WO2016103461A1 - ウインカ装置、及び衝突回避システム - Google Patents
ウインカ装置、及び衝突回避システム Download PDFInfo
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- WO2016103461A1 WO2016103461A1 PCT/JP2014/084565 JP2014084565W WO2016103461A1 WO 2016103461 A1 WO2016103461 A1 WO 2016103461A1 JP 2014084565 W JP2014084565 W JP 2014084565W WO 2016103461 A1 WO2016103461 A1 WO 2016103461A1
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- WIPO (PCT)
- Prior art keywords
- signal
- light emitting
- turn
- vehicle
- collision
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
- B60Q1/525—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking automatically indicating risk of collision between vehicles in traffic or with pedestrians, e.g. after risk assessment using the vehicle sensor data
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
- B60Q1/38—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction using immovably-mounted light sources, e.g. fixed flashing lamps
- B60Q1/381—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction using immovably-mounted light sources, e.g. fixed flashing lamps with several light sources activated in sequence, e.g. to create a sweep effect
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- 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
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/164—Centralised systems, e.g. external to vehicles
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
Definitions
- the present invention relates to a winker device and a collision avoidance system.
- Patent Document 1 a technique for avoiding a collision of a vehicle based on a lighting state of a winker device and a traveling state of the vehicle has been devised.
- the state of the vehicle is informed to the surroundings by controlling the lighting state of the blinker device.
- a right turn turn signal blinks when the vehicle turns right
- a left turn turn signal blinks when the vehicle turns left
- both the right turn turn signal and left turn turn signal blink simultaneously when the vehicle is parked on the road.
- the winker device can be used to effectively alert the driver of the following vehicle that runs behind the own vehicle where the winker device is installed, the possibility of avoiding a collision between the own vehicle and the following vehicle There is.
- An object of an aspect of the present invention is to provide a winker apparatus and a collision avoidance system that can avoid a collision between the host vehicle and a following vehicle.
- a right turn turn signal provided on the right side of the rear portion of the host vehicle and having a plurality of light emitting portions arranged in the vehicle width direction of the host vehicle, and the left side of the rear portion of the host vehicle.
- a turn signal blinker having a plurality of light emitting portions arranged in the vehicle width direction, and provided in a driver's cab of the host vehicle, and one of the right turn signal and the left turn signal by the driver's operation or
- An acquisition unit that acquires a determination signal indicating a determination result of the possibility of a collision between the operating device capable of generating both operation signals and the own vehicle and a subsequent vehicle that travels behind the own vehicle.
- a normal time control signal is output so that a plurality of the light emitting sections of one or both of the right turn turn signal and the left turn turn signal are sequentially lit from the inside to the outside in the vehicle width direction.
- the plurality of light-emitting units of both the right turn winker and the left turn winker are arranged from outside to inside in the vehicle width direction.
- a blinker device including a danger control unit that outputs a danger control signal so that the lights are sequentially turned on.
- the output of the normal control signal is stopped when the determination signal indicating the determination result indicating the possibility of the collision is acquired.
- a switching unit that outputs the danger control signal may be provided.
- the switching unit controls the danger control.
- the output of the signal may be stopped and the normal time control signal may be output.
- the danger control unit is configured to select one of a time point at which each of the plurality of light emitting units starts lighting and a light emission amount of the light emitting unit based on the level of possibility of the collision. Both may be changed.
- a detection device that is provided in a rear portion of the host vehicle and detects a subsequent vehicle that travels behind the host vehicle in a non-contact manner, and based on a detection result of the detection device,
- a collision avoidance system comprising: a determination unit that determines whether or not there is a possibility of a collision between the host vehicle and the following vehicle; and a winker device according to a first aspect that is controlled based on a determination result of the determination unit.
- a winker device and a collision avoidance system capable of avoiding a collision between the host vehicle and the following vehicle.
- FIG. 1 is a schematic diagram illustrating an example of a collision avoidance system according to the present embodiment.
- FIG. 2 is a schematic diagram illustrating an example of the host vehicle according to the present embodiment.
- FIG. 3 is a schematic diagram illustrating an example of a blinker device according to the present embodiment.
- FIG. 4 is a schematic diagram illustrating an example of the operation of the winker apparatus according to the present embodiment.
- FIG. 5 is a schematic diagram illustrating an example of the operation of the winker apparatus according to the present embodiment.
- FIG. 6 is a schematic diagram illustrating an example of the operation of the winker apparatus according to the present embodiment.
- FIG. 7 is a functional block diagram illustrating an example of the collision avoidance system according to the present embodiment.
- FIG. 8 is a flowchart showing an example of the operation of the collision avoidance system according to this embodiment.
- FIG. 1 is a schematic diagram illustrating an example of a collision avoidance system 100 according to the present embodiment.
- the collision avoidance system 100 avoids a collision between the host vehicle 11 and a subsequent vehicle 12 that travels behind the host vehicle 11.
- the collision avoidance system 100 reduces damage caused by the collision between the host vehicle 11 and the following vehicle 12.
