CN106314431A - Cruise control system and method for vehicles - Google Patents

Abstract

The invention discloses a cruise control system and method for a vehicle. The system includes: a cloud server and a plurality of vehicles, the plurality of vehicles include a target control vehicle and a reference control vehicle, and each vehicle includes a navigator, a vehicle speed sensor and a vehicle-mounted terminal. And multiple vehicles form a local Internet of Vehicles, navigator, used to obtain vehicle driving information; vehicle speed sensor, used to obtain vehicle speed; vehicle terminal, used to send driving information and vehicle speed to the cloud server, and according to the cloud server feedback The control information of the target control vehicle is used to control the vehicle; the cloud server is used to generate the control information of the target control vehicle according to the driving information and vehicle speed of the target control vehicle and the reference control vehicle, and send the control information to the vehicle terminal of the target control vehicle, the vehicle terminal Take control of the target control vehicle. The system improves the accuracy of the control information, and the user does not need to manually control the cruising speed, which improves the intelligent driving experience.

Description

Vehicle cruise control system and method

technical field

The invention relates to the technical field of vehicles, in particular to a cruise control system and method for a vehicle.

Background technique

The appearance of the vehicle cruise function has brought good driving experience to the driver. The vehicle cruise control system in the related art adopts multiple radar detectors, sensors and cameras, and the electronic navigation system and the on-board computer are transmitted through the IC bus. Detection signal, the combination switch controls the on-board computer to perform passive constant speed cruise driving and active constant speed cruise driving, and the automatic parking switch controls the on-board computer to perform automatic parking, so as to reduce the labor intensity and fatigue of the driver and reduce the risk of accidents. occur.

However, the above-mentioned cruise control system has the following disadvantages: 1) It is necessary to control the on-board computer to perform constant-speed cruise by operating the combination switch, which does not fully realize the intelligent driving experience; If the constant speed cruise speed is adjusted artificially, the driver will easily ignore the change of the vehicle speed and overspeed occurs; 3) In the traditional adaptive cruise technology, the vehicle speed is controlled to ensure driving safety by judging the front and rear distances of the vehicle through the vehicle distance sensor or radar, but It does not take into account the complex environment of driving, such as the road conditions of surrounding vehicles such as overtaking and paralleling. Therefore, the cruise control technology of the vehicle still needs to be improved.

Contents of the invention

The present invention aims to solve one of the technical problems in the related art at least to a certain extent. Therefore, an object of the present invention is to propose a cruise control system for a vehicle. The cruise control system improves the accuracy of control information. During the cruising process of the vehicle, the user does not need to manually control the cruising speed, which improves the intelligence. driving experience.

The second object of the present invention is to provide a cruise control method for a vehicle.

In order to achieve the above object, the cruise control system of the vehicle in the embodiment of the first aspect of the present invention includes: a cloud server and a plurality of vehicles, wherein the plurality of vehicles include a target control vehicle and a reference control vehicle, and each vehicle includes a navigator , a vehicle speed sensor and a vehicle-mounted terminal, and the plurality of vehicles form a local network of vehicles, the navigator is used to obtain the driving information of the vehicle; the vehicle speed sensor is used to obtain the vehicle speed of the vehicle; the vehicle-mounted terminal is used for Send the driving information and the vehicle speed to the cloud server, and control the vehicle according to the control information fed back by the cloud server; the cloud server is used to control the vehicle according to the target and the reference control vehicle The driving information and vehicle speed generate control information for the target control vehicle, and send the control information to the vehicle-mounted terminal of the target control vehicle, and the vehicle-mounted terminal controls the target control vehicle.

According to the vehicle cruise control system of the embodiment of the present invention, the cloud server forms the target control vehicle and its nearby reference control vehicles into a local Internet of Vehicles, and the cloud server generates the information on the target control vehicle according to the driving information and vehicle speed uploaded by the vehicles in the local Internet of Vehicles. Control information to control the target control vehicle, taking into account the complex driving environment around the target control vehicle, and improving the accuracy of the control information. During the cruising process of the vehicle, the user does not need to manually control the cruising speed, which greatly improves the vehicle performance. Intelligent driving experience.

