Abstract: A magnetorheological fluid with balanced viscosity and sedimentation properties includes: a magnetic material; a medium to allow the magnetic material to be dispersed therein; a dispersant to disperse the magnetic material within the medium while forming a magnetic material holding structure to hold the magnetic material; and a reinforcing agent to reinforce the magnetic material holding structure. An amount of the magnetic material is 25 wt % to 75 wt % relative to a sum of the medium and the magnetic material. An amount of the medium is 25 wt % to 75 wt % relative to the sum of the medium and the magnetic material. An amount of the dispersant is 0.5 wt % to 6 wt % relative to the sum of the medium and the magnetic material. An amount of the reinforcing agent is 5 wt % to 300 wt % relative to a weight of the dispersant.

Abstract: A magnetorheological fluid with balanced viscosity and sedimentation properties includes: a magnetic material; a medium to allow the magnetic material to be dispersed therein; a dispersant to disperse the magnetic material within the medium while forming a magnetic material holding structure to hold the magnetic material; and a reinforcing agent to reinforce the magnetic material holding structure. An amount of the magnetic material is 25 wt % to 75 wt % relative to a sum of the medium and the magnetic material. An amount of the medium is 25 wt % to 75 wt % relative to the sum of the medium and the magnetic material. An amount of the dispersant is 0.5 wt % to 6 wt % relative to the sum of the medium and the magnetic material. An amount of the reinforcing agent is 5 wt % to 300 wt % relative to a weight of the dispersant.

Abstract: A magnetorheological fluid utilizing properties of thixotropic agents and having well-balanced sedimentation properties includes: a magnetic material; a medium to allow the magnetic material to be dispersed therein; and at least one dispersant selected from sepiolite and smectite or a dispersant including sepiolite and bentonite.

Abstract: An electronic device and method for three-dimensional (3D) reconstruction based on camera motion information is provided. The electronic device receives a set of images of a three-dimensional (3D) physical space captured by one or more image sensors. The electronic device further receives metadata associated with each of the set of images. The metadata may include at least motion information associated with the one or more image sensors that captured the set of images. The electronic device applies a neural network model on the received metadata. The electronic device determines a first set of images from the received set of images based on the application of the neural network model on the received metadata. The electronic device constructs a 3D model of a subject associated with the 3D physical space based on the determined first set of images.

Abstract: A circuit system for a railroad vehicle according to an embodiment includes a power conversion unit, a first converter, a second converter, a power storage unit, and a control unit. The power conversion unit converts power supplied from an overhead wire into power for driving a motor for running mounted on a railroad vehicle. The first converter converts power supplied from the overhead wire into DC power. The second converter converts power output from the first converter into power for driving a load mounted on the railroad vehicle. The power storage unit is electrically connected to an input side of the second converter. The control unit inputs regenerative power output from the power conversion unit to the first converter and inputs power output from the first converter to the power storage unit in a case where it is determined that the railroad vehicle is being regenerated.

Abstract: A walking vibration analysis apparatus 10 includes a binarization processing unit 11 that acquires walking vibration data specifying walking vibration produced in association with walking, and converts the acquired walking vibration data into binary data representing a value of vibration over time from a start of walking with two values, being high level and low level, and an individual determination unit 12 that specifies an individual from which the walking vibration data was acquired, by collating the binary data obtained through conversion with individual specification data created, for each individual in advance, by converting the walking vibration data of the individual into binary data.

Abstract: A circuit system for a railroad vehicle according to an embodiment includes a power conversion unit, a first converter, a second converter, a power storage unit, and a control unit. The power conversion unit converts power supplied from an overhead wire into power for driving a motor for running mounted on a railroad vehicle. The first converter converts power supplied from the overhead wire into DC power. The second converter converts power output from the first converter into power for driving a load mounted on the railroad vehicle. The power storage unit is electrically connected to an input side of the second converter. The control unit inputs regenerative power output from the power conversion unit to the first converter and inputs power output from the first converter to the power storage unit in a case where it is determined that the railroad vehicle is being regenerated.

Abstract: A method designs a semiconductor device that includes first and second wirings provided in an uppermost of wiring layers, and a setting part coupled to the first and second wirings and including third and fourth wirings provided in each of the wiring layers, and vias that electrically connect wirings of different wiring layers, wherein each of the third and fourth wirings in each of the wiring layers extends in one of 2 mutually perpendicular directions, and the third and fourth wirings in the wiring layers are arranged and connected so as to turn around using the vias as turn-around points. The method modifies a direction in which the third and fourth wirings extend in one wiring layer specified by layer information, and modifying a connection of the first and second wirings with respect to the third and fourth wirings in a lowermost of the wiring layers.

Abstract: A person detector detects a person in an area facing one door surface. An open/close detector detects whether the door is in an open or closed state. When a detected state of the door switches from a closed state to an open state, an open-state person detection information recorder records whether the person detector is detecting a person or not. When the state of the door detected by the open and close detection sensor switches from the open state to the closed state, a closed-state person detection information recorder records whether the person detector is detecting a person or not. A room entry and exit detector detects that there occurs an entry into the room and there occurs an exit out of the room on the basis of a content recorded by the open-state person detection information recorder and the closed-state person detection information recorder.

