WO2018216333A1 - 電子制御装置、車両制御方法、及び車両制御用プログラム - Google Patents

電子制御装置、車両制御方法、及び車両制御用プログラム Download PDF

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Publication number
WO2018216333A1
WO2018216333A1 PCT/JP2018/011271 JP2018011271W WO2018216333A1 WO 2018216333 A1 WO2018216333 A1 WO 2018216333A1 JP 2018011271 W JP2018011271 W JP 2018011271W WO 2018216333 A1 WO2018216333 A1 WO 2018216333A1
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Prior art keywords
vehicle
lane change
lane
information
driver
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.)
Ceased
Application number
PCT/JP2018/011271
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English (en)
French (fr)
Japanese (ja)
Inventor
高輔 長谷川
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Denso Corp
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Denso Corp
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Publication date
Application filed by Denso Corp filed Critical Denso Corp
Priority to EP18806722.7A priority Critical patent/EP3632761B1/en
Priority to CN201880032817.3A priority patent/CN110636962B/zh
Publication of WO2018216333A1 publication Critical patent/WO2018216333A1/ja
Priority to US16/682,121 priority patent/US11613263B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/18009—Propelling the vehicle related to particular drive situations
    • B60W30/18163—Lane change; Overtaking manoeuvres
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
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    • B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
    • B60K28/02—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver
    • B60K28/06—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
    • B60K28/10—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle 
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
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    • G05D1/0088—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots characterized by the autonomous decision making process, e.g. artificial intelligence, predefined behaviours
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
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    • G07C5/00—Registering or indicating the working of vehicles
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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Definitions

  • the present disclosure relates to an electronic control device, a vehicle control method, and a vehicle control program mounted on an autonomous driving vehicle.
  • Patent Document 1 discloses a travel control device that performs a fail operation such that a vehicle returns to the original travel lane when an abnormality occurs in the in-vehicle system while the autonomous driving vehicle performs overtaking control. ing.
  • the overtaking control includes a series of control in which the lane change is performed from the traveling lane to the overtaking lane, the lane change is performed again to return to the original traveling lane after overtaking the overtaking target vehicle.
  • the lane change of the vehicle is performed in various situations, such as when changing the course of the vehicle or avoiding an obstacle on the road, in addition to performing the overtaking control.
  • the inventors have found that depending on the situation, if a fail operation of returning to the original travel lane when an abnormality occurs in the in-vehicle system is performed, a result that is not suitable for the travel purpose or safe travel may occur. In addition, such a problem is not a well-known thing, but this inventor discovered uniquely.
  • an object of the present disclosure is to provide an electronic control device, a vehicle control method, and a vehicle control program that can achieve a travel purpose while ensuring the safety of the vehicle even when an abnormality occurs in an autonomous driving vehicle. Is to provide.
  • An electronic control device includes an abnormality detection unit that detects that an abnormality has occurred in an in-vehicle system, a vehicle operation detection unit that detects an operation related to a lane change of the vehicle, and a lane change when an abnormality occurs.
  • a vehicle operation specifying unit that specifies an operation related to the vehicle, a travel plan storage unit that stores a travel plan for performing automatic driving of the vehicle, own vehicle information about the vehicle, peripheral information about the surrounding environment of the vehicle, and a driver about the driver
  • An information acquisition unit that acquires at least one of the information, a purpose specifying unit that specifies the purpose of the lane change of the vehicle based on at least one of the travel plan, the own vehicle information, the surrounding information, and the driver information;
  • a lane change control unit that determines the completion or cancellation of the lane change based on the operation related to the lane change when the vehicle has occurred and the purpose of the lane change, and instructs the completion or cancellation of the lane change; Provided.
  • the vehicle can achieve a traveling purpose such as arrival at the destination of the vehicle, and the vehicle can be safely driven or stopped. It becomes possible to make it.
  • a vehicle control method detects an abnormality in an in-vehicle system, detects an operation related to a lane change of the vehicle, specifies an operation related to a lane change when the abnormality occurs, and relates to the vehicle Obtain at least one of the own vehicle information, the surrounding information about the surrounding environment of the vehicle, and the driver information about the driver, and the driving plan, the own vehicle information, the surrounding information, and the driver information for automatically driving the vehicle Based on at least one, identify the purpose of the lane change of the vehicle, determine whether to complete or cancel the lane change based on the action and the purpose of the lane change when an abnormality occurs, Instructing cancellation.
