CN109532725B - Vehicle-mounted system - Google Patents

Vehicle-mounted system Download PDF

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Publication number
CN109532725B
CN109532725B CN201910019254.0A CN201910019254A CN109532725B CN 109532725 B CN109532725 B CN 109532725B CN 201910019254 A CN201910019254 A CN 201910019254A CN 109532725 B CN109532725 B CN 109532725B
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switch
vehicle
information interaction
controller
processor
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CN109532725A (en
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唐先炜
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Beijing Wutong Chelian Technology Co Ltd
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Beijing Wutong Chelian Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/023Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
    • B60R16/0231Circuits relating to the driving or the functioning of the vehicle

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Telephone Function (AREA)

Abstract

The application discloses a vehicle-mounted system, belongs to the technical field of intelligent vehicle-mounted, and is used for solving the technical problem that privacy of a user is easy to reveal in the vehicle driving process in the prior art so as to strengthen protection of the privacy of the user in the vehicle-mounted system. The vehicle-mounted system comprises an information entertainment processor, a communication controller and a switch controller, wherein the information entertainment processor is connected with at least one information interaction device through a data signal wire, the communication controller is connected with the at least one information interaction device through a data signal wire and supplies power to the information interaction devices connected with the communication controller through a power signal wire, and at least part of the data signal wires and/or at least part of the power signal wires connected with all the information interaction devices are/is provided with a switch, the switch is electrically connected with the switch controller, and the switch controller outputs a switch control signal to the switch to control the switch to be opened or closed.

Description

Vehicle-mounted system
Technical Field
The invention relates to the technical field of intelligent vehicle-mounted, in particular to a vehicle-mounted system.
Background
Today, networking and intelligent driving applications are becoming more and more widespread, and more electronic devices are being applied to the cabins of automobiles, one of the nomadic approaches is called intelligent driving cabins. In the application process of the internet of vehicles, the collection of data is a very important circle, the collected data can comprise, for example, the vehicle speed, the vehicle position, the user sound, images of the interior and the exterior of the vehicle and the like, the motion state and the environment state of the vehicle can be judged, the driver state can be monitored, the vehicle position can be monitored and the like through the collected data, and then the running state of the vehicle can be adjusted or some prompt and other reactions can be carried out on the user, or the collected data can be transmitted to a cloud end, and the cloud end can store the data and carry out relevant analysis.
Contradiction may occur in the process of collecting data, for example, the system provider may wish to collect as much data as possible, thereby accurately monitoring the user status, analyzing the user behavior, and actively collecting the data even if the user is unwilling. The user's appeal is to keep his own status private as much as possible without any necessity, and not to share his own data arbitrarily to other people or service providers. This appeal to users is more amplified in the area of vehicle ride, that is, privacy of users is of increasing concern in the ride experience.
In order to protect the privacy of the user, an APP (Application) installed in the in-vehicle system may set some rights, for example APP1 has the right to use a microphone but not a camera, APP2 has the right to use a camera and a global positioning system (Global Positioning System, GPS) function, and so on. In the actual operation process, the user can set respective corresponding authorities for different applications on the interface displayed by the vehicle, but there are some problems in that, for example, some system applications are uncontrollable by the user, the user may not set the use authorities for the system applications, and for example, most users may not perform authority setting operation at all, so that in most cases, various authorities of the application are opened by default, and for example, when the system software is attacked, the application may bypass system inspection to directly collect user data, and the like.
It can be seen that, in the current vehicle-mounted system, by using a mechanism of a software operating system, rights are set for each upper layer application in the software operating system of the vehicle-mounted system, and the application with the rights set can only use some corresponding peripheral devices (such as a camera or a microphone), in other words, the rights of the application to use the peripheral devices in the vehicle are realized in a software control manner, so that it may be difficult to set use rights for all applications, and may also suffer from a software attack, thereby causing privacy of a user to be compromised.
Disclosure of Invention
The embodiment of the application provides a vehicle-mounted system, which is used for solving the technical problem that the privacy of a user is easy to be revealed in the vehicle driving process in the prior art, so as to strengthen the protection of the privacy of the user in the vehicle-mounted system.
The vehicle-mounted system provided by the embodiment of the application comprises an information entertainment processor, a communication controller and a switch controller; wherein:
The information entertainment processor is connected with at least one information interaction device through a data signal line, and the information interaction device connected with the information entertainment processor at least comprises an audio acquisition device;
The communication controller is connected with at least one information interaction device through a data signal wire and supplies power to the information interaction devices connected with the communication controller through power signal wires, and the information interaction device connected with the communication controller at least comprises a communication circuit module and a positioning circuit module;
And in the data signal line and the power signal line which are connected with the information interaction device, at least part of the data signal line and/or at least part of the power signal line is provided with a switch, the switch is electrically connected with the switch controller, the switch controller outputs a switch control signal to the switch, and the switch control signal comprises a control signal for controlling the switch to be opened or closed.
In one possible design, the information interaction device to which the infotainment processor is connected further comprises a bluetooth communication circuit module.
In one possible design, the communication circuit module includes a wireless local area network communication circuit module and a cellular network communication circuit module.
