CN112396852A - Traffic light information display method and device - Google Patents
Traffic light information display method and device Download PDFInfo
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- G08G1/095—Traffic lights
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- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
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Abstract
The embodiment of the application provides a traffic light information display method and device, relates to the technical field of intelligent transportation, Internet of vehicles and communication, and solves the technical problem that a vehicle driver cannot accurately and timely sense traffic light information of a front intersection. The traffic light information display method comprises the following steps: the method comprises the steps of firstly obtaining vehicle travel data sent by a vehicle-mounted terminal, vehicle-road cooperative data sent by road side equipment, traffic light data sent by traffic light equipment and pre-configured auxiliary data, then processing the vehicle travel data, the vehicle-road cooperative data, the traffic light data and the auxiliary data to obtain a driving path map of a vehicle corresponding to the vehicle-mounted terminal, and determining traffic light information in a driving path of the vehicle according to the driving path map and the current position of the vehicle. And subsequently, displaying traffic light information in the driving path of the vehicle on the vehicle-mounted terminal. The auxiliary data comprises map data of areas where the vehicle-mounted terminal, the road side equipment and the traffic light equipment belong.
Description
Technical Field
The invention relates to the technical field of intelligent transportation, Internet of vehicles and communication, in particular to a traffic light information display method and device.
Background
The intersection is a key scene of urban road congestion and frequent accidents, traffic light facilities are built at the intersection to prompt passing vehicles, so that the traffic ordering of the road is guaranteed to a great extent, and the safety of the intersection is improved.
However, in the driving process of the vehicle, under specific conditions such as front vehicle shielding, tree shielding, strong light effect, extreme weather and the like, a vehicle driver cannot accurately and timely sense traffic light information of a front intersection.
Disclosure of Invention
The application provides a traffic light information display method and device, and solves the technical problem that a vehicle driver cannot accurately and timely sense traffic light information of a front intersection.
In order to achieve the purpose, the technical scheme is as follows:
the first aspect provides a traffic light information display method, which includes the steps of firstly obtaining vehicle travel data sent by a vehicle-mounted terminal, road side cooperative data sent by road side equipment, traffic light data sent by the traffic light equipment and pre-configured auxiliary data, then processing the vehicle travel data, the road cooperative data, the traffic light data and the auxiliary data to obtain a driving path map of a vehicle corresponding to the vehicle-mounted terminal, and determining traffic light information in a driving path of the vehicle according to the driving path map and the current position of the vehicle. And subsequently, displaying traffic light information in the driving path of the vehicle on the vehicle-mounted terminal. The auxiliary data comprises map data of areas where the vehicle-mounted terminal, the road side equipment and the traffic light equipment belong.
According to the above, after the vehicle travel data sent by the vehicle-mounted terminal, the road coordination data sent by the road side equipment, the traffic light data sent by the traffic light equipment and the pre-configured auxiliary data are obtained, the vehicle travel data, the road coordination data, the traffic light data and the auxiliary data can be processed to obtain the driving path map of the vehicle corresponding to the vehicle-mounted terminal, and the traffic light information in the driving path of the vehicle is determined according to the driving path map and the current position of the vehicle. Subsequently, the traffic light information in the driving path of the vehicle is displayed on the vehicle-mounted terminal, the technical problem that a vehicle driver cannot accurately and timely sense the traffic light information of the intersection ahead is solved, the virtual digitization of the entity traffic light is realized, and the dynamic display of the static traffic light of the intersection on the vehicle-mounted terminal is realized, so that the traffic safety of the intersection is improved, and the traffic efficiency of the intersection is improved.
In a second aspect, there is provided a traffic light information display device including: the device comprises an acquisition unit, a processing unit and a display unit. The acquisition unit is used for acquiring vehicle travel data sent by a vehicle-mounted terminal, vehicle and road cooperation data sent by road side equipment, traffic light data sent by traffic light equipment and pre-configured auxiliary data; the auxiliary data comprises map data of areas where the vehicle-mounted terminal, the road side equipment and the traffic light equipment belong. And the processing unit is used for processing the vehicle travel data, the vehicle and road cooperation data, the traffic light data and the auxiliary data acquired by the acquisition unit to obtain a driving path map of the vehicle corresponding to the vehicle-mounted terminal. And the processing unit is also used for determining traffic light information in the vehicle driving path according to the driving path map and the current position of the vehicle. And the display unit is used for displaying the traffic light information in the vehicle driving path determined by the processing unit on the vehicle-mounted terminal.
