Abstract: A detecting method of optically detecting a surface defect of a moving steel material includes an irradiation step of irradiating an examination target part with illumination light beams from different directions by two or more distinguishable light sources whose light emission durations are set based on at least an allowable positional displacement of an image, the two or more distinguishable light sources repeatedly emitting light such that their light emission timings thereof do not overlap each other; and a detection step of obtaining images by reflected light beams of the respective illumination light beams and detecting a surface defect in the examination target part by executing subtraction processing between the obtained images.

Abstract: A control apparatus that includes an in-vehicle communication unit configured to communicate with an on-vehicle control device, a storage unit configured to store a plurality of types of communication paths from the in-vehicle communication unit to the on-vehicle control device, and a selection unit configured to select a transmission path for transmitting an update program to the on-vehicle control device, among the plurality of types of stored communication paths.

Abstract: An in-vehicle communication system includes first and second switch devices that perform a relay process of relaying data in an in-vehicle network, the first switch device includes a switch unit and a processing unit that performs the relay process via the switch unit, the switch unit transmits target data to the second switch device instead of outputting the target data to the processing unit when an abnormality in the processing unit is detected, the target data being data which is received from a device other than the second switch device and is to undergo the relay process performed by the processing unit, and the second switch device performs a proxy process of relaying the target data received from the switch unit instead of the processing unit.

Abstract: An on-vehicle communication device capable of relaying data between a plurality of function units mounted on a vehicle includes: a log notification acquisition unit configured to receive, from an external device outside the vehicle, a log notification indicating a log target function unit which is the function unit that is a target of log collection, a start condition for log collection, and a trigger function unit which is the function unit capable of determination for the start condition; a notification unit configured to notify the trigger function unit of the start condition indicated by the log notification; and a command unit configured to give a command for log collection to the log target function unit, in response to a notification that the start condition is satisfied from the trigger function unit.

Abstract: A control apparatus that communicates with a plurality of on-vehicle control devices through in-vehicle communication lines, and includes an acquisition unit configured to acquire electric energy of a battery supplying electric power to the plurality of on-vehicle control devices, and a control unit configured to instruct, in a case where predicted electric energy of the battery at a time when a process by a target device that is one of the plurality of on-vehicle control devices is completed is lower than a first threshold, other on-vehicle control devices to stop respective processes by the other on-vehicle control devices executed in parallel with the process by the target device.

Abstract: An authentication control device includes: an acquisition unit configured to acquire predetermined identification information regarding an on-vehicle device to be newly added to an on-vehicle network; and a determination unit configured to determine which of a plurality of types of authentication procedures is to be applied as an authentication process for the on-vehicle device, on the basis of the identification information acquired by the acquisition unit.

Abstract: A switch device is a switch device that relays data in an in-vehicle network and including a plurality of first communication ports which are connectable to a plurality of functional units in a vehicle, and includes a plurality of first communication circuits disposed corresponding to the first communication ports and capable of communicating with the functional units via the corresponding first communication ports, one or more second communication circuits different from the plurality of first communication circuits, a switching unit capable of switching a connection destination of each of the first communication ports between the corresponding first communication circuit and the second communication circuit, and a control unit that controls the switching unit such that a connection destination of a target port which is the first communication port serving as a target is switched to the second communication circuit when a predetermined condition is satisfied.

Abstract: A communication control device used in an on-vehicle communication system including an out-of-vehicle communication device being one of a plurality of function units provided in a vehicle and being capable of communicating with an external device outside the vehicle, and a switching device being capable of relaying communication data from one of the function units to another one of the function units, comprises: an acquisition unit that acquires status information indicating a status of a queue for storing in the switching device at least communication data from the out-of-vehicle communication device; and a control unit that determines restriction of transmission of communication data from the external device to the out-of-vehicle communication device based on the status information acquired by the acquisition unit.

Abstract: A gateway that is mounted on a vehicle, includes: a communication unit that can communicate with an external device through other gateway capable of communicating with the external device outside the vehicle, wherein said other gateway includes a switch unit that executes relay processing of relaying communication data and a processing unit that controls the relay processing of the switch unit, wherein said communication unit can relay communication data received from said switch unit to a device inside said vehicle, said gateway further including: a control unit that determines abnormality in said other gateway and if it is determined that said abnormality occurs, controls relay processing of said other gateway.

Abstract: A switch device being equipped with an acquisition section for acquiring environmental information indicating the surrounding environment of a vehicle provided with a plurality of function sections; a switching section for performing relay processing for relaying communication data from at least one of the function sections to at least one of the other function sections; and a setting section for setting the priority level of the communication data in the relay processing on the basis of the environmental information acquired by the acquisition section.