In one possible design, the vehicle-mounted system further comprises an auxiliary driving processor, the auxiliary driving processor is connected with at least one information interaction device through a data signal wire and supplies power to the information interaction device connected with the auxiliary driving processor through a power signal wire, and the information interaction device connected with the auxiliary driving processor at least comprises an image acquisition device;
The auxiliary driving processor is connected with the information interaction device, a data signal line and/or a power signal line connected with the information interaction device are/is provided with a switch, the switch is electrically connected with the switch controller, the switch controller outputs a switch control signal to the switch, and the switch control signal comprises a control signal for controlling the switch to be opened or closed.
In one possible design, the number of switches is N, N being an integer greater than 1; the switch controller comprises N first control keys and/or M second control keys, wherein M is an integer greater than or equal to 1; each first control key is electrically connected with a data signal line and/or a switch arranged on a power signal line connected with one information interaction device; each second control key is electrically connected with a switch arranged on a data signal line and/or a power signal line connected with at least two information interaction devices.
In one possible design, a second control is electrically connected to each of the N switches when M is equal to 1.
In one possible design, when M is greater than 1, at least two information interaction devices corresponding to each second control key have the same device attribute, where the same device attribute includes any one of the following: and the system is connected with the same processor or controller, can collect the same type of information and can communicate with equipment outside the vehicle-mounted system.
In one possible design, each of the N first control keys and/or the M second control keys is provided with a corresponding key identifier, and the key identifiers correspondingly set by different control keys are different.
In one possible design, the switch controller is located at any one of the following positions: a center console of the vehicle; steering wheel of vehicle; inside the main driving window of the vehicle.
In one possible design, the switch controller is electrically connected to the infotainment processor, receives a switch control command sent by the infotainment processor, and sends a switch control signal to the switch according to the switch control command.
In one possible design, the infotainment processor is configured to receive a switch control instruction and send the received switch control instruction to the switch controller, where the switch control instruction is generated based on a switch option selected by a user on a user interaction interface provided by the infotainment processor, and the switch option provided by the user interaction interface includes N first switch options and/or M second switch options, where each first switch option is used to control a switch set on a data signal line and/or a power signal line connected to one information interaction device, and each second switch option is used to control a switch set on a data signal line and/or a power signal line connected to at least two information interaction devices; wherein N is the number of switches, N is an integer greater than 1, and M is an integer greater than or equal to 1;
the switch controller is used for generating a corresponding switch control signal according to the received switch control instruction and sending the generated switch control signal to the corresponding switch.
In one possible design, the switch controller is electrically connected to the infotainment processor and the communication controller, respectively; the switch controller is used for outputting a state notification signal to the infotainment processor and/or the communication controller, wherein the state notification signal is used for indicating the state of a switch connected with the infotainment processor and/or the communication controller.
In one possible design, the switch includes at least one of a relay switch, a triode switch, and a MOS switch.
The vehicle-mounted system in the embodiment of the application comprises an information entertainment processor, a communication controller and a switch controller, wherein the information entertainment processor is connected with at least one information interaction device through a data signal wire, the communication controller is connected with the at least one information interaction device through a data signal wire and respectively supplies power for the information interaction devices connected with the communication controller through a power signal wire, at least part of the data signal wires and/or at least part of the power signal wires connected with all the information interaction devices are provided with switches, the switches are electrically connected with the switch controller, the switch controller is used for outputting a switch control signal to the switches to control the switches to be opened or closed, that is, the switches are additionally arranged in a data signal path and/or a power supply path corresponding to the information interaction devices (such as a camera and a microphone) in the vehicle-mounted system, and the switch controller is used for sending a switch control signal to the switches to control the opening or closing of the switches, so that the switches of the information interaction devices can be controlled from a hardware level, and the acquisition can be cut off directly from a physical source under the condition that privacy protection is required for users, and the control power is strong. In addition, because the system is controlled by hardware, even if a software system of the vehicle-mounted system is attacked, the acquisition equipment can be controlled to be closed physically, so that the related information of drivers and passengers is difficult to acquire, and the privacy protection of users is further enhanced. In addition, due to the physical control mode, for example, a user can directly press a physical control key to control the switch of the acquisition equipment so as to control the use authority of the software system, the operation is easy, the control mode is simple, and the control efficiency is higher.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic topology of a prior art vehicle-mounted system;
FIG. 2 is a schematic topology of an in-vehicle system in an embodiment of the application;
FIG. 3 is another schematic topology of an in-vehicle system in an embodiment of the application;
FIG. 4 is another schematic topology of an in-vehicle system in an embodiment of the application;
fig. 5 is another topological schematic diagram of the vehicle-mounted system in the embodiment of the application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application. Embodiments of the application and features of the embodiments may be combined with one another arbitrarily without conflict.
In addition, the term "and/or" herein is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. The character "/" herein generally indicates that the associated object is an "or" relationship unless otherwise specified.
As described above, in the existing vehicle-mounted system, the authority is set for each upper layer application in the software operating system of the vehicle-mounted system by using the mechanism of the software operating system, that is, the use authority of the vehicle-mounted application to the peripheral device is implemented in a software control manner, so that it may be difficult to set the use authority for all applications, and some users may not set the use authority for the applications because the software system is not operated, and the software system may also suffer from a software attack, so that the application may bypass the inspection of the operating system and optionally call the use authority of the peripheral device to directly collect the relevant data of the user, and in either case, the user state may be disclosed, for example, the image information of the user or the privacy information such as the audio information of the conversation with friends may be sent to other users, resulting in privacy leakage of the user.
