CN110271562A - Vehicle control system, method and vehicle - Google Patents
Vehicle control system, method and vehicle Download PDFInfo
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- CN110271562A CN110271562A CN201910496300.6A CN201910496300A CN110271562A CN 110271562 A CN110271562 A CN 110271562A CN 201910496300 A CN201910496300 A CN 201910496300A CN 110271562 A CN110271562 A CN 110271562A
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- vehicle
- optical signal
- communication unit
- speed
- spacing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- 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
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- 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
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- 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
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/105—Speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- 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
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
Abstract
The invention proposes a kind of vehicle control system, method and vehicles, the vehicle control system includes: headstock communication unit, for emitting the tailstock communication unit of the first optical signal to front vehicles, and the second optical signal of the tailstock communication unit transmitting of front vehicles is received, and the spacing of front vehicles is calculated according to the transmission time of the second optical signal and transmission speed；On-vehicle information unit, for receiving and showing the spacing of front vehicles.Vehicle control system, method and vehicle of the invention can effectively avoid the influence of the subjective judgement bring deviation and environment of people to brake modulating signal, and the accurate spacing for incuding front vehicles is simultaneously shown, guarantees traffic safety.
Description
Technical field
The present invention relates to technical field of vehicle more particularly to a kind of vehicle control systems, method and vehicle.
Background technique
As vehicle guaranteeding organic quantity is growing, road traffic safety is faced with the increasing pressure.
In driving conditions, spacing (front and back vehicle) keeps the eye recognition mainly by driver and the judgement to brake lamp, but
The error that human eye judges front and back vehicle spacing is larger, and is easy to be influenced by ambient light to the judgement of brake lamp, such as
Big greasy weather poor visibility etc..Therefore, there are some potential safety problemss in driving conditions.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.
For this purpose, the first purpose of this invention is to propose a kind of vehicle control system, headstock communication unit transmitting first
Optical signal to front vehicles tailstock communication unit, and receive front vehicles the tailstock communication unit transmitting the second optical signal,
And the spacing of front vehicles is calculated according to the transmission time of the second optical signal and transmission speed；On-vehicle information unit is received and is shown
The spacing of front vehicles can effectively avoid the influence of the subjective judgement bring deviation and environment of people to brake modulating signal, accurately
Incude the spacing of front vehicles and shown, guarantees traffic safety.
Second object of the present invention is to propose a kind of control method for vehicle.
Third object of the present invention is to propose a kind of vehicle.
In order to achieve the above object, first aspect present invention embodiment proposes a kind of vehicle control system, comprising:
Headstock communication unit for emitting the tailstock communication unit of the first optical signal to front vehicles, and receives front vehicle
The transmitting of tailstock communication unit the second optical signal, and calculated according to the transmission time of second optical signal and transmission speed
The spacing of front vehicles；
On-vehicle information unit, for receiving and showing the spacing of the front vehicles.
The vehicle control system proposed according to embodiments of the present invention, headstock communication unit emit the first optical signal to front vehicle
Tailstock communication unit, and receive front vehicles the tailstock communication unit transmitting the second optical signal, and according to the second light believe
Number transmission time and transmission speed calculate front vehicles spacing；On-vehicle information unit receives and shows the vehicle of front vehicles
Away from, can effectively avoid people subjective judgement bring deviation and environment to brake modulating signal influence, accurately incude front vehicles
Spacing and shown, guarantee traffic safety.
According to one embodiment of present invention, the on-vehicle information unit is also used to: judging the spacing of the front vehicles
It whether is safe distance between vehicles；If it is not, then carrying out spacing early warning.
According to one embodiment of present invention, the on-vehicle information unit is also used to: obtain current vehicle speed and/or
Direction information receives and shows the speed and/or direction information of front vehicles；The headstock communication unit is also used to: according to institute
The speed and/or direction information for stating current vehicle generate first optical signal, and according to second optical signal acquisition
The speed and/or direction information of front vehicles.