- the collision avoidance system 100 prevents a collision between the host vehicle 11 and the following vehicle 12 in advance. At least a part of the collision avoidance system 100 is provided in the host vehicle 11.
- the own vehicle 11 includes a traveling device 14 including tires 13, a vehicle body 15 supported by the traveling device 14, a steering device 16 capable of changing the traveling direction of the own vehicle 11, and a steering operation for operating the steering device 16.
- Unit 17 turn signal device 20 for indicating the traveling direction of the host vehicle 11 to the outside of the host vehicle 11, a detection device 60 that detects the following vehicle 12 in a non-contact manner, a control device 50 that controls the host vehicle 11, Is provided.
- the control device 50 includes a computer system such as an ECU (Engine Control Unit).
- the turn signal device 20 includes a right turn turn signal 21 provided on the right side of the rear portion of the host vehicle 11, a left turn turn signal 22 provided on the left side of the rear portion of the own vehicle 11, and one or both of the right turn turn signal 21 and the left turn turn signal 22. And an operation device 23 capable of generating an operation signal for operating the device.
- the own vehicle 11 has a driver's cab in which the driver is boarded.
- the steering operation unit 17 and the operation device 23 are provided in the cab.
- the steering operation unit 17 and the operation device 23 are operated by the driver.
- the steering operation unit 17 includes a steering wheel.
- the operation device 23 includes an operation lever provided on the steering column. When the operating device 23 is operated by a driver's operation, an operation signal for operating one or both of the right turn winker 21 and the left turn winker 22 is generated.
- the detecting device 60 detects the following vehicle 12 traveling behind the host vehicle 11 in a non-contact manner.
- the detection device 60 is provided at the rear portion of the vehicle body 15 of the host vehicle 11.
- the detection device 60 includes a radar device.
- the radar apparatus may be a millimeter wave radar apparatus or a Doppler radar apparatus.
- the radar device can detect the presence / absence of the following vehicle 12 that travels behind the host vehicle 11 by transmitting radio waves or ultrasonic waves. Further, the radar apparatus can detect not only the presence / absence of the following vehicle 12 but also the relative position with respect to the following vehicle 12 and the relative speed with respect to the following vehicle 12.
- the relative position with respect to the following vehicle 12 includes a relative distance and an azimuth.
- the detection device 60 may include at least one of a laser scanner and a three-dimensional distance sensor.
- the detection device 60 may include a camera that acquires an optical image of an object and can detect the object without contact.
- FIG. 2 is a view of an example of the host vehicle 11 according to the present embodiment as viewed from the rear.
- the detection device 60 is provided at the rear portion of the host vehicle 11.
- the right turn turn signal 21 is provided on the right side of the rear portion of the host vehicle 11.
- the left turn turn signal 22 is provided on the left side of the rear portion of the host vehicle 11.
- the right turn turn signal 21 has a plurality of light emitting portions 24 arranged in the vehicle width direction of the host vehicle 11.
- the left turn turn signal 22 has a plurality of light emitting portions 25 arranged in the vehicle width direction of the host vehicle 11.
- the light emitting unit 24 and the light emitting unit 25 include a light emitting diode.
- FIG. 3 is an enlarged view of the right turn turn signal 21 and the left turn turn signal 22.
- four light emission parts 24 are provided.
- Four light emitting units 25 are provided.
- the light emitting unit 24 arranged on the innermost side in the vehicle width direction is appropriately referred to as a light emitting unit 24A, and the light emitting unit 24 arranged on the inner side next to the light emitting unit 24A.
- the light emitting portion 24B Is appropriately referred to as a light emitting portion 24B, and the light emitting portion 24 disposed on the inner side after the light emitting portion 24B is appropriately referred to as a light emitting portion 24C, and the light emitting portion 24 disposed on the outermost side in the vehicle width direction is appropriately emitted.
- Part 24D the light emitting unit 25 arranged on the innermost side in the vehicle width direction is appropriately referred to as a light emitting unit 25A, and the light emission arranged on the inner side next to the light emitting unit 25A.
- the portion 25 is appropriately referred to as a light emitting portion 25B, the light emitting portion 25 disposed on the inner side after the light emitting portion 25B is appropriately referred to as a light emitting portion 25C, and the light emitting portion 25 disposed on the outermost side in the vehicle width direction is appropriately referred to. This is referred to as a light emitting unit 25D.
- the turn signal blinker 21 may have three light emitting units 24 or may have any plural number of five or more.
- the left turn blinker 22 may have three light emitting portions 25 or may have any plural number of five or more.
- the winker device 20 is a winker device of a sequential lighting method (chain lighting method).
- the turn signal device 20 is a so-called flowing turn signal device.
- the plurality of light emitting units 24 of the right turn turn signal 21 are sequentially turned on in a predetermined order.
- the plurality of light emitting units 25 of the left turn turn signal 22 are sequentially turned on in a predetermined order.
- FIG. 4 is a schematic diagram illustrating an example of the operation of the blinker device 20 when the host vehicle 11 turns right or changes lanes to the right.