In a third aspect, a traffic light information display device is provided that includes a memory and a processor. The memory is used for storing computer execution instructions, and the processor is connected with the memory through a bus. When the red and green light information display device runs, the processor executes the computer execution instruction stored in the memory, so that the traffic light information display device executes the traffic light information display method of the first aspect.
The traffic light information display device may be a network device, or may be a part of a device in the network device, for example, a chip system in the network device. The chip system is configured to support the network device to implement the functions related to the first aspect and any one of the possible implementations thereof, for example, to receive, determine, and shunt data and/or information related to the traffic light information display method. The chip system includes a chip and may also include other discrete devices or circuit structures.
In a fourth aspect, a computer-readable storage medium is provided, which includes computer-executable instructions, and when the computer-executable instructions are executed on a computer, the computer is caused to execute the traffic light information display method according to the first aspect.
In a fifth aspect, a computer program product is provided, which comprises computer instructions that, when run on a computer, cause the computer to perform the traffic light information display method as described in the first aspect and its various possible implementations.
It should be noted that all or part of the above computer instructions may be stored on the first computer readable storage medium. The first computer readable storage medium may be packaged with a processor of the traffic light information display device, or may be packaged separately from the processor of the traffic light information display device, which is not limited in this application.
For the description of the second, third, fourth and fifth aspects of the present invention, reference may be made to the detailed description of the first aspect; in addition, for the beneficial effects described in the second aspect, the third aspect, the fourth aspect and the fifth aspect, reference may be made to beneficial effect analysis of the first aspect, and details are not repeated here.
In the present application, the names of the traffic light information display devices do not limit the devices or the function modules themselves, and in practical implementation, the devices or the function modules may appear by other names. Insofar as the functions of the respective devices or functional blocks are similar to those of the present invention, they are within the scope of the claims of the present invention and their equivalents.
These and other aspects of the invention will be more readily apparent from the following description.
Drawings
Fig. 1 is a schematic structural diagram of a traffic light information display system according to an embodiment of the present disclosure;
fig. 2 is a schematic diagram of a hardware structure of a traffic light information display device according to an embodiment of the present disclosure;
fig. 3 is a schematic hardware structure diagram of another traffic light information display device according to an embodiment of the present disclosure;
fig. 4 is a schematic flowchart of a traffic light information display method according to an embodiment of the present application;
fig. 5 is a schematic flowchart of another traffic light information display method according to an embodiment of the present application;
fig. 6 is a schematic flowchart of another traffic light information display method according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of a traffic light information display device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that in the embodiments of the present application, words such as "exemplary" or "for example" are used to indicate examples, illustrations or explanations. Any embodiment or design described herein as "exemplary" or "e.g.," is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present concepts related in a concrete fashion.
In addition, the vehicle driver may be a driving driver in a conventional vehicle, a vehicle remote control system or a person, or a vehicle own control system, which is not limited in the present application.
For the convenience of clearly describing the technical solutions of the embodiments of the present application, in the embodiments of the present application, the terms "first" and "second" are used to distinguish the same items or similar items with basically the same functions and actions, and those skilled in the art can understand that the terms "first" and "second" are not used to limit the quantity and execution order.
As described in the background art, in the driving process of a vehicle, under specific conditions such as front truck shielding, tree shielding, strong light effect, extreme weather and the like, a vehicle driver cannot accurately and timely sense traffic light information at a front intersection.