  • the vehicle can achieve a traveling purpose such as arrival at the destination of the vehicle, and can safely travel or stop the vehicle. It becomes possible.
  • a vehicle control program detects an abnormality in an in-vehicle system, detects an operation related to a lane change of the vehicle, specifies an operation related to a lane change when the abnormality occurs,
  • a vehicle driving plan own vehicle information, surrounding information, and driver information for acquiring at least one of vehicle information about the vehicle, surrounding information about the surrounding environment of the vehicle, and driver information about the driver and automatically driving the vehicle
  • the purpose of the lane change of the vehicle is specified, and when the abnormality occurs, the operation related to the lane change and the purpose of the lane change are decided to be completed or stopped, and the lane change is completed.
  • stored in a computer-readable persistent and tangible storage medium that includes computer-implemented instructions for instructing to stop.
  • FIG. 1 is a block diagram illustrating an in-vehicle system including an electronic control device according to the first embodiment.
  • FIG. 2 is a flowchart for explaining the operation of the electronic control device according to the first embodiment.
  • FIG. 3 is an explanatory diagram illustrating a combination of the purpose of the lane change and the lane change operation when an abnormality occurs and the completion or cancellation of the lane change in the first embodiment.
  • FIG. 1 shows a configuration of an electronic control device 100 according to the first embodiment and a device connected to the electronic control device 100.
  • the electronic control device 100 includes an abnormality detection unit 101, a vehicle operation detection unit 102, a vehicle operation specification unit 103, a travel plan storage unit 104, an information acquisition unit 105, a purpose specification unit 106, a lane change control unit 107, and automatic and manual instructions.
  • Part 108 is provided.
  • the electronic control device 100 is connected via an in-vehicle network to an information detection device that acquires information necessary for traveling of the vehicle, a vehicle control device for driving the vehicle, and a device constituting an in-vehicle system such as an interface.
  • the information detection device includes, for example, a host vehicle information detection unit 201, a surrounding information detection unit 202, a driver information detection unit 203
  • the vehicle control device includes, for example, a vehicle control unit 204, A power train 205 that drives the vehicle based on an instruction from the vehicle control unit 204, a brake drive unit 206, a steering drive unit 207, and the like are included.
  • the interface includes a notification unit 208 that notifies the driver of various information.
  • the own vehicle information detection unit 201 includes a vehicle speed sensor, an acceleration sensor, a yaw rate sensor, a GPS, and the like.
  • the surrounding information detection unit 202 includes a camera, a radar, a distance measuring sensor, and the like that acquire information related to a vehicle that travels around the host vehicle, and a map database that acquires information about the road on which the host vehicle is traveling.
  • the driver information detection unit 203 includes a sensor that acquires information related to the physical condition of the driver.
  • the apparatus which comprises a vehicle-mounted system is not limited to the example of FIG.
  • the in-vehicle system of the vehicle provided with the electronic control device 100 of the present disclosure is configured so that the vehicle can continue the autonomous driving even when an abnormality occurs in a part of the in-vehicle system. It is desirable that the system has a redundant configuration with a dual configuration.
  • the electronic control device 100 is not limited to that used in a system having a redundant configuration. Further, the electronic control device itself of the present disclosure may be configured redundantly.
  • the abnormality detection unit 101 detects that an abnormality has occurred in the in-vehicle system.
  • the abnormality of the in-vehicle system includes an abnormality of the in-vehicle network as well as a failure of an apparatus constituting the in-vehicle system such as the information detection apparatus and the vehicle control apparatus.
  • the abnormality detection unit 101 receives, for example, a signal notifying that an abnormality has occurred in any of the in-vehicle systems via the in-vehicle network, or by detecting that the signal is not normally input from the information detection device or the like, Abnormalities in the in-vehicle system can be detected.
  • the vehicle operation detection unit 102 detects an operation related to a lane change among various operations such as normal driving, acceleration / deceleration, and left / right turn of the vehicle. It can be detected on the basis of information input to the electronic control device 100 which one of a series of operations related to the lane change. For example, the vehicle motion detection unit 102 receives the speed information, the traveling direction information, the steering information, the vehicle inclination with respect to the traveling direction, the yaw rate information, and the image input from the surrounding information detection unit 202. An operation related to the lane change of the vehicle is detected from the information or information such as whether or not the vehicle is displaying a turn signal.
