Patents by Inventor Shunichiroh SAWAI
Shunichiroh SAWAI 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: 12157487Abstract: A monitoring device has a processor configured to detect surrounding objects of specified types present within a predetermined region around a vehicle, decide a level of monitoring of surroundings by a driver, set an inattention threshold to a first value as a reference for the level of monitoring of the surroundings by the driver when the number of surrounding objects is less than an object number threshold, and set the inattention threshold to a second value that is smaller than the first value when the number of surrounding objects is equal to or greater than the object number threshold, determine whether or not the level of monitoring of the surroundings has exceeded the inattention threshold, and give the driver a warning to direct the driver's attention to the vehicle surroundings when the level of monitoring of the surroundings has exceeded the inattention threshold.Type: GrantFiled: February 28, 2023Date of Patent: December 3, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuki Egashira, Shunichiroh Sawai
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Patent number: 12153731Abstract: An apparatus for obtaining facial information obtains facial information indicating the state of the face of a driver of a vehicle from each of face images of the driver's face, causes a display mounted on the vehicle to show a screen including an input section for receiving input of information from the driver, and obtains correction information for correcting the facial information from a face image, of the face images, generated while the screen is displayed on the display.Type: GrantFiled: August 19, 2021Date of Patent: November 26, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Satoru Taniguchi, Shunichiroh Sawai
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Publication number: 20240367611Abstract: A vehicle information processing device, for application to a vehicle configured to perform all driving operations under a fixed condition, the device includes; a terminal identification section configured to identify a portable terminal corresponding to authentication information authenticated by an authentication device provided at the vehicle; a driver's terminal setting section configured to set a driver's terminal used by a driver, based on information received from the identified portable terminal; and a notification section configured to notify the driver's terminal in a case in which a predetermined condition is satisfied in an autonomous driving state in which all driving operations are performed by the vehicle.Type: ApplicationFiled: March 20, 2024Publication date: November 7, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi FUJITA, Jun TOHYAMA, Daisuke AKAHO, Yuta MANIWA, Natsumi IZAWA, Shunichiroh SAWAI, Masahiko NAKAMURA, Kenichiro AOKI
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Publication number: 20240367673Abstract: A vehicle notification system according to a first aspect includes: a terminal installation portion that is provided at a periphery of a driver's seat of a vehicle capable of autonomous driving in which all driving operations are performed under certain conditions, and that is configured such that a portable terminal can be installed at the terminal installation portion; and a control section that is configured to permit the autonomous driving in a case in which a portable terminal is detected as being installed at the terminal installation portion, and is configured to notify the portable terminal in a case in which a predetermined condition in an autonomous driving state is satisfied.Type: ApplicationFiled: March 20, 2024Publication date: November 7, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi FUJITA, Jun TOHYAMA, Daisuki AKAHO, Yuta MANIWA, Natsumi IZAWA, Shunichiroh SAWAI, Masahiko NAKAMURA, Kenichiro AOKI
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Publication number: 20240367669Abstract: A vehicle control device includes at least one processor, the processor being configured to: in a vehicle configured to enable autonomous travel control that permits a driver to behave in a manner in which it is not possible to check surroundings of the vehicle, determine whether or not a portable terminal configured to receive notification of vehicle information is present inside a vehicle cabin before the autonomous travel control is executed; and in a case in which it has been determined that the portable terminal is not present inside the vehicle cabin, provide notification, via an onboard unit, that notification of the vehicle information cannot be provided from the portable terminal.Type: ApplicationFiled: April 8, 2024Publication date: November 7, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi FUJITA, Jun TOHYAMA, Daisuke AKAHO, Yuta MANIWA, Natsumi IZAWA, Shunichiroh SAWAI, Masahiko NAKAMURA, Kenichiro AOKI
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Publication number: 20240367582Abstract: A control device includes a first processor. The first processor is configured to provide notification of a warning during autonomous driving to a first display unit of an onboard terminal installed in a vehicle; provide notification of the warning to a second display unit at a portable terminal carried by a vehicle occupant, via a second processor at the portable terminal; and in a case in which a predetermined condition has been satisfied, disable notification of the warning to the portable terminal and provide notification of the warning to the onboard terminal.Type: ApplicationFiled: March 21, 2024Publication date: November 7, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi FUJITA, Jun TOHYAMA, Daisuke AKAHO, Yuta MANIWA, Natsumi IZAWA, Shunichiroh SAWAI, Masahiko NAKAMURA, Kenichiro AOKI
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Publication number: 20240367667Abstract: A notification system includes a mobile terminal and a processor. The mobile terminal receives notification information for a driver of a vehicle and notifies the driver of the notification information. The processor generates the notification information and transmits the notification information to the mobile terminal. The processor causes the mobile terminal to notify the driver of the notification information until an ending condition for ending notification is satisfied. The processor changes the ending condition depending on urgency of the notification information.Type: ApplicationFiled: March 27, 2024Publication date: November 7, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuta MANIWA, Koichi FUJITA, Jun TOHYAMA, Daisuke AKAHO, Natsumi IZAWA, Shunichiroh SAWAI, Masahiko NAKAMURA, Kenichiro AOKI
