JPWO2021240777A5 - Occupant Detection Device, Child Abandoned Alarm System, Occupant Detection Method and Child Abandoned Alarm Method - Google Patents
Occupant Detection Device, Child Abandoned Alarm System, Occupant Detection Method and Child Abandoned Alarm Method Download PDFInfo
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Description
本開示に係る乗員検出装置は、電磁波センサにより検出された車両内の生体情報を取得する生体情報取得部と、生体情報に基づいて車両内に存在する生体を探索し、検出された生体の位置およびサイズを特定する生体検出部と、生体の位置と車両の座席の位置との位置関係および生体のサイズに基づいて、車両の乗員がいる座席および乗員の属性を判断する乗員判断部と、を備え、乗員判断部は、生体が複数の座席に跨がって位置する場合、その複数の座席に跨がるように乗員がいると判断する。
An occupant detection device according to the present disclosure includes a biometric information acquisition unit that acquires biometric information in a vehicle detected by an electromagnetic wave sensor; an occupant determination unit that determines the seat in which the occupant of the vehicle is located and the attribute of the occupant based on the positional relationship between the position of the living body and the position of the seat of the vehicle and the size of the living body; and the occupant determination unit determines that the occupant is straddling the plurality of seats when the living body is positioned across the plurality of seats .
Claims (13)
前記生体情報に基づいて前記車両内に存在する生体を探索し、検出された生体の位置およびサイズを特定する生体検出部と、
前記生体の位置と前記車両の座席の位置との位置関係および前記生体のサイズに基づいて、前記車両の乗員がいる座席および前記乗員の属性を判断する乗員判断部と、
を備え、
前記乗員判断部は、前記生体が複数の座席に跨がって位置する場合、その複数の座席に跨がるように乗員がいると判断する、
乗員検出装置。 a biological information acquisition unit that acquires biological information in the vehicle detected by the electromagnetic wave sensor;
a living body detection unit that searches for a living body existing in the vehicle based on the living body information and specifies the position and size of the detected living body;
an occupant determining unit that determines a seat in which an occupant of the vehicle is located and an attribute of the occupant based on the positional relationship between the position of the living body and the position of the seat of the vehicle and the size of the living body;
with
The occupant determination unit determines that there is an occupant straddling a plurality of seats when the living body is positioned across a plurality of seats.
Occupant detection device.
前記生体情報に基づいて前記車両内に存在する生体を探索し、検出された生体の位置およびサイズを特定する生体検出部と、
前記生体の位置と前記車両の座席の位置との位置関係および前記生体のサイズに基づいて、前記車両の乗員の属性を判断する乗員判断部と、
を備え、
前記乗員判断部は、前記車両の床に達していない前記生体を子供と判断する、
乗員検出装置。 a biological information acquisition unit that acquires biological information in the vehicle detected by the electromagnetic wave sensor;
a living body detection unit that searches for a living body existing in the vehicle based on the living body information and specifies the position and size of the detected living body;
an occupant determination unit that determines an attribute of an occupant of the vehicle based on the positional relationship between the position of the living body and the position of the seat of the vehicle and the size of the living body;
with
The occupant determination unit determines that the living body that has not reached the floor of the vehicle is a child.
Occupant detection device.
前記生体情報に基づいて前記車両内に存在する生体を探索し、検出された生体の位置およびサイズを特定する生体検出部と、
前記生体の位置と前記車両の座席の位置との位置関係および前記生体のサイズに基づいて、前記車両の乗員の属性を判断する乗員判断部と、
前記車両内を撮影した画像である車内画像を取得する車内画像取得部と、
前記車内画像から前記乗員を探索する乗員画像検出部と、
前記乗員の顔の変化を監視することで当該乗員の表情の変化を検出する表情変化検出部と、
を備え、
前記乗員判断部は、前記乗員が検出された場合、前記車内画像に基づいて当該乗員の年齢を推定することで前記乗員の属性を判断し、
前記乗員判断部は、前記乗員の表情に一定時間以上変化がない場合、その乗員の属性を、前記乗員の画像ではなく、前記生体のサイズに基づいて判断する、
乗員検出装置。 a biological information acquisition unit that acquires biological information in the vehicle detected by the electromagnetic wave sensor;
a living body detection unit that searches for a living body existing in the vehicle based on the living body information and specifies the position and size of the detected living body;
an occupant determination unit that determines an attribute of an occupant of the vehicle based on the positional relationship between the position of the living body and the position of the seat of the vehicle and the size of the living body;
an in-vehicle image acquisition unit that acquires an in-vehicle image that is an image of the interior of the vehicle;
an occupant image detection unit that searches for the occupant from the in-vehicle image;
a facial expression change detection unit that detects a change in facial expression of the occupant by monitoring a change in the occupant's face;
with
The occupant determination unit determines the attribute of the occupant by estimating the age of the occupant based on the in-vehicle image when the occupant is detected,
The occupant determination unit determines the attribute of the occupant based on the size of the living body instead of the image of the occupant when the facial expression of the occupant does not change for a certain period of time or longer.