In view of this, through improving current on-vehicle system, the embodiment of the application provides a new on-vehicle system, and the on-vehicle system provided by the embodiment of the application adds the switch in the data signal path and/or the power supply path corresponding to the information interaction device (such as the camera and the microphone) in the on-vehicle system, and sends the switch control signal to the switch through the switch controller to control the switch to be opened or closed, thereby controlling the switch of the information interaction device from the hardware level, directly cutting off the acquisition source from the physical aspect under the condition of protecting the privacy of the user, and having strong control force. In addition, due to the mode of hardware control, even if a software system of a vehicle-mounted system is attacked or even paralyzed, the acquisition equipment can be physically controlled to be closed, so that the related information of drivers and passengers is difficult to acquire as long as the vehicle is not physically invaded, and the privacy protection of the drivers and passengers can be further enhanced. In addition, due to the physical control mode, for example, a user can directly press a physical control key to control the switch of the acquisition equipment so as to control the use authority of the software system, the operation is easy, the control mode is simple, and the control efficiency is higher.
After the design concept of the embodiment of the present application is introduced, the vehicle-mounted system in the embodiment of the present application will be described with reference to the accompanying drawings.
Referring to the topology schematic diagram of the existing vehicle-mounted system shown in fig. 1, as shown in fig. 1, the existing vehicle-mounted system includes a vehicle-mounted gateway 1, an infotainment subsystem 2 and a communication subsystem 3, further along with development and application of the internet of vehicles and intelligent driving technologies, the vehicle-mounted system may further include a driving assistance subsystem 4, where the infotainment fun system 2, the communication subsystem 3 and the driving assistance subsystem 4 refer to the vehicle-mounted subsystem, so that the infotainment subsystem 2 may also be referred to as the vehicle-mounted infotainment subsystem 2, and the communication subsystem 3 may also be referred to as the vehicle-mounted communication subsystem 3. The information entertainment subsystem 2 can provide in-car entertainment experience for users through the cooperation of a central control large screen and audio and video peripherals; the communication subsystem 2 is responsible for wireless network communication between the vehicle and the outside; the auxiliary driving subsystem 4 can provide a reference for driving assistance through the acquired data; the vehicle-mounted gateway 1 is a central interconnection of all subsystems in the vehicle-mounted system, the vehicle-mounted gateway 1 is used for interconnecting and isolating all modules in the vehicle, and as can be seen from fig. 1, an information entertainment fun system 2, a communication subsystem 3 and an auxiliary driving subsystem 4 are all connected with the vehicle-mounted gateway 1.
It should be noted that, fig. 1 only shows an example of a vehicle-mounted system including three vehicle-mounted subsystems, i.e., an infotainment subsystem 2, a communication subsystem 3, and a driving assistance subsystem 4, and in other embodiments, the vehicle-mounted system may also include other subsystems, and corresponding vehicle-mounted functions may be implemented through other subsystems, which is not described one by one in the embodiments of the present application.
On the basis of the vehicle-mounted system shown in fig. 1, the embodiment of the present application provides the vehicle-mounted system shown in fig. 2, and compared with the vehicle-mounted system shown in fig. 1, the vehicle-mounted system in the embodiment of the present application has the privacy protection subsystem 5, wherein the privacy protection subsystem 5 can be electrically connected with the infotainment subsystem 2, the communication subsystem 3 and the auxiliary driving subsystem 4, and in addition, the privacy protection subsystem 5 can be connected with the vehicle-mounted gateway 1 (not shown in fig. 2). In the embodiment of the application, the privacy protection subsystem 5 can directly control the on-off of the acquisition equipment in the vehicle from the hardware, so that the related information of the user can be acquired or forbidden according to the actual requirement of the user, and the privacy of the user can be protected to a certain degree.
The following describes in detail the on-board system and the privacy preserving subsystem 5 included therein in the embodiment of the present application with reference to fig. 3.
Referring to fig. 3, the vehicle-mounted system in the embodiment of the present application includes an infotainment subsystem 2, a communication subsystem 3, a driving assistance subsystem 4, and a privacy control subsystem 5, and as mentioned above, the vehicle-mounted system in the embodiment of the present application may further include a vehicle-mounted gateway 1 (not shown in fig. 3), where the infotainment subsystem 2, the communication subsystem 3, the driving assistance subsystem 4, and the privacy control subsystem 5 may be electrically connected to the vehicle-mounted gateway 1.
The various subsystems are described below in connection with fig. 3.
The infotainment subsystem 2 comprises an infotainment processor 201 and at least one information interaction device, the infotainment processor 201 being connected to each of the at least one information interaction device via a data signal line via which signals can be transmitted, for example the infotainment processor 201 can send drive signals via the data signal line to the corresponding information interaction device to drive it into operation, for example data are collected and the data obtained by the collection are transmitted via the data signal line to the infotainment processor 201, i.e. data interaction between the infotainment processor 201 and the information interaction device can be achieved via the data signal line. In the implementation process, some of the information interaction devices connected to the infotainment processor 201 can work only with power supply, and some of the information interaction devices can work without power supply, and for the information interaction devices needing power supply, the infotainment processor 201 can also supply power to the information interaction devices through the power supply signal line, in other words, the infotainment processor 201 can supply power to the corresponding information interaction devices through the power supply signal line.