According to one embodiment of present invention, the vehicle control system further include: tailstock communication unit, for according to
The speed and/or direction information of current vehicle generate third optical signal, and emit the vehicle of the third optical signal to front vehicle
Head communication unit, and the 4th optical signal of the headstock communication unit transmitting of front vehicle is received, and according to the 4th optical signal
Transmission time and transmission speed calculate front vehicle spacing, according to the 4th optical signal obtain front vehicle speed
And/or direction information；The on-vehicle information unit is also used to: receiving and show the spacing and the rear vehicle of the front vehicle
Speed and/or direction information.
According to one embodiment of present invention, the headstock communication unit is arranged in the headlight of current vehicle, described
Tailstock communication unit is arranged in the tail-light of current vehicle, and the headstock communication unit and the tailstock communication unit lead to respectively
CAN bus is crossed to be communicated with the on-vehicle information unit.
In order to achieve the above object, second aspect of the present invention embodiment proposes a kind of control method for vehicle, comprising:
Headstock communication unit emits the tailstock communication unit of the first optical signal to front vehicles, and receives the vehicle of front vehicles
Second optical signal of tail communication unit transmitting, and front vehicle is calculated according to the transmission time of second optical signal and transmission speed
Spacing；
On-vehicle information unit receives and shows the spacing of the front vehicles.
The control method for vehicle proposed according to embodiments of the present invention, headstock communication unit emit the first optical signal to front vehicle
Tailstock communication unit, and receive front vehicles the tailstock communication unit transmitting the second optical signal, and according to the second light believe
Number transmission time and transmission speed calculate front vehicles spacing；On-vehicle information unit receives and shows the vehicle of front vehicles
Away from, can effectively avoid people subjective judgement bring deviation and environment to brake modulating signal influence, accurately incude front vehicles
Spacing and shown, guarantee traffic safety.
According to one embodiment of present invention, control method for vehicle further include: described in the on-vehicle information unit judges
Whether the spacing of front vehicles is safe distance between vehicles；If it is not, then carrying out spacing early warning.
According to one embodiment of present invention, control method for vehicle further include: the on-vehicle information unit obtains current
The speed and/or direction information of vehicle；The headstock communication unit is raw according to the speed and/or direction information of the current vehicle
At first optical signal, and according to the speed and/or direction information of second optical signal acquisition front vehicles；It is described vehicle-mounted
Information unit reception and the speed and/or direction information for showing the front vehicles.
According to one embodiment of present invention, control method for vehicle further include: tailstock communication unit is according to described current
The speed and/or direction information of vehicle generate third optical signal, and the headstock for emitting the third optical signal to front vehicle is logical
Unit is interrogated, and receives the 4th optical signal of the headstock communication unit transmitting of front vehicle, and according to the biography of the 4th optical signal
Defeated time and transmission speed calculate the spacing of front vehicle, according to the 4th optical signal obtain front vehicle speed and/or
Direction information；The on-vehicle information unit receive and show the front vehicle spacing and the front vehicle speed and/
Or direction information.
In order to achieve the above object, third aspect present invention embodiment proposes a kind of vehicle, comprising: such as first aspect present invention
Vehicle control system described in embodiment.
Detailed description of the invention
Fig. 1 is the structure chart of vehicle control system according to an embodiment of the invention；
Fig. 2 is vehicle driving schematic diagram according to an embodiment of the invention；
Fig. 3 is the working principle diagram of vehicle control system according to an embodiment of the invention；
Fig. 4 is the flow chart of control method for vehicle according to an embodiment of the invention；
Fig. 5 is the structure chart of vehicle according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Vehicle control system, method and the vehicle of the embodiment of the present invention described with reference to the accompanying drawing.
Fig. 1 is the structure chart of vehicle control system according to an embodiment of the invention, as shown in Figure 1, the vehicle control
Structure includes:
Headstock communication unit 11 for emitting the tailstock communication unit of the first optical signal to front vehicles, and receives front
Second optical signal of the tailstock communication unit transmitting of vehicle, and before being calculated according to the transmission time of the second optical signal and transmission speed
The spacing of square vehicle.
On-vehicle information unit 12, for receiving and showing the spacing of front vehicles.
