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公开(公告)号:US09386231B2
公开(公告)日:2016-07-05
申请号:US14421923
申请日:2013-05-13
Applicant: DENSO CORPORATION
Inventor: Takuhiro Omi
CPC classification number: H04N5/2353 , A61B3/113 , A61B5/1116 , A61B5/1128 , A61B5/18 , A61B5/4809 , A61B5/6893 , A61B5/746 , A61B2503/22 , G03B7/16 , G03B11/045 , G03B15/05 , G03B2215/0503 , G03B2215/0567 , G03B2215/0592 , G06K9/00268 , G06K9/00845 , G06K9/4661 , H04N5/2354
Abstract: A state monitoring apparatus in a vehicle monitors the state of a driver using a face image of the driver. The state monitoring apparatus emits light from a light projecting part toward a predetermined area and receives, via an imaging unit, light reflected by the face that is assumed to be positioned in the predetermined area. A control circuit in the state monitoring apparatus adjusts a gradation value of the face image by changing length of an exposure period in which an imaging element of the imaging unit is set to an exposure state. Further, the control circuit controls light emission of the projecting part so that light emission brightness at the time of start of the exposure period becomes higher as the exposure period of the imaging element is shortened.
Abstract translation: 车辆中的状态监视装置使用驾驶员的脸部图像来监视驾驶员的状态。 状态监视装置从光投射部朝向预定区域发光,并且经由摄像部接收被假定为位于规定区域的面反射的光。 状态监视装置中的控制电路通过将成像单元的摄像元件设定为曝光状态的曝光期间的长度变化来调整脸部图像的灰度值。 此外,控制电路控制投影部的发光,使得在成像元件的曝光期间缩短时,曝光期间开始时的发光亮度变高。
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公开(公告)号:US20130120574A1
公开(公告)日:2013-05-16
申请号:US13671925
申请日:2012-11-08
Applicant: DENSO CORPORATION
Inventor: Takuhiro Omi
IPC: H04N7/18
CPC classification number: H04N7/188 , B60K28/06 , B60W2420/403 , B60W2540/22 , B60Y2302/07 , G08B21/06
Abstract: In a state monitor process, it is determined whether a stop state, which requires a stop of a function of a state monitor apparatus, takes place based on detection signals from sensors, namely, it is determined whether an installed position of the state monitor apparatus is displaced from a fixing position or prespecified position. When the installed position of the state monitor apparatus is not displaced from the fixing position, it is determined that the stop state does not take place, permitting a light emitter to irradiate a defined irradiated area with near-infrared lights to capture an image of a driver. When the installed position of the state monitor apparatus is displaced from the fixing position, it is determined that the stop state takes place, executing a restriction process including a reduction process to reduce an emission of the near-infrared lights and a warning output process.
Abstract translation: 在状态监视处理中,根据来自传感器的检测信号,确定是否发生需要停止状态监视装置的功能的停止状态,即确定状态监视装置的安装位置 从固定位置或预定位置移位。 当状态监视装置的安装位置不从固定位置移位时,确定不发生停止状态,允许光发射器用近红外光照射限定的照射区域以捕获图像 司机。 当状态监视装置的安装位置从固定位置移位时,确定发生停止状态,执行包括减少处理的限制处理以减少近红外光的发射和警告输出处理。
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公开(公告)号:US20250026383A1
公开(公告)日:2025-01-23
申请号:US18741882
申请日:2024-06-13
Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA , AISIN CORPORATION , DENSO CORPORATION
Inventor: Udara Eshan Manawadu , Takuhiro Omi , Hiroshi Morimoto , Kenta Yamada
Abstract: A monitoring device has a processor configured to determine whether a degree of preparedness of a driver to initiate manual control is a first degree in which manual control of a vehicle is possible, a second degree which is allowed while the vehicle is being operated by automatic control or a third degree which is not allowed while the vehicle is being operated by automatic control, based on posture information indicating a posture of the driver, acquired while the vehicle is being operated by automatic control, and a notification control unit that provides a predetermined notification to increase the degree of preparedness of the driver to initiate manual control, via a notification unit, when it has been determined that the degree of preparedness to initiate manual control is the third degree.