The information interaction device in the embodiment of the present application, whether the information interaction device is connected to the infotainment processor 201 or other information interaction devices connected to the communication controller 301 and the driving assistance processor 401, which will be mentioned later, may be understood as a vehicle-mounted functional component capable of performing information interaction with a user, where the information interaction may include at least one interaction mode of collecting information, outputting information, receiving information sent by other devices outside the vehicle-mounted system, and sending information to other devices outside the vehicle-mounted system, and different information interaction devices may have different functions.
As shown in fig. 3, the information interaction device connected to the infotainment processor 201 may comprise a microphone 202, a bluetooth module 203, a central control display 204 and a speaker 205, corresponding power signal lines being indicated by "power" in fig. 3 and corresponding data signal lines being indicated by "signals". The microphone 202 shown in fig. 3 is a passive microphone, i.e. it can operate without a power supply, and the microphone 202 can collect audio information (e.g. the voice of a user speaking, other audio in the environment) and transmit the collected audio information to the infotainment processor 201 via a data signal line; the bluetooth module 203, which may also be referred to as a bluetooth communication circuit module 203, the infotainment processor 201 may supply power to the bluetooth module 203 through a power signal line, the bluetooth module 203 may make a bluetooth connection with other devices (e.g., a mobile phone of a driver) and make a call, transmit data or play songs based on the bluetooth connection, etc.; the central control display screen 204 can provide a user interaction interface for a user to interact with the vehicle-mounted system, the central control display screen 204 can be a touch screen, the user can perform touch input, and the central control display screen 204 can display information such as navigation lines, telephone books, songs being played and the like; the speaker 205 may play audio information, such as songs or news information, upon actuation of the infotainment processor 201. For the infotainment subsystem 2 in the vehicle-mounted system, the in-vehicle entertainment experience can be provided for a user through the central control display screen 204 in combination with audio and video peripherals.
The communication subsystem 3 comprises a communication controller 301 and at least one information interaction device, the at least one information interaction device comprised by the communication subsystem 3 and the at least one information interaction device comprised by the infotainment subsystem 2 described above may be different in-vehicle devices, or in some embodiments, the information interaction devices comprised by the two subsystems may overlap, i.e. some information interaction devices may belong to both the infotainment subsystem 2 and the communication subsystem 3. The communication controller 301 is connected with each information interaction device through a data signal line, data interaction between the communication controller 301 and the information interaction devices can be achieved through the data signal line, and the communication controller 301 can also supply power to the information interaction devices connected with the communication controller 301 through a power signal line. The communication subsystem 2 is responsible for wireless network communication between the vehicle and the outside, specifically, through some communication circuit modules, as shown in fig. 3, the communication circuit modules may include a wireless fidelity (WIRELESS FIDELITY, WIFI) module 302 and a cellular network communication module 304, while the cellular network communication module may include a third Generation mobile communication technology (3 rd-Generation, 3G) communication module, a fourth Generation mobile communication technology (4 rd-Generation, 4G) communication module, a fifth Generation mobile communication technology (5 rd-Generation, 5G) communication module, and so on, and in some embodiments, since the bluetooth module 203 may also perform communication with the outside, the bluetooth module 203 may also be connected with the communication controller 301, where the bluetooth module 203 belongs to both the infotainment subsystem 2 and the communication subsystem 3. In addition, the information interaction device connected to the communication controller 301 may further include a positioning circuit module for positioning the vehicle, for example, a GPS module 303 as shown in fig. 3, where the GPS module 303 may collect position information of the vehicle in real time, and the collected position information may enable real-time positioning of the vehicle, and the position information of the vehicle may reflect the position of a driver and a passenger in the vehicle.
The driving assistance subsystem 4 comprises a driving assistance processor 401 and at least one information interaction device, and the at least one information interaction device comprised by the driving assistance subsystem 4 and the at least one information interaction device comprised by the foregoing infotainment subsystem 2, the communication subsystem 3 may be different vehicle-mounted devices, or in some embodiments, the information interaction devices comprised by the three subsystems may overlap. The auxiliary driving processor 401 is respectively connected with each information interaction device through a data signal line, data interaction between the auxiliary driving processor 401 and the information interaction devices can be achieved through the data signal line, and the auxiliary driving processor 401 can also supply power for the information interaction devices connected with the auxiliary driving processor 401 through a power signal line. The auxiliary driving subsystem 4 may provide a reference for driving assistance through data collected by information interaction means comprised therein. The information interaction device connected to the driving assistance processor 401 may include an image capturing device, as shown in fig. 3, where the image capturing device may include a camera 402 for capturing an in-vehicle image and a camera 403 for capturing an out-of-vehicle image, and the camera 402 may be disposed on, for example, an anti-dizzy rearview mirror in a vehicle, or may be disposed on a side of a rear windshield facing the vehicle, or the like, and the camera 403 may be disposed on, for example, a roof of the vehicle, or may be disposed on rearview mirrors on both sides of the outside of the vehicle, or the like, due to the need to capture an out-of-vehicle image. The in-car image collected by the camera 402 can analyze the state of a driver and a passenger in the car, and the out-car image collected by the camera 403 can analyze the driving environment where the car is currently in practice, so that a certain reference can be provided for assisting driving. In addition, the information interaction device to which the driving assistance processor 401 is connected may further include a speed sensor or an acceleration sensor (not shown in fig. 3) for monitoring the vehicle speed, a microphone 202 for collecting the user's voice, or other in-vehicle devices, by which the information collected by these in-vehicle devices is used together as a reference for driving assistance, wherein the microphone 202 belongs to both the infotainment subsystem 2 and the driving assistance subsystem 4 at this time.
