CN110580752A - Vehicle, vehicle equipment thereof and vehicle running track display method - Google Patents
Vehicle, vehicle equipment thereof and vehicle running track display method Download PDFInfo
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- CN110580752A CN110580752A CN201810589705.XA CN201810589705A CN110580752A CN 110580752 A CN110580752 A CN 110580752A CN 201810589705 A CN201810589705 A CN 201810589705A CN 110580752 A CN110580752 A CN 110580752A
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0816—Indicating performance data, e.g. occurrence of a malfunction
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Abstract
the application relates to the technical field of vehicles, and provides a vehicle and vehicle equipment and vehicle track display method that traveles, vehicle equipment gathers vehicle driver's first operating signal, and obtains first time stamp that first operating signal corresponds judges in real time whether vehicle driver's second operating signal is gathered, gather in the judgement during the second operating signal, acquire the second time stamp that second operating signal corresponds, acquire the vehicle certainly first time stamp begins the track of traveling between the second time stamp end, and show the track of traveling. According to the method and the device, the driving track related to the operation signal can be automatically generated according to the operation signal of the driver, so that the driver can watch the driving track by himself or the driving track is provided for a third party to watch the driving track, convenience and clearness are realized, and the user experience is improved.
Description
Technical Field
The application relates to the technical field of vehicles, in particular to a vehicle running track display method, vehicle equipment adopting the vehicle running track display method and a vehicle adopting the vehicle equipment.
background
As is well known, in urban traffic networks in China, due to the ubiquitous existence of mixed traffic flows formed by combining multiple traffic modes such as motor vehicles, non-motor vehicles, pedestrians and the like, the traffic flow conditions change complicatedly, the effect of detecting traffic accidents by an automatic detection method based on the traffic flow condition changes is not ideal, the false alarm rate is high, corresponding rescue work can be carried out only after the traffic accidents are confirmed, but a third party cannot know the driving track of vehicles, and if traffic accidents occur, the emergency rescue work is not facilitated.
On the other hand, in the self-driving tour process, the vehicle driving track cannot be accurately and effectively stored, only an approximate driving path can be roughly known, the marking display on the time scale is difficult, and what is meaningful things happen in each course cannot be known, so that the self-driving tour experience is reduced, and more feelings cannot be provided for the user.
in view of various defects in the prior art, the inventors of the present application have made extensive studies to provide a vehicle, a vehicle-mounted device thereof, and a vehicle travel track display method.
Disclosure of Invention
An object of the application is to provide a vehicle, a vehicle equipment thereof and a vehicle driving track display method, which can automatically generate a driving track related to an operation signal according to the operation signal of a driver, so that the driver can watch the driving track by himself or can watch the driving track provided for a third party, the driving track is convenient and clear at a glance, and the user experience is improved.
In order to solve the above technical problem, the present application provides a vehicle driving track display method, as one embodiment, the vehicle driving track display method including:
The method comprises the steps that vehicle-mounted equipment collects a first operation signal of a vehicle driver and obtains a first timestamp corresponding to the first operation signal;
Judging whether a second operation signal of the vehicle driver is acquired in real time;
When the second operation signal is judged to be acquired, acquiring a second timestamp corresponding to the second operation signal;
And acquiring a running track of the vehicle from the beginning of the first time stamp to the end of the second time stamp, and displaying the running track.
as one of the embodiments, the first operation signal includes a key-on signal for opening a door, ignition, releasing a hand brake, and releasing a foot brake, and the second operation signal includes a key-off signal for closing a door, extinguishing a door, and pulling a hand brake.
as one embodiment, the vehicle travel track display method further includes:
The vehicle-mounted equipment acquires the total travel of the vehicle through the positioning device;
And displaying the running track on the total travel in a position division mode, and displaying the total travel and the running track in a comparison mode.
as one embodiment, the vehicle travel track display method further includes:
The vehicle-mounted equipment acquires the total travel of the vehicle through a positioning device according to a preset period;
Time division is carried out on the total travel according to the time scale of the preset period;
And displaying the running track on the total travel according to the time scales corresponding to the first time stamp and the second time stamp so as to compare and display the total travel and the running track in time.
