Method for projecting a mobile terminal application on a car screen and car projection system

Abstract

The application provides a kind of mobile terminal application program projection vehicle screen method and vehicle projection system, the method includes: mobile terminal obtains the projection request to application program;And, the content of the notification interface corresponding to application program is projected to vehicle screen, notification interface is the notification interface provided in the negative n screen of the operating system of mobile terminal running application program, n is the integer greater than or equal to 1.The notification interface of application program of mobile terminal is selectively projected to vehicle screen in the application, so that user can quickly and conveniently view the relevant content of application program, effectively improve user experience, and save the display space of vehicle screen, thereby effectively improve the utilization of vehicle screen.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of projection technology, in particular to a method for projecting an application of a mobile terminal on a vehicle screen and a vehicle projection system. BACKGROUND

[0002] The vehicle screen can be a virtual display screen or a second physical screen of a mobile terminal such as a smart phone. Video stream, audio stream, control stream and data stream are usually set between the mobile terminal and the vehicle screen, and data is transmitted between them through wired or wireless communication.

[0003] At present, when the mobile terminal projects an application in operation on the vehicle screen, the entire operation interface is projected on the vehicle screen in full screen mode so as to be viewed by the user. However, in most cases, the user does not need to view the complete operation interface in real time. Such a mode not only affects the user experience when viewing the vehicle screen, but also occupies a large amount of display space of the vehicle screen, thereby reducing the utilization rate of the vehicle screen. SUMMARY

[0004] The following presents a simplified summary of one or more aspects in order to provide a basic understanding of such aspects. This summary is not an extensive overview of all contemplated aspects, and is intended to neither identify key or critical elements of all aspects nor delineate the scope of any or all aspects. Its sole purpose is to present some concepts of one or more aspects in a simplified form as a prelude to the more detailed description that is presented later.

[0005] The present application aims to solve the technical problem of overcoming the defects of affecting the user experience when viewing the vehicle screen and reducing the utilization rate of the vehicle screen in the prior art, and provides a method for projecting an application of a mobile terminal on a vehicle screen and a vehicle projection system.

[0006] The present application solves the technical problem by the following technical scheme:

[0007] A method for projecting an application of a mobile terminal on a vehicle screen, comprising:

[0008] The mobile terminal acquires a projection request for an application; and

[0009] The content of a notification interface corresponding to the application is projected on the vehicle screen, the notification interface being a notification interface provided by the application in a negative n screen of an operating system in which the application is running on the mobile terminal, n being an integer greater than or equal to 1.

[0010] Optionally, after the step of projecting the content of the notification interface corresponding to the application on the vehicle screen, the method further comprises:

[0011] The content of the notification interface projected and displayed on the vehicle-mounted screen is kept synchronous with the content of the notification interface displayed on the mobile terminal.

[0012] Optionally, the method further comprises:

[0013] A small window mode is set on the display interface of the vehicle-mounted screen, and the content of the notification interface received from the mobile terminal is displayed in the small window.

[0014] In the present solution, since the content of the notification interface is generally less, a small window for displaying the content of the notification interface exclusively can be set on the display interface of the vehicle-mounted screen, and the area other than the small window can normally display other content, so as to increase the use efficiency of the vehicle-mounted screen. The notification information and functions of interest to the user are displayed on the vehicle-mounted screen, only the function small window is needed, so as to make the vehicle-mounted projection mode simpler.

[0015] Optionally, the method further comprises:

[0016] The mobile terminal acquires a user instruction, and projects the content of the operation interface of the application program to the vehicle-mounted screen according to the user instruction;

[0017] The content of the operation interface received from the mobile terminal is displayed in the display area other than the small window on the display interface of the vehicle-mounted screen; or,

[0018] The small window is closed, and the content of the operation interface received from the mobile terminal is displayed in the display interface of the vehicle-mounted screen.

[0019] Optionally, the method further comprises:

[0020] The vehicle-mounted screen acquires a user operation instruction, and sends the user operation instruction to the mobile terminal;

[0021] The mobile terminal, in response to receiving the user operation instruction, projects the content of the operation interface of the application program to the vehicle-mounted screen;

[0022] The content of the operation interface received from the mobile terminal is displayed in the display area other than the small window on the display interface of the vehicle-mounted screen; or,

[0023] The small window is closed, and the content of the operation interface received from the mobile terminal is displayed in the display interface of the vehicle-mounted screen.

[0024] Optionally, the method further comprises:

[0025] The vehicle-mounted screen, in response to receiving the content of the notification interface from the mobile terminal, adjusts the display layout of the notification interface according to a preset display mode, and displays the adjusted notification interface.

[0026] In the present solution, the vehicle-mounted screen is generally placed horizontally, and the display layout of the notification interface needs to be reasonably set, so that the preset display mode is set according to the user demand, and the display layout of the notification interface is adjusted according to the preset display mode, so as to facilitate the user to view.

[0027] Optionally, the mobile terminal includes any one or more of a smart phone, a tablet computer, a notebook device, a vehicle-mounted terminal device, a mobile entertainment device, and a wearable device.