In the above, the information entertainment fun system 2, the communication subsystem 3 and the driving assistance subsystem 4 have been described with reference to fig. 3, it should be understood that the embodiment of the present application only uses the respective information interaction devices shown in fig. 3 and the corresponding subsystems thereof as examples to illustrate the vehicle-mounted system, and in the specific implementation process, the information interaction devices included in the respective subsystems in the vehicle-mounted system may also be different from those shown in fig. 3.
With continued reference to fig. 3, the privacy preserving subsystem 5 in the embodiment of the present application includes a switch controller 501 and a plurality of switches 502, where the switches 502 are denoted as S in fig. 3, such as S1, S2, S3, S4, S5, S6, and since the plurality of switches 502 are included, the plurality of S are framed in one dotted line frame in fig. 3 for ease of representation, and all S that are framed are denoted as switches 502, in other words, each of the switches S1, S2, S3, S4, S5, S6 may be referred to as a switch 502. All the switches 502 are electrically connected to the switch controller 501, and the switch controller 501 may output a switch control signal to each switch 502, specifically may output a switch control signal to each switch 502 through a switch control interface 503 included in the switch controller 501, where the switch control signal includes a control signal for controlling the switch to be opened or closed, that is, may control each switch 502 to be opened or closed through the switch control signal. In a specific implementation, the switch 502 may be an electronic switch, for example, at least one of a relay switch, a triode switch, and a metal oxide semiconductor (Metal Oxide Semiconductor Transistor, MOS) switch, and the plurality of switches 502 may be of the same switch type, or may be partially of the same switch type, with the remainder of the switch type being of another switch type, and embodiments of the present application are not limited. The switch control signal may be a digital signal, and the switch 502 is triggered to be opened or closed by 0 and 1 corresponding to the pulse of the digital signal, and the switch 502 may be controlled by adopting the existing switch control principle, which is not described in the embodiments of the present application.
In the embodiment of the present application, for the information interaction device included in the infotainment subsystem 2, the information interaction device included in the communication subsystem 3, and the information interaction device included in the driving assistance subsystem 4 described above, at least part of the data signal lines and/or at least part of the power signal lines connected to all the information interaction devices are provided with the switches 502 described above, that is, some or all of the power supply paths and/or data signal paths of the information interaction devices are provided with the switches 502, so that the switches 502 disposed on the power supply paths and/or the data signal paths can be directly controlled by the switch controller 501, so that the switches can be directly controlled to be turned on or off from the acquisition source of the information interaction device, the control force is strong, and meanwhile, because of the physical control manner, the software system possibly appearing in the software control process can be prevented from being attacked, so that the reliability is also higher.
The infotainment processor 201, the communication controller 301, the driving assistance processor 401, and the switch controller 501 in the embodiment of the present application may be chip structures, or may also be circuit structures with corresponding functions, and the embodiment of the present application does not limit the specific forms of the infotainment processor 201, the communication controller 301, the driving assistance processor 401, and the switch controller 501.
In one embodiment, the switch 502 may be disposed in a power supply path or a data signal path to which all the information interaction devices are connected, so that each information interaction device may be physically controlled by the switch controller 501, and if the switch 502 is disposed in the power supply path, the corresponding information interaction device cannot obtain the working power source when the switch 502 is turned on, so that it is naturally not able to work, for example, for the camera 402, it is not possible to collect an in-vehicle image due to no power supply, for example, for the GPS module 303, it is not possible to collect position information due to no power supply, and so on. The switch 502 is provided in the data signal path such that even if there is or does not have a power supply, such as the microphone 202, if the switch 502 (i.e. corresponding to S1) is opened, the audio information collected by the microphone 202 cannot be transmitted to the infotainment processor 201 in case the data signal path is opened, which corresponds to that the data collection by the microphone 202 is blocked.
In another possible implementation manner, in order to protect the privacy of the user as much as possible, and at the same time, the usage rights of some devices that do not relate to the privacy of the user may be opened to the vehicle-mounted system, the switch 502 may be set only in the power supply path or the data signal path corresponding to some sensitive information interaction devices. Continuing to take fig. 3 as an example, the central control display screen 204, the speaker 205, and the camera 403 for capturing images outside the vehicle are not related to sensitive data of the user in general, and these information interaction devices can be understood as insensitive information interaction devices, so that the device usage rights of the information interaction devices can be opened to the vehicle-mounted system, i.e. the switch 502 is not correspondingly set. Since the microphone 202 can directly collect the sound of the driver in the vehicle, the camera 402 can directly capture the sound of the driver, the GPS module 303 can obtain the real-time position of the vehicle, the WIFI module 302 and the cellular network communication module 304 can transmit local data to the far end in the vehicle-mounted system, the peripheral devices are closely related to the privacy of the driver, so that the information interaction devices can be understood as sensitive information interaction devices, in order to protect the privacy of the user, the switch 502 can be arranged in the power supply path or the data signal path of the sensitive information interaction devices, for example, as shown in fig. 3, the switch 502 is arranged in the data signal path of the microphone 202, the switch 2 is arranged in the power supply path of the bluetooth module 203, the switch 3 is arranged in the power supply path of the WIFI module 302, the switch 6 is arranged in the power supply path of the GPS module 303, and the switch 1, the switch 2, the switch 3, the switch 5 and the switch 6 are respectively controlled by the switch controller 501, so that the interaction of the information is controlled directly or the interaction device is stopped.