For the above problems, after the vehicle travel data sent by the vehicle-mounted terminal, the road coordination data sent by the road side equipment, the traffic light data sent by the traffic light equipment and the pre-configured auxiliary data are obtained, the vehicle travel data, the road coordination data, the traffic light data and the auxiliary data can be processed to obtain a driving path map of the vehicle corresponding to the vehicle-mounted terminal, and the traffic light information in the driving path of the vehicle is determined according to the driving path map and the current position of the vehicle. Subsequently, the traffic light information in the driving path of the vehicle is displayed on the vehicle-mounted terminal, the technical problem that a vehicle driver cannot accurately and timely sense the traffic light information of the intersection ahead is solved, the virtual digitization of the entity traffic light is realized, and the dynamic display of the static traffic light of the intersection on the vehicle-mounted terminal is realized, so that the traffic safety of the intersection is improved, and the traffic efficiency of the intersection is improved.
The traffic light information display method is suitable for a traffic light information display system. Fig. 1 shows a structure of the traffic light information display system. As shown in fig. 1, the traffic light information display system includes: a terminal layer 10, a network layer 11 and an edge layer 12. The terminal layer 10, the network layer 11 and the edge layer 12 are interconnected in pairs.
The terminal layer 10 comprises an intelligent vehicle road sensing facility 101, a vehicle-mounted terminal 102 and a crossing traffic light 103, and is mainly used for collecting vehicle travel data of the vehicle-mounted terminal, roadside vehicle road cooperative sensing data, crossing real-time traffic light data and the like.
The intelligent vehicle-road sensing facility 101 comprises a road side unit RSU, a crossing camera, a laser radar, a millimeter wave radar and the like, and is used for monitoring information on a running road of the intelligent vehicle-mounted terminal in real time to acquire real-time working conditions of the crossing and sending the road information to an edge layer in an intelligent network connection environment;
the vehicle-mounted terminal 102 includes a 5G mobile terminal (such as a mobile phone, a PAD, etc.), a vehicle-mounted OBU, etc., and is configured to send vehicle travel data to the edge layer in real time and receive traffic light information issued by the edge layer.
The intersection traffic light 103 provides traffic light signals, phases and other information to the boundary layer in real time through facilities such as an intersection signal machine or a traffic light platform system.
The network layer 11 includes a 5G basic communication network unit 111 and a vehicle-road communication network unit 112.
The 5G basic communication network unit 111 is a basic network communication environment provided for meeting the requirements of data transmission between the conventional vehicle and the intelligent network.
The vehicle-road communication network unit 112 is a vehicle-road cooperation information interaction network environment provided for networked vehicles based on the V2X communication technology.
The above-described edge layer 12 is mainly composed of an edge calculation unit 121.
The edge calculation unit 121 refers to an area-level edge calculation environment set up facing traffic light information, and is used for achieving functions of data acquisition, fusion calculation, intelligent decision making, traffic light information publishing and the like. The hardware comprises a general server (containing GPU), a disk array, a switch, a firewall and other equipment, wherein the general server is used for virtually deploying a 5G user plane function UPF module, a vehicle-road cooperation V2X server module and traffic light information related system devices. In addition, the interconnection and the intercommunication of the 5G network and the V2X network are realized based on the edge layer.
The 5G user plane function UPF module in the edge computing unit 121 is configured to sink the service capability of the 5G core network to the edge side, so that traffic light information is transmitted with an ultra-low time delay in a 5G wireless manner.
The vehicle-road cooperation V2X server module in the edge computing unit 121 is configured in an intelligent networking environment, and is configured to provide a plurality of vehicle-road cooperation information services including traffic light message pushing to the vehicle-mounted terminal supporting the intelligent networking function.
The basic hardware structure of each device or unit in fig. 1 is similar, and includes elements included in the traffic light information display apparatus shown in fig. 2. The hardware configuration of each device or unit in fig. 1 will be described below by taking the traffic light information display apparatus shown in fig. 2 as an example.
Fig. 2 shows a hardware structure diagram of a traffic light information display device according to an embodiment of the present application. As shown in fig. 2, the traffic light information display device includes a processor 21, a memory 22, a communication interface 23, and a bus 24. The processor 21, the memory 22 and the communication interface 23 may be connected by a bus 24.