Occupant detection device.
請求項１から請求項３のいずれか一項に記載の乗員検出装置。 The living body detection unit determines the position and size of the living body based on a distribution of detection points of vital signs included in the biological information.
The occupant detection device according to any one of claims 1 to 3 .
前記乗員判断部は、前記チャイルドシートの設置された座席で検出された前記生体を子供と判断する、
請求項１から請求項４のいずれか一項に記載の乗員検出装置。 Further equipped with a child seat detection unit that detects the seat where the child seat is installed,
The occupant determination unit determines that the living body detected in the seat on which the child seat is installed is a child.
The occupant detection device according to any one of claims 1 to 4 .
前記車内画像から前記乗員を探索する乗員画像検出部と、
をさらに備え、
前記乗員判断部は、前記乗員が検出された場合、前記車内画像に基づいて当該乗員の年齢を推定することで前記乗員の属性を判断する、
請求項１または請求項２に記載の乗員検出装置。 an in-vehicle image acquisition unit that acquires an in-vehicle image that is an image of the interior of the vehicle;
an occupant image detection unit that searches for the occupant from the in-vehicle image;
further comprising
When the occupant is detected, the occupant determination unit determines the attribute of the occupant by estimating the age of the occupant based on the in- vehicle image.
The occupant detection device according to claim 1 or 2 .
請求項６に記載の乗員検出装置。 The occupant determination unit estimates the age of the occupant from the facial features of the occupant,
The occupant detection device according to claim 6.
請求項６に記載の乗員検出装置。 The occupant determination unit estimates the age of the occupant from the features of the skeletal structure of the occupant.
The occupant detection device according to claim 6.
前記乗員判断部による乗員の属性の判断結果に基づいて、前記車両内の乗員が子供だけの状態であることが検出された場合に、警報を発する警報出力部と、 an alarm output unit that issues an alarm when it is detected that the occupants in the vehicle are children only, based on the judgment result of the occupant attributes by the occupant judgment unit;
を備える、comprising a
子供置き去り警報システム。Child Abandonment Alarm System.
前記乗員検出装置の生体検出部が、前記生体情報に基づいて前記車両内に存在する生体を探索し、検出された生体の位置およびサイズを特定し、
前記乗員検出装置の乗員判断部が、前記生体の位置と前記車両の座席の位置との位置関係および前記生体のサイズに基づいて、前記車両の乗員がいる座席および前記乗員の属性を判断し、
前記乗員判断部は、前記生体が複数の座席に跨がって位置する場合、その複数の座席に跨がるように乗員がいると判断する、
乗員検出方法。 The biological information acquisition unit of the occupant detection device acquires the biological information in the vehicle detected by the electromagnetic wave sensor,
a living body detection unit of the occupant detection device searches for a living body present in the vehicle based on the living body information, and identifies the position and size of the detected living body;
The occupant determination unit of the occupant detection device determines the seat where the occupant of the vehicle is located and the attribute of the occupant based on the positional relationship between the position of the living body and the position of the seat of the vehicle and the size of the living body. ,
The occupant determination unit determines that the occupant straddles the plurality of seats when the living body is positioned across a plurality of seats.
Occupant detection method.
前記乗員検出装置の生体検出部が、前記生体情報に基づいて前記車両内に存在する生体を探索し、検出された生体の位置およびサイズを特定し、
前記乗員検出装置の乗員判断部が、前記生体の位置と前記車両の座席の位置との位置関係および前記生体のサイズに基づいて、前記車両の乗員の属性を判断し、
前記乗員判断部は、前記車両の床に達していない前記生体を子供と判断する、
乗員検出方法。 The biological information acquisition unit of the occupant detection device acquires the biological information in the vehicle detected by the electromagnetic wave sensor,
a living body detection unit of the occupant detection device searches for a living body present in the vehicle based on the living body information, and identifies the position and size of the detected living body;
The occupant determination unit of the occupant detection device determines attributes of the occupant of the vehicle based on the positional relationship between the position of the living body and the position of the seat of the vehicle and the size of the living body,
The occupant determination unit determines that the living body that has not reached the floor of the vehicle is a child.
Occupant detection method.