As one embodiment, the first operation signal includes a start signal for turning on a light, turning on a multimedia, turning on an air conditioner, and turning on a radio, the second operation signal correspondingly includes a turn-off signal for turning off the light, turning off the multimedia, turning off the air conditioner, and turning off the radio, and the running track is used for testing or recording the playing conditions of the car light, the multimedia, the air conditioner, and the radio.
As one embodiment, the first operation signal includes an enable signal to enable the unmanned mode, and the second operation signal includes a switch signal to disable the unmanned mode, and the driving trajectory is used for recording the unmanned trajectory.
As one embodiment, the first operation signal includes a voice input or a manually input start recording signal, and the second operation signal corresponds to a stop recording signal including a voice input or a manually input stop recording signal.
As one embodiment, the vehicle travel track display method further includes:
starting a vehicle-mounted camera to shoot an external scene video when the first operation signal is collected, and stopping shooting the external scene video when the second operation signal is collected;
and displaying the outdoor scene video on the driving track according to the positions corresponding to the first time stamp and the second time stamp so as to generate a corresponding travel diary.
In order to solve the technical problem, the present application further provides a car machine device, as one implementation manner, the car machine device includes a processor, and the processor is configured to execute program data to implement the vehicle driving track display method.
in order to solve the technical problem, the present application further provides a vehicle, as one embodiment, the vehicle is provided with the in-vehicle device, and the vehicle is an unmanned vehicle or a manually driven vehicle.
the vehicle and the vehicle equipment and the vehicle running track display method thereof have the advantages that the vehicle equipment collects a first operation signal of a vehicle driver and obtains a first timestamp corresponding to the first operation signal, judges whether a second operation signal of the vehicle driver is collected in real time, and obtains a second timestamp corresponding to the second operation signal when the second operation signal is collected, so that the vehicle is obtained, the first timestamp starts to arrive at the running track between the second timestamp ends, and the running track is displayed. According to the method and the device, the driving track related to the operation signal can be automatically generated according to the operation signal of the driver, so that the driver can watch the driving track by himself or the driving track is provided for a third party to watch the driving track, convenience and clearness are realized, and the user experience is improved.
The foregoing description is only an overview of the technical solutions of the present application, and in order to make the technical means of the present application more clearly understood, the present application may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present application more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
fig. 1 is a schematic flow chart of an embodiment of a vehicle driving track display method according to the present application.
Fig. 2 is a schematic structural diagram of an embodiment of a vehicle-mounted device according to the present application.
Detailed Description
To further clarify the technical measures and effects taken by the present application to achieve the intended purpose, the following detailed description is given, along with the accompanying drawings and preferred embodiments, of specific embodiments, methods, steps, features and effects according to the present application.
the foregoing and other aspects of the present application will become more apparent from the following detailed description of the preferred embodiments, which is to be read in connection with the accompanying drawings. While the present application has been described in terms of specific embodiments and examples for achieving the desired objects and objectives, it is to be understood that the invention is not limited to the disclosed embodiments, but is to be accorded the widest scope consistent with the principles and novel features as defined by the appended claims.
Referring to fig. 1, fig. 1 is a schematic flow chart illustrating a method for displaying a driving track of a vehicle according to an embodiment of the present disclosure.
In the present embodiment, the vehicle driving track display method includes, but is not limited to, the following steps.
step S101, vehicle equipment collects a first operation signal of a vehicle driver and obtains a first timestamp corresponding to the first operation signal;
Step S102, judging whether a second operation signal of the vehicle driver is acquired in real time;
Step S103, when the second operation signal is judged to be acquired, a second timestamp corresponding to the second operation signal is acquired;
And step S104, acquiring a running track of the vehicle from the beginning of the first time stamp to the end of the second time stamp, and displaying the running track.
It should be noted that, in this embodiment, the driving track may be displayed on a car machine device, or may also be sent to a mobile phone, a computer, a cloud server, or a wearable device through a wireless network for display or storage, where the wireless network may be a 3G communication network, a 4G communication network, a 5G communication network, a bluetooth network, a WIFI network, or the like.
in this embodiment, the first operation signal may include a key-on start signal, an ignition start signal, a hand brake release start signal, and a foot brake release start signal, and the second operation signal corresponds to a key-off stop signal, and a hand brake pull stop signal.