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Publication number: 20240372942Abstract: A notification system includes a mobile terminal configured to receive, and to perform notification of, notification information regarding a vehicle, and a vehicle control device that is configured to generate the notification information for a driver of the vehicle, and to transmit the notification information to the mobile terminal, in which the vehicle control device includes one or more processors configured to perform control in which notification of the notification information is made to the mobile terminal, while varying a range of the mobile terminal that is controllable by the driver until a predetermined condition is satisfied, in accordance with an urgency of the notification information.Type: ApplicationFiled: April 2, 2024Publication date: November 7, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuta MANIWA, Koichi Fujita, Jun Tohyama, Daisuke Akaho, Natsumi Izawa, Shunichiroh Sawai, Masahiko Nakamura, Kenichiro Aoki
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Patent number: 12029551Abstract: A drowsiness sign notification system that gives a drowsiness sign notice to a driver that shows a drowsiness sign includes a driver monitor and a controller. The driver monitor detects the driver state being a state of the driver. The controller executes a drowsiness level estimation process in which a drowsiness level of the driver from a plurality of drowsiness levels based on the driver state. And, the controller executes an accumulation process in which a drowsiness point that is numerical value corresponding to the drowsiness level estimated in the drowsiness level estimation process is accumulated. Then, when an accumulation value of the drowsiness point calculated in the accumulation process exceeds a predetermined threshold, the controller determines that the driver shows the drowsiness sign.Type: GrantFiled: June 18, 2021Date of Patent: July 9, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takuya Sakata, Koichiro Yamauchi, Masataka Sano, Hiromi Nemoto, Shunichiroh Sawai
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Patent number: 11919522Abstract: An apparatus for determining a state includes a processor configured to, when a movement area in which movement values indicating looking directions or face orientations of a driver of a vehicle are distributed is included in a predetermined area, determine that the driver is in a state of careless driving, and enlarge the predetermined area in accordance with a road condition around the vehicle. A method for determining a state includes, when a movement area in which movement values indicating looking directions or face orientations of a driver of a vehicle are distributed is included in a predetermined area, determining that the driver is in a state of careless driving, and enlarging the predetermined area in accordance with a road condition around the vehicle.Type: GrantFiled: May 27, 2021Date of Patent: March 5, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichiro Yamauchi, Shunichiroh Sawai, Takuya Sakata, Masataka Sano
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Publication number: 20230373508Abstract: A monitoring device has a processor configured to detect surrounding objects of specified types present within a predetermined region around a vehicle, decide a level of monitoring of surroundings by a driver, set an inattention threshold to a first value as a reference for the level of monitoring of the surroundings by the driver when the number of surrounding objects is less than an object number threshold, and set the inattention threshold to a second value that is smaller than the first value when the number of surrounding objects is equal to or greater than the object number threshold, determine whether or not the level of monitoring of the surroundings has exceeded the inattention threshold, and give the driver a warning to direct the driver's attention to the vehicle surroundings when the level of monitoring of the surroundings has exceeded the inattention threshold.Type: ApplicationFiled: February 28, 2023Publication date: November 23, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuki EGASHIRA, Shunichiroh Sawai
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Patent number: 11807277Abstract: Provided is a driving assistance apparatus (a control unit (100)) for a vehicle capable of hands-off driving that lets a driver take his or her hands off the steering wheel. The driving assistance apparatus includes a processor (10) configured to determine, on the basis of sensor information indicating a state of the driver, whether or not the driver is in a state unsuitable for the surrounding monitoring of the vehicle during the hands-off driving, warn the driver through a notification device when it is determined that the driver is in a state unsuitable for the surrounding monitoring, and notify the driver, through the notification device, of a request for holding the steering wheel.Type: GrantFiled: July 17, 2020Date of Patent: November 7, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kenichiroh Hara, Naruhisa Yoshida, Kazuhiro Tomosue, Shunichiroh Sawai, Naoki Nishimura, Takanori Kusakabe, Tomoyuki Yoshida, Shogo Konishi, Hirofumi Mori
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Patent number: 11738780Abstract: Provided is a driving assistance apparatus (a control unit (100)) for a vehicle capable of hands-off driving that lets a driver take his or her hands off the steering wheel. The driving assistance apparatus includes a processor (10) configured to determine, on the basis of sensor information indicating a state of the driver, whether or not the driver is in a state unsuitable for the surrounding monitoring of the vehicle during the hands-off driving, warn the driver through a notification device when it is determined that the driver is in a state unsuitable for the surrounding monitoring, and notify the driver, through the notification device, of a request for holding the steering wheel.Type: GrantFiled: July 17, 2020Date of Patent: August 29, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kenichiroh Hara, Naruhisa Yoshida, Kazuhiro Tomosue, Shunichiroh Sawai, Naoki Nishimura, Takanori Kusakabe, Tomoyuki Yoshida, Shogo Konishi, Hirofumi Mori