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公开(公告)号:US10019638B2
公开(公告)日:2018-07-10
申请号:US15104915
申请日:2014-12-08
Applicant: DENSO CORPORATION
Inventor: Takuhiro Omi
CPC classification number: G06K9/00845 , G03B3/02 , G03B15/00 , G06K9/00255 , G06K9/00281 , G06K9/3241 , G06K9/42 , G08B21/06 , H04N5/23219 , H04N5/23229 , H04N5/23296
Abstract: In a face image capturing device, a focal point of a fixed-focus in-vehicle camera is set to a position where a circle of confusion with respect to a foremost face position is larger than the circle of confusion with respect to a rearmost face position. The rearmost face position is where the driver's face is positioned when a driver's seat is moved to the rearmost limit. The foremost face position is where the driver's face is positioned when the driver's seat is moved to the foremost limit. When the focal point of the in-vehicle camera is set to the above position, the focal point can be moved rearward to reduce the blurring of a face image at the rearmost face position. Even if the blurring of the face image at the rearmost face position is increased, a driver condition can be accurately determined at all times.
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公开(公告)号:US09892333B2
公开(公告)日:2018-02-13
申请号:US15039015
申请日:2014-11-19
Applicant: DENSO CORPORATION
Inventor: Takuhiro Omi
CPC classification number: G06K9/00845 , A61B3/0025 , A61B3/113 , G01B11/26 , G06K9/00255 , G06K9/00261 , G06K9/00281 , G06K9/00832 , G06K9/03 , G06T7/73 , G06T2207/10016 , G06T2207/30201 , G06T2207/30268
Abstract: A viewing area estimation device, which estimates a viewing area visually confirmed by a monitored subject, includes a captured image acquisition portion acquiring a plurality of chronologically captured images of a face of a monitored subject, a face direction detection portion detecting, based on the plurality of captured images, a face direction of the monitored subject and a stationary period representing a duration in which a face direction change of the monitored subject is in a stop state or in an almost stop state, and a direction estimation portion estimating the viewing area based on parameters including the face direction of the monitored subject and the stationary period of the face direction change.
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公开(公告)号:US09888875B2
公开(公告)日:2018-02-13
申请号:US15034144
申请日:2014-10-09
Applicant: DENSO CORPORATION
Inventor: Takuhiro Omi
CPC classification number: A61B5/18 , A61B5/0077 , A61B5/1103 , A61B5/1128 , A61B5/4806 , A61B5/7455 , A61B5/746 , B60K28/06 , G08B21/06
Abstract: A driver monitoring system recognizes a state of a driver and determines a recognition stability. When the recognition stability is less than a predetermined reference value, the driver monitoring system makes a request to the driver to perform a different action that is different from an action requested when the recognition stability is not less than the reference value and detects an action of the driver that responds to the request.
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公开(公告)号:US20160355190A1
公开(公告)日:2016-12-08
申请号:US15117885
申请日:2015-02-05
Applicant: DENSO CORPORATION
Inventor: Takuhiro Omi
CPC classification number: B60W50/0098 , B60W30/12 , B60W30/16 , B60W40/08 , B60W50/14 , B60W2050/0071 , B60W2400/00 , B60W2540/26 , B60W2600/00 , G05D1/0088 , G06N5/04 , G08B21/02 , G08B21/06 , G08B25/08 , G08G1/16
Abstract: A driving assist device (10) is provided. A driving assist device includes a driver state detection unit (120) for detecting an inattentive state as a driver state, an alerting unit (140) for altering the driver upon detection of the inattentive state of the driver, a driving operation unit (500) for being operated by the driver for driving operations; and a driving state switching unit (130) that switches at least one of the driving operations in an automated driving state to a manual driving state when the driver's operation of the driving operation unit is detected during the automated driving state of the vehicle. When at least one of the driving operations in the automated driving state is switched to the manual driving state by the driving state switching unit, the driver state detection unit detects whether the state of the driver is an excited state. When the excited state of the driver is detected, the alerting unit alerts the driver.