It will be understood that the present embodiment may record an effective driving trajectory of the vehicle, such as ignition, where the start-up position is the position where the vehicle needs to be started, and the stop position is the position where the vehicle stops.
In the foregoing manner, only a single travel track of the vehicle is separately displayed, in other embodiments, the comparison of the total travel of the vehicle may be performed, and the vehicle travel track display method may further include: the vehicle-mounted equipment acquires the total travel of the vehicle through the positioning device; and displaying the running track on the total travel in a position division mode, and displaying the total travel and the running track in a comparison mode.
It should be noted that the positioning device may be a GPS positioning system of the in-vehicle device itself, or may be a positioning mode through a network after being connected to the internet of vehicles, or may position the vehicle through other connected intelligent terminals.
in the foregoing manner, only a single travel track of the vehicle is displayed separately, in other embodiments, the multivariate comparison may be performed on the total travel/time scale of the vehicle, that is, the vehicle travel track display method may further include: the vehicle-mounted equipment acquires the total travel of the vehicle through a positioning device according to a preset period; time division is carried out on the total travel according to the time scale of the preset period; and displaying the running track on the total travel according to the time scales corresponding to the first time stamp and the second time stamp so as to compare and display the total travel and the running track in time.
in the present embodiment, the predetermined period may be 5 minutes, 10 minutes, 30 minutes, one hour, two hours, etc., which may be intelligently adjusted according to driving in different locations of towns, highways, etc.
In other embodiments, the first operation signal includes a start signal for turning on a light, turning on a multimedia, turning on an air conditioner, and turning on a radio, the second operation signal correspondingly includes a turn-off signal for turning off the light, turning off the multimedia, turning off the air conditioner, and turning off the radio, and the travel track is used for testing or recording the playing status of the car light, the multimedia, the air conditioner, and the radio.
Similarly, in other embodiments, the first operation signal includes an enable signal for enabling the unmanned mode, the second operation signal includes a switch signal for stopping the unmanned mode, and the driving track is used for recording the unmanned track.
It should be noted that, in other embodiments, the first operation signal includes a voice input or a manually input start recording signal, and the second operation signal corresponds to a stop recording signal including a voice input or a manually input stop recording signal. For example, the user inputs "start recording the travel track" and "stop recording the travel track" by voice.
It is to be noted that, in this embodiment, a user may also conveniently perform outbound sharing, and in a specific application example, the vehicle driving track display method further includes: starting a vehicle-mounted camera to shoot an external scene video when the first operation signal is collected, and stopping shooting the external scene video when the second operation signal is collected; and displaying the outdoor scene video on the driving track according to the positions corresponding to the first time stamp and the second time stamp so as to generate a corresponding travel diary.
the vehicle and the vehicle equipment and the vehicle running track display method thereof have the advantages that the vehicle equipment collects a first operation signal of a vehicle driver and obtains a first timestamp corresponding to the first operation signal, judges whether a second operation signal of the vehicle driver is collected in real time, and obtains a second timestamp corresponding to the second operation signal when the second operation signal is collected, so that the vehicle is obtained, the first timestamp starts to arrive at the running track between the second timestamp ends, and the running track is displayed. According to the method and the device, the driving track related to the operation signal can be automatically generated according to the operation signal of the driver, so that the driver can watch the driving track by himself or the driving track is provided for a third party to watch the driving track, convenience and clearness are realized, and the user experience is improved.
Referring to fig. 2, fig. 2 is a schematic structural diagram of an embodiment of a vehicle-mounted device according to the present application.
In this embodiment, the in-vehicle device may include a processor 21 and a memory 22, where the processor 21 is configured to execute program data to implement the vehicle driving track display method, and the memory 22 is configured to store the program data.
in a specific embodiment, the processor 21 acquires a first operation signal of a vehicle driver, and acquires a first timestamp corresponding to the first operation signal;
The processor 21 judges whether a second operation signal of the vehicle driver is acquired in real time;
When the processor 21 judges that the second operation signal is acquired, acquiring a second timestamp corresponding to the second operation signal;
The processor 21 acquires a travel track of the vehicle from the beginning of the first time stamp to the end of the second time stamp, and displays the travel track.