Abstract: An on-vehicle communication system mounted on a vehicle comprises a first switching device, a second switching device and a third switching device each including a first communication port and a second communication port. The first communication port and the second communication port of the first switching device are respectively connected to the first communication port of the second switching device and the first communication port of the third switching device, and the second communication port of the second switching device and the second communication port of the third switching device are connected to each other. Each of the first switching device, the second switching device and the third switching device measures a reception signal quality for the first communication port of the device itself and a reception signal quality for the second communication port of the device itself.

Abstract: A switching device is a switching device mounted on a vehicle and includes a plurality of communication ports connectable to cables for Ethernet communication, a circuit operated by using power supplied via each of the communication ports, an acquisition unit that acquires a measurement result for noise of the power supplied via each of the communication ports, and a determination unit that performs determination processing for determining whether or not power to be supplied via a corresponding one of the communication ports is to be output to the circuit based on the measurement result for noise acquired by the acquisition unit.

Abstract: According to one embodiment, a display device includes a first basement, an organic insulating film above the first basement and including a first upper surface and a first end portion, an inorganic insulating film provided from the first upper surface to the first basement and covering the first upper surface and the first end portion, pixel electrodes provided in the display portion, a common electrode provided to be opposed to the pixel electrodes, an electrophoretic element provided between the pixel electrodes and the common electrode, and a sealant provided on the inorganic insulating film and sealing at least the electrophoretic element.

Abstract: A substrate includes a base material having an insulating property, a pixel electrode provided on one surface side of the base material, a pixel transistor provided between the base material and the pixel electrode, a first reflective film provided between the pixel transistor and the pixel electrode, and a common electrode provided between the pixel transistor and the first reflective film. The first reflective film has a first through-hole, the common electrode has a second through-hole, and a drain of the pixel transistor is coupled to the pixel electrode through the first through-hole and the second through-hole.

Abstract: A surface inspection method for a steel pipe detects a surface defect on a hot steel pipe, and includes: an imaging step of imaging a self-luminous image of the hot steel pipe; a correcting step of making more uniform luminance variation in a circumferential direction of the self-luminous image and correcting the self-luminous image; and a detecting step of detecting a surface defect based on the self-luminous image corrected at the correcting step.

Abstract: A surface defect detecting method of optically detecting a surface defect of a steel material includes: an irradiation step of irradiating an examination target part with illumination light beams from different directions by using two or more distinguishable light sources; and a detection step of obtaining images by reflected light beams of the respective illumination light beams and detecting a surface defect in the examination target part by executing subtraction processing between the obtained images.

Abstract: A detecting method of optically detecting a surface defect of a moving steel material includes an irradiation step of irradiating an examination target part with illumination light beams from different directions by two or more distinguishable light sources whose light emission durations are set based on at least an allowable positional displacement of an image, the two or more distinguishable light sources repeatedly emitting light such that their light emission timings thereof do not overlap each other; and a detection step of obtaining images by reflected light beams of the respective illumination light beams and detecting a surface defect in the examination target part by executing subtraction processing between the obtained images.

Abstract: A magnetic field detection device includes: a first magnetic field generating part, including a first magnetic field generating conductor; a first magnetic field detection part, including a first magnetic field detection element and a first differential operation part, wherein a first output of the first magnetic field detection element corresponding to the environment magnetic field is inputted into the first differential operation part, and a first feedback current flows into the first magnetic field generating conductor, and thus the first magnetic field generating part provides the first magnetic field detection element with a first feedback current magnetic field, with a direction opposite to the environment magnetic field; a second magnetic field generating part, including a second magnetic field generating conductor, in which a second current corresponding to the first feedback current flows; and a second magnetic field detection part, including a second magnetic field detection element.

Abstract: A magnetic field detecting sensor includes a bridge circuit which is connected to multiple magnetoresistive effect elements and is capable of outputting a differential voltage between specified connection points, a magnetic field generating conductor for providing the magnetoresistive effect elements with a magnetic field in a direction opposite to that of the detection magnetic field by disposing a magnetic body near the center of the bridge circuit, a differential operation circuit which the differential voltage is input in and makes a feedback current flow to the magnetic field generating conductor, wherein the feedback current generates the magnetic field in a direction opposite to that of the detection magnetic field in the magnetic field generating conductor, and a voltage converting circuit for outputting the feedback current as a voltage value. The magnetic field generating conductor and the magnetoresistive effect elements are formed in the same stacked body.

Abstract: A surface defect detecting method of optically detecting a surface defect of a steel material includes: an irradiation step of irradiating an examination target part with illumination light beams from different directions by using two or more distinguishable light sources; and a detection step of obtaining images by reflected light beams of the respective illumination light beams and detecting a surface defect in the examination target part by executing subtraction processing between the obtained images.