前記乗員検出装置の生体検出部が、前記生体情報に基づいて前記車両内に存在する生体を探索し、検出された生体の位置およびサイズを特定し、
前記乗員検出装置の乗員判断部が、前記生体の位置と前記車両の座席の位置との位置関係および前記生体のサイズに基づいて、前記車両の乗員の属性を判断し、
前記乗員検出装置の車内画像取得部が、前記車両内を撮影した画像である車内画像を取得し、
前記乗員検出装置の乗員画像検出部が、前記車内画像から前記乗員を探索し、
前記乗員検出装置の表情変化検出部が、前記乗員の顔の変化を監視することで当該乗員の表情の変化を検出し、
前記乗員判断部は、前記乗員が検出された場合、前記車内画像に基づいて当該乗員の年齢を推定することで前記乗員の属性を判断し、
前記乗員判断部は、前記乗員の表情に一定時間以上変化がない場合、その乗員の属性を、前記乗員の画像ではなく、前記生体のサイズに基づいて判断する、
乗員検出方法。 The biological information acquisition unit of the occupant detection device acquires the biological information in the vehicle detected by the electromagnetic wave sensor,
a living body detection unit of the occupant detection device searches for a living body present in the vehicle based on the living body information, and specifies the position and size of the detected living body;
The occupant determination unit of the occupant detection device determines attributes of the occupant of the vehicle based on the positional relationship between the position of the living body and the position of the seat of the vehicle and the size of the living body,
The in-vehicle image acquisition unit of the occupant detection device acquires an in-vehicle image that is an image of the inside of the vehicle,
The occupant image detection unit of the occupant detection device searches for the occupant from the in-vehicle image,
The expression change detection unit of the occupant detection device detects changes in the occupant's facial expression by monitoring changes in the occupant's face,
The occupant determination unit determines the attribute of the occupant by estimating the age of the occupant based on the in-vehicle image when the occupant is detected,
The occupant determination unit determines the attribute of the occupant based on the size of the living body instead of the image of the occupant when the facial expression of the occupant does not change for a certain period of time or longer.
Occupant detection method.
前記乗員判断部による乗員の属性の判断結果に基づいて、前記車両内の乗員が子供だけの状態であることが検出された場合に、子供置き去り警報システムの警報出力部が警報を発する、 When it is detected that the occupant in the vehicle is a child alone based on the judgment result of the occupant attribute by the occupant judgment unit, the alarm output unit of the child abandonment alarm system issues an alarm.
子供置き去り警報方法。Child abandonment alert method.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/021331 WO2021240777A1 (en) | 2020-05-29 | 2020-05-29 | Occupant detection device and occupant detection method |
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| JPWO2021240777A1 JPWO2021240777A1 (en) | 2021-12-02 |
| JPWO2021240777A5 true JPWO2021240777A5 (en) | 2022-09-27 |
| JP7399283B2 JP7399283B2 (en) | 2023-12-15 |
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| JP (1) | JP7399283B2 (en) |
| DE (1) | DE112020007262T8 (en) |
| WO (1) | WO2021240777A1 (en) |
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| WO2023127072A1 (en) * | 2021-12-28 | 2023-07-06 | 三菱電機株式会社 | Child presence detection device and child presence detection method |
| JP2023150739A (en) * | 2022-03-31 | 2023-10-16 | 株式会社アイシン | Occupant detection device and program |
| JPWO2023195060A1 (en) * | 2022-04-05 | 2023-10-12 |
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| DE10007014C2 (en) | 2000-02-16 | 2002-09-19 | Bosch Gmbh Robert | Method and device for seat occupancy detection |
| WO2003009758A1 (en) * | 2001-07-24 | 2003-02-06 | Sunlight Medical, Ltd. | Bone age assessment using ultrasound |
| EP1457391A1 (en) | 2003-03-10 | 2004-09-15 | IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. | System for detecting seat occupancy |
| JP2007077774A (en) * | 2005-09-16 | 2007-03-29 | Fujitsu Ten Ltd | Locking device for vehicle |
| JP2008296777A (en) * | 2007-05-31 | 2008-12-11 | Toyota Motor Corp | Vehicular opening/closing control device |
| JP2010214990A (en) | 2009-03-13 | 2010-09-30 | Omron Corp | Vehicular control device, vehicular control method, and vehicular control program |
| JP2010229659A (en) | 2009-03-26 | 2010-10-14 | Denso Corp | Apparatus for opening and closing windowpane for vehicle |
| JP6148064B2 (en) | 2013-04-30 | 2017-06-14 | セコム株式会社 | Face recognition system |
| JP7170168B2 (en) | 2017-12-18 | 2022-11-14 | パナソニックＩｐマネジメント株式会社 | Imaging device and imaging system |
| JP2019123354A (en) | 2018-01-16 | 2019-07-25 | 株式会社デンソー | Occupant detection device |
| JP7283037B2 (en) * | 2018-07-26 | 2023-05-30 | ソニーグループ株式会社 | Information processing device, information processing method, and program |
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