It should be noted that, in this embodiment, the driving track may be displayed on a car machine device, or may also be sent to a mobile phone, a computer, a cloud server, or a wearable device through a wireless network for display or storage, where the wireless network may be a 3G communication network, a 4G communication network, a 5G communication network, a bluetooth network, a WIFI network, or the like.
in this embodiment, the first operation signal may include a key-on start signal, an ignition start signal, a hand brake release start signal, and a foot brake release start signal, and the second operation signal corresponds to a key-off stop signal, and a hand brake pull stop signal.
It will be understood that the present embodiment may record an effective driving trajectory of the vehicle, such as ignition, where the start-up position is the position where the vehicle needs to be started, and the stop position is the position where the vehicle stops.
The above manner only shows the single travel track of the vehicle, and in other embodiments, the comparison of the total travel of the vehicle may be performed, for example, the processor 21 obtains the total travel of the vehicle through the positioning device; and displaying the running track on the total travel in a position division mode, and displaying the total travel and the running track in a comparison mode.
It should be noted that the positioning device may be a GPS positioning system of the in-vehicle device itself, or may be a positioning mode through a network after being connected to the internet of vehicles, or may position the vehicle through other connected intelligent terminals.
In the above manner, only the single travel track of the vehicle is displayed separately, in other embodiments, the multivariate comparison may be performed on the total travel/time scale of the vehicle, that is, the processor 21 may obtain the total travel of the vehicle through the positioning device according to the predetermined period; time division is carried out on the total travel according to the time scale of the preset period; and displaying the running track on the total travel according to the time scales corresponding to the first time stamp and the second time stamp so as to compare and display the total travel and the running track in time.
In the present embodiment, the predetermined period may be 5 minutes, 10 minutes, 30 minutes, one hour, two hours, etc., which may be intelligently adjusted according to driving in different locations of towns, highways, etc.
in other embodiments, the first operation signal includes a start signal for turning on a light, turning on a multimedia, turning on an air conditioner, and turning on a radio, the second operation signal correspondingly includes a turn-off signal for turning off the light, turning off the multimedia, turning off the air conditioner, and turning off the radio, and the travel track is used for testing or recording the playing status of the car light, the multimedia, the air conditioner, and the radio.
similarly, in other embodiments, the first operation signal includes an enable signal for enabling the unmanned mode, the second operation signal includes a switch signal for stopping the unmanned mode, and the driving track is used for recording the unmanned track.
It should be noted that, in other embodiments, the first operation signal includes a voice input or a manually input start recording signal, and the second operation signal corresponds to a stop recording signal including a voice input or a manually input stop recording signal. For example, the user inputs "start recording the travel track" and "stop recording the travel track" by voice.
It should be noted that, in this embodiment, the user may also conveniently perform outbound sharing, in a specific application example, the processor 21 starts the vehicle-mounted camera to shoot the outdoor scene video when acquiring the first operation signal, and stops shooting the outdoor scene video when acquiring the second operation signal; and displaying the outdoor scene video on the driving track according to the positions corresponding to the first time stamp and the second time stamp so as to generate a corresponding travel diary.
According to the method and the device, the driving track related to the operation signal can be automatically generated according to the operation signal of the driver, so that the driver can watch the driving track by himself or the driving track is provided for a third party to watch the driving track, convenience and clearness are realized, and the user experience is improved.
In this embodiment, the present application further provides a vehicle, where the vehicle may be equipped with the in-vehicle device described above, and the vehicle may be an unmanned vehicle or a manually driven vehicle.
In order to realize high-speed transmission of the driving track, the high-speed interconnection bus CAN be arranged on the vehicle, such as a CAN bus, an LVDS bus and an Ethernet bus. In this way, the embodiment does not need to rely on a network and a cloud server, data transmission can be realized in some non-network environments, such as tunnels, suburbs and other places with poor signals, and the situation that signal transmission is easy to interrupt and the live video is influenced can not occur.
In this embodiment, the vehicle of the present application may display the driving track through a display screen of a vehicle event data recorder or a vehicle machine device.
For example, the driving recorder acquires the driving track through the high-speed interconnection bus, and displays and plays the driving track according to a timestamp, so that the driving track is displayed on a display screen of the driving recorder or the vehicle equipment in a small window manner. The small window mode synthesized in the present embodiment may be a floating window, a translucent window, or a display mode of an expandable/contractible window.