In order to achieve the above object, in the vehicle cruising method of the second aspect of the present invention, a plurality of vehicles form a local network of vehicles, and the plurality of vehicles include a target control vehicle and a reference control vehicle, and the cruising control method includes the following steps: The plurality of vehicles obtain their respective driving information and vehicle speed respectively; the plurality of vehicles respectively send the respective driving information and vehicle speed to a cloud server; Generate control information for the target control vehicle; the cloud server sends the control information to the target control vehicle to control the target control vehicle.

According to the cruise control method of the vehicle in the embodiment of the present invention, the vehicle uploads its own driving information and vehicle speed to the cloud server during the driving process, and the cloud server forms a local vehicle network with the target control vehicle and the reference control vehicles nearby, and according to the local The driving information and vehicle speed uploaded by the vehicle in the Internet of Vehicles generate control information for the target control vehicle to control the target control vehicle. This method takes into account the complex driving environment around the target control vehicle and improves the accuracy of the control information. In the vehicle During the cruising process, the user does not need to manually control the cruising speed, which greatly improves the user experience.

Description of drawings

1 is a block diagram of a cruise control system for a vehicle according to an embodiment of the present invention;

Figure 2 is a block diagram of a vehicle according to one embodiment of the invention;

Fig. 3 is a schematic diagram of a local Internet of Vehicles according to an embodiment of the present invention;

Fig. 4 is a flowchart of a cruise control method for a vehicle according to an embodiment of the present invention.

detailed description

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described above by referring to the figures are exemplary, and are intended to explain the present invention, and should not be construed as limiting the present invention.

FIG. 1 is a block diagram of a cruise control system for a vehicle according to one embodiment of the present invention. As shown in FIG. 1 , the cruise control system of the vehicle in the embodiment of the present invention includes: a cloud server 10 and a plurality of vehicles 20, wherein the plurality of vehicles 20 include a target control vehicle 20A and a reference control vehicle 20B, as shown in FIG. 2 As shown, each vehicle includes a navigator 21 , a vehicle speed sensor 22 and a vehicle-mounted terminal 23 , and multiple vehicles 20 form a local Internet of Vehicles.

Among them, the Internet of Vehicles (Internet of Vehicles) refers to a huge interactive network composed of information such as vehicle location, speed, and route, in which vehicles communicate with each other and influence each other. Partial Internet of Vehicles refers to an Internet of Vehicles composed of vehicles within a smaller range.

It should be noted that the so-called target control vehicle 20A and the reference control vehicle 20B are relative. The cloud server 10 collects the driving information of many vehicles within a certain range. For vehicle A, A is the target vehicle, and B or C is the reference vehicle. For B vehicle, A or C becomes the reference vehicle. The local Internet of Vehicles establishes the network relationship between vehicles. For a certain vehicle, this vehicle is the target vehicle in a local Internet of Vehicles, and the others are reference vehicles. For example, through the positioning information fed back by the vehicle, for vehicle A, the vehicles within 0.5 or 1 km nearby belong to the local Internet of Vehicles that targets vehicle A to control the vehicle, and for the cloud server, it is larger Vehicles with the cruise function of the embodiments of the present invention within the scope constitute the Internet of Vehicles.

The navigator 21 is used to obtain driving information of the vehicle 20 .

In one embodiment of the present invention, the driving information of the vehicle includes positioning information, road section speed limit information and steering information.

The vehicle speed sensor 22 is used to acquire the vehicle speed.

The on-vehicle terminal 23 is used to send driving information and vehicle speed to the cloud server 10 , and control the vehicle according to the control information fed back by the cloud server 10 .

Specifically, the cruise control of the vehicle by the vehicle-mounted terminal 23 includes accelerator control and brake control. The vehicle-mounted terminal 23 decodes the control information fed back by the cloud server 10 into a current signal, and transmits it to the accelerator controller or the brake controller through the wiring harness. The controller completes the throttle control action according to the throttle state and control information (for example, acceleration information), and the brake controller completes the braking action according to the brake state and control information (for example, brake information), thereby realizing the acceleration control of the vehicle or brake control.