As described above, the switch 502 is added in the embodiment of the present application, so that the information interaction device provided with the switch 502 can be directly and physically controlled from hardware through the switch controller 501, and for a specific control manner, the following two embodiments are exemplified.
First control mode
In a first control mode, control of switch 502 may be achieved by physical keys. Specifically, if the number of the switches 502 is N, the switches 502 may be disposed on the power supply paths or the data signal paths of the corresponding N information interaction devices, and assuming that N is an integer greater than 1, that is, at least one switch 502 is disposed on the power supply paths or the data signal paths of two information interaction devices, the switch controller 501 may include N first control keys 504, that is, the number of the first control keys 504 is equal to the number of the switches 503, and the first control keys 504 may be, for example, peripheral physical switches, such as push switches or rotary switches, and one first control key 504 is electrically connected to the switch 502 disposed on the data signal line and/or the power signal line connected to one information interaction device, that is, one switch 502 may be independently controlled by one first control key 504, where the N first control keys 504 and the N switches 502 are in one-to-one correspondence. As shown in fig. 3, the three-dimensional display device comprises 6 switches 502, i.e. S1, S2, S3, S4, S5 and S6, and assuming that N first control keys 504 are denoted by K1, K2, K3, K4, K5 and K6, for example, the information interaction device can be controlled by K1 to control S1, K2 to control S2, K3 to control S3, K4 to control S4 and K5 to control S5 and K6 to realize one-to-one correspondence between the first control keys 504 and the switches 502, so that a user can select an information interaction device to be controlled according to own actual requirements in a one-to-one independent control manner, so as to meet actual use requirements of different users as much as possible. In addition, the direct switch control is performed by a physical key, so that the operation of a user is facilitated, and the control efficiency can be improved to a certain extent.
As shown in fig. 3, the switch controller 501 may further include M second control keys 505, the second control keys 505 and the first control keys 504 may be the same type of key switches, the number of second control keys 505 is one or more, and in a possible embodiment, the number of second control keys 505 may be less than the number of switches 502, i.e. M is less than N. A second control key 505 is electrically connected to the switches 502 disposed on the data signal lines and/or the power signal lines connected to the at least two information interaction devices, that is, the switches of the at least two switches 502 can be controlled simultaneously by one second control key 505, in other words, the second control key 505 can implement batch control over the switches 502.
When the value of M is 1, that is, only one second control key 505 is indicated, at this time, the one second control key 505 may be electrically connected with the N switches 502, that is, the one second control key 505 may simultaneously perform unified control on N information interaction devices corresponding to the N switches 502, for example, when the second control key 505 is pressed, the N switches 502 may be simultaneously controlled to be closed, so as to open the use authority of the information interaction device corresponding to the N switches 502, and when the second control key 505 is sprung, the N switches 502 may be simultaneously controlled to be opened, so as to close the use authority of the information interaction device corresponding to the N switches 502, and control efficiency may be ensured by performing batch control on all the switches 502 at one time.
When the value of M is greater than 1, that is, a plurality of second control keys 505 are indicated, at this time, one second control key 505 may simultaneously control at least two switches 502, that is, one second control key 505 may simultaneously control the use authority of at least two information interaction devices. The same device attribute may refer to an attribute connected to the same processor or controller, for example, in fig. 3, the microphone 202 and the bluetooth module 203 are both connected to the infotainment processor 201, so the microphone 202 and the bluetooth module 203 may be considered to have the same device attribute, so that a sensitive information interaction device in a subsystem may be controlled in batches; as another example, the same device attribute may refer to an attribute capable of collecting the same type of information, which may refer to, for example, audio information, image information, location information, speed information, or other types of information; for another example, the same device attribute may be an attribute that can communicate with a device outside the vehicle-mounted system, for example, the WIFI module 302 and the cellular network communication module 304 in fig. 3 may both communicate with the outside, and in this case, it may be considered that the two modules have the same device attribute. In particular implementations, the same device attributes may be understood, for example, in other ways, not to be limiting herein.
For example, the second control 505 is denoted by H, and the first control 504 is denoted by K, and one possible way of controlling the combination of H and K is shown in table 1 below, it can be seen that H0 can control all S (i.e., S1, S2, S3, S4, S5, S6) simultaneously, H1 can control S3 and S5 simultaneously, and K1-K6 corresponds to one-to-one control S1-S6.