- the driver 11 operates the operation device 23 so that the right turn blinker 21 operates.
- the operating device 23 is operated, as shown in FIG. 4, the plurality of light-emitting portions 24 of the right turn blinker 21 are sequentially lit from the inside to the outside in the vehicle width direction.
- the light emitting part 24 of the right turn turn signal 21 and the light emission part 25 of the left turn turn signal 22 are not lit (step R0).
- the innermost light emitting unit 24A is turned on in the vehicle width direction at the first time point tr1 (step R1).
- the light emitting unit 24B is turned on at the second time point tr2 (step R2).
- the second time point tr2 is a time point after the time ⁇ Tr1 has elapsed from the first time point tr1.
- the light emitting unit 24B is turned on while the light emitting unit 24A is kept on.
- the light emitting unit 24C is turned on at the third time point tr3 (step R3).
- the third time point tr3 is a time point after the elapse of time ⁇ Tr2 from the second time point tr2.
- the light emitting unit 24C is lit while the light emitting unit 24A and the light emitting unit 24B are lit.
- the light emitting unit 24D is turned on at the fourth time point tr4 (step R4).
- the fourth time point tr4 is a time point after the passage of time ⁇ Tr3 from the third time point tr3.
- the light emitting unit 24D is turned on while the light emitting unit 24A, the light emitting unit 24B, and the light emitting unit 24C are kept on.
- the fifth time point tr5 is a time point after the passage of time ⁇ Tr4 from the fourth time point tr4.
- Step R1 The time from the fifth time point tr5 to the first time point tr1 is ⁇ Tr5.
- Step R1 to Step R5 the operation from Step R1 to Step R5 is repeated until the operation of the operation device 23 is released and the output of the operation signal from the operation device 23 is stopped.
- the time ⁇ Tr1, the time ⁇ Tr2, the time ⁇ Tr3, the time ⁇ Tr4, and the time ⁇ Tr5 are the same time.
- FIG. 5 is a schematic diagram showing an example of the operation of the blinker device 20 when the host vehicle 11 turns left or changes lanes to the left.
- the driver 11 operates the operating device 23 so that the left turn blinker 22 operates.
- the operating device 23 is operated, as shown in FIG. 5, the plurality of light emitting portions 25 of the left turn turn signal 22 are sequentially lit from the inside to the outside in the vehicle width direction.
- the light emitting part 24 of the right turn turn signal 21 and the light emission part 25 of the left turn turn signal 22 are not lit (step L0).
- the innermost light emitting unit 25A is turned on in the vehicle width direction at the first time point tl1 (step L1).
- the light emitting unit 25B is turned on at the second time point tl2 (step L2).
- the second time point tl2 is a time point after the passage of time ⁇ Tl1 from the first time point tl1.
- the light emitting unit 25B is turned on while the light emitting unit 25A is kept on.
- the light emitting unit 25C is turned on at the third time point tl3 (step L3).
- the third time point tl3 is a time point after the elapse of time ⁇ Tl2 from the second time point tl2.
- the light emitting unit 25C is lit while the lighting of the light emitting unit 25A and the light emitting unit 25B is maintained.
- the light emitting unit 25D is turned on at the fourth time point tl4 (step L4).
- the fourth time point tl4 is a time point after the passage of time ⁇ Tl3 from the third time point tl3.
- the light emitting unit 25D is lit while the lighting of the light emitting unit 25A, the light emitting unit 25B, and the light emitting unit 25C is maintained.
- the fifth time point tl5 is a time point after the elapse of time ⁇ Tl4 from the fourth time point tl4.
- Step L1 The time from the fifth time point tl5 to the first time point tl1 is ⁇ T15.
- Step L1 to Step L5 is repeated until the operation of the operation device 23 is released and the output of the operation signal from the operation device 23 is stopped.
- time ⁇ Tl1, time ⁇ Tl2, time ⁇ Tl3, time ⁇ Tl4, and time ⁇ Tl5 are the same time.
- the driver of the host vehicle 11 operates the operating device 23 so that the hazard function is exhibited when the host vehicle 11 is parked on the road or when the host vehicle 11 is at the end of the traffic jam. That is, when the driver of the host vehicle 11 parks the host vehicle 11 on the road or when the host vehicle 11 is at the tail end of the traffic jam, both the right turn turn signal 21 and the left turn turn signal 22 are operated.
- the operating device 23 is operated. When the operating device 23 is operated, the plurality of light emitting units 24 of the right turn turn signal 21 and the plurality of light emission units 25 of the left turn turn signal 22 are sequentially turned on from the inside to the outside in the vehicle width direction.
- the blinker device 20 functions as an alarm device that issues an alarm to the following vehicle 12 when there is a possibility of collision between the host vehicle 11 and the following vehicle 12.
- the blinker device 20 is lit in a lighting state different from the lighting state in the normal state.
- the normal state includes a state in which there is no possibility of a collision between the own vehicle 11 and the following vehicle 12, and a state in which the own vehicle 11 makes a right turn, a left turn, and a lane change in a state in which there is no possibility of a collision with the following vehicle 12. including.
