Kazuya Watanabe has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: An information processing device of an embodiment. includes an extractor configured to extract a feature of a unique utterance from an utterance of a user on the basis of an utterance history of the user for a voice user interface and an estimator configured to estimate a proficiency level of the user for the voice user interface on the basis of the feature extracted by the extractor.
Abstract: An information processing device of an embodiment includes a determiner configured to determine priority of metadata on the basis of an importance level indicating a degree of importance a user to each of a plurality of pieces of content and an amount of information of the metadata that is attached to each of the plurality of pieces of content and a notifier configured to notify the user of the metadata on the basis of the priority determined by the determiner.
Abstract: According to an embodiment, an information providing device includes a provider configured to provide a mobile communication device of a user with information to be output from the mobile communication device in an online state on the basis of information acquired from the mobile communication device, a schedule acquirer configured to acquire a schedule of the user, a schedule predictor configured to predict a schedule of the user, an estimator configured to estimate a situation in which the mobile communication device of the user will be in an offline state in the future on the basis of the schedule acquired by the schedule acquirer and the schedule predicted by the schedule predictor, and a retention information determiner configured to determine information to be retained in the mobile communication device on the basis of an estimation result of the estimator.
Abstract: A rotational angle detection apparatus is provided with a magnet disposed so as to be rotatable integrally with an axis of rotation, having a substantially circular shape when viewed along the axis of rotation, and including a magnetization vector component in a direction orthogonal to the axis of rotation; a magnetic sensor that outputs a sensor signal on the basis of change in a magnetic field accompanying rotation of the magnet; and a rotational angle detector that detects a rotational angle of the rotating body on the basis of the sensor signal output by the magnetic sensor; wherein the magnet has a curved inclined surface with a concave shape along the axis of rotation from a prescribed position on the outer side in a radial direction toward the axis of rotation, and when a circular virtual plane orthogonal to the axis of rotation and centered at the axis of rotation is established at a position opposed to the curved inclined surface, the magnetic sensor is disposed at a position at which the amplitudes
Abstract: Provided is a technology that suppresses the removal of collector layers in the planarization process while suppressing the snapback phenomenon. A semiconductor device related to a technology disclosed in the present specification includes a drain layer of first conductivity type in a part of a lower surface a drift layer, a plurality of collector layers of second conductivity type in parts of the lower surface of the drift layer, and a dummy layer of the first conductivity type interposed between the plurality of collector layers in parts of the lower surface of the drift layer, in which a width of the dummy layer 3 in a first direction, which is the direction in which the dummy layer is interposed between the plurality of collector layers, is narrower than a width of the drain layer in the first direction.
Abstract: A periphery monitoring apparatus includes: a display processing unit configured to display, on a display, a peripheral image representing a virtual gaze area including a virtual gaze point viewed from a virtual viewpoint in a virtual space in which a situation in a periphery of a vehicle is reflected, based on a captured image acquired by capturing an image of the periphery of the vehicle; and a change processing unit configured to change a viewpoint radius corresponding to a distance between the virtual gaze point and the virtual viewpoint and a viewing angle corresponding to a range of the virtual gaze area viewed from the virtual viewpoint in accordance with a change in a situation on a left side or a right side in a traveling direction of the vehicle.
Abstract: Provided is a magnetic field detection device that includes a first soft magnetic body and a magnetic detector. The first soft magnetic body includes a first plate and a first protrusion. The first plate includes a first surface including a first outer edge. The first protrusion is provided at a first arrangement position in the first surface and includes a first tip on opposite side to the first surface. The first arrangement position is set back from the first outer edge. The magnetic detector is provided in the vicinity of the first tip.
Abstract: An object is to provide a magnetic sensor module that suppresses a size of a magnetic sensor chip while applying a uniform calibration magnetic field to a magneto-resistive element. Provided is a magnetic sensor module comprising an IC chip having a first coil; and a magnetic sensor chip that is disposed on a surface of the IC chip and includes a first magnetic sensor that detects magnetism in a direction of first axis, wherein a planar shape of the IC chip encompasses a planar shape of the magnetic sensor chip, and the first coil has a planar shape including three or more sides, and is, when seen in a cross section along at least one side of the planar shape, is formed so as to cover a region, in a direction of the one side, of the first magnetic sensor.
