CN111942386A - Fleet driving assistance system, fleet driving assistance method, and corresponding medium - Google Patents
Fleet driving assistance system, fleet driving assistance method, and corresponding medium Download PDFInfo
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- CN111942386A CN111942386A CN201910402032.7A CN201910402032A CN111942386A CN 111942386 A CN111942386 A CN 111942386A CN 201910402032 A CN201910402032 A CN 201910402032A CN 111942386 A CN111942386 A CN 111942386A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000013500 data storage Methods 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000004590 computer program Methods 0.000 claims description 10
- 230000001133 acceleration Effects 0.000 claims description 6
- 230000006399 behavior Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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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
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/14—Adaptive cruise control
- B60W30/16—Control of distance between vehicles, e.g. keeping a distance to preceding vehicle
- B60W30/165—Automatically following the path of a preceding lead vehicle, e.g. "electronic tow-bar"
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- Automation & Control Theory (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Traffic Control Systems (AREA)
Abstract
A fleet driving assistance system for a fleet, a fleet driving assistance method for a fleet, and corresponding computer readable storage media are provided. The motorcade driving assistance system comprises a data detection unit, a data storage unit and a data sharing unit. A data detection unit is provided on the head vehicle and configured to detect driving data related to driving behavior of the head vehicle. The data storage unit is configured to store the driving data. The data sharing unit is configured to transmit the driving data stored by the data storage unit to the following vehicle to cause the following vehicle to drive according to the driving data. By using the scheme of the invention, all following vehicles in the motorcade can drive according to the driving data of the head vehicle, so that the motorcade can drive efficiently, safely and consistently even under the condition of turning of the motorcade.
Description
Technical Field
The present invention relates to the field of vehicle technology, and more particularly, to a fleet driving assistance system for a fleet, a fleet driving assistance method for a fleet, and a corresponding computer-readable storage medium.
Background
At least two vehicles may form a platoon to travel on the track. The fleet may include a head vehicle and a following vehicle located behind the head vehicle. Traveling in a fleet may reduce air resistance and reduce the likelihood of traffic jams, thereby improving fuel economy. However, unlike the driving of a single vehicle, the known techniques make it difficult to drive a fleet of vehicles efficiently, safely, and consistently, particularly while turning.
Accordingly, there is a need for a fleet driving assistance system for a fleet, a fleet driving assistance method for a fleet, and a corresponding computer readable storage medium that at least partially address the problems with the prior art.
Disclosure of Invention
In order to solve the technical problem, the invention provides a scheme for transmitting the stored driving data of the head vehicle to the following vehicle so that the following vehicle drives according to the driving data of the head vehicle, and aims to drive the fleet efficiently, safely and consistently.
In a first aspect, a fleet driving assistance system for a fleet of vehicles is provided. The fleet of vehicles includes a head vehicle and a following vehicle located behind the head vehicle. The motorcade driving assistance system comprises a data detection unit, a data storage unit and a data sharing unit. A data detection unit is provided on the head vehicle and configured to detect driving data related to driving behavior of the head vehicle. The data storage unit is configured to store the driving data. The data sharing unit is configured to transmit the driving data stored by the data storage unit to the following vehicle to cause the following vehicle to drive according to the driving data.
According to the driving assistance system for the fleet of vehicles of the present invention, all following vehicles in the fleet of vehicles can be driven according to the driving data of the head vehicle. Thus, the vehicle group can be driven efficiently, safely and uniformly even when the vehicle group turns.
Optionally, at least the following vehicle has an autonomous driving function.
Optionally, the driving behavior comprises turning of the vehicle, lane changing of the vehicle, or straight driving.
Optionally, the driving data comprises a driving path of the lead vehicle and one or more of geographical coordinates, steering angle, speed and acceleration at any point on the driving path.
Optionally, the data storage unit and the data sharing unit are both disposed on the head car.
In a second aspect of the invention, a fleet driving assistance method for a fleet of vehicles is provided. The fleet of vehicles includes a head vehicle and a following vehicle located behind the head vehicle. The motorcade driving assistance method comprises the following steps: the head car detecting driving data related to driving behavior of the head car; storing the driving data; and sending the stored driving data to the following vehicle to cause the following vehicle to drive in accordance with the driving data.
According to the driving assistance method for the fleet of vehicles in the invention, all following vehicles in the fleet of vehicles can be driven according to the driving data of the head vehicle. Thus, the vehicle group can be driven efficiently, safely and uniformly even when the vehicle group turns.
Optionally, at least the following vehicle has an autonomous driving function.
Optionally, the driving behavior comprises turning of the vehicle, lane changing of the vehicle, or straight driving.
Optionally, the driving data comprises a driving path of the lead vehicle and one or more of geographical coordinates, steering angle, speed and acceleration at any point on the driving path.