- a state where there is no possibility of collision between the own vehicle 11 and the following vehicle 12 is appropriately referred to as a normal state, and a state where there is a possibility of collision between the own vehicle 11 and the following vehicle 12 is appropriately This is called a dangerous state.
- At least one of the plurality of light emitting units 24 and the plurality of light emitting units 25 is sequentially turned on from the inside to the outside in the vehicle width direction. Is done.
- FIG. 6 is a schematic diagram illustrating an example of the operation of the blinker device 20 when it is determined that the vehicle is in a dangerous state and the own vehicle 11 issues a warning to the following vehicle 12.
- the dangerous state the right turn turn signal 21 and the left turn turn signal 22 are sequentially lit in a lighting state different from the lighting state in the normal state.
- the plurality of light emitting portions 24 of the right turn turn signal 21 and the plurality of light emission portions 25 of the left turn turn signal 22 are sequentially turned on from the outside to the inside in the vehicle width direction.
- the light emitting part 24 of the right turn turn signal 21 and the light emission part 25 of the left turn turn signal 22 are not lit before being determined to be in a dangerous state (step D0).
- step D1 If it is determined that the vehicle is in a dangerous state, the outermost light emitting unit 24D and light emitting unit 25D are turned on in the vehicle width direction at the first time point td1 (step D1).
- the light emitting unit 24C and the light emitting unit 25C are turned on at the second time point td2 (step D2).
- the second time point td2 is a time point after the elapse of time ⁇ Td1 from the first time point td1.
- the light emitting unit 24C and the light emitting unit 25C are lit while the light emitting unit 24D and the light emitting unit 25D are kept on.
- the light emitting unit 24B and the light emitting unit 25B are turned on at the third time point td3 (step D3).
- the third time point td3 is a time point after the passage of time ⁇ Td2 from the second time point td2.
- the light emitting unit 24B and the light emitting unit 25B are lit while the lighting of the light emitting unit 24D, the light emitting unit 25D, the light emitting unit 24C, and the light emitting unit 25C is maintained.
- the fourth time point td4 is a time point after the elapse of time ⁇ Td3 from the third time point td3.
- the light emitting unit 24A and the light emitting unit 25A are turned on while the light emitting unit 24D, the light emitting unit 25D, the light emitting unit 24C, the light emitting unit 25C, the light emitting unit 24B, and the light emitting unit 25B are kept on.
- the light emitting unit 24D, the light emitting unit 25D, the light emitting unit 24C, the light emitting unit 25C, the light emitting unit 24B, the light emitting unit 25B, the light emitting unit 24A, and the light emitting unit 25A The light is turned off (step D5).
- the fifth time point td5 is a time point after the elapse of time ⁇ Td4 from the fourth time point td4.
- Step D1 The time from the fifth time point td5 to the first time point td1 is ⁇ Td5.
- Step D1 to Step D5 are repeated until the dangerous state is resolved.
- the time ⁇ Td1, the time ⁇ Td2, the time ⁇ Td3, the time ⁇ Td4, and the time ⁇ Td5 are the same time.
- FIG. 7 is a functional block diagram showing an example of the collision avoidance system 100 including the winker device 20 according to the present embodiment.
- the winker device 20 is provided on the right side of the rear portion of the host vehicle 11, and the right turn winker 21 having a plurality of light emitting units 24 arranged in the vehicle width direction of the host vehicle 11, and the host vehicle 11.
- a left turn turn signal 22 having a plurality of light emitting portions 25 disposed on the left side of the rear portion and arranged in the vehicle width direction of the host vehicle 11, and a turn signal turn signal provided in the cab of the host vehicle 11 and operated by the driver.
- the acquisition unit 26 that acquires the determination signal J that indicates the determination result of one of the plurality of light emitting units 24 of the right turn turn signal 21 and one or both of the plurality of light emission units 25 of the left turn turn signal 22 are vehicles.
- the normal-time control unit 27 that outputs the normal-time control signal C1 so as to light sequentially from the inside to the outside, and the determination signal J indicating the determination result that there is a possibility of collision between the host vehicle 11 and the following vehicle 12 are acquired.
- the danger light control signal C2 is output so that both the plurality of light emitting parts 24 of the right turn turn signal 21 and the plurality of light emission parts 25 of the left turn turn signal 22 are sequentially turned on from the outside in the vehicle width direction. Unit 28.
- the turn signal device 20 includes a switching unit 29 that switches the output of the normal control signal C1 and the dangerous control signal C2 to the right turn turn signal 21 and the left turn turn signal 22.
- the switching unit 29 does not simultaneously supply the normal control signal C1 and the danger control signal C2 to the right turn turn signal 21 and the left turn turn signal 22.
- the danger time control signal C2 is not supplied.
- the danger time control signal C2 is supplied to the right turn signal 21 and the left turn signal 22, the normal time control signal C1 is not supplied.