It should be noted that, in the present embodiment, the car-mounted device or the vehicle may both adopt a WIFI technology or a 5G technology, for example, a 5G car networking network is used to implement network connection between the car-mounted device and the vehicle, the 5G technology adopted in the present embodiment may be a technology facing to scenization, the application uses the 5G technology to play a key support role for the vehicle, and simultaneously implements a connection person, a connection object, or a connection vehicle, and the following three typical application scenarios may be specifically adopted.
The first is eMBB (enhanced Mobile Broadband), so that the user experience rate is 0.1-1 gpbs, the peak rate is 10gbps, and the traffic density is 10Tbps/km 2;
For the second ultra-reliable low-delay communication, the main index which can be realized by the method is that the end-to-end time delay is in the ms (millisecond) level; the reliability is close to 100%;
The third is mMTC (mass machine type communication), and the main index which can be realized by the application is the connection number density, 100 ten thousand other terminals are connected per square kilometer, and the connection number density is 10^6/km 2.
through the mode, the characteristics of the super-reliable of this application utilization 5G technique, low time delay combine for example radar and camera etc. just can provide the ability that shows for the vehicle, can realize interdynamic with the vehicle, utilize the interactive perception function of 5G technique simultaneously, and the user can do an output to external environment, and the unable light can detect the state, can also do some feedbacks etc.. Further, the present application may also be applied to cooperation of automatic driving, such as vehicle formation and the like.
In addition, the communication enhancement automatic driving perception capability can be achieved by utilizing the 5G technology, and the requirements of passengers in the automobile on AR (augmented reality)/VR (virtual reality), games, movies, mobile office and other vehicle-mounted information entertainment and high precision can be met. According to the method and the device, the downloading amount of the 3D high-precision positioning map at the centimeter level can be 3-4 Gb/km, the data volume of the map per second under the condition that the speed of a normal vehicle is limited to 120km/h (kilometer per hour) is 90 Mbps-120 Mbps, and meanwhile, the real-time reconstruction of a local map fused with vehicle-mounted sensor information, modeling and analysis of dangerous situations and the like can be supported.
In the present application, the vehicle described above employs a TBOX vehicle system that CAN be connected to the vehicle's CAN bus.
In one embodiment, the CAN bus may include three network channels CAN _1, CAN _2, and CAN _3, and the vehicle may be provided with one ethernet network channel, three of the CAN network channels may be connected to the ethernet network channel through two car networking gateways, for example, wherein the CAN _1 network channel comprises a hybrid power assembly system, wherein the CAN _2 network channel comprises an operation guarantee system, wherein the CAN _3 network channel comprises an electric dynamometer system, the Ethernet network channel comprises a high-level management system, the advanced management system comprises a man-vehicle-road simulation system and a comprehensive information acquisition unit which are connected with an Ethernet network channel as nodes, the vehicle networking gateways of the CAN _1 network channel, the CAN _2 network channel and the Ethernet network channel CAN be integrated in the comprehensive information acquisition unit; the car networking gateway of the CAN _3 network channel and the Ethernet network channel CAN be integrated in a man-car-road simulation system.
Further, the nodes connected to the CAN _1 network channel include: an engine ECU (Electronic Control Unit), a motor MCU, a BATTERY BMS (BATTERY MANAGEMENT SYSTEM, a BATTERY management system), an automatic Transmission TCU (Transmission Control Unit), and a hybrid processor HCU (hybrid vehicle Control Unit); the nodes connected with the CAN _2 network channel are as follows: the system comprises a rack measurement and control system, an accelerator sensor group, a power analyzer, an instantaneous oil consumption instrument, a direct-current power supply cabinet, an engine water temperature control system, an engine oil temperature control system, a motor water temperature control system and an engine intercooling temperature control system; the nodes connected with the CAN _3 network channel are as follows: an electric dynamometer processor.
the preferable speed of the CAN _1 network channel is 250Kbps, and a J1939 protocol is adopted; the rate of the CAN _2 network channel is 500Kbps, and a CANopen protocol is adopted; the rate of the CAN _3 network channel is 1Mbps, and a CANopen protocol is adopted; the rate of the Ethernet network channel is 10/100Mbps, and a TCP/IP protocol is adopted.