In an embodiment of the present invention, the vehicle-mounted terminal 23 communicates with the cloud server 10 in a wireless manner. For example, the vehicle-mounted terminal 23 communicates with the cloud server 10 through a 2G/3G/4G network.

The cloud server 10 is used to generate control information on the target control vehicle 20A according to the driving information and vehicle speed of the target control vehicle 20A and the reference control vehicle 20B, and send the control information to the vehicle-mounted terminal 23 of the target control vehicle 20A. The control vehicle 20A is controlled.

In one embodiment of the invention, the control information includes acceleration information and braking information.

In one embodiment of the present invention, the reference control vehicle 20B is located within a preset range centered on the target control vehicle 20A.

In one embodiment of the present invention, when the vehicle-mounted terminal 23 controls the vehicle according to the control information fed back by the cloud server 10, the vehicle-mounted terminal 23 is specifically used to: decode the control information fed back by the cloud server 10 into a current signal, and transmit the current signal through the wiring harness It is transmitted to the accelerator controller or the brake controller, so that the accelerator controller can perform throttle control according to the throttle state and acceleration information, or the brake controller can perform brake control according to the brake state and brake information.

Specifically, when the driver needs to use the cruise function of the cruise control system of the embodiment of the present invention, he turns on the adaptive cruise switch of the vehicle, and the vehicle enters the adaptive cruise state, the navigator 21 is turned on, and the vehicle-mounted terminal 23 passes through the navigator 21. The traveling information of the road section is collected, for example, the positioning information of the target control vehicle 20A, the speed limit information of the road section, and the steering information (wherein, the steering information includes information such as steering, lane changing, and paralleling of the vehicle), etc., wherein the vehicle turns left, Turn right, change lanes, parallel and other information can be obtained through the turn signal or the steering wheel steering sensor, the vehicle-mounted terminal 23 uploads these information to the cloud server 10, the vehicle speed sensor 22 feeds back the detected vehicle speed to the vehicle-mounted terminal 23, and the vehicle-mounted terminal 23 reports the vehicle speed Also upload to cloud server 10. The cloud server 10 also receives the driving information and vehicle speed information uploaded by other reference control vehicles 20B around the target control vehicle 20A. As shown in FIG. Analyze the information uploaded by each vehicle, accurately calculate the vehicle distance, and accurately analyze the control information of the target control vehicle 20A at this time according to the speed threshold of the vehicle speed and cruising speed (that is, the speed limit information of the road section), and then send the control information to the target Control the vehicle-mounted terminal 23 of the vehicle 20A, and the vehicle-mounted terminal 23 converts the control information into the control action of the accelerator pedal or the brake pedal through the IC harness, that is, completes the acceleration or braking of the vehicle through the accelerator controller or the brake controller, thereby realizing It improves the vehicle's adaptive cruise function and improves the intelligence of vehicle driving.

Wherein, during the driving process of the vehicle, the vehicles in the local Internet of Vehicles are all controlled by the cloud server 10 . Of course, if a vehicle in the local Internet of Vehicles leaves the scope of the local Internet of Vehicles due to lane changes or other factors, the vehicle will automatically exit the local Internet of Vehicles, or enter another local Internet of Vehicles with other vehicles near the vehicle. .

In one embodiment of the present invention, the cloud server 10 is specifically used to: obtain the vehicle distance between the target control vehicle and the front reference control vehicle according to the driving information of multiple vehicles, and control the vehicle speed and road section of the vehicle according to the vehicle distance, target The speed limit information generates acceleration information or braking information of the target control vehicle.

Further, when the road section is a downhill road section, if the speed of the target control vehicle 20A is greater than the speed limit of the downhill section, or the distance between the target control vehicle and the front reference control vehicle 20B is less than the safety distance threshold, the cloud server 10 generates the target The control information of the control vehicle 20A is braking information; when the road section is an uphill section, if the speed of the target control vehicle 20A is lower than the speed limit of the uphill section, or the distance between the target control vehicle 20A and the front reference control vehicle 20B is greater than the safety distance threshold , the control information of the target control vehicle 20A generated by the cloud server 10 is acceleration information.