The processor 21 is a control center of the traffic light information display device, and may be a single processor or a collective term for a plurality of processing elements. For example, the processor 21 may be a Central Processing Unit (CPU), other general-purpose processors, or the like. Wherein a general purpose processor may be a microprocessor or any conventional processor or the like.
For one embodiment, processor 21 may include one or more CPUs, such as CPU 0 and CPU 1 shown in FIG. 2.
The memory 22 may be, but is not limited to, a read-only memory (ROM) or other type of static storage device that may store static information and instructions, a Random Access Memory (RAM) or other type of dynamic storage device that may store information and instructions, an electrically erasable programmable read-only memory (EEPROM), a magnetic disk storage medium or other magnetic storage device, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer.
In a possible implementation, the memory 22 may exist separately from the processor 21, and the memory 22 may be connected to the processor 21 via a bus 24 for storing instructions or program codes. When the processor 21 calls and executes the instructions or program codes stored in the memory 22, the traffic light information display method provided by the embodiment of the invention can be realized.
In another possible implementation, the memory 22 may also be integrated with the processor 21.
And a communication interface 23 for connecting with other devices through a communication network. The communication network may be an ethernet network, a radio access network, a Wireless Local Area Network (WLAN), or the like. The communication interface 23 may include a receiving unit for receiving data, and a transmitting unit for transmitting data.
The bus 24 may be an Industry Standard Architecture (ISA) bus, a Peripheral Component Interconnect (PCI) bus, an Extended ISA (EISA) bus, or the like. The bus may be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, only one thick line is shown in FIG. 2, but it is not intended that there be only one bus or one type of bus.
It is to be noted that the structure shown in fig. 2 does not constitute a limitation of the traffic light information display device. In addition to the components shown in fig. 2, the traffic light information display device may include more or fewer components than shown, or combine certain components, or a different arrangement of components.
Fig. 3 shows another hardware configuration of the traffic light information display device in the embodiment of the present application. As shown in fig. 3, the traffic light information display device may include a processor 31 and a communication interface 32. The processor 31 is coupled to a communication interface 32.
The function of the processor 31 may refer to the description of the processor 21 above. The processor 31 also has a memory function, and the function of the memory 22 can be referred to.
The communication interface 32 is used to provide data to the processor 31. The communication interface 32 may be an internal interface of the traffic light information display device, or may be an external interface (corresponding to the communication interface 23) of the traffic light information display device.
It is to be noted that the structure shown in fig. 2 (or fig. 3) does not constitute a limitation of the traffic light information display device, and the traffic light information display device may include more or less components than those shown in fig. 2 (or fig. 3), or combine some components, or a different arrangement of components, in addition to the components shown in fig. 2 (or fig. 3).
The traffic light information display method provided by the embodiment of the present application is described in detail below with reference to the traffic light information display system shown in fig. 1 and the traffic light information display device shown in fig. 2 (or fig. 3).
Fig. 4 is a schematic flow chart of a traffic light information display method according to an embodiment of the present application. As shown in fig. 4, the traffic light information display method includes the following S401-S404.
S401, the traffic light information display device obtains vehicle travel data sent by the vehicle-mounted terminal, vehicle and road cooperation data sent by the road side equipment, traffic light data sent by the traffic light equipment and pre-configured auxiliary data.
Specifically, the vehicle travel data sent by the vehicle-mounted terminal includes: the vehicle-mounted terminal comprises data such as vehicle navigation or vehicle path planning data, vehicle-mounted terminal position, speed, real-time driving track and the like. The driving navigation/path data are used for reproducing travel paths on the edge layer, the edge layer is guaranteed to master the driving paths of the vehicle-mounted terminal in real time, and relevant data are sent through the mobile terminal APP or the vehicle-mounted terminal.
The vehicle-road cooperation data sent by the road side equipment comprises: real-time vehicle road working condition data sensed by sensing equipment such as a road side unit RSU, a crossing camera, a laser radar, a millimeter wave radar and the like are provided for an edge layer to perform data fusion calculation.
The traffic light data sent by the traffic light equipment comprises the following steps: the traffic light information obtained in real time through a traffic light system platform or a crossing traffic light signal machine comprises phase and timing data and the like.
