CN117755074A - Vehicle-mounted display system, method, device and automobile - Google Patents
Vehicle-mounted display system, method, device and automobile Download PDFInfo
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- CN117755074A CN117755074A CN202311765194.XA CN202311765194A CN117755074A CN 117755074 A CN117755074 A CN 117755074A CN 202311765194 A CN202311765194 A CN 202311765194A CN 117755074 A CN117755074 A CN 117755074A
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Abstract
The application provides a vehicle-mounted display system, a vehicle-mounted display method, vehicle-mounted display equipment and a vehicle. The vehicle-mounted display system comprises a display unit positioned at the right center of the steering wheel; the display unit at least comprises a communication module and a functional module; the communication module is used for communicating with the cabin host computer and deserializing the received information from the cabin host computer; the functional module at least comprises a fingerprint sensing module and a voice receiving module; the fingerprint sensing module is used for verifying fingerprint information and waking up the display unit in a dormant state according to the verified fingerprint information; the voice receiving module is used for receiving a voice instruction from a driver; the speech receiving module includes a plurality of microphones. The vehicle-mounted display screen is located at the right central logo position of the steering wheel, functions of the vehicle-mounted display screen are correspondingly improved, driving experience of a user is improved, and driving safety is improved.
Description
Technical Field
The application belongs to the technical field of automobiles, and particularly relates to a vehicle-mounted display system, a vehicle-mounted display method, vehicle-mounted display equipment and an automobile.
Background
With the rapid development of intelligent automobiles, more and more information needs to be displayed on the automobiles, and a display screen becomes a main medium from the aspects of information richness and riding comfort. With the gradual maturity of automatic driving, the intelligent AI technology is gradually perfected, and the logo display screen technology also gradually becomes an important part in the intelligent cabin.
At present, most of steering wheels are provided with a whole instrument display screen which is placed at the position of an instrument panel behind the steering wheels, the display screen is large in size and more in display content, and the display screen is positioned below a sight line, so that driving safety is easily caused if the display screen is watched for a long time or operated in the driving process. There are also some design methods that make the mechanical keys of the steering wheel of the automobile touch-screen keys, and control the functions of the automobile by replacing the left and right mechanical keys with touch-screen keys. However, because the touch screen replaces the original position of the mechanical key, hands are easy to touch at the position, certain false touch and inconvenience are brought for a long time, and the touch key only replaces the original function of the mechanical key, and a new function is not added, so that the whole vehicle experience is not greatly improved.
In the prior art, no technology is available for designing the vehicle-mounted display screen at the right center of the steering wheel, namely the position of the steering wheel logo, and no technical means for correspondingly adjusting and improving the functions of the vehicle-mounted display screen according to the position is available.
Disclosure of Invention
Aiming at the technical problems, the application provides a vehicle-mounted display system, a vehicle-mounted display method, vehicle-mounted display equipment and a vehicle.
Specifically, the application proposes a vehicle-mounted display system, which is characterized in that the system comprises a display unit positioned at the center of a steering wheel;
the display unit at least comprises a communication module and a functional module;
the communication module is used for communicating with the cabin host computer and deserializing the received information from the cabin host computer;
the functional module at least comprises a fingerprint sensing module and a voice receiving module;
the fingerprint sensing module is used for verifying fingerprint information and waking up the display unit in a dormant state according to the verified fingerprint information;
the voice receiving module is used for receiving a voice instruction from a driver; the speech receiving module includes a plurality of microphones.
Further, the communication module includes:
the power interface is used for receiving power provided by the cabin host;
the DIS interface and the CTL interface are used for receiving the screen enabling sent by the cabin host;
the GMSL interface is used for receiving the multimedia information sent by the cabin host; the multimedia information includes video information and audio information;
the GPIO interface is used for receiving GPIO signals sent by the cabin host;
the deserializer is used for deserializing the multimedia information received by the GMSL interface and diagnosing through GPIO;
and the backlight driving circuit is used for controlling the backlight brightness of the display unit.
Further, the functional module further includes:
the screen locking module is used for displaying the vehicle logo when the display unit is in a dormant state;
the media module is used for calling the multimedia function;
the air conditioner control module is used for controlling the vehicle-mounted air conditioner;
the information display module is used for displaying vehicle running information;
the sunroof control module is used for controlling a sunroof of the vehicle;
and the automatic driving display module is used for displaying automatic driving information.
