CN112744154A - Driving intention prompting method and system and automobile - Google Patents

Driving intention prompting method and system and automobile Download PDF

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Publication number
CN112744154A
CN112744154A CN202110050035.6A CN202110050035A CN112744154A CN 112744154 A CN112744154 A CN 112744154A CN 202110050035 A CN202110050035 A CN 202110050035A CN 112744154 A CN112744154 A CN 112744154A
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China
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signal
control signal
value signal
amplitude
luminous flux
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CN202110050035.6A
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CN112744154B (en
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李玉魁
宁强
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Evergrande New Energy Automobile Investment Holding Group Co Ltd
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Evergrande New Energy Automobile Investment Holding Group Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60QARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26Arrangement 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
    • B60Q1/46Arrangement 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 giving flashing caution signals during drive, other than signalling change of direction, e.g. flashing the headlights or hazard lights
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60QARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26Arrangement 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
    • B60Q1/50Arrangement 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

The application provides a driving intention prompting method, a driving intention prompting system and an automobile, wherein the method comprises the following steps: acquiring an opening value signal of an accelerator pedal; generating a control signal according to the opening value signal; and sending the control signal to a reminding component so as to control the reminding component to send out a reminding signal corresponding to the opening value signal. According to the scheme, the opening degree value signal of the accelerator pedal is obtained, the control signal of the reminding component is generated and controlled according to the opening degree value signal, and the reminding component is finally controlled to send the reminding signal corresponding to the opening degree value signal so as to remind other vehicles around. Because the opening value signal of the accelerator pedal can reflect the driving intention of the driver, the opening value signal is reminded to other vehicles, particularly front vehicles or rear vehicles on adjacent lanes can know whether the driver needs to accelerate or suddenly decelerate in advance, so that whether the driver needs to change lanes or not can be better determined, and the safety risk existing in the lane changing process is avoided.

Description

Driving intention prompting method and system and automobile
Technical Field
The application belongs to the technical field of vehicle intelligent control, and particularly relates to a driving intention prompting method and system and an automobile.
Background
When a driver drives a vehicle to run on a road, traffic accidents easily occur under two scenes, and safety driving is influenced:
in the first scenario: when a vehicle is driven to run on the road, if the speed of the vehicle in front of the lane or the adjacent lane is slow, it is difficult to determine whether the vehicle should make an opportunistic lane change and overtaking, and if the speed of the vehicle in front is suddenly reduced during lane change, collision is easy to happen.
In the second scenario: when a vehicle is driven to run on the road, the vehicle runs behind the adjacent lane, and if the vehicle needs to be changed to the adjacent lane at the moment, the speed of the vehicle behind is suddenly increased, so that collision is easy to happen.
Therefore, a solution is needed to further improve the safety of the driving process.
Disclosure of Invention
The application aims to provide a driving intention prompting method, a driving intention prompting system and an automobile, and aims to solve the technical problem that in the prior art, higher potential safety hazards exist in the automobile lane changing process.
Therefore, some embodiments of the present application provide a driving intention prompting method, which includes the following steps:
acquiring an opening value signal of an accelerator pedal;
generating a control signal according to the opening value signal;
and sending the control signal to a reminding component so as to control the reminding component to send out a reminding signal corresponding to the opening value signal.
In some embodiments of the present application, the step of generating a control signal according to the opening degree value signal includes:
and modulating the opening value signal through a pulse width modulation signal to obtain the control signal.
In the driving intention prompting method in some embodiments of the application, the step of obtaining the control signal after modulating the opening value signal by a pulse width modulation signal is as follows:
if the opening value signal indicates that the accelerator pedal is in a zero position state, the control signal changes in a single signal period as follows:
during a first time period, the amplitude of the control signal is reduced from a first amplitude to a second amplitude;
during a second time period, the amplitude of the control signal is maintained at a second amplitude;
during a third time period, the amplitude of the control signal rises from the second amplitude to the first amplitude;
during a fourth time period, the amplitude of the control signal is maintained at the first amplitude;
wherein the first time period is greater than the second time period, the third time period is greater than the fourth time period, and the second amplitude is greater than zero.
