Abstract: A resonant inverter of a power supply for electric vehicle includes a first resonant capacitor and a switching element cutting off a current flowing in a resonant circuit and generates first alternating-current power from direct-current power. The transformer is included in a part of the resonant circuit, supplies the first alternating-current power generated by the resonant inverter to a first winding, and supplies second alternating-current power after conversion of the first alternating-current power to a load from a second winding. A control unit confines a difference between a resonant frequency of the resonant circuit and a switching frequency of the switching element to a predetermined range to cause that a current flowing in switching of the switching element to at least the first winding or the second winding is equal to or less than a predetermined value and to cause the resonant inverter to perform soft switching.

Abstract: An apparatus according to an embodiment includes an upper and lower arm connected between a high and a low potential end; a first capacitor connected at one end to the high potential end; a second capacitor connected at one end to the low potential end; a first regenerative rectifier circuit connected to another end of the first capacitor; a second regenerative rectifier circuit connected to another end of the second capacitor; a first conversion circuit to cause energy stored in the first capacitor to be discharged; and a second conversion circuit to cause energy stored in the second capacitor to be discharged.

Abstract: A railroad track recognition apparatus has an index calculating unit, an initial searching unit, a secondary searching unit, and a railroad track recognizing unit. The index calculating unit calculates an index value, for each pixel or pixel group of a captured image. The initial searching unit selects a line segment, having a larger evaluation value obtained from the index values, from a plurality of line segments in a first search area, and the secondary searching unit selects a line segment, having a larger evaluation value obtained from the index values, from a second area or a third area. The railroad track recognizing unit recognizes a railroad track based on reference points of the line segments selected by the initial and secondary searching units.

Abstract: According to one embodiment, an electrode is provided. The electrode includes an active material-containing layer. The active material-containing layer includes an active material and a conductive agent. The active material contains primary particles of a niobium-titanium composite oxide. The conductive agent contains fibrous carbon. The primary particles have an average particle size of 0.3 ?m or more and 2 ?m or less. At least a part of a surface of the primary particles is coated with the fibrous carbon. A covering ratio of the primary particles by the fibrous carbon is 0.01% or more and 40% or less.

Abstract: According to an embodiment, a communication control device includes a plurality of communication systems connected in parallel between a first device and a network communication network, and a distribution controller. The distribution controller is provided between the first device or the network communication network and the communication systems, and configured to execute communication processing in a distributed manner by communication systems of the number corresponding to a processing load on data from the first device or the network communication network. The communication systems each include a controller configured to execute communication processing using a common key determined by a mutual authentication process with the second communication.

Abstract: According to an embodiment, a communication control device includes a controller and a memory. The controller transmits, using a common key determined by a mutual authentication process with a second communication control device, to the second communication control device, information obtained by encrypting information transmitted from the first device to the second device, and transmits, to the first device, information obtained by decrypting information transmitted from the second device to the first device. The controller executes a self-diagnosis at an execution time set based on the analysis information of a communication amount, and transmits an execution result of the self-diagnosis to the device management server that collects information indicating an operation state.

Abstract: According to an embodiment, a communication control device includes a first communication system connected between a first device and a network communication network, and a second communication system connected between the first device and the network communication network separately from the first communication system. The first communication system and the second communication system each include a controller. The controller executes switching such that one of the communication systems executes communication in the first communication mode, and when a problem is detected in the communication system that is executing communication in the first communication mode, the other communication system executes communication in the first communication mode.

Abstract: According to an embodiment, a communication control device includes a communication interface, a controller, and a memory. The controller configured to transmit, to a second communication control device connected between a second device and a network communication network, information obtained by encrypting information transmitted from the first device to the second device, and transmit, to the first device, information obtained by decrypting information transmitted from the second device to the first device, using a common key determined by a mutual authentication process with the second communication control device using a secret key and a client certificate. The controller transmits log information to a device management server at an execution time set based on the analysis information of the communication amount.

Abstract: According to an embodiment, a communication system includes a plurality of first communication control devices and a second communication control device. The first communication control devices each includes a wireless communication unit and a controller. When receiving data to be transmitted from the first device to the second device, the controller determines a communication path in the mesh network for transmission of the data to the network communication network from the first communication control device that receives the data, performs mutual authentication with the second communication control device communicating via the communication path and the network communication network, and thereafter transmits encrypted data obtained by encrypting the data to the second communication control device.

Abstract: A handling system according to an embodiment handles/processes plural kinds of articles. The handling system includes first and second conveyance devices, and a control device. The first conveyance device transports a processing target article among the articles to a work area for a robot to handle/process the target article. The second conveyance device transports the target article to a work area for as operator to handle/process the target article. The control device determines by which of the robot or the operator the target article is processed according to process information generated based on an article handling/processing result by the robot in past. The control device transports the target article to the first conveyance device when the target article is determined to be processed by the robot and transports the target article to the second conveyance device when the target article is determined to be processed by the operator.