Optionally, the step of storing the driving data and the step of transmitting the stored driving data to the following vehicle are performed by the lead vehicle.
In a third aspect of the invention, there is provided a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements any of the methods described above.
The computer-readable storage medium according to the present invention may perform the fleet driving method described above, such that all following vehicles in the fleet may be driven according to the driving data of the head vehicle. Thus, the vehicle group can be driven efficiently, safely and uniformly even when the vehicle group turns.
Drawings
Non-limiting and non-exhaustive embodiments of the present invention are described by way of example with reference to the following drawings, in which:
FIG. 1 shows a schematic diagram of a fleet driving assistance system according to an embodiment of the invention;
FIG. 2 illustrates a schematic diagram of an application scenario of a fleet driving assistance system according to an embodiment of the present invention; and
fig. 3 shows a flow diagram of a fleet driving assistance method according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Fig. 1 shows a schematic view of a fleet driving assistance system 100 according to an embodiment of the invention. Fig. 2 shows a schematic diagram of an application scenario of the fleet driving assistance system 100 according to an embodiment of the present invention. The motorcade driving auxiliary system 100 provided by the invention can be applied to motorcades driven on expressways, urban main roads, urban secondary roads, urban branches and the like.
To better describe the fleet driving assistance system 100 provided by the present invention, the fleet will first be described in detail with reference to fig. 2. As shown in fig. 2, the platoon comprises at least two vehicles driven in formation. In particular, the platoon comprises a head car 210 and at least one following vehicle 220 located behind the head car. The head car 210 may be driven by the driver or may be autonomous. Preferably, the following vehicle 220 has an automatic driving function to automatically drive based on the driving data of the lead vehicle 210 so that the entire fleet is driven efficiently, safely, and consistently, as will be described in detail below. Of course, the following vehicle 220 may also have a function of being driven by the driver to intervene in the driving by the driver when necessary.
Referring back to fig. 1, the fleet driving assistance system 100 shown in fig. 1 includes a data detection unit 110, a data storage unit 120, and a data sharing unit 130. The respective components of the fleet driving assistance system 100 shown in fig. 1 will be described in detail below.
The data detection unit 110 is arranged on the head car 210 of the platoon. The data detection unit 110 is configured to detect driving data related to driving behavior of the head car 210. The driving behavior may include turning of the vehicle, lane changing or straight running of the vehicle, or the like. The driving data may include one or more of a driving path of the lead vehicle 210 and geographic coordinates (including X and Y coordinates), steering angle, speed, and acceleration at any point on the driving path. The data detection unit 110 may be a GPS or other positioning device.
The data storage unit 120 is configured to store driving data related to driving behavior of the head car 210. The data storage unit 120 may be disposed on the head cars 210 of the fleet in order to receive driving data from the data detection unit 110 disposed on the head cars 210. Of course, the data storage unit 120 may be disposed in any other suitable place. For example, the data storage unit 120 may be provided on an online server and wirelessly receive and store the driving data detected by the data detection unit 110 from the data detection unit 110 of the headwear 210. For example, the data storage unit 120 wirelessly receives driving data from the data detection unit 110 of the head car 210 via a mobile network, WiFi, or the like.
Data storage unit 120 may include non-volatile and/or volatile memory. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory.
The data sharing unit 130 is configured to transmit the driving data stored by the data storage unit 120 to the following vehicle 220. For example, the data sharing unit 130 may wirelessly transmit the driving data stored by the data storage unit 120 to the following vehicle 220 via a mobile network, WiFi, or the like. The data sharing unit 130 may be disposed on the lead vehicle 210 of the fleet. The data sharing unit 130 may also be disposed in any other suitable place. For example, the data sharing unit 130 may be provided on an online server.
The following vehicle 220 drives according to the driving data transmitted by the data sharing unit 130 after receiving the driving data. That is, all following vehicles 220 in the fleet may be driven according to the driving data of the lead vehicle 210. Thus, the vehicle group can be driven efficiently, safely and uniformly even when the vehicle group turns.
In a second aspect of the invention, a fleet driving assistance method is provided. Fig. 3 shows a flow diagram of a fleet driving assistance method according to an embodiment of the invention. As shown in fig. 3, the fleet driving assistance method includes the steps of:
s310: detecting driving data related to driving behaviors of the head vehicle by the head vehicle;
s320: storing the driving data; and
s330: transmitting the stored driving data to a following vehicle to cause the following vehicle to drive in accordance with the driving data.
Preferably, at least the following vehicle has an automatic driving function.
Preferably, the driving behavior includes turning of the vehicle, lane changing of the vehicle, or straight running.