- the blinker device 20 has a computer system.
- the computer system of the winker device 20 includes an acquisition unit 26, a normal control unit 27, a danger control unit 28, and a switching unit 29.
- the computer system of the blinker device 20 is different from the computer system of the control device 50 of the host vehicle 11.
- the control device 50 of the host vehicle 11 may include the acquisition unit 26, the normal time control unit 27, the danger time control unit 28, and the switching unit 29.
- the collision avoidance system 100 is based on a winker device 20, a detection device 60 that is provided in a rear portion of the host vehicle 11 and detects the following vehicle 12 that travels behind the host vehicle 11 in a non-contact manner, and a detection result of the detection device 60. And a determination unit 51 that determines whether or not there is a possibility of a collision between the host vehicle 11 and the following vehicle 12.
- the blinker device 20 is controlled based on the determination result of the determination unit 51.
- the operating device 23 is operated by the driver. When the operating device 23 is operated by the driver's operation, the operating device 23 generates an operation signal M for operating one or both of the right turn winker 21 and the left turn winker 22.
- the operation signal M is output from the operation device 23 to the normal time control unit 27.
- the normal time control unit 27 sequentially turns one or both of the plurality of light emitting units 24 of the right turn turn signal 21 and the plurality of light emission units 25 of the left turn turn signal 22 from the inside to the outside in the vehicle width direction.
- the normal control signal C1 is output so as to light up.
- the normal-time control signal C1 is supplied to the right turn turn signal 21, as described with reference to FIG. 4, the plurality of light emitting portions 24 of the right turn turn signal 21 are sequentially lit from the inside to the outside in the vehicle width direction.
- the normal-time control signal C1 is supplied to the left turn turn signal 22, the plurality of light emitting portions 25 of the left turn turn signal 22 are sequentially lit from the inside to the outside in the vehicle width direction as described with reference to FIG. .
- the acquisition unit 26 acquires the determination signal J from the determination unit 51.
- the acquisition unit 26 outputs the acquired determination signal J to the danger control unit 28.
- a plurality of light emitting units of both the right turn turn signal 21 and the left turn turn signal 22 The danger time control signal C2 is output so that 24 and the light emitting unit 25 are sequentially turned on from the outside to the inside in the vehicle width direction.
- the danger control signal C2 is supplied to the right turn turn signal 21 and the left turn turn signal 22, as described with reference to FIG. 6, the plurality of light emitting portions 24 of the right turn turn signal 21 are viewed from the outside in the vehicle width direction. Sequential lighting is performed on the inside, and the plurality of light emitting portions 25 of the turn signal blinker 22 are sequentially lighted from the outside to the inside in the vehicle width direction.
- the switching unit 29 acquires the determination signal J from the determination unit 51.
- the switching unit 29 displays a determination result that may cause a collision between the host vehicle 11 and the following vehicle 12.
- the determination signal J is acquired, the output of the normal control signal C1 to the right turn turn signal 21 and the left turn turn signal 22 is stopped, and the danger time control signal C2 is output to the right turn turn signal 21 and the left turn turn signal 22. To do.
- the switching unit 29 obtains a determination signal J indicating a determination result that there is no possibility of a collision.
- the output of the danger control signal C2 to the winker 21 and the left turn winker 22 is stopped, and the normal time control signal C1 is output to one or both of the right turn winker 21 and the left turn winker 22.
- the determination unit 51 determines the presence or absence of a collision between the host vehicle 11 and the following vehicle 12 based on the detection result of the detection device 60.
- the detection device 60 can detect the presence / absence of the following vehicle 12, the relative position with the following vehicle 12, and the relative speed with the following vehicle 12.
- the relative speed between the host vehicle 11 and the following vehicle 12 is equal to or higher than a predetermined speed
- the relative distance between the host vehicle 11 and the following vehicle 12 is equal to or less than a predetermined distance. At this time, it is determined that there is a possibility of a collision between the host vehicle 11 and the following vehicle 12.
- the determination unit 51 classifies the possibility of collision between the host vehicle 11 and the following vehicle 12 into a plurality of levels based on the detection result of the detection device 60.
- the possibility of collision between the host vehicle 11 and the following vehicle 12 is classified into three levels. For example, when the relative distance between the own vehicle 11 and the following vehicle 12 is a predetermined distance, when the following vehicle 12 approaches the own vehicle 11 at a first relative speed or more and less than a second relative speed, the determination unit 51 The possibility of a collision between the host vehicle 11 and the following vehicle 12 is determined to be the first risk level.
- the determination unit 51 determines that the host vehicle 11 and the following vehicle 12 is determined to be the third risk level where the possibility of a collision is higher than the second risk level.
- the detection device 60 of the host vehicle 11 detects the following vehicle 12.
- the detection result of the detection device 60 is output to the determination unit 51.
- the determination unit 51 determines whether or not there is a possibility of a collision between the host vehicle 11 and the following vehicle 12 based on the detection result of the detection device 60.