In one embodiment, the vehicle networking gateway may be equipped with an IEEE802.3 interface, a DSPI interface, an eSCI interface, a CAN interface, an MLB interface, a LIN interface, and/or an I2C interface.
In one embodiment, for example, the IEEE802.3 interface may be used to connect to a wireless router to provide a WIFI network for the entire vehicle; the DSPI (provider manager component) interface is used for connecting a Bluetooth adapter and an NFC (near field communication) adapter and can provide Bluetooth connection and NFC connection; the eSCI interface is used for connecting the 4G/5G module and communicating with the Internet; the CAN interface is used for connecting a vehicle CAN bus; the MLB interface is used for connecting an MOST (media oriented system transmission) bus in the vehicle, and the LIN interface is used for connecting a LIN (local interconnect network) bus in the vehicle; the IC interface is used for connecting a DSRC (dedicated short-range communication) module and a fingerprint identification module. In addition, the application can merge different networks by mutually converting different protocols by adopting the MPC5668G chip.
in addition, the vehicle TBOX system (Telematics BOX) of the present embodiment is simply referred to as an on-vehicle TBOX or a Telematics.
Telematics is a synthesis of Telecommunications and information science (information) and is defined as a service system that provides information through a computer system, a wireless communication technology, a satellite navigation device, and an internet technology that exchanges information such as text and voice, which are built in a vehicle. In short, the vehicle is connected to the internet (vehicle networking system) through a wireless network, and various information necessary for driving and life is provided for the vehicle owner.
In addition, Telematics is a combination of wireless communication technology, satellite navigation system, network communication technology and vehicle-mounted computer, when a fault occurs during vehicle running, the vehicle is remotely diagnosed by connecting a service center through wireless communication, and the computer built in the engine can record the state of main parts of the vehicle and provide accurate fault position and reason for maintenance personnel at any time. The vehicle can receive information and check traffic maps, road condition introduction, traffic information, safety and public security services, entertainment information services and the like through the user communication terminal, and in addition, the vehicle of the embodiment can be provided with electronic games and network application in a rear seat. It is easy to understand that, this embodiment provides service through Telematics, can make things convenient for the user to know traffic information, the parking stall situation that closes on the parking area, confirms current position, can also be connected with the network server at home, in time knows electrical apparatus running condition, the safety condition and guest's condition of visiting etc. at home.
In one embodiment, the vehicle may further be provided with an ADAS (Advanced Driver assistance System) which may collect environmental data inside and outside the vehicle at the first time by using the various sensors mounted on the vehicle, and perform technical processes such as identification, detection, tracking, and the like of static and dynamic objects, so that a Driver can perceive a possible danger at the fastest time to attract attention and improve safety. Correspondingly, the ADAS of the present application may also employ sensors such as radar, laser, and ultrasonic sensors, which can detect light, heat, pressure, or other variables for monitoring the state of the vehicle, and are usually located on the front and rear bumpers, side view mirrors, the inside of the steering column, or on the windshield of the vehicle. It is obvious that various intelligent hardware used by the ADAS function can be accessed to the car networking system by means of an ethernet link to realize communication connection and interaction.
The host computer of the present embodiment vehicle may comprise suitable logic, circuitry, and/or code that may enable operation and/or functional operation of the five layers above the OSI model (Open System Interconnection, Open communication systems Interconnection reference model). Thus, the host may generate and/or process packets for transmission over the network, and may also process packets received from the network. At the same time, the host may provide services to a local user and/or one or more remote users or network nodes by executing corresponding instructions and/or running one or more applications. In various embodiments of the present application, the host may employ one or more security protocols.
In one embodiment, the network connection for the vehicle networking system may be a switch, which may have AVB functionality (Audio Video brightening, meeting the IEEE802.1 set of standards), and/or may include one or more unshielded twisted pair wires, each of which may have an 8P8C module connector.
In a preferred embodiment, the vehicle networking system specifically comprises a vehicle body control module BCM, a power bus P-CAN, a vehicle body bus I-CAN, a combination meter CMIC, a chassis control device and a vehicle body control device.
In this embodiment, the body control module BCM may integrate the functions of the car networking gateway to perform signal conversion, message forwarding, and the like between different network segments, i.e., the power bus P-CAN and the body bus I-CAN, for example, if a processor connected to the power bus needs to communicate with a processor connected to the body bus I-CAN, the body control module BCM may perform signal conversion, message forwarding, and the like between the two processors.
