Patents by Inventor Kouichi Nakamura
Kouichi Nakamura 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).
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Patent number: 11949360Abstract: A control device is configured to control an operation of a control target. The control device is configured to monitor an abnormality. The control device is configured to store abnormality information according to an abnormality monitor result. When the abnormality of a monitor target is detected, an abnormality treatment confirmation determination related to a transition determination to an abnormality treatment due to an occurrence of the abnormality is different from an abnormality storage confirmation determination that causes the control device to store, as the abnormality information, the abnormality of the monitor target.Type: GrantFiled: February 10, 2022Date of Patent: April 2, 2024Assignee: DENSO CORPORATIONInventors: Kouichi Nakamura, Nobuyori Nakazima
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Patent number: 11903285Abstract: A display device of the present disclosure includes an organic EL layer formed on a circuit portion, which is formed on a substrate, with an insulating film interposed therebetween, a cathode electrode formed on the organic EL layer in common to all pixels, and a metal wiring provided on an outer peripheral portion of an effective pixel region and electrically connecting the cathode electrode to a wiring of the circuit portion. Then, the metal wiring has a recess or a projection on a contact surface in a connection portion with the cathode electrode. Furthermore, an electronic device according to the present disclosure has the display device having the above configuration.Type: GrantFiled: May 27, 2022Date of Patent: February 13, 2024Assignee: Sony Semiconductor Solutions CorporationInventor: Kouichi Nakamura
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Patent number: 11770089Abstract: A rotary electric machine control device is configured to control driving of a rotary electric machine having a motor winding. The rotary electric machine control device includes a plurality of inverter units and a plurality of control units. Each of the plurality of inverter units is configured to switch current supply to the motor winding. The plurality of control units are configured to communicate with each other. Each of the plurality of control units is configured control a corresponding inverter, select a drive mode, monitor an abnormality, and store abnormality information according to an abnormality monitor result.Type: GrantFiled: February 10, 2022Date of Patent: September 26, 2023Assignee: DENSO CORPORATIONInventors: Kouichi Nakamura, Nobuyori Nakazima
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Patent number: 11716048Abstract: A current detection unit includes current detection elements provided to phases on a high potential side of an upper arm element or on a low potential side of a lower arm element. A detection target element is the upper arm element or the lower arm element to which the current detection elements are provided. A target duty is a duty ratio of the detection target element. The control unit includes a current acquisition unit, an energization control unit, and an abnormality determination unit. The current acquisition unit acquires a current detection value from the current detection unit. The abnormality determination unit performs an abnormality determination based on the current detection value. The abnormality determination unit varies a determination threshold, which is used for the abnormality determination based on the current detection value, according to the target duty.Type: GrantFiled: March 29, 2022Date of Patent: August 1, 2023Assignee: DENSO CORPORATIONInventors: Kouichi Nakamura, Nobuyori Nakazima, Go Endoh
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Patent number: 11612809Abstract: An input interface system for a game wherein the game progresses in the virtual world based on points that are applied corresponding to the distance of travel of a user in the real world, and event processes that are generated accompanying travel of the user are carried out sequentially, comprising: inputting means for receiving an input of a user operation in respect to a virtual object that appears in an event process, and event execution processing means for progressing the game by defining that an event process has been performed when a user operation is inputted correctly into the inputting means, wherein: the user operation is a path inputting operation wherein a path is drawn on a touch screen, and the event execution processing means perform an event process based on the shape of the path that was drawn in the path inputting operation and on the relative positioning with a virtual objectType: GrantFiled: October 31, 2018Date of Patent: March 28, 2023Inventors: Kouichi Nakamura, Kazuya Asano
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Patent number: 11541930Abstract: Control circuits control inverter circuits provided in correspondence to the control circuits by a drive mode selected from a plurality of drive modes. A cooperative drive mode is for controlling a current supply to motor windings by a plurality of systems by using a value acquired from the other control circuit via communication. An independent drive mode is for controlling the current supply to the motor windings by the plurality of systems without using the value acquired from the other control circuit. A one-system drive mode is for controlling the current supply to the motor winding by one system without using the value acquired from the other control circuit. The control circuits set the drive mode to a cooperative drive mode when inter-computer communication is normal. The control circuits set the drive mode to an independent drive mode or a one-system drive mode thereby differentiating an output characteristic of a motor from that in the cooperative drive mode.Type: GrantFiled: August 6, 2020Date of Patent: January 3, 2023Assignee: DENSO CORPORATIONInventors: Hiroyasu Ootake, Nobuyori Nakazima, Kouichi Nakamura