  • the start of the lane change of the vehicle can be determined from, for example, at least one of traveling direction information, steering information, vehicle inclination, and yaw rate. Further, whether or not the vehicle has entered the adjacent lane can be determined based on, for example, the positional relationship between the lane boundary line obtained from the image information and the host vehicle.
  • the lane change of the present disclosure means that a vehicle moves from a running lane to a different lane.
  • a vehicle moves from a running lane to a different lane.
  • This includes moving to the main road from the entrance lane on the highway, or moving to a lane of a different route at the branch point.
  • the operation related to the lane change of the present disclosure refers to an operation necessary for the vehicle to change the lane, and not only an operation while the vehicle moves to the adjacent lane and actually changes the lane, It includes operations before and after moving the lane, for example, an operation for displaying a turn signal, and an operation for turning off the turn signal after moving the lane.
  • the vehicle operation identification unit 103 determines which operation the vehicle is performing among lane change operations when an abnormality occurs in the in-vehicle system. Identify.
  • the operation related to the lane change is performed in three stages, that is, (A) A turn signal is displayed to change the lane, but the vehicle is not moving toward the adjacent lane, and before starting the actual lane change, (B) After the vehicle starts to change lanes by starting to move toward the adjacent lane, before the vehicle enters the adjacent lane, (C) After the vehicle enters the adjacent lane, The vehicle operation specifying unit 103 specifies whether the vehicle is operating (A) to (C) when an abnormality occurs in the in-vehicle system.
  • the classification of operations related to lane change in the above (A) to (C) is only an example, and the vehicle operation specifying unit 103 classifies the operations related to lane change into stages other than (A) to (C), You may identify the operation
  • entering means that a predetermined part of the vehicle is in an adjacent lane, and the predetermined part of the vehicle is a specific part of the vehicle (for example, located on the adjacent lane side).
  • the vehicle may be a different part of the vehicle depending on conditions.
  • the travel plan storage unit 104 stores a travel plan for performing automatic driving, which is generated based on the destination input via the car navigation system of the vehicle or the selected route.
  • This travel plan includes information such as the planned travel speed of the vehicle and the planned travel route.
  • the information acquisition unit 105 obtains information related to the vehicle (corresponding to the own vehicle information of the present disclosure) from the own vehicle information detection unit 201, and the surrounding environment of the vehicle such as the road or the surrounding vehicle on which the own vehicle is traveling from the surrounding information detection unit 202.
  • Information (corresponding to the peripheral information of the present disclosure) and information related to the driver driving the vehicle (corresponding to the driver information of the present disclosure) are acquired from the driver information detection unit 203, respectively.
  • the information acquisition unit 105 may acquire all of the information, or may acquire only part of the information.
  • the own vehicle information is information indicating the state of the vehicle, and examples thereof include information such as vehicle speed information, acceleration information, steering information, and own vehicle position.
  • the surrounding information includes, for example, information such as the number of surrounding vehicles traveling around the own vehicle, distance information between the own vehicle and the surrounding vehicles, traffic information and map information of the road on which the own vehicle is traveling. Is mentioned.
  • the driver information includes, for example, information on the driver's state such as the driver's body temperature, pulse, brain waves, face orientation and line of sight, and the driver's arousal level (sleep sleep) determined based on the information. Information indicating whether or not the driver is in poor health.
  • the information on the surrounding environment includes not only information indicating the state of the road or the like on which the host vehicle is traveling, but also the state of surrounding vehicles traveling around the host vehicle.
  • This information is obtained by, for example, a sensor or the like mounted on the host vehicle, a database or the like mounted on the host vehicle, or by wireless communication from a roadside machine or a surrounding vehicle.
  • the information on the driver refers to information indicating the behavior and state of the driver.
  • information obtained based on information obtained by the sensor for example, It also includes information indicating the driver's arousal level (sleepiness) and poor physical condition.
  • the purpose specifying unit 106 is based on at least one of the travel plan stored in the travel plan storage unit 104 and the own vehicle information, the peripheral information, and the driver information acquired by the information acquisition unit 105. Identify the purpose of the change.
  • the purpose identifying unit 106 joins or arrives at the destination other lane based on the travel plan, changes the lane at a branch point such as a highway, a lane change for avoiding obstacles in the travel route, Whether the lane change for overtaking the vehicle traveling ahead or the lane change for stopping the vehicle due to the occurrence of an abnormality in the driver is specified.
  • the purpose specifying unit 106 may specify the purpose of the lane change other than the above.