Abstract: Provided is a temperature measuring instrument 7 for a high temperature and pressure furnace having a structure capable of preventing relative displacement of an insulating tube 10 with respect to a pair of metal bodies 8a and 8b. A distal end engaging portion 22 is provided in an axial direction end portion of the insulating tube 10. The temperature measuring instrument 7 is additionally provided with connecting members 15 and 17 which connect distal end portions of the pair of metal bodies 8a and 8b to one another. The insulating tube 10 is locked to the connecting members 15 and 17 at the distal end engaging portion 22 in such a way as to restrict relative displacement in the circumferential direction with respect to the pair of metal bodies 8a and 8b.
Abstract: An engine is provided, which includes a combustion chamber defined by a crown surface of a piston, an inner wall surface of a cylinder in which the piston is slidably accommodated, and a pentroof-type ceiling surface formed in a cylinder head and formed with an intake port and an exhaust port. The crown surface includes an exhaust-side bottom part, an intake-side bottom part, an exhaust-side sloped surface rising toward a center part of the crown surface from the exhaust-side bottom part, an intake-side sloped surface rising toward the center part from the intake-side bottom part, and a flat surface provided continuously between upper ends of the exhaust-side and intake-side sloped surfaces, and extending perpendicularly to a cylinder axial direction in the center part of the crown surface. A surface area of the flat surface is larger than a surface area of the exhaust-side sloped surface.
Abstract: A magnetic sensor device includes a first magnetic sensor, a second magnetic sensor, and a soft magnetic structure. The first magnetic sensor generates a detection value corresponding to a component in a direction parallel to an X direction of an external magnetic field. The second magnetic sensor generates a detection value corresponding to a component in a direction parallel to a Y direction of the external magnetic field. In the presence of a residual magnetization in the X direction in the soft magnetic structure, a magnetic field that is based on the residual magnetization and contains a component in the ?X direction is applied to the first magnetic sensor. In the presence of a residual magnetization in the Y direction in the soft magnetic structure, a magnetic field that is based on the residual magnetization and contains a component in the ?Y direction is applied to the second magnetic sensor.
Abstract: An air-conditioning apparatus includes a controller configured to operate in a heating normal operation mode and a heating-defrosting operation mode. In a case of switching from the heating normal operation mode to the heating-defrosting operation mode, the controller makes a selection from an initial control mode 1, in which control is performed such that an initial frequency of the compressor is set to a predetermined maximum frequency and an initial opening degree of the flow control device is set to an opening degree lower than a predetermined maximum opening degree, and an initial control mode 2, in which control is performed such that the initial opening degree of the flow control device is set to the predetermined maximum opening degree and the initial frequency of the compressor is set to a frequency lower than the predetermined maximum frequency, to execute the heating-defrosting operation mode.
April 11, 2019
May 19, 2022
Mitsubishi Electric Corporation
Kazuya WATANABE, Shohei ISHIMURA, Koji FUKUI, Kojiro KATAYAMA, Kosuke TANAKA, Kazuki OKADA, Kazushige BABA
Abstract: A metal gasket includes: a straight section provided with a bolt hole; a bead section raised from an inner peripheral edge of the straight section toward one side of the direction of the thickness of the gasket; and a bent section bent from an outer peripheral edge of the straight section toward the other side of the direction of the thickness of the gasket. When metal gasket is compressively sandwiched by a pair of housings, bead section elastically deforms to decrease height, and straight section elastically deforms, whereby the inner peripheral edge of the straight section contacts one of the housings, the outer peripheral edge of the straight section contacts the other housing, and the bent section contacts the one of the housings. A gasket installation determination projection is part of the periphery and provided on the outer peripheral edge of the bent section or of the straight section.
