Patents by Inventor Shigeru Doi
Shigeru Doi 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: 12233842Abstract: A vehicle behavior control method is suitable for a vehicle behavior control device. The vehicle behavior control device includes: a lateral acceleration sensor, detecting lateral acceleration occurring in a vehicle body; a wheel speed sensor, detecting a wheel speed of a wheel; a steering angle sensor, detecting a steering angle of the wheel; a steering angle lateral acceleration calculation unit, calculating steering angle lateral acceleration from the wheel speed and the steering angle; and a yaw moment control unit, applying yaw moment to the vehicle body. In the vehicle behavior control method, when the lateral acceleration and the steering angle lateral acceleration meet a predetermined condition, a yaw moment directed inward in a turning direction of the vehicle body is applied by the yaw moment control unit.Type: GrantFiled: January 4, 2024Date of Patent: February 25, 2025Assignee: Honda Motor Co., Ltd.Inventors: Ryo Koyama, Masayuki Kikuchi, Shigeru Doi, Naoto Okubo
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Patent number: 12077140Abstract: The vehicle control system includes a braking force generating device (6, 22) configured to generate a braking force to shift a load of a vehicle to a side of front wheels thereof at an initial stage of a cornering, and a control device (31) configured to control the braking force generated by the braking force generating device. The control device calculates an additional deceleration (Gxadd) according to vehicle state information, calculates a requested fore and aft acceleration (Gxr) according to a requested fore and aft force (Fxr) for the vehicle, calculates a correction coefficient (K) for weakening the additional deceleration according to the requested fore and aft acceleration, corrects the additional deceleration by the correction coefficient, and calculates an additional braking force (Fbadd) to be generated by the braking force generating device according to the corrected additional deceleration.Type: GrantFiled: January 26, 2022Date of Patent: September 3, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Naoto Okubo, Shigeru Doi, Ryo Koyama, Masahiro Hirota
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Publication number: 20240286599Abstract: A vehicle behavior control method is suitable for a vehicle behavior control device. The vehicle behavior control device includes: a lateral acceleration sensor, detecting lateral acceleration occurring in a vehicle body; a wheel speed sensor, detecting a wheel speed of a wheel; a steering angle sensor, detecting a steering angle of the wheel; a steering angle lateral acceleration calculation unit, calculating steering angle lateral acceleration from the wheel speed and the steering angle; and a yaw moment control unit, applying yaw moment to the vehicle body. In the vehicle behavior control method, when the lateral acceleration and the steering angle lateral acceleration meet a predetermined condition, a yaw moment directed inward in a turning direction of the vehicle body is applied by the yaw moment control unit.Type: ApplicationFiled: January 4, 2024Publication date: August 29, 2024Applicant: Honda Motor Co., Ltd.Inventors: Ryo KOYAMA, Masayuki KIKUCHI, Shigeru DOI, Naoto OKUBO
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Patent number: 11958465Abstract: The vehicle control system includes a braking force generating device (6, 22) configured to generate a braking force to shift a load of a vehicle to a side of front wheels thereof at an initial stage of a cornering, and a control device (31) configured to control the braking force generated by the braking force generating device. The control device calculates an additional deceleration (Gxadd) according to vehicle state information, calculates a lateral jerk equivalent value (Jy) according to the vehicle state information, and sets a lateral jerk correction coefficient (Kj) for weakening the additional deceleration. The control device corrects the additional deceleration by the lateral jerk correction coefficient (K), and calculates an additional braking force (Fbadd) to be generated by the braking force generating device according to the corrected additional deceleration.Type: GrantFiled: February 21, 2022Date of Patent: April 16, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Naoto Okubo, Shigeru Doi, Ryo Koyama
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Publication number: 20220306062Abstract: The vehicle control system includes a braking force generating device (6, 22) configured to generate a braking force to shift a load of a vehicle to a side of front wheels thereof at an initial stage of a cornering, and a control device (31) configured to control the braking force generated by the braking force generating device. The control device calculates an additional deceleration (Gxadd) according to vehicle state information, calculates a lateral jerk equivalent value (Jy) according to the vehicle state information, and sets a lateral jerk correction coefficient (Kj) for weakening the additional deceleration. The control device corrects the additional deceleration by the lateral jerk correction coefficient (K), and calculates an additional braking force (Fbadd) to be generated by the braking force generating device according to the corrected additional deceleration.Type: ApplicationFiled: February 21, 2022Publication date: September 29, 2022Inventors: Naoto OKUBO, Shigeru DOI, Ryo KOYAMA
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Publication number: 20220242377Abstract: The vehicle control system includes a braking force generating device (6, 22) configured to generate a braking force to shift a load of a vehicle to a side of front wheels thereof at an initial stage of a cornering, and a control device (31) configured to control the braking force generated by the braking force generating device. The control device calculates an additional deceleration (Gxadd) according to vehicle state information, calculates a requested fore and aft acceleration (Gxr) according to a requested fore and aft force (Fxr) for the vehicle, calculates a correction coefficient (K) for weakening the additional deceleration according to the requested fore and aft acceleration, corrects the additional deceleration by the correction coefficient, and calculates an additional braking force (Fbadd) to be generated by the braking force generating device according to the corrected additional deceleration.Type: ApplicationFiled: January 26, 2022Publication date: August 4, 2022Inventors: Naoto OKUBO, Shigeru DOI, Ryo KOYAMA, Masahiro HIROTA