Further, the fingerprint sensing module is connected with a cabin host, and the cabin host is connected with a seat sensor;
when the seat sensor detects that a person is on the seat, the seat sensor informs the fingerprint sensing module through the cabin host; after the fingerprint sensing module receives the notification, when fingerprint information is received, and the fingerprint information passes through the verification of the fingerprint sensing module, the cabin host computer is notified to control the vehicle to ignite.
Further, the voice receiving module is connected with the cabin host;
after receiving a voice command sent by a driver, the voice receiving module sends data with the voice command to a cabin host, and the cabin host executes the voice command and returns an execution result to a display unit for display.
Specifically, the application also provides a method of the vehicle-mounted display system, which comprises the following steps:
the signal receiving module of the display unit receives the screen enabling sent by the cabin host through the DIS interface and the CTL interface; wherein the display unit is positioned at the right center of the steering wheel;
receiving multimedia information sent by a cabin host through a GMSL interface and receiving GPIO signals sent by the cabin host through a GPIO interface; the multimedia information includes video information and audio information;
deserializing the multimedia information received through the GMSL interface through a deserializer;
the display unit displays the multimedia information according to the deserialized multimedia information.
Specifically, the application also provides a method of the vehicle-mounted display system, which comprises the following steps:
when the seat sensor detects that a person is on the seat, the seat sensor informs the fingerprint sensing module through the cabin host; after the fingerprint sensing module receives the notification, when fingerprint information is received, and the fingerprint information passes through the verification of the fingerprint sensing module, the cabin host computer is notified to control the vehicle to ignite.
Specifically, the application also provides a method of the vehicle-mounted display system, which comprises the following steps:
after receiving a voice command sent by a driver, the voice receiving module sends data with the voice command to a cabin host computer, and the cabin host computer executes the voice command and returns an execution result to a display unit for display.
Specifically, the application also provides computer equipment, which comprises a display unit, wherein the display unit is arranged in the vehicle-mounted display system.
Specifically, the application also provides an automobile, which is characterized by comprising the vehicle-mounted display system.
Compared with the prior art, the application has the following beneficial effects:
the vehicle-mounted display screen is positioned at the right central logo position of the steering wheel, and commonly used functions are directly manufactured on the logo screen, so that the scheme is an advanced steering wheel display scheme, and the vehicle body is tested to be more advanced; the common function interfaces such as an air conditioner control interface, a music control interface and the like can be customized according to the requirements of a vehicle factory, and then the functions of the common function interfaces are customized according to the touch gestures on the left and right sides; the user does not need to watch the display screen for a long time, the corresponding function can be realized through blind touch of the gesture function, the driving risk is reduced, and the driving safety is improved.
The user can wake up the logo screen through touch control or directly wake up the voice assistant through voice, and a noise reduction microphone is arranged on the lower side of the logo screen, so that the voice assistant can recognize more sensitively and has better experience effect; only the logo is displayed in the standby state, and the user can enter the common operation interface after unlocking through the fingerprint, so that the false touch in the driving process is prevented.
Drawings
Fig. 1 is a schematic structural diagram of an in-vehicle display system according to an embodiment of the present application.
Fig. 2 is a schematic diagram of a communication module structure and a connection structure according to an embodiment of the present application.
Fig. 3 is a schematic flow chart of a switching function mode according to an embodiment of the present application.
Fig. 4 is a schematic diagram of a connection structure of a fingerprint sensing module according to an embodiment of the present application.
Fig. 5 is a schematic diagram of a connection structure of a voice receiving module according to an embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
Embodiment one:
referring to fig. 1, a schematic structural diagram of an in-vehicle display system according to an embodiment of the present application is shown.
Specifically, the application proposes a vehicle-mounted display system, which is characterized in that the system comprises a display unit positioned at the center of a steering wheel;
the display unit at least comprises a communication module and a functional module;
the communication module is used for communicating with the cabin host computer and deserializing the received information from the cabin host computer;
the functional module at least comprises a fingerprint sensing module and a voice receiving module;
the fingerprint sensing module is used for verifying fingerprint information and waking up the display unit in a dormant state according to the verified fingerprint information;
the voice receiving module is used for receiving a voice instruction from a driver; the speech receiving module includes a plurality of microphones.
The application provides a vehicle-mounted display system, which makes icons on an automobile steering wheel into a display screen. Under the condition that the automobile icons can be displayed, the functions of fingerprint ignition, AI voice interaction, interface gesture interaction customization in common function occasions and the like are added.
