warning to a user before a buffer of a controller runs out of a free space. A control apparatus includes a buffer for buffering log data sequentially generated, an interface unit connectable with an external storage device, a writing unit for sequentially reading the log data buffered to the buffer and sequentially writing the log data to the external storage device while the external storage device is connected to the interface unit, a monitoring unit for monitoring a free space of the buffer, and a warning unit for outputting a warning upon the free space falling below a prescribed value.

Abstract: A control system includes a control engine that cyclically updates internal state values on the basis of a signal exchanged with a control target; a security engine that executes an incident response operation in response to an incident that possibly occurs in the control system; and a phase update module that updates a phase value indicating an operation state of the control target on the basis of one or more values selected discretionarily in advance by a user from among the internal state values retained by the control engine. The security engine retains operation definition information in which the content of the incident response operation is defined for each phase, and executes a corresponding incident response operation defined in the operation definition information in accordance with the phase value updated by the phase update module.

Abstract: A control system includes plural units. The plural units include a master unit connected to a bus and a slave unit connected to the bus, the slave unit communicating with the master unit via the bus. The master unit includes a nonvolatile memory that stores first security information as information to be concealed, and the slave unit includes a volatile memory. The slave unit receives the first security information from the master unit at a predetermined timing and stores the first security information in the volatile memory.

Abstract: A support device is connected to a controller system that controls a control target. The controller system can execute an incident response operation of changing a behavior in accordance with an incident that may occur in the controller system. The support device includes a selection module and a setting module. The selection module receives selection of a facility type corresponding to the control target among plural facility types which is preset. The setting module reflects a response rule corresponding to the selected facility type in the controller system by referring to a response rule that is prepared in advance for each of the facility types and defines a behavior for an incident.

Abstract: Provided is a technology with which it is possible to access a function unit to be accessed without ascertaining an IP address of the function unit. Provided is a unit comprising: a communication unit for relaying a communication between an external device connected to a first network and another unit connected to a second network; a setting unit for acquiring address information of the other unit in the second network from the other unit and generating setting information in which the address information is associated with an identifier which substitutes for the address information; and a link information generation unit for generating, on the basis of the identifier, link information used to access information on the other unit from the external device.

Abstract: A controller system includes a controller that executes a control operation in order to control a control target, and a security unit that is in charge of a security function for the controller system. The security unit includes a detector that detects a presence or absence of an incident regarding security in the controller system. The controller transitions a control mode to a degeneration mode when the detector detects the incident, and the controller maintains the control mode in the degeneration mode until cancellation of the incident is detected by the detector.

Abstract: A controller system according to the present invention includes: a control unit that executes control calculation for controlling a control target; a security unit that is connected to the control unit and that is in charge of security functions for a controller system; an attack pattern creation part for acquiring setting information in the controller system and creating an attack pattern for the controller system on the basis of the acquired setting information; and an attack execution part for executing an attack on the controller system according to the created attack pattern and evaluating whether or not the security functions set in the controller system are valid on the basis of the behavior of the controller system in response to the attack.

Abstract: A safety system includes a processor that executes safety control in accordance with a safety program, a communication interface that mediates an external access to the safety program held by the processor, and a support device that transfers the safety program to the communication interface through a network according to an operation of a user. The safety system presents information about the safety program transferred from the support device to the user. The communication interface transfers the safety program transferred from the support device to processor on a condition of an instruction from a user.

Abstract: A control system includes a control unit, a transmission unit, an application execution unit, and an arbitration unit that arbitrates a data set exchanged between the transmission unit and the application execution unit. The arbitration means includes a first acquisition unit that acquires information about pieces of process data managed by the control unit, a second acquisition unit that acquires information about an application executed by the application execution unit, a determination unit that determines process data to be included in a data set based on the information about the pieces of process data acquired by the first acquisition unit and the information about the application executed acquired by the second acquisition unit, and a notification unit that notifies each of the transmission unit and the application execution unit of a content of the process data to be included in the data set determined by the determination unit.

Abstract: The present invention prevents unauthorized duplication of a control-related program stored in a control device. Provided is a control system equipped with a control device for executing a program related to control of a control target, and a security device capable of communicating with the control device. The security device includes a key storage part for storing a key and a decryption part for using a key to decrypt an encrypted program, and when a program is executed, carries out decryption thereon and transmits the decrypted program to the control device. The control device is equipped with a volatile storage part for storing the decrypted program transmitted from the security device.