In the driving intention prompting method in some embodiments of the application, the step of obtaining the control signal after modulating the opening value signal by a pulse width modulation signal is as follows:
and if the opening value signal indicates that the accelerator pedal is in a treaded state, the frequency and/or amplitude of the control signal is larger when the opening value signal is larger.
Based on the same inventive concept, some embodiments of the present application further provide a driving intention prompting system, which includes at least one processor and at least one memory, at least one of the memories stores program instructions, and at least one of the processors executes any one of the driving intention prompting methods described above after reading the program instructions.
The driving intention prompting system in some embodiments of the application further includes a prompting component:
the reminding component is arranged at the head end and the tail end of the vehicle, and sends reminding signals corresponding to the opening degree value signals after receiving the control signals sent by the processor.
In some embodiments of the driving intention prompting system of the present application, the prompting component is an LED lamp mounted on the vehicle, or an illuminable vehicle logo of the vehicle.
In the driving intention prompting system in some embodiments of the present application:
the opening value signal represents that the accelerator pedal is in a zero state:
the LED lamp or the luminous car logo emits light of a first color under the control of the control signal; or the like, or, alternatively,
the LED lamp or the luminous car logo emits light according to a breathing mode under the control of a control signal, and the breathing mode refers to that the luminous flux of the LED lamp or the luminous car logo changes in a single signal period according to the following mode:
during a first period of time, the luminous flux is reduced from a first luminous flux to a second luminous flux;
during a second time period, the luminous flux is maintained at a second luminous flux;
during a third period of time, the luminous flux rises from the second luminous flux to the first luminous flux;
during a fourth period of time, the luminous flux is maintained at the first luminous flux;
wherein the second luminous flux is greater than zero.
In the driving intention prompting system in some embodiments of the present application:
the opening degree value signal represents that the accelerator pedal is in a depressed state:
the LED lamp or the luminous car logo emits light of a second color under the control of the control signal; and/or the presence of a gas in the gas,
the larger the opening value signal is, the higher the flicker frequency of the LED lamp or the illuminable car logo is and/or the larger the luminous flux is.
Some embodiments of the present application also provide an automobile comprising the driving intention prompting system described in any one of the above.
Compared with the prior art, the above technical scheme provided by the application has the following beneficial effects at least: according to the scheme, the opening degree value signal of the accelerator pedal is obtained, the control signal of the reminding component is generated and controlled according to the opening degree value signal, and the reminding component is finally controlled to send the reminding signal corresponding to the opening degree value signal so as to remind other vehicles around. The driving intention of a driver can be reflected through the opening value signal of the accelerator pedal, and a front vehicle or a rear vehicle on an adjacent lane can be known in advance whether the driver needs to accelerate or suddenly decelerate through the reminding component, so that whether lane changing is carried out can be better determined, and the safety risk existing in the lane changing process is avoided.
Drawings
FIG. 1 is a flow chart of a driving intent prompting method according to an embodiment of the present application;
FIG. 2 is a schematic diagram illustrating a pulse waveform of a control signal when the accelerator pedal is in a zero position according to an embodiment of the present disclosure;
FIG. 3 is a block diagram of a driving intention prompting system according to an embodiment of the present application;
fig. 4 is a block diagram of a driving intention prompting system according to another embodiment of the present application;
FIG. 5 is a schematic view of an illumination mode of an LED lamp or an illuminable emblem according to an embodiment of the present application when the accelerator pedal is in a zero position;
fig. 6 (a) and (b) are schematic views illustrating driving intention reminding of other vehicles when the automobile runs on a road according to an embodiment of the present application.