The auxiliary data comprises map data of areas where the vehicle-mounted terminal, the road side equipment and the traffic light equipment belong, namely static high-precision basic map data, intersection traffic light position map data and the like, and relevant auxiliary data are statically configured on an edge layer.
S402, the traffic light information display device processes the vehicle travel data, the vehicle and road cooperation data, the traffic light data and the auxiliary data to obtain a driving path map of the vehicle corresponding to the vehicle-mounted terminal.
Specifically, after vehicle travel data sent by the vehicle-mounted terminal, vehicle-road coordination data sent by the road side equipment, traffic light data sent by the traffic light equipment and pre-configured auxiliary data are obtained, the traffic light information display device processes the vehicle travel data, the vehicle-road coordination data, the traffic light data and the auxiliary data to obtain a driving path map of a vehicle corresponding to the vehicle-mounted terminal.
For example, for a conventional vehicle, the traffic light information display device may form real-time driving map data of a common vehicle by fusing travel navigation data, vehicle-mounted terminal position data, intersection traffic light data, and map data of the conventional vehicle. Correspondingly, for the internet vehicles, the traffic light information display device can also perform fusion processing on the speed, position, direction and other data provided by the intelligent internet vehicle OBU, and the road cooperation data, the traffic light data and the auxiliary data to form real-time driving map data of the internet vehicles.
And S403, determining traffic light information in the vehicle driving path by the traffic light information display device according to the driving path map and the current position of the vehicle.
Specifically, after the vehicle travel data, the vehicle-road cooperation data, the traffic light data and the auxiliary data are processed to obtain a driving path map of the vehicle corresponding to the vehicle-mounted terminal, the traffic light information display device determines the traffic light information in the driving path of the vehicle according to the driving path map and the current position of the vehicle.
Optionally, the traffic light information in the vehicle driving path may be traffic light information of an intersection closest to the position of the vehicle, may also be traffic light information of an intersection where the vehicle is located, and may also be all traffic light information in the vehicle driving path, which is not limited in the present application.
S404, the traffic light information display device displays traffic light information in a vehicle driving path on the vehicle-mounted terminal.
After the traffic light information in the vehicle driving path is determined according to the driving path map and the current position of the vehicle, the traffic light information display device displays the traffic light information in the vehicle driving path on the vehicle-mounted terminal.
Specifically, the traffic light information display device flexibly selects a 5G network or V2X communication according to the traffic light data matching result in the advancing direction to push traffic light information in front of driving to the vehicle-mounted terminal in real time.
Optionally, the traffic light information in the driving route of the vehicle displayed on the vehicle-mounted terminal may be an image of the traffic light displayed on the vehicle-mounted terminal, a real-time video of the traffic light, text information of the traffic light, and information of the traffic light played in voice, which is not limited in the present application.
The embodiment of the application provides a traffic light information display method, which comprises the following steps: the traffic light information display device firstly acquires vehicle travel data sent by a vehicle-mounted terminal, vehicle road coordination data sent by road side equipment, traffic light data sent by the traffic light equipment and pre-configured auxiliary data, then processes the vehicle travel data, the vehicle road coordination data, the traffic light data and the auxiliary data to obtain a driving path map of a vehicle corresponding to the vehicle-mounted terminal, and determines traffic light information in a driving path of the vehicle according to the driving path map and the current position of the vehicle. Subsequently, the traffic light information display device displays traffic light information in the vehicle driving path on the vehicle-mounted terminal. The auxiliary data comprises map data of areas where the vehicle-mounted terminal, the road side equipment and the traffic light equipment belong.
As can be seen from the above, after the traffic light information display device obtains the vehicle travel data sent by the vehicle-mounted terminal, the road coordination data sent by the roadside device, the traffic light data sent by the traffic light device, and the preconfigured auxiliary data, the vehicle travel data, the road coordination data, the traffic light data, and the auxiliary data can be processed to obtain a driving path map of the vehicle corresponding to the vehicle-mounted terminal, and the traffic light information in the driving path of the vehicle is determined according to the driving path map and the current position of the vehicle. Subsequently, the traffic light information display device displays the traffic light information in the driving path of the vehicle on the vehicle-mounted terminal, the technical problem that a vehicle driver cannot accurately and timely sense the traffic light information of the intersection in front is solved, the virtual digitization of the entity traffic light is realized, the dynamic display of the static traffic light of the intersection on the vehicle-mounted terminal is realized, the passing safety of the intersection is improved, and the passing efficiency of the intersection is improved.