In one embodiment of the present invention, when the steering information of the target control vehicle 20A is turning left/right, the control information of the target control vehicle 20A generated by the cloud server 10 is acceleration information, and the target control vehicle 20A generated by the cloud server 10 is acceleration information. The control information of the left/right reference control vehicle 20B is braking information.

Specifically, the cloud server 10 establishes a local network of vehicles with the target control vehicle 20A and its nearby reference control vehicle 20B, and accurately calculates the distance between vehicles, including vehicle positioning information and vehicle speed, so as to reduce overtaking, meeting, and following vehicles. Risk of collision when driving. For example, when the target control vehicle 20A has a demand to turn left, the vehicle-mounted terminal 23 feeds back the demand of the vehicle to the cloud server 10, and the cloud server 10 according to the steering of the vehicle 20A, vehicle speed, information on the distance from the surrounding vehicles, and the distance information of the vehicle on the left side. Vehicle distance and vehicle speed are analyzed and calculated to send control information to the vehicle 20A and its left vehicle 20B. For example, the vehicle 20A should accelerate appropriately, and the left vehicle 20B should decelerate appropriately. The vehicle 20A and the left vehicle 20B receive Control information to complete the control action, so as to realize the function of adaptive cruise.

In addition, since the driving information and vehicle speed of the vehicle change during the driving process, the driving information and vehicle speed received by the cloud server 10 are also in a state of constant updating, and the cloud server 10 generates real-time control information for the vehicle according to the information uploaded by the vehicle terminal 23. information, thereby improving the real-time performance of cruise control. For example, after the vehicle brakes or accelerates, the vehicle speed sensor 22 feeds back the changed vehicle speed to the cloud server 10 through the vehicle terminal 23, and the navigator 21 pushes the vehicle's current location information to the cloud server 10 through the vehicle terminal 23. The cloud server 10 continuously compares and fits the feedback data with the previous analysis and calculation results to ensure accurate control information and realize the function of self-adaptive cruising and safe driving of the vehicle. The cruise control system of the embodiment of the present invention is just repeating the above cycle. The cruise control system uses the speed limit information of the road section as the speed threshold of the adaptive cruise function, and does not need to adjust the adaptive cruise switch artificially, so that the vehicle will neither overspeed nor artificially change the speed threshold due to the speed limit of different road sections, so as to realize The real adaptive cruise function is realized, which reduces the complexity of driving. Especially for long-distance high-speed driving, the cruise control system of the embodiment of the present invention can control the driving of the vehicle according to different high-speed speed limits through the navigator and the vehicle-mounted terminal on the basis of ensuring safety, which completely liberates the driver from driving the vehicle. Drivers don't need to worry about different speed limits on different road sections. For long-distance drivers, the labor intensity and fatigue are minimized.

In the vehicle cruise control system of the embodiment of the present invention, the cloud server forms the target control vehicle and its nearby reference control vehicles into a local Internet of Vehicles, and the cloud server generates the control of the target control vehicle according to the driving information and vehicle speed uploaded by the vehicles in the local Internet of Vehicles information to control the target control vehicle, considering the complex driving environment around the target control vehicle, and improving the accuracy of the control information. During the cruising process of the vehicle, the user does not need to manually control the cruising speed, which greatly improves the intelligence of the vehicle Optimize the driving experience.

In order to realize the above embodiments, the present invention also proposes a cruise control method for a vehicle.

Fig. 4 is a flowchart of a cruise control method for a vehicle according to an embodiment of the present invention. Wherein, a plurality of vehicles form a local Internet of Vehicles, and the plurality of vehicles include a target control vehicle and a reference control vehicle. As shown in FIG. 4 , the cruise control method for a vehicle in an embodiment of the present invention includes the following steps:

S1, a plurality of vehicles obtain their own driving information and vehicle speed respectively.

In one embodiment of the present invention, the driving information of the vehicle includes positioning information, road section speed limit information and steering information.

