Patents by Inventor Kosuke Hirano
Kosuke Hirano 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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Publication number: 20250249769Abstract: An electrified vehicle includes: a motor including three-phase coils connected to each other at a neutral point; a power storage device; an inverter connected to the power storage device and configured to drive the motor; and a control device configured to, during external charging in which electric power supplied from an external power supply to the neutral point is supplied to the power storage device along with voltage conversion, control each phase of the motor and the inverter by setting a duty command using feedback control to cancel out a difference between a phase current and a phase current command based on a current command at the neutral point. The control device is configured to, when the phase current is in a transient state during the external charging, larger value for a gain in the feedback control than when the phase current is not in the transient state.Type: ApplicationFiled: January 13, 2025Publication date: August 7, 2025Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kosuke HIRANO
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Publication number: 20240278292Abstract: Provided is an ultrasonic shower cleaning device configured to apply an ultrasonic vibration to a cleaning liquid to perform cleaning. The ultrasonic shower cleaning device efficiently applies the ultrasonic vibration to the cleaning liquid flowing through a flow passage so as to allow the cleaning liquid to be ejected in a spot-like or linear fashion to an object to be cleaned without scattering the cleaning liquid. An ultrasonic shower cleaning device (1) includes: a vibrating body (20), which defines a part of the flow passage (48), and is configured to apply an ultrasonic vibration to the cleaning liquid; and a discharge port (47) configured to allow discharge of the cleaning liquid flowing from the flow passage. The vibrating body is provided so as to be continuous from an inside of the flow passage and project to an outside of the discharge port.Type: ApplicationFiled: September 28, 2020Publication date: August 22, 2024Inventors: Kosuke HIRANO, Yasuhiro IMAZEKI
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Publication number: 20230311567Abstract: The disclosure provides an automatic wheel configuring device that configures a wheel according to the inclination of a hub of a vehicle. The automatic wheel configuring device includes a detection device. The detection device takes an image of the hub or the wheel of the vehicle, and detects the positions of the hub bolts or the positions of the bolt holes of the wheel. The detection device includes an acquisition portion and a circle extraction portion. The acquisition portion acquires basic position information on the positions of the hub bolts or the positions of the bolt holes of the wheel. The circle extraction portion extracts a plurality of circles present in the captured image. Among the combinations of a plurality of circles, the circle extraction portion extracts a combination that matches the basic position information as a combination of hub bolts or a combination of bolt holes.Type: ApplicationFiled: February 16, 2023Publication date: October 5, 2023Applicant: Honda Motor Co., Ltd.Inventors: Daiki KUREI, Yosuke TANAKA, Kosuke HIRANO
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Publication number: 20200331388Abstract: An image display system includes an image capturing unit that is to be mounted on a vehicle, and is configured to capture an image of surroundings of the vehicle, a display unit configured to display a captured image captured by the image capturing unit, a stationary object detection unit configured to detect a stationary object contained in the captured image and a position of the stationary object in the captured image, a determination unit configured to determine whether or not the position of the stationary object in the captured image has changed, based on a plurality of the captured images successively captured while the vehicle is traveling, and a notification unit configured to provide a notification if it is determined by the determination unit that the position of the stationary object has not changed.Type: ApplicationFiled: March 24, 2017Publication date: October 22, 2020Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Kosuke HIRANO, Norichika YAMASHITA
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Patent number: 10742851Abstract: A captured image decision device includes a synchronizing signal extraction section extracting a vertical synchronizing signal and a horizontal synchronizing signal for use in displaying a captured image captured by a camera, a time measurement section measuring a pulse interval time period of the vertical synchronizing signal, a segment area setting section configured to divide a frame of the captured image displayed according to the pulse interval time period by a horizontal virtual line, thus setting a plurality of segment areas divided by the virtual line, a pulse number measurement section measuring a pulse number of the horizontal synchronizing signal corresponding to each segment area, and a decision section deciding whether an affirmation condition of the pulse number measured by the pulse number measurement section being equal to or greater than a predetermined value is satisfied or not.Type: GrantFiled: March 24, 2017Date of Patent: August 11, 2020Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Norichika Yamashita, Kosuke Hirano