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Patent number: 11465047Abstract: To eliminate or simplify routine operations in event processes for battles and the like that occur during a game, without negatively affecting the enjoyability of the game. In the course of advancing a game by sequentially performing repeatedly-occurring routine event processes, an individual input step for accepting individual inputs of user operations for each of a plurality of objects to be processed appearing in a routine event process, and a batch operation input step for accepting a single batch completion operation for processing the plurality of objects to be processed in a batch are executed. When all of the plurality of objects to be processed have been processed by a batch operation input unit, the event process is considered as having been performed and the game is advanced. The batch completion operation is an action such as tilting or shaking an information processing terminal or inputting noise via wind pressure.Type: GrantFiled: March 29, 2018Date of Patent: October 11, 2022Inventors: Kouichi Nakamura, Kazuya Asano
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Publication number: 20220293716Abstract: A display device of the present disclosure includes an organic EL layer formed on a circuit portion, which is formed on a substrate, with an insulating film interposed therebetween, a cathode electrode formed on the organic EL layer in common to all pixels, and a metal wiring provided on an outer peripheral portion of an effective pixel region and electrically connecting the cathode electrode to a wiring of the circuit portion. Then, the metal wiring has a recess or a projection on a contact surface in a connection portion with the cathode electrode. Furthermore, an electronic device according to the present disclosure has the display device having the above configuration.Type: ApplicationFiled: May 27, 2022Publication date: September 15, 2022Inventor: Kouichi Nakamura
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Patent number: 11424427Abstract: A display device of the present disclosure includes a pixel region including a pixel including a light emitting unit arranged on a substrate, and, in the pixel region, an anode electrode of the light emitting unit is provided with a region including a pixel inclined with respect to a substrate surface. Then, an electrode surface of the anode electrode has an inclination angle according to a surface shape of a base insulating layer. An electronic device of the present disclosure includes the display device having the configuration described above.Type: GrantFiled: March 15, 2019Date of Patent: August 23, 2022Assignee: Sony Semiconductor Solutions CorporationInventor: Kouichi Nakamura
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Patent number: 11400971Abstract: An ECU includes a plurality of control circuits which is configured to control driving of a motor and communicate each other. The control circuits are configured to switch control modes including an ADS mode for controlling the driving of the motor based on a steering angle command ?s* and a torque control mode for controlling the driving of the motor based on a torque command value. A first control circuit, which calculates an EPS current command value shared by the plurality of control circuits in an EPS mode, and a second control circuit, which calculates an ADS current command value shared by the plurality of control units in an ADS mode, are different. This makes it possible to reduce a calculation load as compared with a case where the same control circuit serves as an EPS master and an ADS master.Type: GrantFiled: April 17, 2020Date of Patent: August 2, 2022Assignee: DENSO CORPORATIONInventors: Kouichi Nakamura, Nobuyori Nakazima, Yoshihide Kuroda
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Publication number: 20220224275Abstract: A current detection unit includes current detection elements provided to phases on a high potential side of an upper arm element or on a low potential side of a lower arm element. A detection target element is the upper arm element or the lower arm element to which the current detection elements are provided. A target duty is a duty ratio of the detection target element. The control unit includes a current acquisition unit, an energization control unit, and an abnormality determination unit. The current acquisition unit acquires a current detection value from the current detection unit. The abnormality determination unit performs an abnormality determination based on the current detection value. The abnormality determination unit varies a determination threshold, which is used for the abnormality determination based on the current detection value, according to the target duty.Type: ApplicationFiled: March 29, 2022Publication date: July 14, 2022Inventors: Kouichi NAKAMURA, Nobuyori NAKAZIMA, Go ENDOH
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Patent number: 11367772Abstract: A display device of the present disclosure includes an organic EL layer formed on a circuit portion, which is formed on a substrate, with an insulating film interposed therebetween, a cathode electrode formed on the organic EL layer in common to all pixels, and a metal wiring provided on an outer peripheral portion of an effective pixel region and electrically connecting the cathode electrode to a wiring of the circuit portion. Then, the metal wiring has a recess or a projection on a contact surface in a connection portion with the cathode electrode. Furthermore, an electronic device according to the present disclosure has the display device having the above configuration.Type: GrantFiled: December 19, 2018Date of Patent: June 21, 2022Assignee: Sony Semiconductor Solutions CorporationInventor: Kouichi Nakamura
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Publication number: 20220166365Abstract: A control device is configured to control an operation of a control target. The control device is configured to monitor an abnormality. The control device is configured to store abnormality information according to an abnormality monitor result. When the abnormality of a monitor target is detected, an abnormality treatment confirmation determination related to a transition determination to an abnormality treatment due to an occurrence of the abnormality is different from an abnormality storage confirmation determination that causes the control device to store, as the abnormality information, the abnormality of the monitor target.Type: ApplicationFiled: February 10, 2022Publication date: May 26, 2022Inventors: KOUICHI NAKAMURA, NOBUYORI NAKAZIMA
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Publication number: 20220166360Abstract: A rotary electric machine control device is configured to control driving of a rotary electric machine having a motor winding. The rotary electric machine control device includes a plurality of inverter units and a plurality of control units. Each of the plurality of inverter units is configured to switch current supply to the motor winding. The plurality of control units are configured to communicate with each other. Each of the plurality of control units is configured control a corresponding inverter, select a drive mode, monitor an abnormality, and store abnormality information according to an abnormality monitor result.Type: ApplicationFiled: February 10, 2022Publication date: May 26, 2022Inventors: KOUICHI NAKAMURA, NOBUYORI NAKAZIMA