Detailed Description
The embodiments of the present application will be further described with reference to the accompanying drawings. In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present application, and do not indicate or imply that the device or component being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
Some embodiments of the present application provide a driving intention prompting method, which may be applied to an onboard controller on a vehicle, as shown in fig. 1, and the method may include the following steps:
s101: an opening value signal of an accelerator pedal is acquired. The accelerator pedal includes two types, one is electronic type and the other is mechanical type. The electronic accelerator pedal is provided with a control module, and an opening value signal of the electronic accelerator pedal can be directly output to a vehicle-mounted controller by the control module. The mechanical accelerator pedal can detect an opening value signal of the accelerator pedal through a detection module such as an angle sensor, and the opening value signal needs to be transmitted to an on-board controller through an electronic control unit on a vehicle. It is understood that the opening value signal of the accelerator pedal is sent after the vehicle is powered on, and the accelerator pedal does not send any signal to the outside in the power-off condition of the vehicle.
S102: and generating a control signal according to the opening value signal. For different opening value signals, different control signals are generated according to a predefined control strategy, for example, the frequency or amplitude of the control signals changes proportionally according to the opening value signals.
S103: and sending the control signal to a reminding component so as to control the reminding component to send out a reminding signal corresponding to the opening value signal. The reminding component can be arranged at the head and the tail of the vehicle to respectively remind the front vehicle and the rear vehicle. The reminding component can be a reminding component which is newly added after the vehicle leaves a factory, such as a signboard, an indicator light and the like. The warning part also can utilize the existing sign part that has prompt facility on the vehicle, like the car air grille before the car (or preceding bonnet), the car brand mark (car logo) of back boot lid (or back tail-gate) at the horizontal plane of symmetry installation of vehicle, some car manufacturers have added light effect with the car logo at present stage, make under night or the darker environment of light, the car logo distinguishability is higher, simultaneously also more pleasing to the eye, consequently can directly utilize luminous car logo as warning part in this application, for example, car logo scintillation suggestion accelerator pedal is stepped on, the scintillation frequency is big more then the degree that the demonstration was stepped on is higher, vehicle acceleration is big more.
According to the scheme, the opening degree value signal of the accelerator pedal is obtained, the control signal of the reminding component is generated and controlled according to the opening degree value signal, and the reminding component is finally controlled to send the reminding signal corresponding to the opening degree value signal so as to remind other vehicles around. The driving intention of a driver can be reflected through the opening value signal of the accelerator pedal, and a front vehicle or a rear vehicle on an adjacent lane can be known in advance whether the driver needs to accelerate or suddenly decelerate through the reminding component, so that whether lane changing is carried out can be better determined, and the safety risk existing in the lane changing process is avoided.
In some embodiments, step S102 may include: and modulating the opening value signal through a pulse width modulation signal to obtain the control signal. I.e. the opening value signal is modulated with a PWM signal. The PWM modulation mode can minimize the noise influence, and the realization cost is lower, the devices are fewer, and the space can be saved.
The accelerator pedal in the vehicle can respond to the driving intention of the driver in real time, and the driving intention of the driver is fed back to the vehicle-mounted controller through the opening degree of the accelerator pedal. The operating state of the accelerator pedal can be divided into two macroscopically, namely a zero state and a non-zero state, wherein the zero state is a free state when the accelerator pedal is not stepped on, and the non-zero state is a state when the accelerator pedal is stepped on.
In some embodiments, when the accelerator pedal is in the zero position state, there are two corresponding vehicle states: the control signal at which the vehicle is stationary and the vehicle is coasting may be in the form shown in fig. 2, varying within a single signal period T as follows:
during a first time period (time period t 1-t 2), the magnitude of the control signal is reduced from a first magnitude to a second magnitude; during a second time period (time period t 2-t 3), the amplitude of the control signal is maintained at a second amplitude; during a third time period (time period t 3-t 4), the amplitude of the control signal rises from the second amplitude to the first amplitude; during a fourth time period (time period t 4-t 5), the amplitude of the control signal is maintained at the first amplitude; wherein the first time period is greater than the second time period, the third time period is greater than the fourth time period, and the second amplitude is greater than zero. Assuming that the LED lamp or the illuminable emblem is used as the reminding unit, under the control of the control signal, the LED lamp or the illuminable emblem emits light in a manner similar to human breathing, the light emitting mode is relatively smooth and can well reflect the opening degree of the accelerator pedal of the driver or the vehicle, and the frequency of the control signal can also simulate the frequency similar to human breathing, for example: the frequency range is 12-20 Hz. Through the control mode, the reminding component can be always in the action state if the second amplitude of the control signal is greater than zero, and only the amplitude of the action state can be changed.