Abstract: Provided is a magnetic field detection device that includes a first and second soft magnetic bodies, and a magnetic detector. The first and second soft magnetic bodies extend along a first plane and are disposed in confronted relation in a third direction. The first plane includes both a first direction and a second direction orthogonal to the first direction. The third direction is orthogonal to both the first and second directions. The magnetic detector is provided between the first and second soft magnetic bodies in the third direction.
Abstract: A magnetic sensor of the present invention has an elongate element portion having a magnetoresistive effect and a pair of elongate soft magnetic bodies that are arranged along the element portion on both sides of the element portion with regard to a short axis thereof. Each soft magnetic body includes a central portion that is adjacent to the element portion from one end to another end of the element portion with regard to a long axis direction thereof and a pair of end portions that protrude from the central portion in the long axis direction. A width of at least one of the end portions gradually decreases in a direction away from the central portion in at least a part of the end portions in the long axis direction thereof.
Abstract: A periphery monitoring apparatus includes: an image capturing unit configured to generate a captured image by capturing a periphery of a mobile body; and a controller configured to generate, from the captured image, a peripheral image representing a view from a virtual viewpoint that is set at a relative position to a current position of the mobile body depending on a movement of the mobile body, generate a display image in which a mobile body image representing a position of the mobile body is superimposed on the peripheral image, and display the mobile body image to fix a position of the mobile body image in the display image.
Abstract: An air-conditioning apparatus includes a main circuit in which a compressor, a flow switching device, an indoor heat exchanger, a pressure reducing device, and a plurality of parallel heat exchangers connected in parallel with each other are connected by pipes, a bypass pipe, a flow control device provided to the bypass pipe and configured to adjust a flow rate of refrigerant flowing through the bypass pipe, an evaporating pressure sensor configured to measure an evaporating pressure of the refrigerant, and a controller. The air-conditioning apparatus is configured to operate in a normal heating operation mode and a heating-defrosting operation mode. When an operation associated with the normal heating operation mode is switched to an operation associated with the heating-defrosting operation mode, the controller adjusts an opening degree of the flow control device using the evaporating pressure in the parallel heat exchanger and a driving frequency of the compressor.
Abstract: A towing assistance apparatus includes an image acquisition unit successively acquiring a rear image and a lateral image serving as a surrounding image captured by an imaging unit that is provided at a towing vehicle to which a towed vehicle is configured to be connected, an angle acquisition unit acquiring a connection angle between the towing vehicle and the towed vehicle, and a display processing unit switching the surrounding image displayed at a display unit from the lateral image to the rear image in a case where the connection angle becomes equal to or greater than a first angle at which a change control for decreasing the connection angle is impossible by a steering of the towing vehicle during a rearward driving thereof in a state where the lateral image is displayed and the towing vehicle to which the towed vehicle is connected is in a rearward driving available state.
Abstract: An air-conditioning apparatus includes a main circuit in which a compressor, a load side heat exchanger, a first pressure reducing device, and a plurality of parallel heat exchangers connected in parallel with each other are connected by pipes, a bypass pipe diverting a portion of refrigerant discharged by the compressor, a flow switching unit connecting a parallel heat exchanger to be defrosted to the bypass pipe, a plurality of flow rate control devices controlling flow rates of refrigerant flowing through the plurality of parallel heat exchangers, and a controller which controls, in the heating-defrosting operation mode or in the heating operation mode after execution of the heating-defrosting operation mode, the flow rate control devices to control, in accordance with a frost state of a parallel heat exchanger functioning as an evaporator among the plurality of parallel heat exchangers, the flow rate of refrigerant flowing through the parallel heat exchanger.
Abstract: A microcomputer stores an offset correction value for correcting an offset of a detected current along with a pulse shift for each of a detected current of a maximum phase to which power is supplied for the longest time among three phases and a detected current of a minimum phase to which power is supplied for the shortest time among the three phases, and corrects the detected current of each of the phases with use of the stored offset correction values for the detected current of the maximum phase and the detected current of the minimum phase.