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Patent number: 11325599Abstract: A vehicle motion control system includes: a steering angle sensor for detecting a steering angle; a vehicle speed sensor for detecting a vehicle speed; a lateral acceleration sensor for detecting an actual lateral acceleration of a vehicle body; a reference lateral acceleration calculation unit configured to calculate a reference lateral acceleration from the steering angle and the vehicle speed; a required longitudinal force calculation unit configured to calculate a required longitudinal force for reducing a deviation of the actual lateral acceleration relative to the reference lateral acceleration; and a longitudinal force control unit configured to control an output of at least one of a brake and a power plant such that the required longitudinal force is generated.Type: GrantFiled: November 26, 2019Date of Patent: May 10, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Masahiro Hirota, Takeshi Kojima, Naoto Okubo, Hitoshi Sasaki, Shigeru Doi, Ryoma Kanda, Yuya Goto
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Patent number: 11318945Abstract: A vehicle control system includes: a vehicle state detecting device configured to obtain vehicle state information that includes a steering angle of a front wheel; a pitch moment computation unit configured to compute an applied pitch moment to be applied to a vehicle based on the vehicle state information; a deceleration force computation unit configured to compute an applied deceleration force to be generated in the vehicle based on the applied pitch moment; and a deceleration force distribution unit configured to compute a brake device deceleration force to be generated by a brake device and a power plant deceleration force to be generated by a power plant based on the applied deceleration force and state information of the brake device and the power plant.Type: GrantFiled: December 18, 2019Date of Patent: May 3, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Naoto Okubo, Shigeru Doi, Mitsuo Muraoka
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Publication number: 20200198637Abstract: A vehicle control system includes: a vehicle state detecting device configured to obtain vehicle state information that includes a steering angle of a front wheel; a pitch moment computation unit configured to compute an applied pitch moment to be applied to a vehicle based on the vehicle state information; a deceleration force computation unit configured to compute an applied deceleration force to be generated in the vehicle based on the applied pitch moment; and a deceleration force distribution unit configured to compute a brake device deceleration force to be generated by a brake device and a power plant deceleration force to be generated by a power plant based on the applied deceleration force and state information of the brake device and the power plant.Type: ApplicationFiled: December 18, 2019Publication date: June 25, 2020Inventors: Naoto OKUBO, Shigeru DOI, Mitsuo MURAOKA
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Publication number: 20200172102Abstract: A vehicle motion control system includes: a steering angle sensor for detecting a steering angle; a vehicle speed sensor for detecting a vehicle speed; a lateral acceleration sensor for detecting an actual lateral acceleration of a vehicle body; a reference lateral acceleration calculation unit configured to calculate a reference lateral acceleration from the steering angle and the vehicle speed; a required longitudinal force calculation unit configured to calculate a required longitudinal force for reducing a deviation of the actual lateral acceleration relative to the reference lateral acceleration; and a longitudinal force control unit configured to control an output of at least one of a brake and a power plant such that the required longitudinal force is generated.Type: ApplicationFiled: November 26, 2019Publication date: June 4, 2020Inventors: Masahiro HIROTA, Takeshi KOJIMA, Naoto OKUBO, Hitoshi SASAKI, Shigeru DOI, Ryoma KANDA, Yuya GOTO
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Patent number: 9707944Abstract: Motor-generators are arranged both at front and rear wheels so as to be capable of using all of four wheels for regeneration. The horizontal axis indicates deceleration of a vehicle, and the vertical axis indicates braking forces for the front and rear wheels, respectively above and below the horizontal axis. A setting value indicates a limit braking force for the rear wheels to be locked. A frictional braking force and a regenerative braking force at the rear wheels are controlled so that the total braking force for the rear wheels does not exceed the setting value.Type: GrantFiled: November 7, 2014Date of Patent: July 18, 2017Assignee: Honda Motor Co., Ltd.Inventors: Shigeru Doi, Akio Shimoda, Hisanori Yanagida
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Publication number: 20160264111Abstract: Motor-generators are arranged both at front and rear wheels so as to be capable of using all of four wheels for regeneration. The horizontal axis indicates deceleration of a vehicle, and the vertical axis indicates braking forces for the front and rear wheels, respectively above and below the horizontal axis. A setting value indicates a limit braking force for the rear wheels to be locked. A frictional braking force and a regenerative braking force at the rear wheels are controlled so that the total braking force for the rear wheels does not exceed the setting value.Type: ApplicationFiled: November 7, 2014Publication date: September 15, 2016Inventors: Shigeru DOI, Akio SHIMODA, Hisanori YANAGIDA