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Patent number: 11332184Abstract: An ECU including a control circuit is provided to control driving of a motor, which outputs at least a part of torque required for steering a vehicle. The control circuit is configured to switch control modes including an ADS mode for controlling driving of the motor based on an angle command value and an EPS mode for controlling the driving of the motor based on a basic assist command value which is a torque command value. The control circuit is configured to change the calculation cycle period of at least a part of the calculations related to the driving control of the motor according to the selected control mode. Accordingly, an appropriate calculation cycle period can be set for each calculation related to the driving control of the motor according to the control mode, and the calculation load can be reduced.Type: GrantFiled: April 17, 2020Date of Patent: May 17, 2022Assignee: DENSO CORPORATIONInventors: Kouichi Nakamura, Nobuyori Nakazima
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Publication number: 20220126784Abstract: A gas generator includes a substantially cylindrical cup with bottom where a gas generating agent is accommodated, the cup including one axial end as an opening end, and a substantially columnar holder to which the cup is coaxially assembled to close the opening end, the holder holding an igniter such that an ignition portion faces the gas generating agent. An annular step portion is provided at a periphery of an axial end of the holder on a side facing the cup. The cup is fixed to the holder by fitting the opening end to the annular step portion and providing an annular welded portion at the opening end, the annular welded portion being joined to the annular step portion so as to extend along a circumferential direction of the cup.Type: ApplicationFiled: January 17, 2020Publication date: April 28, 2022Applicant: NIPPON KAYAKU KABUSHIKI KAISHAInventors: Shinya YABUUCHI, Yoshiki TSUTSUMI, Kouichi NAKAMURA, Petr HOLUB, Radek SIMARA
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Patent number: 11285992Abstract: A rotating electric machine control device has an electronic control unit, or an ECU that controls driving of a motor having motor windings, and includes mutually-communicable plural control units. The control unit includes a basic instruction calculation unit, a field-weakening calculation unit, and a current control calculation unit and a PWM (pulse width modulation) output unit. The current control calculation unit and the PWM output unit generate a PWM signal based on d-axis current instruction values and q-axis current instruction values that are calculated based on basic current instruction values and field-weakening d-axis current instruction value. At least a part of the instruction values used for generation of the PWM signal is shared by the plural control units.Type: GrantFiled: May 5, 2020Date of Patent: March 29, 2022Assignee: DENSO CORPORATIONInventors: Kouichi Nakamura, Nobuyori Nakazima, Atsuko Oka
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Patent number: 11207595Abstract: A virtual map displaying system for a location-based game wherein the game is progressed in a virtual world through the linking to the position of a user in the real world, comprising: a real map storing portion for storing real map information that includes geographical information in the real world and text information relating to the geographical information; a virtual display data generating portion for generating and displaying virtual display data by superimposing, on the real map information, virtual objects relating to virtual geographical information corresponding to the geographical information in the real world in accordance with the progress of the game; and a related information displaying portion for displaying on a block, so as to be visually recognizable, text information that relates to geographical information that corresponds to a display location of a virtual object.Type: GrantFiled: March 9, 2018Date of Patent: December 28, 2021Inventors: Kouichi Nakamura, Kazuya Asano
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Patent number: 11205988Abstract: A motor control device includes at least one power converter. The at least one power converter is connected between a DC power supply and a motor. The at least one power converter converts a DC electric power into a multi-phase AC electric power by operating a plurality of switching elements and supplies the multi-phase AC electric power to the motor. The motor control device calculates a command value for operating the at least one power converter to control electrical conduction to the motor. The motor control device determines an overcurrent fault when a value of a current flowing through the at least one power converter or a motor winding of the motor exceeds an overcurrent threshold value. The motor control device estimates or detects a power supply current that is a direct current flowing between the DC power supply and the at least one power converter.Type: GrantFiled: August 24, 2020Date of Patent: December 21, 2021Assignee: DENSO CORPORATIONInventors: Nobuyori Nakazima, Go Endoh, Kouichi Nakamura
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Patent number: 11104375Abstract: A rotary electric machine control device is provided to control a motor having motor winding sets and includes a plurality of inverter circuits and a plurality of control circuits capable of mutual communication. The inverter circuits switch over the current supply to the motor winding sets. The control circuits include driver control sections, which control the inverter circuits provided correspondingly, and abnormality monitor sections, which monitor the abnormality. The abnormality monitor sections monitor the abnormality of the own system and the other system based on the plurality of abnormality information. The driver control sections change a control mode according to the abnormal state. It is thus possible to control the driving of the motor appropriately based on the abnormality state.Type: GrantFiled: March 31, 2020Date of Patent: August 31, 2021Assignee: DENSO CORPORATIONInventors: Kouichi Nakamura, Nobuyori Nakazima