- the determination unit 51 outputs a determination signal J indicating the determination result of the possibility of collision between the host vehicle 11 and the following vehicle 12 to the acquisition unit 26.
- the acquisition unit 26 acquires the determination signal J (step SP1). During traveling of the host vehicle 11, the determination unit 51 continues to output the determination signal J to the acquisition unit 26. During traveling of the host vehicle 11, the acquisition unit 26 continues to acquire the determination signal J from the determination unit 51.
- the determination unit 51 outputs a determination signal J to the switching unit 29. During traveling of the host vehicle 11, the determination unit 51 continues to output the determination signal J to the switching unit 29. In traveling of the host vehicle 11, the switching unit 29 continues to acquire the determination signal J from the determination unit 51.
- step SP2 In the traveling of the host vehicle 11, it is determined whether or not the operation signal M is output (step SP2).
- the operating device 23 When the operating device 23 is operated by the driver of the host vehicle 11 to turn right or left or change lanes while the host vehicle 11 is traveling, an operation signal M is generated.
- the controller device 23 outputs the generated operation signal M to the normal control unit 27.
- step SP3 determines that the host vehicle 11 and the following vehicle are not operated. 12 is determined whether or not there is a possibility of collision with the robot 12 (step SP3).
- the determination signal J is output from the determination unit 51 to the switching unit 29.
- the switching unit 29 acquires the determination signal J output from the determination unit 51 and determines whether or not there is a possibility of a collision between the host vehicle 11 and the following vehicle 12.
- the switching unit 29 determines that there is no possibility of a collision between the host vehicle 11 and the following vehicle 12 when the determination signal J indicating the determination result without the possibility of a collision is acquired from the determination unit 51.
- the switching unit 29 determines that there is a possibility of a collision between the host vehicle 11 and the following vehicle 12 when the determination signal J indicating a determination result indicating the possibility of a collision is obtained from the determination unit 51.
- step SP3 If it is determined in step SP3 that there is no possibility of a collision (step SP3: No), the process ends, detection of the following vehicle 12 by the detection device 60 and output of the determination signal J by the determination unit 51 are continued.
- step SP3 When it is determined in step SP3 that there is a possibility of a collision (step SP3: Yes), the switching unit 29 uses the danger turn control signal C2 acquired from the danger time control unit 28 to the right turn turn signal 21 and the left turn turn signal 22. (Step SP4).
- the danger control unit 28 acquires the determination signal J indicating the determination result that there is a possibility of a collision from the acquisition unit 26, and generates the danger control signal C2 based on the determination signal J.
- the dangerous time control unit 28 outputs a dangerous time control signal C ⁇ b> 2 to the switching unit 29.
- the switching unit 29 acquires the danger control signal C ⁇ b> 2 from the danger control unit 28.
- the switching unit 29 outputs the acquired danger control signal C ⁇ b> 2 to the right turn turn signal 21 and the left turn turn signal 22. Accordingly, as described with reference to FIG. 6, both the plurality of light emitting portions 24 of the right turn turn signal 21 and the plurality of light emission portions 25 of the left turn turn signal 22 are sequentially turned on from the outside to the inside in the vehicle width direction. .
- the switching unit 29 determines whether or not there is a possibility of collision (step SP5). For example, when the danger control signal C2 is output and the relative distance between the host vehicle 11 and the following vehicle 12 increases and the possibility of a collision is resolved, the determination unit 51 detects the detection device 60. Based on the result, a determination signal J indicating a determination result with no possibility of collision is output to the acquisition unit 26 and the switching unit 29. When the possibility of the collision is not resolved, the determination unit 51 continues to output the determination signal J indicating the determination result that there is a possibility of the collision.
- Step SP5 when it is determined that there is a possibility of collision (Step SP5: Yes), the output of the danger control signal C2 is continued.
- step SP5 When it is determined in step SP5 that there is no possibility of a collision (step SP5: No), that is, when a determination signal J indicating a determination result with no possibility of a collision is acquired, the switching unit 29 switches the right turn blinker. 21 and the output of the danger control signal C2 to the left turn turn signal 22 are stopped (step SP6). Thereby, the operation
- step SP2 when the controller device 23 is operated and it is determined that the operation signal M is output (step SP2: Yes), the normal control unit 27 generates the normal control signal C1 based on the operation signal M. Generate.
- the normal time control unit 27 outputs the generated normal time control signal C ⁇ b> 1 to the switching unit 29.
- the switching unit 29 outputs the normal control signal C1 acquired from the normal control unit 27 to at least one of the right turn winker 21 and the left turn winker 22 (step SP7). Accordingly, as described with reference to FIGS. 4 and 5, at least one of the plurality of light emitting portions 24 of the right turn turn signal 21 and the plurality of light emission portions 25 of the left turn turn signal 22 is outside from the inside in the vehicle width direction. Light up sequentially.