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Publication number: 20190312993Abstract: A captured image decision device includes a synchronizing signal extraction section extracting a vertical synchronizing signal and a horizontal synchronizing signal for use in displaying a captured image captured by a camera, a time measurement section measuring a pulse interval time period of the vertical synchronizing signal, a segment area setting section configured to divide a frame of the captured image displayed according to the pulse interval time period by a horizontal virtual line, thus setting a plurality of segment areas divided by the virtual line, a pulse number measurement section measuring a pulse number of the horizontal synchronizing signal corresponding to each segment area, and a decision section deciding whether an affirmation condition of the pulse number measured by the pulse number measurement section being equal to or greater than a predetermined value is satisfied or not.Type: ApplicationFiled: March 24, 2017Publication date: October 10, 2019Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Norichika YAMASHITA, Kosuke HIRANO
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Patent number: 10232807Abstract: A control apparatus for the boost converter to reduce the total loss is proposed. The control apparatus for the boost converter which controls the boost converter in a power system, the system has a DC power source having source voltage; the boost converter including a switching device and boosting the source voltage by predetermined boost control including change of switching state of the switching device based on boost instruction voltage and outputs the boosted voltage to a load apparatus; and a voltage detecting device detecting output voltage of the boost converter, the control apparatus has: a boost controlling device performing the boost control; and an intermittent controlling device performing intermittent process of the boost control based on the detected output voltage to keep the output voltage within range including the boost instruction voltage which is used when the last boost control is performed.Type: GrantFiled: July 10, 2012Date of Patent: March 19, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaki Okamura, Naoyoshi Takamatsu, Kosuke Hirano
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Patent number: 10084379Abstract: The present invention minimizes system loss during execution of intermittent boosting. A boost converter control apparatus has: a target value setting device for setting a target value of output voltage that minimizes a loss of a power supply system including a DC power supply, a boost converter, and a loading apparatus; an intermittent controlling device for executing an intermittent process of boost control in such a manner that the output voltage is maintained in a range including the set target value; an average value calculating device for calculating an average value of the output voltage in an execution period of the intermittent process; and a target value correcting device for correcting the set target value to reduce a deviation between the calculated average value and the set target value.Type: GrantFiled: November 13, 2012Date of Patent: September 25, 2018Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaki Okamura, Naoyoshi Takamatsu, Hideto Hanada, Kenji Yamada, Kosuke Hirano
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Patent number: 10069396Abstract: A power system has a first control apparatus configured to generating a first command signal and a second command signal, to control the first converter on the basis of the first command signal, and to transmit the second command signal to a second control apparatus and the second control apparatus configured to control the second converter on the basis of the received second command signal. When it is requested that a state of each of the first and second converters is changed from a first state to a second state, the first control apparatus generates the first and second command signals so that the state of the second converter is changed to a third state in which both of the upper arm and the lower arm keep being in the OFF state, then the state of the first converter is changed from the first state to the second state, and then the state of the second converter is changed from the third state to the second state.Type: GrantFiled: December 11, 2017Date of Patent: September 4, 2018Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kosuke Hirano, Masaki Okamura, Toshifumi Yamakawa, Jun Fujita, Ryo Kamikawa
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Publication number: 20180166967Abstract: A power system has a first control apparatus configured to generating a first command signal and a second command signal, to control the first converter on the basis of the first command signal, and to transmit the second command signal to a second control apparatus and the second control apparatus configured to control the second converter on the basis of the received second command signal. When it is requested that a state of each of the first and second converters is changed from a first state to a second state, the first control apparatus generates the first and second command signals so that the state of the second converter is changed to a third state in which both of the upper arm and the lower arm keep being in the OFF state, then the state of the first converter is changed from the first state to the second state, and then the state of the second converter is changed from the third state to the second state.Type: ApplicationFiled: December 11, 2017Publication date: June 14, 2018Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kosuke HIRANO, Masaki OKAMURA, Toshifumi YAMAKAWA, Jun FUJITA, Ryo KAMIKAWA
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Patent number: 9899916Abstract: The present invention prevent a shortage of the output when an intermittent boost is executed. A control apparatus for controlling a boost converter that can boost power supply voltage by boost control has: an intermittent controlling device for executing the intermittent boosting in such a manner that output voltage is maintained in a voltage variation allowable range including a target value on the basis of the detected output voltage of the boost converter; an average value calculating device for calculating an average value of the output voltage in an execution period of the intermittent boosting; and a target value correcting device for correcting the set target value to increase it when the calculated average value is less than the target value and is less than a required voltage value of a loading apparatus.Type: GrantFiled: November 13, 2012Date of Patent: February 20, 2018Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaki Okamura, Naoyoshi Takamatsu, Hideto Hanada, Kenji Yamada, Kosuke Hirano