  • the lane change control unit 107 is currently executing the lane change based on the operation related to the lane change at the time of occurrence of the abnormality specified by the vehicle operation specifying unit 103 and the purpose of the lane change specified by the purpose specifying unit 106. Decide whether to complete or cancel. Then, the vehicle control unit 204 is instructed to complete or cancel the lane change.
  • instructing in the present disclosure instructing by outputting a signal indicating completion or cancellation of the lane change, or by not outputting a specific signal when instructing completion of the lane change, This includes completing lane changes as they are. Or it also includes instructing the completion or stop of the lane change indirectly by instructing the lane to travel.
  • the vehicle control unit 204 that has received an instruction to complete or cancel the lane change from the lane change control unit 107 outputs a control signal to the vehicle control device such as the power train 205, the brake drive unit 206, and the steering drive unit 207. For example, when the lane change is completed, the vehicle control unit 204 outputs a signal for increasing the steering angle to the steering drive unit 207, and when the lane change is stopped, the vehicle control unit 204 steers the steering drive unit 207. Outputs a signal to reduce the angle.
  • the vehicle control unit 204 is provided separately from the electronic control device 100, but the vehicle control unit 204 may be incorporated in the electronic control device 100.
  • the automatic and manual instruction unit 108 instructs the notification unit 208 to notify the driver of switching from automatic driving to manual driving by the driver after the lane change is completed or stopped. Then, based on an instruction from the automatic and manual instruction unit 108, the notification unit 208 notifies a message prompting the driver to switch to manual operation by a screen or sound.
  • the automatic and manual instruction unit 108 may change the lane in which the vehicle originally traveled after the lane change was completed and the vehicle normally traveled the lane after the lane change for a predetermined distance, or after the lane change was stopped. After normal travel for a predetermined distance, the notification unit 208 is instructed to switch to manual operation. As a result, when it becomes possible to safely take over the driving from the automatic driving to the manual driving, the driver can receive the notification about the driving switching from the notification unit 208 and can switch to the manual driving.
  • the automatic and manual instruction unit 108 instructs to switch from automatic driving to manual driving by the driver after the lane change is completed or stopped.
  • the automatic and manual instruction unit 108 may instruct the notification unit 208 to switch from automatic operation to manual operation as soon as the abnormality detection unit 101 determines that an abnormality has been detected.
  • the term “after the termination or cancellation of the present disclosure” may be any time later, for example, immediately after a lane change is completely completed, or when a signal is transmitted immediately after a lane change is stopped. This includes a case where a signal is transmitted when other conditions are further satisfied.
  • the electronic control unit 100 determines whether or not the vehicle provided with the electronic control unit 100 is in automatic operation. If it is determined that the vehicle is in automatic operation, the following processing is continued.
  • the vehicle operation detection unit 102 detects whether the vehicle is performing an operation related to lane change. When it is detected in S102 that the vehicle is performing an operation related to lane change, the process proceeds to S103.
  • the vehicle motion detection unit 102 detects a motion related to the currently executed lane change.
  • the abnormality detection unit 101 detects whether an abnormality has occurred in the in-vehicle system. If it is detected in S104 that an abnormality has occurred, the process proceeds to S105.
  • the vehicle operation specifying unit 103 specifies the operation related to the lane change of the vehicle when the abnormality detected in S104 occurs.
  • the purpose specifying unit 106 acquires at least one of the travel plan, the own vehicle information, the driver information, and the surrounding information, and specifies the purpose of the lane change based on the information.
  • the lane change control unit 107 completes or cancels the lane change based on the operation related to the lane change specified by the vehicle operation specifying unit 103 in S105 and the purpose of the lane change specified by the purpose specifying unit 106 in S106. And instructing the vehicle control unit 204 to complete or cancel the lane change.
  • the vehicle control unit 204 completes the lane change (S107) or stops based on the instruction from the lane change control unit 107 (S108).
  • the vehicle travels in the new lane after the lane change when the lane change is completed (S107) and in the lane that was originally traveled when the lane change is stopped (S108).
  • the automatic and manual instruction unit 108 instructs the notification unit 208 to notify that the automatic operation is switched to the manual operation by the driver.
  • S111 it is determined whether the driver has switched to manual operation in response to the instruction to switch to manual operation in S110.
  • the process proceeds to S112 and the automatic driving ends.
  • the process proceeds to S113, where the in-vehicle system continues traveling by automatic driving and stops the vehicle at a safe place.