- the switching unit 29 determines whether or not there is a possibility of collision (step SP8). For example, when the normal vehicle control signal C1 is output in the right / left turn or lane change of the host vehicle 11 and the subsequent vehicle 12 suddenly approaches the host vehicle 11 and the possibility of a collision increases, the determination unit 51 Based on the detection result of the detection device 60, a determination signal J indicating a determination result that may cause a collision is output to the acquisition unit 26 and the switching unit 29. When there is no possibility of collision, the determination unit 51 continues to output a determination signal J indicating a determination result with no possibility of collision.
- step SP8 If it is determined in step SP8 that there is no possibility of a collision (step SP8: No), the vehicle 11 is turned left or right or the lane is changed, and the process is terminated.
- Step SP8 when it is determined that there is a possibility of collision (Step SP8: Yes), the switching unit 29 outputs the danger control signal C2 (Step SP9). That is, when the normal time control signal C1 is output, when the determination signal J indicating the determination result that there is a possibility of a collision is acquired, the switching unit 29 stops the output of the normal time control signal C1, The danger control signal C2 is output.
- the blinker device 20 that has been operating in the lighting state described with reference to FIGS. 4 and 5 is switched to the lighting state described with reference to FIG. 6.
- the switching unit 29 determines whether or not there is a possibility of a collision (step SP10). For example, when the danger control signal C2 is output and the relative distance between the host vehicle 11 and the following vehicle 12 increases and the possibility of a collision is resolved, the determination unit 51 detects the detection device 60. Based on the result, a determination signal J indicating a determination result with no possibility of collision is output to the acquisition unit 26 and the switching unit 29. When the possibility of the collision is not resolved, the determination unit 51 continues to output the determination signal J indicating the determination result that there is a possibility of the collision.
- step SP10 If it is determined in step SP10 that there is a possibility of a collision (step SP10: Yes), the output of the danger control signal C2 is continued.
- step SP10 When it is determined in step SP10 that there is no possibility of a collision (step SP10: No), the switching unit 29 outputs a normal control signal C1 (step SP11). That is, when the determination signal J indicating the determination result that there is no possibility of a collision is acquired when the danger control signal C2 is output, the switching unit 29 stops the output of the danger control signal C2, The normal control signal C1 is output.
- the blinker device 20 that has been operating in the lighting state described with reference to FIG. 6 is switched to the lighting state described with reference to FIGS. 4 and 5.
- the danger control unit 28 determines when the lighting of each of the plurality of light emitting units 24 and the plurality of light emitting units 25 starts and the light emission based on the level of possibility of collision (risk level).
- risk level the level of possibility of collision between the host vehicle 11 and the following vehicle 12 is classified into the first risk level, the second risk level, and the third risk level.
- the dangerous state as described with reference to FIG. 6, at the first time point td1, the light emitting unit 24D and the light emitting unit 25D are turned on, and at the second time point td2 when the time ⁇ Td1 has elapsed from the first time point td1.
- the light emitting unit 24C and the light emitting unit 25C are turned on, and the light emitting unit 24B and the light emitting unit 25B are turned on at the third time point td3 when the time ⁇ Td2 has elapsed from the second time point td2, and the time ⁇ Td3 has elapsed from the third time point td3.
- the light emitting unit 24A and the light emitting unit 25A are turned on, and at the fifth time point td5 when the time ⁇ Td4 has elapsed from the fourth time point td4, the light emitting unit 24D, the light emitting unit 25D, the light emitting unit 24C, the light emitting unit 25C, and the light emitting unit.
- the light emitting unit 25B, the light emitting unit 24A, and the light emitting unit 25A are turned off, and at the first time point td1 when the time ⁇ Td5 has elapsed from the fifth time point td5. Then, the light emitting unit 24D and the light emitting unit 25D are turned on again. Based on the risk level, the time ⁇ Td1, the time ⁇ Td2, the time ⁇ Td3, the time ⁇ Td4, and the time ⁇ Td5 may be changed.
- the time ⁇ Td1, the time ⁇ Td2, the time ⁇ Td3, the time ⁇ Td4, and the time ⁇ Td5 at the first risk level with a low risk level are set as the time ⁇ Td1, the time ⁇ Td2, the time ⁇ Td3 at the second risk level with a high risk level, It may be longer than time ⁇ Td4 and time ⁇ Td5.
- the light emission amounts (light intensity) of the light emitting unit 24 and the light emitting unit 25 at the third risk level with a high risk level are the light emission amounts of the light emitting unit 24 and the light emitting unit 25 at the first risk level with a low risk level. It may be higher than (light intensity).
- the sequential lighting type blinker device 20 when the possibility of collision between the host vehicle 11 and the following vehicle 12 is high, the sequential lighting type blinker device 20 is set in a lighting state different from the lighting state in the normal state. By sequentially lighting, the driver of the following vehicle 12 can be alerted effectively. Thereby, the driver of the following vehicle 12 can take measures for avoiding a collision with the own vehicle 11. Therefore, the collision between the own vehicle 11 and the following vehicle 12 is avoided.