Specifically, the vehicle includes a navigator, a vehicle speed sensor, and a vehicle-mounted terminal. The vehicle-mounted terminal obtains the driving information of the vehicle through the navigator, and obtains the vehicle speed of the vehicle through the vehicle speed sensor.

In an embodiment of the present invention, the reference control vehicle is located within a preset range centered on the target control vehicle.

Specifically, the server establishes a small-scale local vehicle network according to the positioning information of the target control vehicle and other vehicles around. For example, for vehicle A, vehicles within a range of 0.5 or 1 kilometer nearby belong to the local Internet of Vehicles that targets vehicle A and controls the vehicle.

S2, multiple vehicles respectively send their driving information and vehicle speed to the cloud server.

Specifically, the vehicle-mounted terminal in the vehicle sends the acquired driving information and vehicle speed of the vehicle to the cloud server.

In one embodiment of the present invention, the vehicle-mounted terminal communicates with the cloud server in a wireless manner. For example, the vehicle terminal communicates with the cloud server through the 2G/3G/4G network.

S3, the cloud server generates control information for the target control vehicle according to the driving information and vehicle speed of multiple vehicles.

Specifically, the cloud server receives and saves the driving information and speed information uploaded by the target control vehicle and its surrounding reference control vehicles. speed limit information) to accurately analyze the control information of the target control vehicle at this time.

S4, the cloud server sends the control information to the target control vehicle, so as to control the target control vehicle.

In one embodiment of the present invention, it also includes: the target control vehicle decodes the control information fed back by the cloud server into a current signal, and transmits it to the accelerator controller or brake controller through the wiring harness; Accelerator control is performed, or the brake controller performs brake control according to the brake status and brake information.

Specifically, the cloud server sends the generated control information to the vehicle-mounted terminal of the target control vehicle, and the vehicle-mounted terminal will convert the control information into the control action of the accelerator pedal or brake pedal through the IC harness, that is, through the accelerator controller or the brake pedal. The controller completes the acceleration or braking of the vehicle, thereby realizing the adaptive cruise function of the vehicle and improving the intelligence of vehicle driving.

Among them, during the driving process of the vehicle, the vehicles in the local Internet of Vehicles are all controlled by the cloud server. Of course, if a vehicle in the local Internet of Vehicles leaves the scope of the local Internet of Vehicles due to lane changes or other factors, the vehicle will automatically exit the local Internet of Vehicles, or enter another local Internet of Vehicles with other vehicles near the vehicle. .

In one embodiment of the present invention, the cloud server generates control information for the target control vehicle according to the driving information and vehicle speed of multiple vehicles, specifically including: obtaining the distance between the target control vehicle and the reference control vehicle according to the driving information of multiple vehicles Vehicle distance: Generate acceleration information or braking information for the target control vehicle according to the vehicle distance, the vehicle speed of the target control vehicle and the speed limit information of the road section.

Further, according to the vehicle distance, the vehicle speed of the target control vehicle and the speed limit information of the road section, the acceleration information or braking information for the target control vehicle is generated, specifically including: when the road section is a downhill section, if the speed of the target control vehicle is greater than that of the downhill section speed limit, or when the distance between the target control vehicle and the front reference control vehicle is less than the safety distance threshold, the control information for the target control vehicle generated by the cloud server is braking information; when the road section is an uphill section, if the target control vehicle’s speed When the speed limit is lower than the uphill section, or the distance between the target control vehicle and the front reference control vehicle is greater than the safety distance threshold, the control information for the target control vehicle generated by the cloud server is acceleration information.

In one embodiment of the present invention, wherein, when the steering information of the target control vehicle is turning left/right, the control information of the target control vehicle generated by the cloud server is acceleration information, and the control information of the target control vehicle generated by the cloud server is acceleration information. The control information of the side/right reference control vehicle is braking information.