  • FIG. 3 shows the instruction contents of the lane change control unit 107 when the operation related to the lane change when an abnormality occurs corresponds to each of the above-described (A) to (C), that is, the lane change for each purpose of the lane change. Indicates whether to complete or cancel.
  • the instruction content of the lane change control unit 107 for each purpose of lane change will be described below.
  • the lane change for reaching the destination is, for example, moving to the right or left lane as a preparation for making a right or left turn at an intersection, or to a right diversion point before a diversion point, which will be described later. It also includes moving to the right lane to travel in the adjacent rightmost lane.
  • the purpose identifying unit 106 identifies that the purpose of the lane change is to reach the destination.
  • the vehicle switches to manual operation by the driver while traveling in the lane that was originally traveling, or after the vehicle stops in a safe place, the driver Switch to manual operation with. Thereafter, the driver changes the lane to reach the destination by manual driving.
  • the reason for canceling the lane change is before the start of the lane change and because it is not determined that the lane change can be safely made to the adjacent lane. This is because it is desirable from the viewpoint of safety to continue traveling in the lane. Further, in the situation of (A), it is highly possible that the lane change can be performed in time for the future diversion by manual driving by the driver.
  • the host vehicle in light of a travel plan scheduled to travel on an expressway, location information of the host vehicle obtained from GPS, and map information based on a map database, the host vehicle enters the expressway and joins the lane If it can be recognized that the vehicle is traveling, the purpose identifying unit 106 identifies that the purpose of the lane change is a lane merge.
  • a lane other than the leftmost side in light of a travel plan in which a leftward diversion or left turn is not scheduled for a certain period of time position information of the own vehicle acquired from GPS, and map information based on a map database If it can be recognized that the vehicle is traveling, the purpose specifying unit 106 specifies that the key left is the target lane change.
  • the key lane is the target lane change when, for example, the merging lane on the right side merges with the main lane, the vehicle moves to the overtaking lane (right lane) to overtake the preceding vehicle, and returns to the left lane. This includes the case of changing to the right lane and then returning to the left lane to avoid obstacles.
  • the vehicle is left-hand traffic, but if the vehicle is right-hand traffic, the vehicle may change lanes for the purpose of keeping light.
  • the vehicle stops or completes the lane change according to the operation related to the lane change at the time of occurrence of the abnormality, as in the case of the key left.
  • the purpose specifying unit 106 Specifies that the purpose of the lane change is a course change at a diversion point.
  • the vehicle completes the lane change as it is regardless of whether the operation related to the lane change when the abnormality occurs is (A), (B), or (C).
  • the vehicle When changing lanes, it is preferable for the vehicle to turn on the turn signal 3 seconds before changing lanes and to signal lane changes to surrounding vehicles.
  • the operation related to the lane change at the time of occurrence of abnormality is (A) and the turn signal has already been turned on
  • the time required to reach the branch point is only about 3 seconds. Therefore, when the vehicle is switched from automatic driving to manual driving, it is highly likely that the vehicle has already passed the branch point. Therefore, the vehicle cannot travel on the road scheduled to travel based on the travel plan, and cannot reach the destination.
  • the purpose identifying unit 106 identifies that the purpose of the lane change is to avoid the obstacle.
  • the obstacle of the present disclosure refers to a physical or conceptual barrier on the lane in which the vehicle is traveling, for example, a fallen object, a broken vehicle, or a merged vehicle that is located on the traveling route of the host vehicle.
  • it includes road traffic accidents and construction, or traffic regulations that specify the type and lane of traffic vehicles.
  • the vehicle switches to manual driving by the driver while driving in the lane that was originally traveling, or stops before contacting the obstacle and is driven by the driver Switch to manual operation. Thereafter, the driver changes lanes to avoid obstacles by manual driving and continues to travel toward the destination.
  • the reason for canceling the lane change is before the start of the lane change and because it is not determined that the lane change can be safely made to the adjacent lane. This is because it is desirable from the viewpoint of safety to continue traveling in the lane. In addition, because there is a delay before reaching the obstacle, there is a high possibility that the lane change can be avoided by manual driving by the driver.
  • the vehicle switches to manual driving by the driver while traveling in the lane after the lane change, or the vehicle stops at a safe place Switch to manual operation by the driver later.
  • the reason for completing the lane change is the situation where it is judged that the lane can be safely changed to the adjacent lane, so the adjacent lane that has been confirmed to be safer than the current lane where the obstacle exists This is because it is desirable from the viewpoint of safety to complete the lane change to the lane to be used, and it is possible to secure the purpose of traveling to the destination while avoiding obstacles.