In the embodiment of the present invention, headstock communication unit 11 can as shown in Fig. 2, setting in current vehicle (such as the vehicle in Fig. 2
A it in headlight) and original headlight and deposits, can also be separately provided in front of current vehicle.Headstock communication unit 11 is used
In emitting tailstock communication unit of first optical signal to front vehicles (such as vehicle B in Fig. 2), so that the tailstock of front vehicles is logical
Interrogate spacing (i.e. current vehicle and front vehicle that unit calculates current vehicle according to the transmission time and transmission speed of the first optical signal
Spacing between), and the second optical signal of the tailstock communication unit transmitting of front vehicles is received, and according to the second optical signal
Transmission time and transmission speed calculate the spacing (spacing i.e. between front vehicles and current vehicle) of front vehicles, wherein the
One optical signal and the second optical signal concretely infrared laser etc..Headstock communication unit 11 can pass through CAN bus and on-vehicle information
Unit 12 is connected and is communicated, and the spacing that on-vehicle information unit 12 receives the front vehicles that headstock communication unit 11 calculates is gone forward side by side
Row display, to assist driver to drive.
The vehicle control system proposed according to embodiments of the present invention, headstock communication unit emit the first optical signal to front vehicle
Tailstock communication unit, and receive front vehicles the tailstock communication unit transmitting the second optical signal, and according to the second light believe
Number transmission time and transmission speed calculate front vehicles spacing；On-vehicle information unit receives and shows the vehicle of front vehicles
Away from, can effectively avoid people subjective judgement bring deviation and environment to brake modulating signal influence, accurately incude front vehicles
Spacing and shown, guarantee traffic safety.
Further, on the basis of embodiment shown in Fig. 1, on-vehicle information unit 12 can also be used in:
Whether the spacing for judging front vehicles is safe distance between vehicles；If it is not, then carrying out spacing early warning.
In the embodiment of the present invention, after on-vehicle information unit 12 receives the spacing of front vehicles, judge whether it is accident-free vehicle
Away from if the spacing of front vehicles is not safe distance between vehicles, spacing early warning being carried out, for example, carrying out by sound, light etc.
Early warning prevents to collide to remind driver to slow down or Brake lamp, guarantees traffic safety.Wherein, safe distance between vehicles be
Under the current vehicle speed of current vehicle and the current vehicle speed of front vehicles, current vehicle may collide with front vehicles away from
From if spacing can determine whether the non-security spacing of spacing less than this distance.
Further, on the basis of embodiment shown in Fig. 1, on-vehicle information unit 12 can also be used in:
Obtain the speed and/or direction information of current vehicle.
In the embodiment of the present invention, on-vehicle information unit 12 can obtain the speed and/or steering of current vehicle by CAN bus
Information.
Headstock communication unit 11 can also be used in:
The first optical signal is generated according to the speed of current vehicle and/or direction information.
In the embodiment of the present invention, headstock communication unit 11 generates first according to the speed and/or direction information of current vehicle
Optical signal.
Specifically, as shown in figure 3, headstock communication unit 11 may include control unit, coding unit, decoding unit and light source
Unit.Control unit is communicated by CAN bus with on-vehicle information unit 12, can be obtained from on-vehicle information unit 12 and be worked as front truck
Speed and/or direction information, coding unit is to the speed and/or direction information of current vehicle according to preset coding rule
It is encoded, be converted into electric signal and be sent to light source unit, light source unit generates first according to preset coding rule
Optical signal, and can be emitted to the tailstock communication unit of front vehicles.Wherein, the first optical signal concretely infrared laser
Lamp.
Further, on the basis of embodiment shown in Fig. 1, headstock communication unit 11 can also be used in:
The speed and/or direction information of front vehicles are obtained according to the second optical signal.
In the embodiment of the present invention, headstock communication unit 11 obtains the speed of front vehicles according to the second optical signal and/or turns
To information.Specifically, can as shown in figure 3, light source unit receive front vehicles the tailstock communication unit transmitting the second optical signal,
Decoding unit is decoded the second optical signal, and the second optical signal is converted to electric signal and is sent to control unit, and control is single
Member therefrom obtains the speed and/or direction information of front vehicles.Wherein, the second optical signal concretely infrared laser lamp.