TABLE 1
Further, please refer to another topological schematic diagram of the vehicle-mounted system shown in fig. 4, which includes an anti-dizzy rearview mirror 601, a camera 402 disposed on the anti-dizzy rearview mirror 601 for capturing images of the vehicle, a center console 601, a center control display screen 204,6, first control keys 504,2, second control keys 505 and a steering wheel 603.
In the embodiment of the present application, the switch controller 501 may be disposed at the center console 601 of the vehicle, or may be disposed at the steering wheel 603 of the vehicle, or may also be disposed at the inner side of the main driving window of the vehicle, so as to facilitate manual control by the driver. Taking the place of the central console 601 as an example, the main body of the switch controller 501 may be embedded in the central console 601, and the first control key 504 and the second control key 505 may be externally arranged on the central console 601, so that a user may directly perform key operation on the first control key 504 and the second control key 505 of the peripheral device, and control the use authority of the information interaction device by using a physical key manner. In order to facilitate accurate identification of each first control key 504 and each second control key 505 by a user, corresponding key identifiers may be set for each first control key 504 and each second control key 505, and in order to distinguish each control key, the key identifiers set corresponding to different control keys are different. For example, the identifiers of the foregoing examples may be used, that is, K1-K6 are respectively used to represent different first control keys 504, in other embodiments, graphic marks may be used as key identifiers of control keys, for example, a graphic mark of a microphone may be set for the first control key 504 for controlling the microphone 202 as a corresponding key identifier, and other key identifier manners may also be used, which are not limited by the embodiment of the present application.
Second control mode
In the second control manner, the control of the switch 502 may be achieved through a switch option in a user interaction interface displayed on the central control display screen 204, that is, the switch option for the switch 502 may be displayed on the central control display screen 204, and the user may select the corresponding switch option by, for example, touch control, so as to achieve the control of the corresponding switch 502.
In the embodiment of the present application, the switch controller 501 is electrically connected to the infotainment processor 201, after a user performs a selection operation on the central control display screen 204, the central control display screen 204 sends detected operation information to the infotainment processor 201 for processing, the infotainment processor 201 can determine a switch option selected by the user according to the operation information sent by the central control display screen 204, then, based on a corresponding relationship between the switch option and the switch 502, a switch 502 desired to be controlled by the user can be determined, and then, a corresponding switch control instruction is generated, and then, based on the electrical connection with the switch controller 501, the generated switch control instruction is sent to the switch controller 501, so that the switch controller 501 can receive the switch control instruction sent by the infotainment processor 201, and then, based on the switch control instruction, send the switch control signal described above to the corresponding switch 502, so as to realize the switch control of the switch 502.
That is, in the embodiment of the present application, the switch control instruction is generated based on the switch options selected by the user on the user interface provided by the infotainment processor 201 (for example, the user interface displayed on the central control display screen 204), where, please refer to fig. 5, the switch options provided by the user interface include N first switch options 701 and M second switch options 702, and in practice, N first switch options 701 and M second switch options 702 may be implemented alternatively or simultaneously. Where N is the number of switches as described above, N may be an integer greater than 1, M may be an integer greater than or equal to 1, and in one possible embodiment, M may be an integer less than N, each first switch option 701 is used to control the switch 502 disposed on the data signal line and/or the power signal line to which one information interaction device is connected, each second switch option 702 is used to control the switch 502 disposed on the data signal line and/or the power signal line to which at least two information interaction devices are connected, where the first switch option 701 may perform the same understanding with reference to the first control key 504 described above, the second switch option 702 may perform the same understanding with reference to the second control key 505 described above, except that the first control key 504 and the second control key 505 are physical keys, and the first switch option 701 and the second switch option 702 are virtual keys displayed on the middle display screen 204, so that the N first switch options 701 may implement independent control of the N switches 502, and each second switch option 702 may implement a unified understanding of the second switch option 702. In addition, the information interaction devices corresponding to the switches 502 controlled by each second switch item 702 may have the same device attribute, and the description of the implementation of the same device attribute may be referred to in the foregoing description for the second control key 505, which is not repeated herein.
In the embodiment of the present application, as shown in fig. 3, the switch controller 501 may be respectively and electrically connected to the infotainment processor 201, the communication controller 301 and the auxiliary driving processor 401, specifically, for example, the switch controller 501 may be electrically connected to the infotainment processor 201, the communication controller 301 and the auxiliary driving processor 401 through a status indication interface 506 included in the switch controller 501, and the switch controller 501 may be used to output a status notification signal to one or more of the infotainment processor 201, the communication controller 301 and the auxiliary driving processor 401, where the status notification signal is used to indicate the status of the switch 502 respectively connected to the infotainment processor 201, the communication controller 301 and the auxiliary driving processor 401, that is, in the process of physically controlling the use authority of the information interaction device by adding the switch 502, for example, after the switch controller 201 is switched from on to off in S4, the status change of the switch controller 201 may be known, and a status notification signal is generated according to the status change of the S4, the status notification signal may be used to indicate the switch state of the switch 4, and the status of the switch controller 301 may be further known by the on-vehicle-board controller 301, and the GPS communication controller may be further configured to enhance the communication system 303 to enable the communication system to be connected to the communication module 301 in order to improve the communication authority.
