JP6620773B2 - 車両用衝突検出システム - Google Patents
車両用衝突検出システム Download PDFInfo
- Publication number
- JP6620773B2 JP6620773B2 JP2017023998A JP2017023998A JP6620773B2 JP 6620773 B2 JP6620773 B2 JP 6620773B2 JP 2017023998 A JP2017023998 A JP 2017023998A JP 2017023998 A JP2017023998 A JP 2017023998A JP 6620773 B2 JP6620773 B2 JP 6620773B2
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- JP
- Japan
- Prior art keywords
- vehicle
- collision
- determination
- acceleration
- underride
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0132—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0134—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to imminent contact with an obstacle, e.g. using radar systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0136—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to actual contact with an obstacle, e.g. to vehicle deformation, bumper displacement or bumper velocity relative to the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R2021/0002—Type of accident
- B60R2021/0004—Frontal collision
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R2021/0002—Type of accident
- B60R2021/002—Underrun collision
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R2021/0027—Post collision measures, e.g. notifying emergency services
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01013—Means for detecting collision, impending collision or roll-over
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01204—Actuation parameters of safety arrangents
- B60R2021/01252—Devices other than bags
- B60R2021/01265—Seat belts
- B60R2021/01272—Belt tensioners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01286—Electronic control units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0132—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value
- B60R2021/01322—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value comprising variable thresholds, e.g. depending from other collision parameters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Air Bags (AREA)
- Automotive Seat Belt Assembly (AREA)
Description
12 プリテンショナユニット
14 衝突予測部
16 第1の加速度センサ
18 第2の加速度センサ
20 プリテンショナ制御装置
24 アンダライド専用プリテンショナ作動判定部
26 アンダライド専用プリテンショナ作動制御部
30 車載システム
36 カメラ
38 レーダ装置
34 プリクラッシュ制御ECU
40 フロアセンサ
42 サテライトセンサ
46 プリテンショナ制御ECU
48 CPU
50 メモリ
62 駆動回路
64 プリテンショナ装置
Claims (4)
- 乗員拘束装置が搭載された車両と物体との衝突が衝突予測部によって予測された場合に、車室に設けられた第1の加速度センサ及び前記車室よりも車両前方に設けられた第2の加速度センサによって検出された加速度に基づいて、車両と物体との衝突形態がアンダーライドか否かを判定すると共に、前記物体が車両か否かを判定する判定部と、
前記衝突予測部によって車両と物体との衝突が予測された第1条件、前記判定部によって前記衝突形態がアンダーライドと判定された第2条件、前記判定部によって前記物体が車両と判定された第3条件、及び、前記第1の加速度センサによって検出された加速度が前記乗員拘束装置の通常の作動判定閾値よりも低いアンダーライド用の作動判定閾値以上の第4条件について、各判定が満たされたとの判定結果を所定時間維持し、前記各判定が満たされたとの判定結果が揃った場合に前記乗員拘束装置を作動させる制御部と、
を含む車両用衝突検出システム。 - 前記衝突予測部は、車両と物体との衝突を予測している間、前記物体の検知を繰り返し、
前記判定部は、前記衝突予測部によって衝突が予測され、前記物体を車両と判定した場合に、前記衝突予測部によって検知された前記物体の情報を、衝突対象の車両の情報として所定時間保持する請求項1記載の車両用衝突検出システム。 - 前記乗員拘束装置はプリテンショナであり、
前記制御部は、前記第1の加速度センサによって検出された加速度が、前記プリテンショナの通常の作動判定閾値よりも低いアンダーライド用の作動判定閾値以上か否かを判定する請求項1又は請求項2記載の車両用衝突検出システム。 - 前記第2の加速度センサは、車両の前部の左右に各々設けられている請求項1〜請求項3の何れか1項記載の車両用衝突検出システム。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017023998A JP6620773B2 (ja) | 2017-02-13 | 2017-02-13 | 車両用衝突検出システム |
US15/890,438 US10196023B2 (en) | 2017-02-13 | 2018-02-07 | Vehicle collision detection system |
CN201810125224.3A CN108422959B (zh) | 2017-02-13 | 2018-02-08 | 车辆用碰撞检测系统及记录介质 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017023998A JP6620773B2 (ja) | 2017-02-13 | 2017-02-13 | 車両用衝突検出システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018130980A JP2018130980A (ja) | 2018-08-23 |
JP6620773B2 true JP6620773B2 (ja) | 2019-12-18 |
Family
ID=63106663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017023998A Active JP6620773B2 (ja) | 2017-02-13 | 2017-02-13 | 車両用衝突検出システム |
Country Status (3)
Country | Link |
---|---|
US (1) | US10196023B2 (ja) |
JP (1) | JP6620773B2 (ja) |
CN (1) | CN108422959B (ja) |
Families Citing this family (5)
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---|---|---|---|---|
US10407014B2 (en) * | 2017-05-10 | 2019-09-10 | Ford Global Technologies, Llc | Vehicle underride impact detection systems and methods |
JP7226284B2 (ja) * | 2019-12-06 | 2023-02-21 | トヨタ自動車株式会社 | 情報処理装置、情報処理方法、プログラム |
JP7276170B2 (ja) * | 2020-01-20 | 2023-05-18 | トヨタ自動車株式会社 | 車両のユニット搭載支援システム |
JP2023002113A (ja) * | 2021-06-22 | 2023-01-10 | 株式会社Subaru | 車両用衝突検出装置 |
CN113822449B (zh) * | 2021-08-10 | 2023-08-18 | 百度在线网络技术(北京)有限公司 | 碰撞检测方法、装置、电子设备和存储介质 |
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2017
- 2017-02-13 JP JP2017023998A patent/JP6620773B2/ja active Active
-
2018
- 2018-02-07 US US15/890,438 patent/US10196023B2/en active Active
- 2018-02-08 CN CN201810125224.3A patent/CN108422959B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN108422959B (zh) | 2020-11-03 |
US10196023B2 (en) | 2019-02-05 |
US20180229680A1 (en) | 2018-08-16 |
JP2018130980A (ja) | 2018-08-23 |
CN108422959A (zh) | 2018-08-21 |
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