- the right turn turn signal 21 and the left turn turn signal 22 when at least one of the right turn turn signal 21 and the left turn turn signal 22 is operating based on the normal control signal C1, when the succeeding vehicle 12 suddenly approaches the host vehicle 11, the right turn The control signal supplied to the turn signal 21 and the left turn signal 22 is switched from the normal control signal C1 to the danger control signal C2. That is, when the dangerous state is changed from the normal state, the dangerous time control signal C2 has priority over the normal time control signal C1. Accordingly, even when the host vehicle 11 turns left or right or changes lanes, the driver of the succeeding vehicle 12 can be alerted effectively.
- the right turn turn signal 21 and the left turn turn signal 22 are operating based on the danger time control signal C2
- the right turn turn signal 21 and The control signal supplied to the left turn turn signal 22 is switched from the danger time control signal C2 to the normal time control signal C1.
- the own vehicle 11 can inform the surroundings of the traveling direction.
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Abstract
Description
第1実施形態について説明する。図1は、本実施形態に係る衝突回避システム100の一例を示す模式図である。衝突回避システム100は、自車両11と、自車両11の後を走行する後続車両12との衝突を回避する。衝突回避システム100は、自車両11と後続車両12との衝突による被害を軽減する。衝突回避システム100は、自車両11と後続車両12との衝突を未然に防止する。衝突回避システム100の少なくとも一部は、自車両11に設けられる。
12 後続車両
13 タイヤ
14 走行装置
15 車体
16 操舵装置
17 ステアリング操作部
20 ウインカ装置
21 右折用ウインカ
22 左折用ウインカ
23 操作装置
24 発光部
24A 発光部
24B 発光部
24C 発光部
24D 発光部
25 発光部
25A 発光部
25B 発光部
25C 発光部
25D 発光部
26 取得部
27 通常時制御部
28 危険時制御部
29 切替部
50 制御装置
51 判定部
60 検出装置
100 衝突回避システム
J 判定信号
M 操作信号
C1 通常時制御信号
C2 危険時制御信号
Claims (5)
- 自車両の後部の右側に設けられ、前記自車両の車幅方向に配置される複数の発光部を有する右折用ウインカと、
前記自車両の後部の左側に設けられ、前記車幅方向に配置される複数の発光部を有する左折用ウインカと、
前記自車両の運転室に設けられ、運転者の操作により前記右折用ウインカ及び前記左折用ウインカの一方又は両方を作動させるための操作信号を生成可能な操作装置と、
前記自車両と前記自車両の後を走行する後続車両との衝突の可能性の有無の判定結果を示す判定信号を取得する取得部と、
前記操作信号に基づいて、前記右折用ウインカ及び前記左折用ウインカの一方又は両方の複数の前記発光部が前記車幅方向に関して内側から外側に順次点灯するように通常時制御信号を出力する通常時制御部と、
前記衝突の可能性が有る判定結果を示す前記判定信号を取得したとき、前記右折用ウインカ及び前記左折用ウインカの両方の複数の前記発光部が前記車幅方向に関して外側から内側に順次点灯するように危険時制御信号を出力する危険時制御部と、
を備えるウインカ装置。 - 前記通常時制御信号が出力されているときに、前記衝突の可能性が有る判定結果を示す前記判定信号を取得したとき、前記通常時制御信号の出力を停止して前記危険時制御信号を出力する切替部を備える、
請求項1に記載のウインカ装置。 - 前記危険時制御信号が出力されているときに、前記衝突の可能性が無い判定結果を示す前記判定信号を取得したとき、前記切替部は、前記危険時制御信号の出力を停止して前記通常時制御信号を出力する、
請求項2に記載のウインカ装置。 - 前記危険時制御部は、前記衝突の可能性のレベルに基づいて、複数の前記発光部それぞれの点灯が開始される時点及び前記発光部の発光量の一方又は両方を変える、
請求項1から請求項3のいずれか一項に記載のウインカ装置。 - 自車両の後部に設けられ、前記自車両の後を走行する後続車両を非接触で検出する検出装置と、
前記検出装置の検出結果に基づいて、前記自車両と前記後続車両との衝突の可能性の有無を判定する判定部と、
前記判定部の判定結果に基づいて制御される請求項1から請求項4のいずれか一項に記載のウインカ装置と、
を備える衝突回避システム。
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JP2014561658A JP6052307B2 (ja) | 2014-12-26 | 2014-12-26 | ウインカ装置、及び衝突回避システム |
PCT/JP2014/084565 WO2016103461A1 (ja) | 2014-12-26 | 2014-12-26 | ウインカ装置、及び衝突回避システム |
US15/539,119 US10504369B2 (en) | 2014-12-26 | 2014-12-26 | Signal device and collision avoidance system |
EP14909065.6A EP3238994B1 (en) | 2014-12-26 | 2014-12-26 | Turn signal device and collision avoidance system |
CN201480084238.5A CN107107818B (zh) | 2014-12-26 | 2014-12-26 | 方向指示灯装置以及防撞系统 |
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EP (1) | EP3238994B1 (ja) |
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US10504369B2 (en) | 2019-12-10 |
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JPWO2016103461A1 (ja) | 2017-04-27 |
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