The vehicle-mounted system in the embodiment of the application comprises an information entertainment processor, a communication controller and a switch controller, wherein the information entertainment processor is connected with at least one information interaction device through a data signal wire, the communication controller is connected with the at least one information interaction device through a data signal wire and respectively supplies power for the information interaction devices connected with the communication controller through a power signal wire, at least part of the data signal wires and/or at least part of the power signal wires connected with all the information interaction devices are provided with switches, the switches are electrically connected with the switch controller, the switch controller is used for outputting a switch control signal to the switches to control the switches to be opened or closed, that is, the switches are additionally arranged in a data signal path and/or a power supply path corresponding to the information interaction devices (such as a camera and a microphone) in the vehicle-mounted system, and the switch controller is used for sending a switch control signal to the switches to control the opening or closing of the switches, so that the switches of the information interaction devices can be controlled from a hardware level, and the acquisition can be cut off directly from a physical source under the condition that privacy protection is required for users, and the control power is strong. In addition, because the system is controlled by hardware, even if a software system of the vehicle-mounted system is attacked, the acquisition equipment can be physically controlled to be closed, so that the related information of drivers and passengers is difficult to acquire as long as the vehicle is not physically invaded, and the privacy protection of users is further enhanced. In addition, due to the physical control mode, for example, a user can directly press a physical control key to control the switch of the acquisition equipment so as to control the use authority of the software system, the operation is easy, the control mode is simple, and the control efficiency is higher.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present application without departing from the spirit or scope of the application. Thus, it is intended that the present application also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (8)

1. A vehicle-mounted system, comprising: an infotainment processor, a communication controller, and a switch controller; wherein:
The information entertainment processor is connected with at least one information interaction device through a data signal line, and the information interaction device connected with the information entertainment processor at least comprises an audio acquisition device;
The communication controller is connected with at least one information interaction device through a data signal wire and supplies power to the information interaction devices connected with the communication controller through power signal wires, and the information interaction device connected with the communication controller at least comprises a communication circuit module and a positioning circuit module;
The data signal lines and the power signal lines are connected with all the information interaction devices, at least part of the data signal lines and/or at least part of the power signal lines are provided with switches, the switches are electrically connected with the switch controller, the switch controller outputs switch control signals to the switches, and the switch control signals comprise control signals for controlling the switches to be opened or closed;
The switch controller is electrically connected with the information entertainment processor, receives a switch control instruction sent by the information entertainment processor, and sends a switch control signal to the switch according to the switch control instruction;
The information entertainment processor is used for receiving a switch control instruction and sending the received switch control instruction to the switch controller, the switch control instruction is generated based on a switch option selected by a user on a user interaction interface provided by the information entertainment processor, the switch option provided by the user interaction interface comprises N first switch options and/or M second switch options, each first switch option is used for controlling a switch arranged on a data signal line and/or a power signal line connected with one information interaction device, and each second switch option is used for controlling a switch arranged on the data signal line and/or the power signal line connected with at least two information interaction devices; wherein N is the number of switches, N is an integer greater than 1, and M is an integer greater than or equal to 1;
the switch controller is used for generating a corresponding switch control signal according to the received switch control instruction and sending the generated switch control signal to the corresponding switch.
2. The in-vehicle system of claim 1, wherein the infotainment processor-connected information interaction device further comprises a bluetooth communication circuit module.
3. The in-vehicle system of claim 1, wherein the communication circuit module comprises a wireless local area network communication circuit module and a cellular network communication circuit module.
4. The vehicle-mounted system according to claim 1, further comprising a driving assistance processor, wherein the driving assistance processor is connected with at least one information interaction device through a data signal line and supplies power to the information interaction devices connected with the driving assistance processor through power signal lines, and the information interaction devices connected with the driving assistance processor at least comprise an image acquisition device;
The auxiliary driving processor is connected with the information interaction device, a data signal line and/or a power signal line connected with the information interaction device are/is provided with a switch, the switch is electrically connected with the switch controller, the switch controller outputs a switch control signal to the switch, and the switch control signal comprises a control signal for controlling the switch to be opened or closed.
5. The in-vehicle system according to any one of claims 1 to 4, wherein the number of the switches is N, N being an integer greater than 1;
the switch controller comprises N first control keys and/or M second control keys, wherein M is an integer greater than or equal to 1;
Each first control key is electrically connected with a data signal line and/or a switch arranged on a power signal line connected with one information interaction device;
each second control key is electrically connected with a switch arranged on a data signal line and/or a power signal line connected with at least two information interaction devices.
6. The vehicle-mounted system of claim 5, wherein,
When M is equal to 1, a second control key is electrically connected with the N switches;
when M is greater than 1, at least two information interaction devices corresponding to each second control key have the same device attribute, wherein the same device attribute comprises any one of the following: and the system is connected with the same processor or controller, can collect the same type of information and can communicate with equipment outside the vehicle-mounted system.
7. The vehicle-mounted system of claim 5, wherein the switch controller is disposed at any one of:
A center console of the vehicle;
steering wheel of vehicle;
Inside the main driving window of the vehicle.
8. The in-vehicle system of any one of claims 1-4, wherein the switch controller is electrically connected to the infotainment processor and the communication controller, respectively;
The switch controller is used for outputting a state notification signal to the infotainment processor and/or the communication controller, wherein the state notification signal is used for indicating the state of a switch connected with the infotainment processor and/or the communication controller.
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