[0028] A vehicle-mounted projection system includes a mobile terminal and a vehicle-mounted screen;

[0029] The mobile terminal is in communication connection with the vehicle-mounted screen;

[0030] The mobile terminal is configured to respond to an acquisition of a projection request for an application;

[0031] The mobile terminal is further configured to project content of a notification interface corresponding to the application to the vehicle-mounted screen, the notification interface being a notification interface provided by the application in a negative n screen of an operating system in which the mobile terminal runs, n being an integer greater than or equal to 1.

[0032] Optionally, the vehicle-mounted screen is configured to:

[0033] The content of the projected display notification interface is kept synchronized with the content of the notification interface displayed on the mobile terminal.

[0034] Optionally, the vehicle-mounted screen is configured to:

[0035] A small window mode is set on the display interface, and the content of the notification interface received from the mobile terminal is displayed in the small window.

[0036] In the present solution, since the content of the notification interface is generally less, a small window for displaying the content of the notification interface can be set on the display interface of the vehicle-mounted screen, and the area other than the small window can normally display other content, so as to increase the use efficiency of the vehicle-mounted screen. The vehicle-mounted screen displays the notification information and functions that the user is interested in, only the function small window is needed, so that the vehicle-mounted projection mode is more simple.

[0037] Optionally, the mobile terminal is further configured to acquire a user instruction, and project the content of an operation interface of the application to the vehicle-mounted screen according to the user instruction;

[0038] The vehicle-mounted screen is further configured to display the content of the operation interface received from the mobile terminal in a display area of the display interface other than the small window; or,

[0039] The vehicle-mounted screen is further configured to close the small window and display the content of the operation interface received from the mobile terminal in the display interface.

[0040] Optionally, the vehicle-mounted screen is further configured to acquire a user operation instruction and send the user operation instruction to the mobile terminal.

[0041] The mobile terminal is further configured to, in response to receiving the user operation instruction, project the content of the operation interface of the application program to the vehicle-mounted screen.

[0042] The vehicle-mounted screen is further configured to display the content of the operation interface received from the mobile terminal in a display area of the display interface other than the small window.

[0043] The vehicle-mounted screen is further configured to close the small window and display the content of the operation interface received from the mobile terminal in the display interface.

[0044] Optionally, the vehicle-mounted screen is configured to:

[0045] In response to receiving the content of the notification interface from the mobile terminal, adjust the display layout of the notification interface according to a preset display mode and display the adjusted notification interface.

[0046] In this solution, the vehicle-mounted screen is generally placed horizontally, and the display layout of the notification interface needs to be reasonably set, so the preset display mode is set according to user demand, and the display layout of the notification interface is adjusted according to the preset display mode, to facilitate user viewing.

[0047] Optionally, the mobile terminal includes any one or more of a smart phone, a tablet computer, a notebook device, a vehicle-mounted terminal device, a mobile entertainment device and a wearable device.

[0048] A computer readable medium having computer instructions stored thereon, the computer instructions, when executed by a processor, implement the steps of the method for projecting a vehicle-mounted screen by a mobile terminal application program as described above.

[0049] On the basis of common knowledge in the art, the various preferred conditions can be combined arbitrarily, namely, various preferred embodiments of the present application are obtained.

[0050] The positive progress effect of the present application is that:

[0051] The present application selectively projects the notification interface of a mobile terminal application program to a vehicle-mounted screen, so that a user can quickly and conveniently view relevant content of the application program, effectively improving user experience, and saving display space of the vehicle-mounted screen, thereby effectively improving the utilization rate of the vehicle-mounted screen. Attached Figure Description

[0052] The features and advantages of the present invention will be better understood after reading the following detailed description of embodiments of the present disclosure in conjunction with the accompanying drawings. In the drawings, components are not necessarily drawn to scale, and components having similar related properties or features may have the same or similar reference numerals.

[0053] Figure 1 This is a flowchart illustrating a preferred embodiment of the present invention of a method for projecting a mobile terminal application onto a vehicle screen.

[0054] Figure 2 This is a schematic diagram of the structure of a vehicle-mounted projection system according to a preferred embodiment of the present invention.

[0055] Explanation of reference numerals in the attached figures:

[0056] Step 101;

[0057] Step 102;

[0058] Step 103;

[0059] Mobile terminal 1;

[0060] Processing module 11;

[0061] First communication module 12;

[0062] In-vehicle screen 2;

[0063] Display module 21;

[0064] Second communication module 22. Detailed Implementation

[0065] The present invention will now be described in detail with reference to the accompanying drawings and specific embodiments. It should be noted that the aspects described below with reference to the accompanying drawings and specific embodiments are merely exemplary and should not be construed as limiting the scope of protection of the present invention in any way.

[0066] The following description is provided to enable those skilled in the art to implement and use the invention and adapt it to specific application contexts. Various modifications and uses in different applications will be readily apparent to those skilled in the art, and the general principles defined herein are applicable to a wide range of embodiments. Therefore, the invention is not limited to the embodiments given herein, but should be granted the broadest scope consistent with the principles and novel features disclosed herein.