When the accelerator pedal is in a non-zero state, the opening value signal is not only a state signal, but also can be a continuously changing signal, and the control signal obtained by the opening value signal can also be a continuously changing signal. In some embodiments: and if the opening value signal indicates that the accelerator pedal is in a treaded state, the frequency and/or amplitude of the control signal is larger when the opening value signal is larger. For example, if the control signal is used to control the LED lamp or the illuminable emblem to emit light, when the opening value signal changes continuously, the LED lamp or the illuminable emblem may also exhibit a continuous dynamic light-emitting effect, such as flashing light and flashing frequency becoming faster and faster, or emitted light brightness becoming larger and larger, so as to enable other vehicle drivers to know that the vehicle with the larger opening value of the driving pedal is accelerating, that is, when the accelerator pedal emits a non-zero state signal, the corresponding vehicle accelerating state, and the LED lamp or the illuminable emblem exhibits a corresponding dynamic light effect according to the opening value of the accelerator pedal, where the dynamic effect may be a gradually changing flashing frequency, gradually changing brightness, gradually changing color, and the like, thereby not only being beautiful, but also having a safety attribute.
Some embodiments of the present application further provide a storage medium, where the storage medium stores program instructions, and after reading the program instructions, the computer executes the driving intention prompting method described in the scheme provided in any of the above method embodiments.
In some embodiments of the present application, a driving intention prompting system is further provided, as shown in fig. 3, including at least one processor 101 and at least one memory 102, where at least one of the memories 102 stores instruction information, and after reading the program instructions, at least one of the processors 101 may execute the driving intention prompting method according to any of the above method embodiments. The above system may further include: an input device 103 and an output device 104. The processor 101, memory 102, input device 103, and output device 104 may be connected by a bus or other means. The product can execute the method provided by the embodiment of the application, and has the corresponding functional modules and beneficial effects of the execution method. For technical details that are not described in detail in this embodiment, reference may be made to the methods provided in the embodiments of the present application.
In some embodiments, as shown in fig. 4, the driving intention prompting system may further include a prompting component 105, the prompting component 105 is disposed at a vehicle head end and a vehicle tail end of the vehicle, and the prompting component 105 receives the control signal sent by the processor 101 and then sends a prompting signal corresponding to the opening degree value signal. The processor 101 may be implemented by the body controller 1011 and the signal modulator 1012, thereby forming an open-loop control system. The vehicle body controller 1011 is a signal transmission junction between different functional domains of the whole vehicle, receives an opening degree value signal sent by the accelerator pedal 100, transmits the opening degree value signal to the signal modulator 1012, and the signal modulator 1012 controls the reminding component 105 in real time in an equal proportion according to the opening degree value signal of the accelerator pedal according to a pre-stored control strategy, so that the reminding component 105 can respond to the opening degree value of the accelerator pedal in time and convert a reminding signal.
In some embodiments of the present application, the reminder device 105 is an LED light mounted on the vehicle or an illuminable emblem of the vehicle. The LED lamp and the illuminable emblem may include red, green, yellow, etc., and the LED lamp may change color as the accelerator opening value is changed when the accelerator pedal is depressed. Specifically, the method comprises the following steps:
in some embodiments, as shown in fig. 5, the opening value signal indicates that the accelerator pedal is in a zero state: the LED lamp or the luminous car logo emits light of a first color under the control of the control signal; or, the LED lamp or the illuminable emblem emits light in a breathing mode under the control of the control signal, and the breathing mode is that the luminous flux of the LED lamp or the illuminable emblem changes in a single signal period as follows: during a first period of time, the luminous flux is reduced from a first luminous flux to a second luminous flux; during a second time period, the luminous flux is maintained at a second luminous flux; during a third period of time, the luminous flux rises from the second luminous flux to the first luminous flux; during a fourth period of time, the luminous flux is maintained at the first luminous flux; wherein the second luminous flux is greater than zero.