Optionally, in combination with fig. 4, as shown in fig. 5, S402 may be replaced with S501-S503.
S501, the traffic light information display device performs data conversion on vehicle travel data, vehicle and road cooperation data, traffic light data and auxiliary data to obtain a crossing real-time traffic perception data set.
Specifically, the traffic light information display device performs unified data protocol conversion and coordinate conversion on vehicle travel data, vehicle and road coordination data and traffic light data on an edge layer based on a unified data interface standard to form an intersection real-time traffic perception data set.
S502, the traffic light information display device extracts traffic elements in the intersection real-time traffic perception data set.
Specifically, traffic light information display device according to crossing real-time traffic perception data set, the relevant traffic key element of intelligent recognition crossing road and on-vehicle terminal trip, wherein, the traffic key element includes: at least one of an intersection, a traffic light, a lane line, another vehicle, a pedestrian, or a road object.
S503, the traffic light information display device calculates the relative position of the traffic element and fuses the relative position with map data to obtain a driving path map of the vehicle corresponding to the vehicle-mounted terminal.
Specifically, the traffic light information display device calculates the relative position of the traffic element, matches and fuses the relative position with a static high-precision basic map in the auxiliary data, and meanwhile superposes the travel navigation or the traveling planning path of the vehicle-mounted terminal to form intersection real-time vehicle road traffic travel situation map data, namely a traveling path map of a vehicle corresponding to the vehicle-mounted terminal.
Optionally, in conjunction with fig. 5, as shown in fig. 6, S403 may be replaced by S601-S602.
S601, the traffic light information display device determines intersection information, lane information and driving direction information in the driving path of the vehicle according to the driving path map and the current position of the vehicle.
S602, the traffic light information display device determines traffic light information in a vehicle driving path according to the intersection information, the lane information and the driving direction information.
The scheme provided by the embodiment of the application is mainly introduced from the perspective of a method. To implement the above functions, it includes hardware structures and/or software modules for performing the respective functions. Those of skill in the art will readily appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as hardware or combinations of hardware and computer software. Whether a function is performed as hardware or computer software drives hardware depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the embodiment of the application, the traffic light information display device may be divided into the functional modules according to the method example, for example, each functional module may be divided corresponding to each function, or two or more functions may be integrated into one processing module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. Optionally, the division of the modules in the embodiment of the present application is schematic, and is only a logic function division, and there may be another division manner in actual implementation.
Fig. 7 is a schematic structural diagram of a traffic light information display device 70 according to an embodiment of the present disclosure. The traffic light information display device 70 is used to solve the technical problem that a vehicle driver cannot accurately and timely sense traffic light information at a front intersection, for example, to implement the traffic light information display method shown in fig. 4, 5 or 6. The traffic light information display device 70 includes: an acquisition unit 701, a processing unit 702, and a display unit 703.
An obtaining unit 701, configured to obtain vehicle travel data sent by a vehicle-mounted terminal, vehicle-road coordination data sent by road side equipment, traffic light data sent by traffic light equipment, and preconfigured auxiliary data; the auxiliary data comprises map data of areas where the vehicle-mounted terminal, the road side equipment and the traffic light equipment belong. For example, in conjunction with fig. 4, 5 or 6, the acquisition unit 701 is configured to perform S401.
The processing unit 702 is configured to process the vehicle travel data, the vehicle-road coordination data, the traffic light data, and the auxiliary data acquired by the acquisition unit 701, so as to obtain a driving path map of a vehicle corresponding to the vehicle-mounted terminal. For example, in conjunction with fig. 4, 5 or 6, the processing unit 702 is configured to execute S402.