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Publication number: 20150303798Abstract: The present invention prevent a shortage of the output when an intermittent boost is executed. A control apparatus for controlling a boost converter that can boost power supply voltage by boost control has: an intermittent controlling device for executing the intermittent boosting in such a manner that output voltage is maintained in a voltage variation allowable range including a target value on the basis of the detected output voltage of the boost converter; an average value calculating device for calculating an average value of the output voltage in an execution period of the intermittent boosting; and a target value correcting device for correcting the set target value to increase it when the calculated average value is less than the target value and is less than a required voltage value of a loading apparatus.Type: ApplicationFiled: November 13, 2012Publication date: October 22, 2015Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaki Okamura, Naoyoshi Takamatsu, Hideto Hanada, Kenji Yamada, Kosuke Hirano
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Publication number: 20150280565Abstract: The present invention minimizes system loss during execution of intermittent boosting. A boost converter control apparatus has: a target value setting device for setting a target value of output voltage that minimizes a loss of a power supply system including a DC power supply, a boost converter, and a loading apparatus; an intermittent controlling device for executing an intermittent process of boost control in such a manner that the output voltage is maintained in a range including the set target value; an average value calculating device for calculating an average value of the output voltage in an execution period of the intermittent process; and a target value correcting device for correcting the set target value to reduce a deviation between the calculated average value and the set target value.Type: ApplicationFiled: November 13, 2012Publication date: October 1, 2015Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaki Okamura, Naoyoshi Takamatsu, Hideto Hanada, Kenji Yamada, Kosuke Hirano
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Publication number: 20150191133Abstract: A control apparatus for the boost converter to reduce the total loss is proposed. The control apparatus for the boost converter which controls the boost converter in a power system, the system has a DC power source having source voltage; the boost converter including a switching device and boosting the source voltage by predetermined boost control including change of switching state of the switching device based on boost instruction voltage and outputs the boosted voltage to a load apparatus; and a voltage detecting device detecting output voltage of the boost converter, the control apparatus has: a boost controlling device performing the boost control; and an intermittent controlling device performing intermittent process of the boost control based on the detected output voltage to keep the output voltage within range including the boost instruction voltage which is used when the last boost control is performed.Type: ApplicationFiled: July 10, 2012Publication date: July 9, 2015Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaki Okamura, Naoyoshi Takamatsu, Kosuke Hirano
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Patent number: 8895881Abstract: A power window switch has a case, a substrate disposed in the case, a window operation knob disposed on the case, a window lock button disposed on a front side of the window operation knob on the case, a window operation switch mechanism disposed in the case and activated in accordance with an operation of the window operation knob, a window lock switch mechanism disposed in the case and activated in accordance with an operation of the window lock button, and a connector having a terminal with a first terminal end protruding from the case and a second terminal end connected to the substrate. The window lock switch mechanism includes two conductive plate springs, and a pressing unit for pressing the plate springs.Type: GrantFiled: June 21, 2012Date of Patent: November 25, 2014Assignee: Omron Automotive Electronics Co., Ltd.Inventors: Takashi Nose, Manabu Sakai, Yasuhide Tanaka, Hidetoshi Yoshikawa, Akira Goto, Shiho Nakano, Takuya Nishioka, Tomohiro Takahashi, Yoshifumi Ohwa, Keiichi Shimizu, Daisuke Kitagawa, Kosuke Hirano, Masahiko Hara, Hiroaki Ohta
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Publication number: 20120325636Abstract: A power window switch has a case, a substrate disposed in the case, a window operation knob disposed on the case, a window lock button disposed on a front side of the window operation knob on the case, a window operation switch mechanism disposed in the case and activated in accordance with an operation of the window operation knob, a window lock switch mechanism disposed in the case and activated in accordance with an operation of the window lock button, and a connector having a terminal with a first terminal end protruding from the case and a second terminal end connected to the substrate. The window lock switch mechanism includes two conductive plate springs, and a pressing unit for pressing the plate springs.Type: ApplicationFiled: June 21, 2012Publication date: December 27, 2012Applicant: OMRON AUTOMOTIVE ELECTRONICS CO., LTD.Inventors: Takashi Nose, Manabu Sakai, Yasuhide Tanaka, Hidetoshi Yoshikawa, Akira Goto, Shiho Nakano, Takuya Nishioka, Tomohiro Takahashi, Yoshifumi Ohwa, Keiichi Shimizu, Daisuke Kitagawa, Kosuke Hirano, Masahiko Hara, Hiroaki Ohta