On-vehicle information unit 12 can also be used in:
Receive and show the speed and/or direction information of front vehicles.
In the embodiment of the present invention, on-vehicle information unit 12 can be by CAN bus from the control unit of headstock communication unit 11
The speed and/or direction information of front vehicles are received, and is shown.
The vehicle control system proposed according to embodiments of the present invention, on-vehicle information unit obtain current vehicle speed and/
Or direction information, headstock communication unit generate the first optical signal according to the speed and/or direction information of current vehicle；Headstock communication
Unit obtains the speed and/or direction information of front vehicles according to the second optical signal, and on-vehicle information unit receives and shows front
Speed and/or the direction information of vehicle, it can be achieved that current vehicle and front vehicles information exchange, current vehicle can obtain front
The speed and/or direction information of vehicle, meanwhile, transmittable the first light letter including its speed and/or direction information of current vehicle
Number to front vehicles, assists driver to drive, guarantee traffic safety.
Further, on the basis of embodiment shown in Fig. 1, which may also include that
Tailstock communication unit 13 for emitting the headstock communication unit of third optical signal to front vehicle, and receives rear
4th optical signal of the headstock communication unit transmitting of vehicle, and after being calculated according to the transmission time of the 4th optical signal and transmission speed
The spacing of square vehicle；
On-vehicle information unit 12 is also used to: receiving and show the spacing of front vehicle.
In the embodiment of the present invention, tailstock communication unit 13 can as shown in Fig. 2, be arranged in the tail-light of current vehicle, and
Original tail-light is simultaneously deposited, and can also be separately provided at the rear of current vehicle.Tailstock communication unit 13 is for emitting third light letter
Number to front vehicle (such as vehicle C in Fig. 2) headstock communication unit, for front vehicle headstock communication unit according to third
The transmission time and transmission speed of optical signal calculate the spacing (spacing i.e. between current vehicle and front vehicle) of current vehicle,
And the 4th optical signal of the headstock communication unit transmitting of front vehicle is received, and according to the transmission time and transmission of the 4th optical signal
The spacing (spacing i.e. between front vehicle and current vehicle) of speed calculating front vehicle, wherein third optical signal and the 4th
Optical signal concretely infrared laser lamp.Tailstock communication unit 13 can be connect with on-vehicle information unit 12 by CAN bus and be gone forward side by side
Row communication, on-vehicle information unit 12 is receiving the spacing for the front vehicle that headstock communication unit 11 calculates and is being shown, with auxiliary
Driver is helped to drive.
The vehicle control system proposed according to embodiments of the present invention, tailstock communication unit emit third optical signal to rear vehicle
Headstock communication unit, and receive front vehicle headstock communication unit transmitting the 4th optical signal, and according to the 4th light believe
Number transmission time and transmission speed calculate front vehicle spacing；On-vehicle information unit receives and shows the vehicle of front vehicle
Away from, it can accurately incude the spacing of front vehicle and be shown, guarantee traffic safety.
Further, tailstock communication unit 13 can also be used in:
Third optical signal is generated according to speed and/or direction information.
In the embodiment of the present invention, tailstock communication unit 13 generates the original of third optical signal according to speed and/or direction information
Reason generates the first optical signal according to the speed and/or direction information of current vehicle with headstock communication unit 11 in above-described embodiment
Principle is identical, and details are not described herein again.
Further, tailstock communication unit 13 can also be used in:
The speed and/or direction information of front vehicle are obtained according to the 4th optical signal.
In the embodiment of the present invention, tailstock communication unit 13 obtains the speed of front vehicle according to the 4th optical signal and/or turns
Into the principle of information and above-described embodiment headstock communication unit 11 according to the second optical signal obtain front vehicles speed and/or
The principle of direction information is identical, and details are not described herein again.
On-vehicle information unit 12 can also be used in:
Receive and show the speed and/or direction information of front vehicle.
In the embodiment of the present invention, on-vehicle information unit 12 can be by CAN bus from the control unit of tailstock communication unit 13
The speed and/or direction information of front vehicle are received, and is shown.