  • a travel plan in which a rightward diversion or a right turn is not scheduled for a certain period of time image information indicating a vehicle traveling ahead, speed information of a vehicle traveling in front and surrounding lanes, speed information of the host vehicle, traveling If it can be determined that the vehicle is trying to overtake the vehicle ahead by checking the speed limit information of the road that is on the road and the turn signal information that is lit on the overtaking lane, Specify that the objective is to pass the vehicle ahead.
  • the maximum traveling speed for example, 100 km / h preset by the driver may be used for specifying. Good.
  • the purpose of changing the lane of the vehicle is to overtake the vehicle ahead, the presence or absence of the lane change will not affect the driving purpose whether the vehicle arrives at the destination.
  • the operation related to the lane change at the occurrence of an abnormality is (A) or (B)
  • the automatic driving vehicle is configured to be safely stopped on the road shoulder when it is detected that the driver cannot drive, or stopped on the road shoulder after changing the lane.
  • the purpose specifying unit 106 specifies that the purpose of the lane change is a lane change for stopping the vehicle due to an abnormality occurring in the driver.
  • the operation related to the lane change of the vehicle when the abnormality occurs is (A), (B), In any case of (C), the vehicle completes the lane change as it is.
  • the electronic control device 100 completes the lane change until the vehicle moves to a lane where the vehicle can be stopped at a safe place.
  • the combination of the operation related to the lane change at the time of abnormality and the purpose of the lane change and the decision to complete or cancel the lane change may be set in advance in the vehicle manufacturing factory or the electronic control device manufacturing factory, or The driver of the vehicle may manually set in advance.
  • Modification 1 In the first embodiment (5), the instruction content of the lane change control unit 107 when an abnormality occurs in the in-vehicle system at the time of lane change for the purpose of stopping the vehicle when the driver is abnormal has been described.
  • the purpose of the lane change is not the purpose of stopping the vehicle when the driver is abnormal, for example, even in the case of (1) to (4) of the first embodiment, input from the driver information detecting unit 203 If the displayed information indicates an abnormality of the driver, the lane change control unit 107 instructs to complete or stop the lane change different from that in the first embodiment according to the direction in which the vehicle intends to change the lane. Also good.
  • the lane change control unit 107 completes the lane change to the left lane.
  • the lane change control unit 107 stops the lane change to the right lane.
  • the electronic control device 100 may further include an abnormality notification unit that notifies the driver that an abnormality has occurred when an abnormality occurs in the in-vehicle system or the vehicle driver.
  • the abnormality notification unit immediately notifies the driver that an abnormality has occurred.
  • the automatic and manual instruction unit 108 requests the driver to switch to the manual driving.
  • the operation of the electronic control device in each embodiment has also been described as a method description using a block diagram and a flowchart.
  • Such a method can be realized not only by the above-mentioned thing but also as a combination of a program recorded on a recording medium such as a memory and a hard disk, and a microcomputer having a dedicated or general-purpose CPU and a memory for executing the program.
  • the program can also be provided from a server via a communication line without going through a recording medium. As a result, the latest functions can always be provided through program upgrades.
  • the electronic control device is mainly used for controlling the traveling of the automobile, but may be used for controlling the traveling of a vehicle other than the automobile, for example, a motorcycle, an electrically assisted bicycle, and the like. . Further, the present disclosure is not limited to these applications.
  • each unit is expressed as, for example, S101.
  • each part can be divided into a plurality of sub-parts, while the plurality of parts can be combined into one part.
  • each part configured in this manner can be referred to as a circuit, a device, a module, and a means.
  • Each of the above-mentioned plurality of parts or a combination thereof is not only (i) a software part combined with a hardware unit (for example, a computer), but also (ii) hardware (for example, an integrated circuit, As a part of the (wiring logic circuit), it can be realized with or without including the functions of related devices.
  • the hardware unit can be configured inside a microcomputer.

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PCT/JP2018/011271 2017-05-22 2018-03-22 電子制御装置、車両制御方法、及び車両制御用プログラム Ceased WO2018216333A1 (ja)

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EP3632761A4 (en) 2020-06-10
CN110636962A (zh) 2019-12-31
CN110636962B (zh) 2022-08-23
US11613263B2 (en) 2023-03-28
EP3632761B1 (en) 2024-11-20

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