Abstract translation: 提供驾驶辅助装置(10)。 驾驶辅助装置包括用于检测作为驾驶员状态的不注意状态的驾驶员状态检测单元(120),用于在检测到驾驶员的不注意状态时改变驾驶员的警报单元(140),驾驶操作单元(500) 由驾驶员驾驶操作; 以及驱动状态切换单元,其在车辆的自动驾驶状态期间检测到驾驶操作单元的驾驶员的操作时,将自动驾驶状态下的至少一个驾驶操作切换到手动驾驶状态。 当驾驶状态切换部将至少一个自动驾驶状态的驾驶操作切换为手动驾驶状态时,驾驶员状态检测部检测驾驶员的状态是否为激励状态。 当检测到驾驶员的激励状态时,警报单元警告驾驶员。
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公开(公告)号:US11820383B2
公开(公告)日:2023-11-21
申请号:US17164868
申请日:2021-02-02
Applicant: DENSO CORPORATION
Inventor: Hiroto Banno , Takuhiro Omi , Yutaka Munaoka , Takeshi Enya
IPC: B60W40/08 , B60R11/04 , G06V20/59 , G06V40/16 , G06T7/292 , G06T7/73 , G06T7/593 , H04N13/204 , B60W30/09 , B60W30/14 , G08B21/02 , G08G1/16 , G08B21/06
CPC classification number: B60W40/08 , B60R11/04 , B60W30/09 , B60W30/14 , G06T7/292 , G06T7/593 , G06T7/73 , G06V20/597 , G06V40/161 , G06V40/171 , G08B21/02 , H04N13/204 , B60W2040/0818 , B60W2420/42 , B60W2540/043 , B60W2540/10 , B60W2540/12 , B60W2540/18 , B60W2540/223 , B60W2554/00 , B60W2554/80 , B60W2554/802 , B60W2554/804 , G06T2207/10012 , G06T2207/10016 , G06T2207/10028 , G06T2207/20081 , G06T2207/30201 , G06T2207/30241 , G06T2207/30268 , G06V2201/10 , G06V2201/12 , G08B21/06 , G08G1/16
Abstract: Apparatus detecting driving incapability state of a driver includes: a head detection portion that successively detects a head portion, which is higher than a neck of the driver, based on an image of a driver's seat captured by an imaging device mounted in a vehicle; and an out-of-frame state detection portion that detects that the driver is incapable of driving, when the head portion detected by the head detection portion is out of a predetermined scope in the image during travelling of the vehicle.
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公开(公告)号:US10936888B2
公开(公告)日:2021-03-02
申请号:US16665044
申请日:2019-10-28
Applicant: DENSO CORPORATION
Inventor: Hiroto Banno , Takuhiro Omi , Yutaka Munaoka , Takeshi Enya
IPC: G06K9/00 , B60R11/04 , G06T7/292 , G06T7/73 , G06T7/593 , H04N13/204 , B60K28/06 , B60W30/09 , B60W30/14 , B60W40/08 , G06K9/52 , G08B21/02 , G08G1/16 , G08B21/06
Abstract: Apparatus detecting driving incapability state of a driver includes: a head detection portion that successively detects a head portion, which is higher than a neck of the driver, based on an image of a driver's seat captured by an imaging device mounted in a vehicle; and an out-of-frame state detection portion that detects that the driver is incapable of driving, when the head portion detected by the head detection portion is out of a predetermined scope in the image during travelling of the vehicle.
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公开(公告)号:US10165971B2
公开(公告)日:2019-01-01
申请号:US15506064
申请日:2015-08-03
Applicant: DENSO CORPORATION
Inventor: Takuhiro Omi
Abstract: A driver state determination apparatus includes a far-infrared camera and a state determination section. The far-infrared camera takes facial images of a driver of a vehicle; the facial images are far-infrared images indicating a temperature distribution on a facial surface of the driver. The state determination section determines an abnormal state of the driver based on the far-infrared images sequentially taken by the far-infrared camera during a predetermined period.
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