The vehicle control system proposed according to embodiments of the present invention, tailstock communication unit according to the speed of current vehicle and/
Or direction information generates third optical signal；Tailstock communication unit obtains the speed of front vehicle according to the 4th optical signal and/or turns
To information, on-vehicle information unit receive and show front vehicle speed and/or direction information, it can be achieved that current vehicle and rear
The information exchange of vehicle, current vehicle can obtain the speed and/or direction information of front vehicle, meanwhile, current vehicle is transmittable
Third optical signal including its speed and/or direction information assists driver to drive, guarantees traffic safety to front vehicle.
Fig. 4 is the flow chart of control method for vehicle according to an embodiment of the invention, as shown in figure 4, the vehicle control
Method includes:
S101, headstock communication unit emit the tailstock communication unit of the first optical signal to front vehicles, and receive front vehicle
The transmitting of tailstock communication unit the second optical signal, and front is calculated according to the transmission time of the second optical signal and transmission speed
The spacing of vehicle.
S102, on-vehicle information unit receive and show the spacing of front vehicles.
It should be noted that the aforementioned vehicle for being also applied for the embodiment to the explanation of controller of vehicle embodiment
Control method, details are not described herein again.
The control method for vehicle proposed according to embodiments of the present invention, headstock communication unit emit the first optical signal to front vehicle
Tailstock communication unit, and receive front vehicles the tailstock communication unit transmitting the second optical signal, and according to the second light believe
Number transmission time and transmission speed calculate front vehicles spacing；On-vehicle information unit receives and shows the vehicle of front vehicles
Away from, can effectively avoid people subjective judgement bring deviation and environment to brake modulating signal influence, accurately incude front vehicles
Spacing and shown, guarantee traffic safety.
Further, in a kind of possible implementation of the embodiment of the present invention, the control method for vehicle further include: vehicle-mounted
Information unit judges whether the spacing of front vehicles is safe distance between vehicles；If it is not, then carrying out spacing early warning.
Further, in a kind of possible implementation of the embodiment of the present invention, the control method for vehicle further include: vehicle-mounted
The speed and/or direction information of information unit acquisition current vehicle；Headstock communication unit is according to the speed of current vehicle and/or turns
The first optical signal is generated to information, and obtains the speed and/or direction information of front vehicles according to the second optical signal；On-vehicle information
Unit receives and shows the speed and/or direction information of front vehicles.
Further, in a kind of possible implementation of the embodiment of the present invention, the control method for vehicle further include: the tailstock
Communication unit generates third optical signal according to the speed and/or direction information of current vehicle, and emits third optical signal to rear
The headstock communication unit of vehicle, and the 4th optical signal of the headstock communication unit transmitting of front vehicle is received, and according to the 4th light
The transmission time and transmission speed of signal calculate the spacing of front vehicle, and the speed of front vehicle is obtained according to the 4th optical signal
And/or direction information；On-vehicle information unit receives and shows the spacing of front vehicle and the speed of front vehicle and/or turns to letter
Breath.
It should be noted that the aforementioned vehicle for being also applied for the embodiment to the explanation of controller of vehicle embodiment
Control method, details are not described herein again.
The control method for vehicle proposed according to embodiments of the present invention, headstock communication unit emit the first optical signal to front vehicle
Tailstock communication unit, and receive front vehicles the tailstock communication unit transmitting the second optical signal, and according to the second light believe
Number transmission time and transmission speed calculate front vehicles spacing；On-vehicle information unit receives and shows the vehicle of front vehicles
Away from, can effectively avoid people subjective judgement bring deviation and environment to brake modulating signal influence, accurately incude front vehicles
Spacing and shown, guarantee traffic safety.
To realize above-described embodiment, the invention also provides a kind of vehicles 20, as shown in Figure 5, comprising: as above state embodiment
Shown in vehicle control system 21.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
It can be combined in any suitable manner in a or multiple embodiment or examples.In addition, without conflicting with each other, the technology of this field
The feature of different embodiments or examples described in this specification and different embodiments or examples can be combined by personnel
And combination.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of vehicle control system characterized by comprising
Headstock communication unit for emitting the tailstock communication unit of the first optical signal to front vehicles, and receives front vehicles
Second optical signal of tailstock communication unit transmitting, and front is calculated according to the transmission time of second optical signal and transmission speed
The spacing of vehicle；
On-vehicle information unit, for receiving and showing the spacing of the front vehicles.