Specifically, the cloud server establishes a local vehicle network between the target control vehicle and its nearby reference control vehicles, and accurately calculates the distance between vehicles, including vehicle positioning information and vehicle speed, in order to reduce collisions when overtaking, meeting and following vehicles risks of. For example, when the target control vehicle has a demand to turn left, the vehicle’s demand is fed back to the cloud server, and the cloud server conducts an analysis based on the vehicle’s steering, speed, distance from surrounding vehicles, distance and speed of the vehicle on the left The calculated control information is sent to the vehicle and the vehicle on its left, such as the vehicle should accelerate appropriately, the vehicle on the left should decelerate appropriately, etc., the vehicle and the vehicle on the left receive the control information and complete the control action, thereby realizing adaptive cruise Features.

In addition, when the vehicle brakes or accelerates according to the control information, the vehicle speed sensor will feed back the changed vehicle speed to the cloud server through the vehicle terminal, and the navigator will push the current location information of the vehicle to the cloud server through the vehicle terminal. The feedback data is continuously compared and matched with the previous analysis and calculation results to ensure accurate control information and realize the function of adaptive cruise and safe driving of the vehicle.

In the vehicle cruise control method of the embodiment of the present invention, the vehicle uploads its own driving information and vehicle speed to the cloud server during the driving process, and the cloud server forms the local vehicle network with the target control vehicle and its nearby reference control vehicles, and according to the local vehicle The driving information and vehicle speed uploaded by the vehicle in the network generate control information for the target control vehicle to control the target control vehicle. This method takes into account the complex driving environment around the target control vehicle and improves the accuracy of the control information. During the process, the user does not need to manually control the cruising speed, which greatly improves the user experience.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial", The orientation or positional relationship indicated by "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the referred device or element Must be in a particular orientation, be constructed in a particular orientation, and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless specifically defined otherwise.

In the present invention, unless otherwise clearly specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection , or integrated; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components or the interaction relationship between two components, unless otherwise specified limit. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the present invention, unless otherwise clearly specified and limited, the first feature may be in direct contact with the first feature or the first and second feature may be in direct contact with the second feature through an intermediary. touch. Moreover, "above", "above" and "above" the first feature on the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. "Below", "beneath" and "beneath" the first feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

In the description of this specification, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structure, material or characteristic is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without conflicting with each other.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, those skilled in the art can make the above-mentioned The embodiments are subject to changes, modifications, substitutions and variations.

Claims (16)

1. the cruise control system of a vehicle, it is characterised in that including: cloud server and multiple vehicle, wherein, institute Stating multiple vehicle and include target control vehicle and with reference to controlling vehicle, each vehicle includes navigator, vehicle speed sensor and vehicle-mounted Terminal, and the car networking of the plurality of vehicle composition local,

Described navigator, for obtaining the driving information of vehicle；

Described vehicle speed sensor, for obtaining the speed of vehicle；

Described car-mounted terminal, for sending described driving information and described speed to described cloud server, and according to institute Vehicle is controlled by the control information stating cloud server feedback；

Described cloud server, for according to described target control vehicle and the described driving information with reference to control vehicle and speed The control information to described target control vehicle of generation, and described control information is sent to described target control vehicle vehicle-mounted Terminal, described target control vehicle is controlled by described car-mounted terminal.

2. the cruise control system of vehicle as claimed in claim 1, it is characterised in that wherein, described with reference to controlling vehicle It is positioned at the preset range centered by described target control vehicle.

3. the cruise control system of vehicle as claimed in claim 1, it is characterised in that the driving information of described vehicle, bag Include location information, road section speed limit information, traffic information and direction information.

4. the cruise control system of vehicle as claimed in claim 3, it is characterised in that described control information includes accelerating letter Breath and braking information.

5. the cruise control system of vehicle as claimed in claim 4, it is characterised in that described cloud server, specifically uses In:

Described target control vehicle is obtained with described with reference to the driving information controlling vehicle according to described target control vehicle and front Front is with reference to the spacing controlled between vehicle, and limits according to described spacing, the speed of described target control vehicle and described section Speed information generates the described acceleration information to described target control vehicle or described braking information.