Abstract: Drive control equipment for a vehicle comprises: a plurality of power conversion devices respectively connected with a plurality of motors that convert DC power supplied from a DC power source to AC power and output this to said motors; a control device that controls the power conversion devices; a frame that accommodates said power conversion devices and the control device and having a ceiling wall facing below the vehicle floor; and a power unit having a cooler in which are installed a plurality of semiconductor elements constituting the power conversion devices; a first control board provided with a first connector connected with said semiconductor elements, arranged facing the cooler; and a second control board arranged in a direction orthogonal to said first control board and connected with a second connector connected with the first connector of said first control board.

Abstract: A method designs a semiconductor device that includes first and second wirings provided in an uppermost of wiring layers, and a setting part coupled to the first and second wirings and including third and fourth wirings provided in each of the wiring layers, and vias that electrically connect wirings of different wiring layers, wherein each of the third and fourth wirings in each of the wiring layers extends in one of 2 mutually perpendicular directions, and the third and fourth wirings in the wiring layers are arranged and connected so as to turn around using the vias as turn-around points. The method modifies a direction in which the third and fourth wirings extend in one wiring layer specified by layer information, and modifying a connection of the first and second wirings with respect to the third and fourth wirings in a lowermost of the wiring layers.

Abstract: A person detector detects a person in an area facing one door surface. An open/close detector detects whether the door is in an open or closed state. When a detected state of the door switches from a closed state to an open state, an open-state person detection information recorder records whether the person detector is detecting a person or not. When the state of the door detected by the open and close detection sensor switches from the open state to the closed state, a closed-state person detection information recorder records whether the person detector is detecting a person or not. A room entry and exit detector detects that there occurs an entry into the room and there occurs an exit out of the room on the basis of a content recorded by the open-state person detection information recorder and the closed-state person detection information recorder.

Abstract: Drive control equipment for a vehicle comprises: a plurality of power conversion devices respectively connected with a plurality of motors that convert DC power supplied from a DC power source to AC power and output this to said motors; a control device that controls the power conversion devices; a frame that accommodates said power conversion devices and the control device and having a ceiling wall facing below the vehicle floor; and a power unit having a cooler in which are installed a plurality of semiconductor elements constituting the power conversion devices; a first control board provided with a first connector connected with said semiconductor elements, arranged facing the cooler; and a second control board arranged in a direction orthogonal to said first control board and connected with a second connector connected with the first connector of said first control board.

Abstract: The present invention relates to an image processing apparatus that performs predetermined conversion processing with keeping the color of an original image and eliminating processing time necessary for color space conversion, when applying special effects on video signals. The image processing apparatus includes a video signal input section for receiving a video signal having a value represented in a first color space, a signal converting section for performing predetermined conversion processing on a signal having a value represented in a second color space that is different from the first color space, and a signal interface section for supplying the signal converting section with the video signal, received by the video signal input section, that has a value represented in the first color space as a substitute for the signal having a value represented in the second color space.

Abstract: An image special effect device includes: a graphic processor and a video processing block; the graphic processor converting coordinates in virtual three-dimensional space into two-dimensional coordinates on a display screen in accordance with a supply of information on the shape of a model in the virtual three-dimensional space, computing texture coordinates of an image that is pasted on the display screen and a reduction rate of the model on the display screen, and outputting information on the texture coordinates and reduction rate from an image data output unit; the video processing block writing input video data YUV into a memory after filtered by using a pre-filter coefficient corresponding to information on the reduction rate supplied from the graphic processor, and reading out the video data from the memory by using the supplied texture coordinates as information of read-address.

Abstract: An image transformation apparatus is provided, which includes a modeling unit 5 that calculates the coordinates of vertices of each polygon and calculates a pre-filter coefficient corresponding to a reduction ratio at the position of a vertex of each polygon, with respect to a model to which an image is attached to; a texture address unit 6 that converts the coordinates of vertices of each polygon calculated in the modeling unit 5 into the coordinates of each pixel and sets a read address for attaching an image to the model using the coordinates of each pixel; a filter coefficient unit 7 that converts a pre-filter coefficient calculated in the modeling unit 5 into a pre-filter coefficient at the position of each pixel; an H-direction pre-filter 9, an HV scan converter 10 and a V-direction pre-filter 11 that perform filtering on input image data with a pre-filter coefficient obtained through conversion in the filter coefficient unit 7; a texture memory 13 to which image data filtered in the H-direction pre-fil

Abstract: A special effect device by which an entirely new special picture effect is to be implemented in accordance with a read address control system.

Abstract: A special effect device by which a new special picture effect is to be implemented in accordance with a read address control system. The device includes an address signal generating unit which generates a readout address signal for picture signals stored in a frame buffer so tat the picture signals stored in the frame buffer will be output to each of a plurality of corresponding triangular areas of a preset size fractionated from the picture Signals stored in the frame buffer.

Abstract: A novel special picture effect is to be achieved by a read address control system. To this ends, a special effect device includes an address signal generating unit 3 for generating a readout address signal for picture signals stored in a frame buffer 2 so that such a special effect is achieved in which a picture corresponding to the picture signals stored in said frame buffer is rotationally moved about an optional point, provided to the outer rim of a display area at the time of display, as the center of rotation, so as to disappear to outside the display area.

Abstract: A special effect device by which an entirely new special picture effect is to be implemented in accordance with a read address control system. The device includes an address signal generating unit 3 which generates a readout address signal for picture signals stored in a frame buffer 2 so that, by rupturing a picture portion of an area at an optional position of a picture in the frame buffer, defined by a circle having a radius of an optional size, with the center of the circle as a rupturing point, a folded picture portion will be obtained which has the circumference of the circle as a topological boundary.