The processing unit 702 is further configured to determine traffic light information in the driving path of the vehicle according to the driving path map and the current position of the vehicle. For example, in conjunction with fig. 4, 5 or 6, the processing unit 702 is configured to execute S403.
And a display unit 703 for displaying the traffic light information determined by the processing unit 702 on the vehicle-mounted terminal. For example, in conjunction with fig. 4, 5, or 6, the display unit 703 is configured to perform S404.
Optionally, the processing unit 702 is specifically configured to:
and performing data conversion on the vehicle travel data, the vehicle and road cooperation data, the traffic light data and the auxiliary data to obtain a crossing real-time traffic perception data set. For example, in conjunction with fig. 5 or fig. 6, the processing unit 702 is configured to execute S501.
Extracting traffic elements in the intersection real-time traffic perception data set; the traffic elements include: at least one of an intersection, a traffic light, a lane line, another vehicle, a pedestrian, or a road object. For example, in conjunction with fig. 5 or fig. 6, the processing unit 702 is configured to execute S502.
And calculating the relative position of the traffic element, and fusing the relative position with map data to obtain a driving path map of the vehicle corresponding to the vehicle-mounted terminal. For example, in conjunction with fig. 5 or fig. 6, the processing unit 702 is configured to execute S503.
Optionally, the processing unit 702 is specifically configured to:
and determining intersection information, lane information and driving direction information in the driving path of the vehicle according to the driving path map and the current position of the vehicle. For example, in connection with fig. 6, the processing unit 702 is configured to execute S601.
And determining traffic light information in the vehicle driving path according to the intersection information, the lane information and the driving direction information. For example, in conjunction with fig. 6, the processing unit 702 is configured to execute S602.
Embodiments of the present application also provide a computer-readable storage medium, which includes computer-executable instructions. When the computer executes the instructions to run on the computer, the computer is caused to execute the steps executed by the traffic light information display device in the traffic light information display method provided by the embodiment.
The embodiment of the present application further provides a computer program product, which can be directly loaded into the memory and contains software codes, and after the computer program product is loaded and executed by the computer, the steps executed by the traffic light information display device in the traffic light information display method provided by the above embodiment can be implemented.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When implemented using a software program, may be implemented in whole or in part in the form of a computer program product. The computer program product includes one or more computer instructions. The processes or functions according to the embodiments of the present application are generated in whole or in part when the computer-executable instructions are loaded and executed on a computer. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored on a computer readable storage medium or transmitted from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions may be transmitted from one website, computer, server, or data center to another website, computer, server, or data center via wire (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL)) or wireless (e.g., infrared, wireless, microwave, etc.). Computer-readable storage media can be any available media that can be accessed by a computer or can comprise one or more data storage devices, such as servers, data centers, and the like, that can be integrated with the media. The usable medium may be a magnetic medium (e.g., floppy disk, hard disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., Solid State Disk (SSD)), among others.
Through the above description of the embodiments, it is clear to those skilled in the art that, for convenience and simplicity of description, the foregoing division of the functional modules is merely used as an example, and in practical applications, the above function distribution may be completed by different functional modules according to needs, that is, the internal structure of the device may be divided into different functional modules to complete all or part of the above described functions.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules or units is only one logical function division, and there may be other division ways in actual implementation. For example, various elements or components may be combined or may be integrated into another device, or some features may be omitted, or not implemented. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form. Units described as separate parts may or may not be physically separate, and parts displayed as units may be one physical unit or a plurality of physical units, may be located in one place, or may be distributed to a plurality of different places. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit. The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a readable storage medium. Based on such understanding, the technical solutions of the embodiments of the present application may be essentially or partially contributed to by the prior art, or all or part of the technical solutions may be embodied in the form of a software product, where the software product is stored in a storage medium and includes several instructions to enable a device (which may be a single chip, a chip, or the like) or a processor (processor) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a U disk, a removable hard disk, a ROM, a RAM, a magnetic disk, or an optical disk.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A traffic light information display method is characterized by comprising the following steps:
acquiring vehicle travel data sent by a vehicle-mounted terminal, vehicle and road cooperation data sent by road side equipment, traffic light data sent by traffic light equipment and pre-configured auxiliary data; the auxiliary data comprises map data of areas to which the vehicle-mounted terminal, the road side equipment and the traffic light equipment belong;
processing the vehicle travel data, the vehicle road coordination data, the traffic light data and the auxiliary data to obtain a driving path map of a vehicle corresponding to the vehicle-mounted terminal;
determining traffic light information in the vehicle driving path according to the driving path map and the current position of the vehicle;
and displaying traffic light information in the vehicle driving path on the vehicle-mounted terminal.