The control signal refers to the control signal shown in fig. 2, under the control of the signal, the LED lamp or the illuminable emblem emits light in a breathing mode, the second luminous flux can be 30% of the maximum luminous flux, that is, when the accelerator pedal is in a zero position state, the luminous flux of the LED lamp or the illuminable emblem is always greater than zero, that is, a certain luminous intensity is always present, and the control signal can give an indication to other vehicles. At this time, when a vehicle behind the vehicle is added to the vehicle and the vehicle is desired to be accelerated or bypassed, it can be determined from the prompt signal that the vehicle is in a state where the vehicle is already powered on but the driver does not depress the accelerator pedal, and the vehicle behind the vehicle can be accelerated to bypass the vehicle.
In other embodiments, the opening value signal indicates that the accelerator pedal is in a depressed state: the LED lamp or the luminous car logo emits light of a second color under the control of the control signal; and/or the larger the opening value signal is, the higher the flicker frequency and/or the larger the luminous flux of the LED lamp or the illuminable car logo are. The second color is different from the first color, whether the accelerator pedal is in a zero state or not is indicated through different colors, meanwhile, if the accelerator pedal is pressed down, the LED lamp or the luminous car logo can change the luminous effect in real time according to the degree of pressing down the accelerator pedal, and the luminous effect can be, but is not limited to, brightness change, color change, flicker frequency change and the like.
In some embodiments of the present application, there is also provided an automobile including the driving intention prompting system according to the above aspect. Referring to fig. 6, two prompting scenarios are shown in diagrams (a) and (b), in which the rear vehicle can determine whether the front vehicle will suddenly decelerate according to the lighting conditions of the prompting members of the front vehicle in the same lane and the front vehicle in the adjacent lane, so as to determine whether to change the lane. In the diagram (b), the preceding vehicle can determine whether to change lanes by determining whether the following vehicle in the adjacent lane is accelerating or not according to the light emission of the warning member of the following vehicle in the adjacent lane. In some situations, the above two situations may be included, namely, the lighting situation of the reminding component of the vehicle in front and the vehicle behind the adjacent lane needs to be judged simultaneously before the vehicle changes the lane. Through the scheme of this application, through set up warning part (not only be limited to the car logo that can give out light, also can be the special warning part of installing on the vehicle) around the vehicle and realize reflecting the function of driver's intention of driving, to other vehicles transmission driver's intention of driving, and then play not only pleasing to the eye but also can promote the dual effect of safety of traveling.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. A driving intention prompting method is characterized by comprising the following steps:
acquiring an opening value signal of an accelerator pedal;
generating a control signal according to the opening value signal;
and sending the control signal to a reminding component so as to control the reminding component to send out a reminding signal corresponding to the opening value signal.
2. The driving intention prompting method according to claim 1, wherein the step of generating a control signal in accordance with the opening value signal includes:
and modulating the opening value signal through a pulse width modulation signal to obtain the control signal.
3. The method according to claim 2, wherein the step of obtaining the control signal by modulating the opening value signal with a pulse width modulation signal includes:
if the opening value signal indicates that the accelerator pedal is in a zero position state, the control signal changes in a single signal period as follows:
during a first time period, the amplitude of the control signal is reduced from a first amplitude to a second amplitude;
during a second time period, the amplitude of the control signal is maintained at a second amplitude;
during a third time period, the amplitude of the control signal rises from the second amplitude to the first amplitude;
during a fourth time period, the amplitude of the control signal is maintained at the first amplitude;
wherein the first time period is greater than the second time period, the third time period is greater than the fourth time period, and the second amplitude is greater than zero.