The power bus P-CAN and the vehicle body bus I-CAN are respectively connected with a vehicle body control module BCM.
The combination instrument CMIC is connected with a power bus P-CAN, and the combination instrument CMIC is connected with a vehicle body bus I-CAN. Preferably, the combination meter CMIC of the present embodiment is connected to different buses, such as a power bus P-CAN and a vehicle body bus I-CAN, and when the combination meter CMIC needs to acquire processor information that is attached to any bus, it is not necessary to perform signal conversion and message forwarding through a vehicle body control module BCM, so that gateway pressure CAN be reduced, network load CAN be reduced, and the speed of acquiring information by the combination meter CMIC CAN be increased.
The chassis control device is connected with the power bus P-CAN. The vehicle body control device is connected with a vehicle body bus I-CAN. In some examples, the chassis control device and the vehicle body control device CAN respectively broadcast data such as information to the power bus P-CAN and the vehicle body bus I-CAN, so that other vehicle-mounted processors and other devices hung on the power bus P-CAN or the vehicle body bus I-CAN CAN acquire the broadcast information, and communication between the vehicle-mounted devices such as different processors is realized.
Although the present application has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the application, and all changes, substitutions and alterations that fall within the spirit and scope of the application are to be understood as being included within the following description of the preferred embodiment.
Claims (10)
1. A vehicle travel track display method, characterized by comprising:
The method comprises the steps that vehicle-mounted equipment collects a first operation signal of a vehicle driver and obtains a first timestamp corresponding to the first operation signal;
Judging whether a second operation signal of the vehicle driver is acquired in real time;
When the second operation signal is judged to be acquired, acquiring a second timestamp corresponding to the second operation signal;
and acquiring a running track of the vehicle from the beginning of the first time stamp to the end of the second time stamp, and displaying the running track.
2. The vehicle driving track display method according to claim 1, wherein the first operation signal includes key-on, ignition, release of hand brake and release of foot brake activation signals, and the second operation signal includes key-off, key-off and brake-on stop signals.
3. the vehicle travel track display method according to claim 2, characterized by further comprising:
The vehicle-mounted equipment acquires the total travel of the vehicle through the positioning device;
And displaying the running track on the total travel in a position division mode, and displaying the total travel and the running track in a comparison mode.
4. The vehicle travel track display method according to claim 2, characterized by further comprising:
the vehicle-mounted equipment acquires the total travel of the vehicle through a positioning device according to a preset period;
Time division is carried out on the total travel according to the time scale of the preset period;
and displaying the running track on the total travel according to the time scales corresponding to the first time stamp and the second time stamp so as to compare and display the total travel and the running track in time.
5. the vehicle driving track display method according to claim 1, wherein the first operation signal comprises a start signal for turning on a light, turning on a multimedia, turning on an air conditioner and turning on a radio, the second operation signal correspondingly comprises a turn-off signal for turning off the light, turning off the multimedia, turning off the air conditioner and turning off the radio, and the driving track is used for testing or recording playing conditions of the vehicle light, the multimedia, the air conditioner and the radio.
6. The vehicle travel track display method according to claim 1, wherein the first operation signal includes a start signal to start the unmanned mode, and the second operation signal includes a switch signal to stop the unmanned mode, and the travel track is used to record the unmanned track.
7. The vehicle travel track display method according to claim 1, wherein the first operation signal includes a voice input or a manually input start recording signal, and the second operation signal corresponds to a stop recording signal including a voice input or a manually input stop recording signal.
8. The vehicle travel track display method according to any one of claims 1 to 7, characterized by further comprising:
Starting a vehicle-mounted camera to shoot an external scene video when the first operation signal is collected, and stopping shooting the external scene video when the second operation signal is collected;
And displaying the outdoor scene video on the driving track according to the positions corresponding to the first time stamp and the second time stamp so as to generate a corresponding travel diary.
9. A vehicle-mounted device, characterized by comprising a processor, wherein the processor is used for executing program data to realize the vehicle driving track display method according to any one of claims 1 to 8.
10. A vehicle provided with the in-vehicle device according to claim 9, the vehicle being an unmanned vehicle or a manually driven vehicle.
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