2. vehicle control system according to claim 1, which is characterized in that the on-vehicle information unit is also used to:
Whether the spacing for judging the front vehicles is safe distance between vehicles；
If it is not, then carrying out spacing early warning.
3. vehicle control system according to claim 1, which is characterized in that the on-vehicle information unit is also used to: obtaining
The speed and/or direction information of current vehicle receive and show the speed and/or direction information of front vehicles；
The headstock communication unit is also used to: generating first light according to the speed of the current vehicle and/or direction information
Signal, and obtain according to second optical signal speed and/or direction information of the front vehicles.
4. vehicle control system according to claim 3, which is characterized in that further include:
Tailstock communication unit for generating third optical signal according to the speed and/or direction information of the current vehicle, and emits
The third optical signal to front vehicle headstock communication unit, and receive front vehicle headstock communication unit transmitting the 4th
Optical signal, and calculate according to the transmission time of the 4th optical signal and transmission speed the spacing of front vehicle, according to described the
The speed and/or direction information of four optical signals acquisition front vehicle；
The on-vehicle information unit is also used to: being received and is shown the spacing of the front vehicle and the speed of the front vehicle
And/or direction information.
5. vehicle control system according to claim 4, which is characterized in that front truck is being worked as in the headstock communication unit setting
Headlight in, the tailstock communication unit is arranged in the tail-light of current vehicle, the headstock communication unit and described
Tailstock communication unit passes through CAN bus respectively and is communicated with the on-vehicle information unit.
6. a kind of control method for vehicle characterized by comprising
Headstock communication unit emits the tailstock communication unit of the first optical signal to front vehicles, and the tailstock for receiving front vehicles is logical
The second optical signal of unit transmitting is interrogated, and front vehicles are calculated according to the transmission time of second optical signal and transmission speed
Spacing；
On-vehicle information unit receives and shows the spacing of the front vehicles.
7. control method for vehicle according to claim 6, which is characterized in that further include:
Whether the spacing of front vehicles described in the on-vehicle information unit judges is safe distance between vehicles；If it is not, then carrying out spacing early warning
Prompt.
8. control method for vehicle according to claim 6, which is characterized in that further include:
The on-vehicle information unit obtains the speed and/or direction information of current vehicle；
The headstock communication unit generates first optical signal according to the speed and/or direction information of the current vehicle, and
The speed and/or direction information of front vehicles are obtained according to second optical signal；
The on-vehicle information unit receives and shows the speed and/or direction information of the front vehicles.
9. control method for vehicle according to claim 8, which is characterized in that further include:
Tailstock communication unit generates third optical signal according to the speed and/or direction information of the current vehicle, and described in transmitting
Third optical signal to front vehicle headstock communication unit, and receive front vehicle headstock communication unit transmitting the 4th light letter
Number, and according to the spacing of the transmission time of the 4th optical signal and transmission speed calculating front vehicle, according to the 4th light
The speed and/or direction information of signal acquisition front vehicle；
The on-vehicle information unit receives and shows the spacing of the front vehicle and the speed and/or steering of the front vehicle
Information.
10. a kind of vehicle characterized by comprising vehicle control system as described in any one in claim 1-5.
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| CN201910496300.6A CN110271562A (en) | 2019-06-10 | 2019-06-10 | Vehicle control system, method and vehicle |
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| CN201910496300.6A CN110271562A (en) | 2019-06-10 | 2019-06-10 | Vehicle control system, method and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114915338A (en) * | 2021-02-07 | 2022-08-16 | 中国联合网络通信集团有限公司 | Vehicle communication method and device |
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| CN114915338A (en) * | 2021-02-07 | 2022-08-16 | 中国联合网络通信集团有限公司 | Vehicle communication method and device |
| CN114915338B (en) * | 2021-02-07 | 2023-12-08 | 中国联合网络通信集团有限公司 | Vehicle communication method and device |
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