4. The method according to claim 2, wherein the step of obtaining the control signal by modulating the opening value signal with a pulse width modulation signal includes:
and if the opening value signal indicates that the accelerator pedal is in a treaded state, the frequency and/or amplitude of the control signal is larger when the opening value signal is larger.
5. A driving intention prompting system, characterized by comprising at least one processor and at least one memory, wherein program instructions are stored in at least one of the memories, and the at least one processor executes the driving intention prompting method according to any one of claims 1 to 4 after reading the program instructions.
6. The driving intention prompting system according to claim 5, characterized by further comprising a prompting component:
the reminding component is arranged at the head end and the tail end of the vehicle, and sends reminding signals corresponding to the opening degree value signals after receiving the control signals sent by the processor.
7. The driving intention prompting system according to claim 6, characterized in that:
the reminding component is an LED lamp arranged on the vehicle or a luminous vehicle logo of the vehicle.
8. The driving intention prompting system according to claim 7, characterized in that:
the opening value signal represents that the accelerator pedal is in a zero state:
the LED lamp or the luminous car logo emits light of a first color under the control of the control signal; or the like, or, alternatively,
the LED lamp or the luminous car logo emits light according to a breathing mode under the control of a control signal, and the breathing mode refers to that the luminous flux of the LED lamp or the luminous car logo changes in a single signal period according to the following mode:
during a first period of time, the luminous flux is reduced from a first luminous flux to a second luminous flux;
during a second time period, the luminous flux is maintained at a second luminous flux;
during a third period of time, the luminous flux rises from the second luminous flux to the first luminous flux;
during a fourth period of time, the luminous flux is maintained at the first luminous flux;
wherein the second luminous flux is greater than zero.
9. The driving intention prompting system according to claim 7, characterized in that:
the opening degree value signal represents that the accelerator pedal is in a depressed state:
the LED lamp or the luminous car logo emits light of a second color under the control of the control signal; and/or the presence of a gas in the gas,
the larger the opening value signal is, the higher the flicker frequency and/or the larger the luminous flux of the LED lamp or the illuminable car logo are.
10. An automobile characterized by comprising the driving intention prompting system defined in any one of claims 5 to 7.
CN202110050035.6A 2021-01-14 2021-01-14 Driving intention prompting method and system and automobile Active CN112744154B (en)

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CN105774642A (en) * 2016-03-07 2016-07-20 北汽福田汽车股份有限公司 Accelerator opening degree information display method and device and vehicle
CN207902178U (en) * 2018-03-13 2018-09-25 济宁科顺电子科技有限公司 A kind of automotive throttle accidentally steps on processing unit
CN110281923A (en) * 2019-06-28 2019-09-27 信利光电股份有限公司 A kind of vehicle auxiliary lane change method, apparatus and system
CN110533958A (en) * 2018-05-24 2019-12-03 上海博泰悦臻电子设备制造有限公司 Vehicle lane change based reminding method and system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201553122U (en) * 2009-04-01 2010-08-18 北汽福田汽车股份有限公司 Pedestrian safety alarming system for all-electric vehicle and all-electric vehicle
CN202574057U (en) * 2012-03-29 2012-12-05 浙江吉利汽车研究院有限公司 Car driving state indication device
CN105774642A (en) * 2016-03-07 2016-07-20 北汽福田汽车股份有限公司 Accelerator opening degree information display method and device and vehicle
CN207902178U (en) * 2018-03-13 2018-09-25 济宁科顺电子科技有限公司 A kind of automotive throttle accidentally steps on processing unit
CN110533958A (en) * 2018-05-24 2019-12-03 上海博泰悦臻电子设备制造有限公司 Vehicle lane change based reminding method and system
CN110281923A (en) * 2019-06-28 2019-09-27 信利光电股份有限公司 A kind of vehicle auxiliary lane change method, apparatus and system

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