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Publication number: 20230186653Abstract: A monitoring device comprises a processor configured to estimate whether or not a non-stimulating environment has appeared in front of a driver which may cause the driver to have a lower alertness level or to engage in unfocused driving, based on multiple images taken of an environment ahead of a vehicle across a predetermined time period, and to act on the driver via a notification unit to increase a level of contribution to driving when the non-stimulating environment has appeared ahead.Type: ApplicationFiled: October 28, 2022Publication date: June 15, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Shunichiroh SAWAI
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Publication number: 20230174135Abstract: An assessment device has a processor configured to determine that the driver is in control of the steering wheel when an operation signal from an operating unit that can be operated by a hand of the driver that is holding the steering wheel has been input.Type: ApplicationFiled: November 28, 2022Publication date: June 8, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Satoru KAWAKAMI, Jiro FUJINO, Shunichiroh SAWAI
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Patent number: 11636749Abstract: A drowsiness sign notification system applied to a vehicle includes a driver monitor and a controller. The driver monitor detects a driver state being a state of a driver of the vehicle. The controller executes a drowsiness sign determination process that determines whether or not the driver shows a drowsiness sign based on the driver state. When it is determined that the driver shows the drowsiness sign, the controller executes a first drowsiness sign notification process that gives a first drowsiness sign notice to the driver through display or vibration without using audio. When it is determined again that the driver shows the drowsiness sign after the first drowsiness sign notification process, the controller executes a second drowsiness sign notification process that gives a second drowsiness sign notice to the driver through audio.Type: GrantFiled: June 18, 2021Date of Patent: April 25, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichiro Yamauchi, Shunichiroh Sawai, Masataka Sano, Takuya Sakata, Hiromi Nemoto
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Patent number: 11485367Abstract: A driver monitoring system includes an automated driving controller that allows hands-off operation in which a driver releases hands from a steering wheel of a vehicle, and controls an automated steering driving in which the vehicle is automatically steered, and a request notification controller that notifies a hands-on request for prompting the driver of the vehicle to perform a hands-on operation to hold the steering wheel, or a surrounding confirmation request for prompting the driver to perform a surrounding confirmation operation to confirm a surrounding condition. During the automated steering driving, the request notification controller is configured to notify the hands-on request or the surrounding confirmation request again when an elapsed time from notification of the hands-on request or the surrounding confirmation request exceeds a criterion time.Type: GrantFiled: June 30, 2021Date of Patent: November 1, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomoyuki Yoshida, Takanori Kusakabe, Kenichiroh Hara, Naoki Nishimura, Shunichiroh Sawai
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Patent number: 11325560Abstract: An attention calling device is configured to call attention of a driver of a vehicle with a drive mode switchable among manual driving, drive assist, and driver-centered automated driving. The attention calling device includes: a drive mode recognition unit configured to recognize the drive mode being executed; a driver state recognition unit configured to recognize a driver state based on a captured image from a driver monitor camera provided in the vehicle; a determination unit configured to determine based on the driver state whether it is necessary to call the attention; and a control unit configured to control a stimulus application device of the vehicle so as to apply a stimulus at an intensity that matches the drive mode being executed to the driver to direct the attention of the driver to driving of the vehicle when the determination unit determines that it is necessary to call the attention.Type: GrantFiled: December 16, 2019Date of Patent: May 10, 2022Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHOInventors: Shunichiroh Sawai, Toshihiro Tsutsui
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Publication number: 20220066551Abstract: An apparatus for obtaining facial information obtains facial information indicating the state of the face of a driver of a vehicle from each of face images of the driver's face, causes a display mounted on the vehicle to show a screen including an input section for receiving input of information from the driver, and obtains correction information for correcting the facial information from a face image, of the face images, generated while the screen is displayed on the display.Type: ApplicationFiled: August 19, 2021Publication date: March 3, 2022Inventors: Satoru Taniguchi, Shunichiroh Sawai
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Publication number: 20220000394Abstract: A drowsiness sign notification system that gives a drowsiness sign notice to a driver that shows a drowsiness sign includes a driver monitor and a controller. The driver monitor detects the driver state being a state of the driver. The controller executes a drowsiness level estimation process in which a drowsiness level of the driver from a plurality of drowsiness levels based on the driver state. And, the controller executes an accumulation process in which a drowsiness point that is numerical value corresponding to the drowsiness level estimated in the drowsiness level estimation process is accumulated. Then, when an accumulation value of the drowsiness point calculated in the accumulation process exceeds a predetermined threshold, the controller determines that the driver shows the drowsiness sign.Type: ApplicationFiled: June 18, 2021Publication date: January 6, 2022Inventors: Takuya SAKATA, Koichiro YAMAUCHI, Masataka SANO, Hiromi NEMOTO, Shunichiroh SAWAI