This kind of design of this application need not put the instrument screen on the steering wheel, need not look at the steering wheel instrument screen for a long time, can not cause driving safety, can increase a lower display screen of cost in this position simultaneously, can realize intelligent voice interaction more easily with the mode of touching, need not look for setting up the menu in the main screen, and is fairly convenient. Meanwhile, the display content of the logo screen can be switched by sliding left and right, and the display content only uses one large icon to represent the corresponding function. And then the corresponding function is simply controlled by gestures in the function page. If the air conditioner interface is controlled to adjust the temperature through gestures in the up-down and left-right directions, the music interface adjusts the volume and selects music, and the operation is not needed through the interface of the main control screen, so that the vehicle body is more convenient to check. Different common use scenes can be customized according to the requirements of different automobile manufacturers. The mechanical key capable of switching only one mode can be arranged, the control function is controlled through the touch gesture, the experience effect is better, and the steering wheel key can be canceled to save the cost (according to the requirement of a customer).
Referring to fig. 2, a schematic diagram of a communication module structure and a connection structure according to an embodiment of the present application is shown.
Further, the communication module includes:
the power interface is used for receiving power provided by the cabin host;
the DIS interface and the CTL interface are used for receiving the screen enabling sent by the cabin host;
the GMSL interface is used for receiving the multimedia information sent by the cabin host; the multimedia information includes video information and audio information;
the GPIO interface is used for receiving GPIO signals sent by the cabin host;
the deserializer is used for deserializing the multimedia information received by the GMSL interface and diagnosing through GPIO;
and the backlight driving circuit is used for controlling the backlight brightness of the display unit.
Further, the communication module may further include:
a DC-DC converter for converting a direct voltage from one level to another level of electronic equipment. Such converters typically use switching power supply technology that can provide the required voltage output at high efficiency;
LDO (Low Dropout Regulator) a linear regulator for stabilizing an input voltage at a low level and having a very low voltage drop; typically for noise suppression and stabilizing the output voltage when needed;
led_driver: an LED driver for supplying a constant current to the LED screen to ensure that the LEDs emit light correctly under expected operating conditions, preventing overheating or damage;
TFT (Thin Film Transistor) for controlling the brightness of the display screen so that the screen can display colors and images. TFTs provide higher response speed and contrast, and wider viewing angles.
In a preferred embodiment, the host supplies 12V to the power interface.
Furthermore, the GMSL interface and the GPIO interface can also interact with the touch function with the cabin host.
The display content of the car logo display screen is mainly transmitted to the display screen through a cabin host computer in a GMSL or FPD LINK signal transmission mode.
The MCU can be subtracted according to the function requirement, diagnosis is performed in a GPIO mode of the deserializer, and therefore cost is saved. The common signal deserializing module can use different deserializing schemes according to different requirements of automobile manufacturers.
The screen adopts an IN CELL screen, display and touch control are integrated, and corresponding functions are realized by directly making corresponding touch gestures on the screen through icons of different pages.
Further, the functional module further includes:
the screen locking module is used for displaying the vehicle logo when the display unit is in a dormant state;
the media module is used for calling the multimedia function;
the air conditioner control module is used for controlling the vehicle-mounted air conditioner;
the information display module is used for displaying vehicle running information;
the sunroof control module is used for controlling a sunroof of the vehicle;
and the automatic driving display module is used for displaying automatic driving information.
Referring to fig. 3, a flow chart of a switching function mode is shown in an embodiment of the present application.
Further, the specific functional modes of the vehicle-mounted display system include:
1) In the logo mode, only the automobile logo is displayed by default, and the voice assistant can be awakened to interact by double-click of the touch screen.
2) In the media mode, the operation of adding volume, switching songs and the like can be performed by touching gestures up, down, left and right at any place of the screen.
3) In the air conditioner control mode, the air quantity and the temperature can be operated by touching up, down, left and right. And then the external circulation, the internal circulation, the heating, the refrigerating and other modes of the air conditioner can be switched by long touch.
4) In the information display mode, the running information of the automobile, such as oil consumption information, kilometer information, driving guide information, water temperature and tire pressure information, warning information, such as fuel deficiency warning, maintenance expiration warning and the like, can be checked through gestures in the up-down, left-right mode, and the checked information can be displayed on an instrument screen.
5) In the skylight control mode, the skylight is controlled to be opened or closed through gestures on the upper, lower, left and right sides.
6) In the automatic driving display mode, L2 level quasi-automatic driving is adopted, and the on or off states of functions such as automatic lane keeping, automatic braking and the like can be checked. The left display screen area can adjust information such as lane automatic keeping, active braking, vehicle setting, liquid crystal instrument display style setting and the like through an up/down turning key. The information viewed by this mode will appear on the meter screen.