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Publication number: 20110306957Abstract: The present invention is directed to a laser perforation apparatus including a laser light oscillator for emitting laser light that radiates skin, and a protection member 4—disposed on an optical path taken by the laser light as the laser light is emitted from the laser light oscillator and reaches the skin. The protection member 4—covers a laser light emitting portion in the laser light oscillator and includes plural laser light transmission portions permitting transmission of the laser light. Preferably, the protection member 4—is configured to be movable in a direction intersecting a transmission direction of the laser light.Type: ApplicationFiled: April 27, 2008Publication date: December 15, 2011Applicant: ARKRAY, Inc.Inventors: Masahiro Fukuzawa, Shigeru Doi
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Publication number: 20100292608Abstract: An analysis instrument (2) has a hole (23) for allowing a laser beam, which is applied to a skin to withdraw bodily fluids, to advance through it and also has a cover (25) for closing an opening (23B), into which the laser beam enters, of the hole (23) and allowing the laser beam to pass through it. The analysis instrument (2) has electrodes (20, 21) stacked one upon another while being electrically connected and having through-holes (20A, 21A) defining the hole (23). Preferably, the analysis instrument (2) further has a gas discharge flow path (26) for discharging gas in the hole (23) to the outside.Type: ApplicationFiled: April 29, 2008Publication date: November 18, 2010Applicant: ARKRAY, Inc.Inventor: Shigeru Doi
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Publication number: 20100036281Abstract: The present invention relates to a sensor/lancet integrated device 1 including a lancet including a needle part 14 for puncturing skin, and a sensor including a reagent part 17. The lancet is integrally molded with the needle part 14. The device 1 preferably further includes a capillary 15 for supplying to the reagent part 17. Preferably, the needle part 14 is formed to a hollow form, and has the interior communicated to an introduction port. The needle part 14 may be formed projecting from a location different from the introduction port.Type: ApplicationFiled: November 30, 2006Publication date: February 11, 2010Applicant: ARKRAY, INC.Inventor: Shigeru Doi
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Patent number: 7651595Abstract: The present invention relates to a test tool (X1) attached to an analyzing device (1) for analyzing a sample. The test tool (X1) includes a pinching portion (6) for attachment to the analyzing device (1) or removal from the analyzing device (1). The pinching portion (6) may include recesses or projections.Type: GrantFiled: February 13, 2004Date of Patent: January 26, 2010Assignee: Arkray, Inc.Inventors: Shigeru Doi, Yoshimitsu Morita
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Publication number: 20090306696Abstract: The present invention relates to a lancet 1 including a puncture body 4 with a puncture needle 41, and a hollow member 3 having an internal space 30 for accommodating the puncture body 4. The lancet 1 further includes a sealing part 5 for sealing and accommodating the puncture needle 41 arranged in the hollow member 3. The hollow member 3 has an opening 32 for allowing the movement of the puncture needle 41 when the puncture needle 41 is moved in a puncturing direction N1. The sealing part 5 includes a seal member securely attached so as to cover the opening 32.Type: ApplicationFiled: January 31, 2007Publication date: December 10, 2009Applicant: ARKRAY, Inc.Inventor: Shigeru Doi
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Publication number: 20060243589Abstract: The present invention relates to a test tool (X1) attached to an analyzing device (1) for analyzing a sample. The test tool (X1) includes a pinching portion (6) for attachment to the analyzing device (1) or removal from the analyzing device (1) The pinching portion (6) may include recesses or projections.Type: ApplicationFiled: February 13, 2004Publication date: November 2, 2006Inventors: Shigeru Doi, Yoshimitsu Morita
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Patent number: 6931948Abstract: A multiple pipette (X) comprising a first pipette (1) and a second pipette (2), wherein the first pipette (1) allows a liquid stored in a liquid storing section (17a) to be delivered a plurality of times by a fixed amount each and the second pipette (2) allows a liquid drawn in from outside to be delivered all at a time. The first pipette (1) is designed to deliver a liquid a plurality of times by a fixed amount each, e.g., by utilizing a ratchet mechanism (12d, 13a). The first pipette (1) preferably has a cap (19) removably attached to the front end thereof.Type: GrantFiled: April 6, 2001Date of Patent: August 23, 2005Assignee: Arkray, Inc.Inventors: Shigeru Doi, Naoki Nokoshimatsu, Hideki Nishimura
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Publication number: 20040176913Abstract: The present invention relates to an information communication system (X) including a storage medium (4) in which target information is stored in advance, an information processor (1) for inputting the target information from the storage medium (4), and an analyzer (2) for inputting the target information from the information processor (4). In the information communication system (X), the target information from the storage medium (4) is inputted into the analyzer (2) through the information processor (1). Preferably, the information communication system (X) further includes an additional information processor (3) into which information from the analyzer (2) is inputted and which performs a predetermined operation in accordance with the information. The target information includes a program for causing the information from the analyzer (2) to correspond to the communication protocol of the additional information processor (3) before the information is outputted.Type: ApplicationFiled: December 19, 2003Publication date: September 9, 2004Inventors: Masanao Kawatahara, Yoshimi Ooura, Shigeru Doi