Abstract: A method for welding copper-including members includes laser-welding a first member that includes copper, and a second member that includes copper and is located adjacent to the first member. A welding surface of the first member and a welding surface of the second member are melted by moving an irradiation position of a laser to turn in a spiral shape while approaching a center of the spiral when irradiating the laser on the welding surface of the first member and the welding surface of the second member.

Abstract: A remote I/O system includes an information network control module, I/O interface modules, and a remote I/O module. The information network control module includes a common memory and a second control IC. The second control IC includes a variation detecting circuit that includes a data latch buffer that stores read data from an information network; and a variation detection memory that stores data previously read from the information network. The variation detecting circuit compares data stored in the data latch buffer with data stored in the variation detection memory, to detect a variation in the data. The second control IC transmits, to the I/O interface module, by cyclic scan transmission, data from one of the scan memory areas corresponding to the data having the variation detected by the variation detecting circuit.

Abstract: A battery module according to an embodiment includes a battery; a breaker that switches electrical connection of an output line from the battery to outside; a power source switch circuit that receives an internal source voltage supplied from the battery, an external source voltage supplied from an external power source, and an boot signal from outside, and switches a source of power that supplies source voltage from the external power source to the battery when at least one of the external source voltage and the boot signal is at a second level; and a control circuit that uses, as power supply, the source voltage that is output from the power source switch circuit, and controls operation of the breaker and of the power source switch circuit.

Abstract: According to the present embodiment, a picking system includes a control device configured to control a suction device and a moving device, wherein when it is determined that a transport target article needs to be moved to a transport target position with a front side and back side of the transport target article turned over, the control device causes a suction unit to suction the transport target article, the moving device to transport the transport target article to a position above the transport target position, a turning-over section to set the suction hand to an orientation in which the transport target article is positioned above the suction unit and a direction substantially orthogonal to the suction surface is inclined with respect to the gravity direction.

Abstract: A rotary electric device includes a stator, and a rotor including a rotor core having magnetic poles and permanent magnets at the magnetic poles. Each of two embedding holes in each magnetic pole includes a loading region in which the permanent magnet is loaded, an inner periphery-side gap, and an outer periphery-side gap. Defining D as the minimum distance from the outer periphery-side gap to an outer peripheral surface of the rotor core, Was the width of a teeth of the stator, H0 as the sum of the magnetomotive forces generated in the portion corresponding to a magnetic pole angle ? in one magnetic pole, and H1 as the magnetomotive force generated in one tooth, the rotor core is formed such that D?W×(H0/H1).

Abstract: A control device comprises a first interface, a second interface, a processor, and a third interface. A first interface is configured to acquire a captured image of an article. A second interface is configured to transmit and receive data to and from an input/output device. A processor is configured to cause the input/output device to display an article image based on the captured image, receive an input of a position and an angle of a grip portion model of a grip portion that grips the article from the input/output device through the second interface, display the grip portion model on the article image, and generate a gripping plan. A third interface configured to transmit the gripping plan to a control unit of a gripping device including the grip portion.

Abstract: According to one embodiment, in a stator, bridge parts of seventh coil segments extend in a direction departing from one end surface while being inclined at a predetermined inclination angle from an axial direction of a stator core to the outside of a radial direction. Regarding the bridge parts of the seventh coil segments adjacent to each other in the radial direction of the stator core, when the same cross-sections defined by the radial direction and the axial direction is viewed from a circumferential direction of the stator core, a first inclination angle of the bridge part positioned relatively in an inner side of the radial direction is smaller than a second inclination angle of the bridge part positioned relatively in an outer side of the radial direction.

Abstract: According to one embodiment, a stator includes a stator core and coils having a rectangular cross-section. In one or more slots, a first rectangular conductor, which is positioned innermost in a radial direction and in which a pair of short sides in a cross section face in the radial direction, and a second rectangular conductor, which is positioned outer side of the radial direction than is the first rectangular conductor and in which a pair of long sides in the cross-section face in the radial direction, are disposed. The first rectangular conductor includes a bending part bent toward a circumferential direction. The second rectangular conductor includes a bending part bent toward the circumferential direction and a twisted part twisted about the circumferential direction.

Abstract: According to an embodiment, a storage battery management device includes: a memory configured to store therein storage battery characteristics of a storage battery unit as a storage battery characteristics table; and one or more processors coupled to the memory. The one or more processors are configured to: acquire the storage battery characteristics based on storage battery information output from the storage battery unit; update the storage battery characteristics table based on the acquired storage battery characteristics; and estimate SOC of the storage battery unit by referring to the updated storage battery characteristics table.

Abstract: A communication control device according to an embodiment includes a communication unit and a notification unit. The communication unit is configured to communicate with a first device and a second device, wirelessly communicate with at least one of the first device and the second device, and transmit data acquired by the first device to the second device. The notification unit is configured to cause the communication unit to transmit predetermined information to the second device when a state of communication with the first device is a predetermined state or behavior of the communication control device is predetermined behavior.