7) More customisation modes: the vehicle manufacturer may be used for customization based on the usual situation where the customer uses certain functions.
Further, in a preferred embodiment, the functional modes are arranged in a certain order to form a unidirectional circular queue, and the user can switch to the next mode of the current mode by a specific gesture, such as clicking the display screen twice in succession.
Referring to fig. 4, a schematic diagram of a connection structure of a fingerprint sensing module according to an embodiment of the present application is shown.
Further, the fingerprint sensing module is connected with a cabin host, and the cabin host is connected with a seat sensor;
when the seat sensor detects that a person is on the seat, the seat sensor informs the fingerprint sensing module through the cabin host; after the fingerprint sensing module receives the notification, when fingerprint information is received, and the fingerprint information passes through the verification of the fingerprint sensing module, the cabin host computer is notified to control the vehicle to ignite.
Function of opening and waking up icon screen through fingerprint unlocking: in normal state, the car logo screen is in standby state. Only the emblem is displayed. After touch change, the user can enter the selectable function interface and directly enter the voice assistant interface, so that the user can wake up the voice interaction function through direct touch, and can switch the function interface left and right and operate through gesture commands.
Under the condition that people are detected to exist in the seat, the automobile ignition function can be achieved through fingerprint touch of the automobile logo screen.
Referring to fig. 5, a schematic diagram of a connection structure of a voice receiving module according to an embodiment of the present application is shown.
Further, the voice receiving module is connected with the cabin host;
after receiving a voice command sent by a driver, the voice receiving module sends data with the voice command to a cabin host, and the cabin host executes the voice command and returns an execution result to a display unit for display.
In a preferred embodiment, the speech receiving module is a noise reduction speech system mainly composed of three microphones, and the microphones are prevented from being located under the steering wheel and close to the position where a person sounds, so that a speech command can be well received in a noisy environment, and the speech experience effect is better.
Embodiment two:
specifically, the application also provides a method of the vehicle-mounted display system, which comprises the following steps:
the signal receiving module of the display unit receives the screen enabling sent by the cabin host through the DIS interface and the CTL interface; wherein the display unit is positioned at the right center of the steering wheel;
receiving multimedia information sent by a cabin host through a GMSL interface and receiving GPIO signals sent by the cabin host through a GPIO interface; the multimedia information includes video information and audio information;
deserializing the multimedia information received through the GMSL interface through a deserializer;
the display unit displays the multimedia information according to the deserialized multimedia information.
Embodiment III:
specifically, the application also provides a method of the vehicle-mounted display system, which comprises the following steps:
when the seat sensor detects that a person is on the seat, the seat sensor informs the fingerprint sensing module through the cabin host; after the fingerprint sensing module receives the notification, when fingerprint information is received, and the fingerprint information passes through the verification of the fingerprint sensing module, the cabin host computer is notified to control the vehicle to ignite.
Embodiment four:
specifically, the application also provides a method of the vehicle-mounted display system, which comprises the following steps:
after receiving a voice command sent by a driver, the voice receiving module sends data with the voice command to a cabin host computer, and the cabin host computer executes the voice command and returns an execution result to a display unit for display.
Fifth embodiment:
specifically, the application also provides computer equipment, which comprises a display unit, wherein the display unit is arranged in the vehicle-mounted display system.
Example six:
specifically, the application also provides an automobile, which is characterized by comprising the vehicle-mounted display system.
In summary, the application provides a vehicle-mounted display system, a vehicle-mounted display method, a vehicle-mounted display device and a vehicle. The vehicle-mounted display system comprises a display unit positioned at the right center of the steering wheel; the display unit at least comprises a communication module and a functional module; the communication module is used for communicating with the cabin host computer and deserializing the received information from the cabin host computer; the functional module at least comprises a fingerprint sensing module and a voice receiving module; the fingerprint sensing module is used for verifying fingerprint information and waking up the display unit in a dormant state according to the verified fingerprint information; the voice receiving module is used for receiving a voice instruction from a driver; the speech receiving module includes a plurality of microphones. The vehicle-mounted display screen is located at the right central logo position of the steering wheel, functions of the vehicle-mounted display screen are correspondingly improved, driving experience of a user is improved, and driving safety is improved.
In several embodiments provided herein, it will be understood that each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved.