Preferably, the driving data comprises a driving path of the lead vehicle and one or more of geographical coordinates, steering angle, speed and acceleration at any point on the driving path.
Preferably, the step of storing the driving data and the step of transmitting the stored driving data to the following vehicle are performed by the lead vehicle.
The driving assistance method for the fleet according to the present invention can allow all following vehicles 220 in the fleet to drive according to the driving data of the head vehicle 210, thereby allowing the fleet to drive efficiently, safely, and consistently, even in case of turn of the fleet.
In a third aspect of the invention, there is also provided a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements the method of any of the above. For example, the computer program, when executed by a processor, is capable of instructing the processor and/or the respective component to perform the steps of: detecting driving data related to driving behaviors of the head vehicle by the head vehicle; storing the driving data; and sending the stored driving data to the following vehicle to cause the following vehicle to drive in accordance with the driving data.
Additionally, it should be understood that the various elements of the fleet driving assistance system 100 described above may be implemented in whole or in part by software, hardware, and combinations thereof. The units can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the units.
In an embodiment, a computer device is provided, comprising a memory and a processor, the memory having stored thereon a computer program operable on the processor, the processor implementing the steps of the method in any of the above embodiments when executing the computer program. The computer device may be a server or a vehicle-mounted terminal. The computer device includes a processor, a memory, a network interface, and a parameter library connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device includes a non-volatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, a computer program, and a parameter library. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement the fleet driving assistance method of the present invention.
It will be understood by those skilled in the art that the schematic diagram of the fleet driving assistance system 100 shown in fig. 1 is merely a block diagram of a portion of the structure associated with the present application and does not constitute a limitation on the computer devices to which the present application is applied, and a particular computer device may include more or less components than shown in the figures, or combine certain components, or have a different arrangement of components.
It will be understood by those skilled in the art that all or part of the steps in implementing the methods according to the above embodiments of the present invention may be instructed to be performed by the relevant hardware by a computer program, which may be stored in a non-volatile computer-readable storage medium, and which, when executed, may include the steps of the above embodiments of the methods. Any reference to memory, storage, parameter libraries, or other media used in the embodiments provided herein may include non-volatile and/or volatile memory. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
While the present invention has been described in connection with the embodiments, it is to be understood by those skilled in the art that the foregoing description and drawings are merely illustrative and not restrictive of the broad invention, and that this invention not be limited to the disclosed embodiments. Various modifications and variations are possible without departing from the spirit of the invention.
Claims (11)
1. A fleet driving assistance system for a fleet of vehicles, the fleet including a head vehicle and a following vehicle positioned behind the head vehicle, the fleet driving assistance system comprising:
a data detection unit provided on the head vehicle and configured to detect driving data relating to driving behavior of the head vehicle;
a data storage unit configured to store the driving data; and
a data sharing unit configured to transmit the driving data stored by the data storage unit to the following vehicle to cause the following vehicle to drive according to the driving data.
2. The fleet driving assistance system of claim 1, wherein at least said following vehicle has an autonomous driving function.
3. The fleet driving assistance system of claim 2, wherein said driving behavior comprises a vehicle turning, a vehicle lane change, or a straight line.
4. The fleet driving assistance system of claim 3, wherein said driving data comprises a driving path of said lead vehicle and one or more of geographic coordinates, steering angle, speed, and acceleration at any point along said driving path.
5. The fleet driving assistance system of claim 4, wherein said data storage unit and said data sharing unit are both disposed on said lead vehicle.
6. A method of driving assistance for a fleet of vehicles, the fleet comprising a head vehicle and a following vehicle located behind the head vehicle, the method comprising:
the head car detecting driving data related to driving behavior of the head car;
storing the driving data; and
transmitting the stored driving data to the following vehicle to cause the following vehicle to drive in accordance with the driving data.
7. The fleet driving assistance method of claim 6, wherein at least said following vehicle has an autonomous driving function.
8. The fleet driving assistance method of claim 7, wherein said driving behavior comprises a vehicle turning, a vehicle lane change, or a straight line.
9. The fleet driving assistance method of claim 8, wherein said driving data comprises a driving path of said lead vehicle and one or more of geographic coordinates, steering angle, speed, and acceleration at any point along said driving path.
10. The fleet driving assistance method of claim 9, wherein said steps of storing said driving data and transmitting said stored driving data to said following vehicle are performed by said lead vehicle.
11. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the method of any one of claims 6 to 10.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910402032.7A CN111942386A (en) | 2019-05-15 | 2019-05-15 | Fleet driving assistance system, fleet driving assistance method, and corresponding medium |
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| CN201910402032.7A CN111942386A (en) | 2019-05-15 | 2019-05-15 | Fleet driving assistance system, fleet driving assistance method, and corresponding medium |
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