6. the cruise control system of vehicle as claimed in claim 5, it is characterised in that

When described section is descending section, if the speed of described target control vehicle is more than the speed limit in described descending section, Or when described target control vehicle is less than safe distance threshold value with front with reference to the spacing controlling vehicle, described cloud server The control information to described target control vehicle generated is described braking information；

When described section is uphill way, if the speed of described target control vehicle is less than the speed limit of described uphill way, Or when described target control vehicle is more than safe distance threshold value with front with reference to the spacing controlling vehicle, described cloud server The control information to described target control vehicle generated is described acceleration information.

7. the cruise control system of vehicle as claimed in claim 4, it is characterised in that

When the direction information of described target control vehicle is left/right turn, described cloud server generate to described target control The control information of vehicle processed is described acceleration information, described cloud server generate to described target control vehicle left side/right side Reference control vehicle control information be described braking information.

8. the cruise control system of the vehicle as described in any one of claim 4-7, it is characterised in that described car-mounted terminal, Specifically for:

The control information that cloud server feeds back is decoded into current signal, and is transferred to throttle control or braking by wire harness Controller is so that described throttle control carries out Throttle Opening Control according to throttle and described acceleration information or so that described Brake monitor is braked control according to on-position and described braking information.

9. the cruise control method of a vehicle, it is characterised in that the car networking of multiple vehicles composition local, the plurality of vehicle Including target control vehicle with reference to controlling vehicle, described cruise control method comprises the following steps:

The plurality of vehicle obtains respective driving information and speed respectively；

Described respective driving information and speed are sent to cloud server by the plurality of vehicle respectively；

Described cloud server generates described target control vehicle according to described driving information and the speed of the plurality of vehicle Control information；

Described control information is sent to described target control vehicle by described cloud server, to enter described target control vehicle Row controls.

10. the cruise control method of vehicle as claimed in claim 9, it is characterised in that wherein, described with reference to controlling car It is positioned at the preset range centered by described target control vehicle.

The cruise control method of 11. vehicles as claimed in claim 9, it is characterised in that the driving information of described vehicle, Including location information, road section speed limit information, traffic information and direction information.

The cruise control method of 12. vehicles as claimed in claim 11, it is characterised in that described control information includes accelerating Information and braking information.

The cruise control method of 13. vehicles as claimed in claim 12, it is characterised in that described cloud server is according to institute Described driving information and the speed of stating multiple vehicle generate the control information to described target control vehicle, specifically include:

Described target control vehicle is obtained with described with reference to the driving information controlling vehicle according to described target control vehicle and front Front is with reference to the spacing controlled between vehicle；According to described spacing, the speed of described target control vehicle and described section speed limit Information generates the described acceleration information to described target control vehicle or described braking information.

The cruise control method of 14. vehicles as claimed in claim 13, it is characterised in that described according to described spacing, institute Speed and the described road section speed limit information of stating target control vehicle generate the described acceleration information to described target control vehicle or institute State braking information, specifically include:

When described section is descending section, if the speed of described target control vehicle is more than the speed limit in described descending section, Or when described target control vehicle is less than safe distance threshold value with front with reference to the spacing controlling vehicle, described cloud server The control information to described target control vehicle generated is described braking information；

When described section is uphill way, if the speed of described target control vehicle is less than the speed limit of described uphill way, Or when described target control vehicle is more than safe distance threshold value with front with reference to the spacing controlling vehicle, described cloud server The control information to described target control vehicle generated is described acceleration information.

The cruise control method of 15. vehicles as claimed in claim 12, it is characterised in that wherein,

When the direction information of described target control vehicle is left/right turn, described cloud server generate to described target control The control information of vehicle processed is described acceleration information, described cloud server generate to described target control vehicle left side/right side Reference control vehicle control information be described braking information.

The cruise control method of 16. vehicles as described in any one of claim 12-15, it is characterised in that also include:

The control information that cloud server is fed back by described target control vehicle is decoded into current signal, and is transferred to by wire harness Throttle control or brake monitor；

Described throttle control carries out Throttle Opening Control, or described brake monitor root according to throttle and described acceleration information It is braked control according to on-position and described braking information.