The functions, if implemented in the form of software functional modules and sold or used as a stand-alone product, may be stored in a computer-readable storage medium. Based on this understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art or in the form of a software product stored in a storage medium, comprising several instructions for causing an electronic device to perform all or part of the steps of the method described in the various embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The foregoing embodiments have been provided for the purpose of illustrating the objects, technical solutions and advantages of the present application in further detail, and it should be understood that the foregoing embodiments are merely examples of the present application and are not intended to limit the scope of the present application. It should be noted that any modifications, equivalent substitutions, improvements, etc. made by those skilled in the art, which are within the spirit and principles of the present application, are intended to be included within the scope of the present application.
Claims (10)
1. A vehicle-mounted display system, characterized in that the system comprises a display unit located at the very center of the steering wheel;
the display unit at least comprises a communication module and a functional module;
the communication module is used for communicating with the cabin host computer and deserializing the received information from the cabin host computer;
the functional module at least comprises a fingerprint sensing module and a voice receiving module;
the fingerprint sensing module is used for verifying fingerprint information and waking up the display unit in a dormant state according to the verified fingerprint information;
the voice receiving module is used for receiving a voice instruction from a driver; the speech receiving module includes a plurality of microphones.
2. The vehicle display system of claim 1, wherein the communication module comprises:
the power interface is used for receiving power provided by the cabin host;
the DIS interface and the CTL interface are used for receiving the screen enabling sent by the cabin host;
the GMSL interface is used for receiving the multimedia information sent by the cabin host; the multimedia information includes video information and audio information;
the GPIO interface is used for receiving GPIO signals sent by the cabin host;
the deserializer is used for deserializing the multimedia information received by the GMSL interface and diagnosing through GPIO;
and the backlight driving circuit is used for controlling the backlight brightness of the display unit.
3. The in-vehicle display system of claim 2, wherein the functional module further comprises:
the screen locking module is used for displaying the vehicle logo when the display unit is in a dormant state;
the media module is used for calling the multimedia function;
the air conditioner control module is used for controlling the vehicle-mounted air conditioner;
the information display module is used for displaying vehicle running information;
the sunroof control module is used for controlling a sunroof of the vehicle;
and the automatic driving display module is used for displaying automatic driving information.
4. A vehicle-mounted display system according to claim 3, wherein the fingerprint sensing module is connected to a cabin host, the cabin host being connected to a seat sensor;
when the seat sensor detects that a person is on the seat, the seat sensor informs the fingerprint sensing module through the cabin host; after the fingerprint sensing module receives the notification, when fingerprint information is received, and the fingerprint information passes through the verification of the fingerprint sensing module, the cabin host computer is notified to control the vehicle to ignite.
5. The vehicle-mounted display system of claim 4, wherein the voice receiving module is connected to a cabin host;
after receiving a voice command sent by a driver, the voice receiving module sends data with the voice command to a cabin host, and the cabin host executes the voice command and returns an execution result to a display unit for display.
6. A method of an in-vehicle display system according to any one of claims 1-5,
the signal receiving module of the display unit receives the screen enabling sent by the cabin host through the DIS interface and the CTL interface; wherein the display unit is positioned at the right center of the steering wheel;
receiving multimedia information sent by a cabin host through a GMSL interface and receiving GPIO signals sent by the cabin host through a GPIO interface; the multimedia information includes video information and audio information;
deserializing the multimedia information received through the GMSL interface through a deserializer;
the display unit displays the multimedia information according to the deserialized multimedia information.
7. A method of the in-vehicle display system of any of claims 1-5, wherein when a seat sensor detects a person on a seat, the seat sensor notifies the fingerprint sensing module via the cabin host; after the fingerprint sensing module receives the notification, when fingerprint information is received, and the fingerprint information passes through the verification of the fingerprint sensing module, the cabin host computer is notified to control the vehicle to ignite.
8. A method according to any one of claims 1-5, wherein the voice receiving module receives a voice command from a driver, and transmits data with the voice command to a cabin host, and the cabin host executes the voice command and returns the execution result to the display unit for display.
9. A computer device, characterized in that it comprises a display unit in a vehicle-mounted display system according to any one of claims 1-5.
10. An automobile comprising the in-vehicle display system of any one of claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311765194.XA CN117755074A (en) | 2023-12-21 | 2023-12-21 | Vehicle-mounted display system, method, device and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311765194.XA CN117755074A (en) | 2023-12-21 | 2023-12-21 | Vehicle-mounted display system, method, device and automobile |
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| Publication Number | Publication Date |
|---|---|
| CN117755074A true CN117755074A (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311765194.XA Pending CN117755074A (en) | 2023-12-21 | 2023-12-21 | Vehicle-mounted display system, method, device and automobile |
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| Country | Link |
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| CN (1) | CN117755074A (en) |
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