2. The traffic light information display method according to claim 1, wherein the processing the vehicle travel data, the vehicle-road cooperation data, the traffic light data, and the auxiliary data to obtain a driving path map of a vehicle corresponding to the vehicle-mounted terminal includes:
performing data conversion on the vehicle travel data, the vehicle and road cooperation data, the traffic light data and the auxiliary data to obtain an intersection real-time traffic perception data set;
extracting traffic elements in the intersection real-time traffic perception data set; the traffic elements include: at least one of an intersection, a traffic light, a lane line, another vehicle, a pedestrian, or a road object;
and calculating the relative position of the traffic element, and fusing the relative position with the map data to obtain a driving path map of the vehicle corresponding to the vehicle-mounted terminal.
3. The traffic light information display method according to claim 1, wherein the determining traffic light information in the vehicle driving path according to the driving path map and the current position of the vehicle includes:
determining intersection information, lane information and driving direction information in the driving path of the vehicle according to the driving path map and the current position of the vehicle;
and determining traffic light information in the vehicle driving path according to the intersection information, the lane information and the driving direction information.
4. A traffic light information display device characterized by comprising: the device comprises an acquisition unit, a processing unit and a display unit;
the acquisition unit is used for acquiring vehicle travel data sent by a vehicle-mounted terminal, vehicle and road cooperation data sent by road side equipment, traffic light data sent by traffic light equipment and pre-configured auxiliary data; the auxiliary data comprises map data of areas to which the vehicle-mounted terminal, the road side equipment and the traffic light equipment belong;
the processing unit is configured to process the vehicle travel data, the vehicle-road coordination data, the traffic light data, and the auxiliary data acquired by the acquisition unit to obtain a driving path map of a vehicle corresponding to the vehicle-mounted terminal;
the processing unit is further used for determining traffic light information in the vehicle driving path according to the driving path map and the current position of the vehicle;
and the display unit is used for displaying the traffic light information in the vehicle driving path determined by the processing unit on the vehicle-mounted terminal.
5. The traffic light information display device according to claim 4, wherein the processing unit is specifically configured to:
performing data conversion on the vehicle travel data, the vehicle and road cooperation data, the traffic light data and the auxiliary data to obtain an intersection real-time traffic perception data set;
extracting traffic elements in the intersection real-time traffic perception data set; the traffic elements include: at least one of an intersection, a traffic light, a lane line, another vehicle, a pedestrian, or a road object;
and calculating the relative position of the traffic element, and fusing the relative position with the map data to obtain a driving path map of the vehicle corresponding to the vehicle-mounted terminal.
6. The traffic light information display device according to claim 4, wherein the processing unit is specifically configured to:
determining intersection information, lane information and driving direction information in the driving path of the vehicle according to the driving path map and the current position of the vehicle;
and determining traffic light information in the vehicle driving path according to the intersection information, the lane information and the driving direction information.
7. A traffic light information display device is characterized by comprising a memory and a processor; the memory is used for storing computer execution instructions, and the processor is connected with the memory through a bus;
when the traffic light information display device is operated, the processor executes the computer-executable instructions stored by the memory to cause the traffic light information display device to perform the traffic light information display method according to any one of claims 1 to 3.
8. A computer-readable storage medium, comprising computer-executable instructions that, when executed on a computer, cause the computer to perform the traffic light information display method according to any one of claims 1 to 3.
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| CN202011320025.1A CN112396852A (en) | 2020-11-23 | 2020-11-23 | Traffic light information display method and device |
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