[0067] In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the application. However, it will be apparent to one skilled in the art that the application can be practiced without the specific details. In other instances, well-known structures and devices are shown in block diagram form, rather than in detail, in order to avoid obscuring the application.

[0068] Note that, where used, the designations left, right, front, rear, top, bottom, normal, reverse, clockwise, and counterclockwise are used for convenience only and do not imply any particular fixed direction. In fact, they are used to reflect the relative position and / or orientation between various parts of an object.

[0069] The embodiment provides a method for projecting a mobile terminal application program on a vehicle screen, which selectively projects a notification interface of the mobile terminal application program on the vehicle screen, so that a user of a car can quickly and conveniently view relevant content of the application program.

[0070] In the embodiment, the mobile terminal is a smart phone, but the type of the mobile terminal is not specifically limited, and the mobile terminal can also include any one or more of a tablet computer, a notebook device, a vehicle terminal device, a mobile entertainment device, and a wearable device, which can be selected according to actual conditions.

[0071] In the embodiment, the vehicle screen can be a display screen of a vehicle multimedia device, or any other display screen arranged in a car, and the type and arrangement position of the vehicle screen are not specifically limited, which can be selected according to actual conditions.

[0072] The vehicle screen can be a virtual display screen or a second physical screen of the smart phone, and generally, a video stream, an audio stream, a control stream, and a data stream are arranged between the mobile terminal and the vehicle screen, and data is transmitted between the mobile terminal and the vehicle screen through wired or wireless communication.

[0073] The mobile terminal and the vehicle screen are connected through wireless or wired communication, and preferably, wireless communication is adopted.

[0074] In the embodiment, the wireless communication includes any one or more of 2G (second generation mobile communication technology), 3G (third generation mobile communication technology), 4G (fourth generation mobile communication technology), 5G (fifth generation mobile communication technology), Bluetooth, Wi-Fi (wireless fidelity), and NFC (near field communication), which can be selected according to actual conditions.

[0075] In the embodiment, when the wired communication mode is adopted, the wired interface includes any one or more of a USB (Universal Serial Bus) Type-A interface, a USB Type-B interface, a Mini USB-A interface, a Mini USB-B interface, a Micro USB-A interface, a Micro USB-B interface, and a USB Type-C interface, which can be selected according to actual conditions.

[0076] As shown in Figure 1 The method mainly includes the following steps:

[0077] Step 101, obtaining a projection request for an application.

[0078] In this step, the smartphone obtains a projection request for projecting at least one application to the vehicle-mounted screen.

[0079] Specifically, the user selects at least one application, such as a weather forecast application, a navigation broadcast application, a travel reservation application, etc., to be projected to the vehicle-mounted screen on the mobile phone.

[0080] Step 102, projecting the content of the notification interface corresponding to the application.

[0081] In this step, the content of the notification interface corresponding to the at least one application selected by the user is projected to the vehicle-mounted screen.

[0082] In the embodiment, the notification interface is a notification interface provided by the application in the negative n screen of the operating system of the smartphone, and n is an integer greater than or equal to 1.

[0083] Specifically, the mainstream mobile phone operating systems such as Android and Apple support the negative one screen (the negative two screen, the negative three screen, etc. can be set by extension) function. The negative one screen generally refers to the display interface after swiping left on the main screen display interface, and is mainly used to place some shortcut functions and notification messages.

[0084] In this step, the communication protocol and the authority between the vehicle-mounted screen and the smartphone are pre-set, and the vehicle-mounted screen can specially obtain the content of the notification interface corresponding to the application according to the communication protocol and the authority.

[0085] Preferably, in this step, a small window mode is set on the display interface of the vehicle-mounted screen, and the content of the notification interface received from the smartphone is displayed in the small window.

[0086] Specifically, as the content of the notification interface is generally less, a small window for displaying the content of the notification interface can be arranged on the display interface of the vehicle screen, and the area other than the small window can normally display other content, thereby increasing the use efficiency of the vehicle screen. The notification information and functions of interest to the user are displayed on the vehicle screen, only the function small window is needed, thereby making the vehicle projection mode simpler.

[0087] Preferably, in this step, the vehicle screen adjusts the display layout of the notification interface according to a preset display mode according to the content of the notification interface received from the smart phone, and displays the adjusted notification interface.

[0088] Specifically, the vehicle screen is generally placed horizontally, and the display layout of the notification interface needs to be reasonably set, so the preset display mode is set according to the user demand, and the display layout of the notification interface is adjusted according to the preset display mode, thereby facilitating the user to view.

[0089] Step 103, the content of the notification interface is kept synchronized.

[0090] In this step, the content of the notification interface displayed on the vehicle screen is kept synchronized with the content of the notification interface displayed on the smart phone.

[0091] Specifically, the smart phone sends the generated application data to the vehicle screen in real time, and the vehicle screen updates the content of the notification interface in real time according to the received application data, so that the user can conveniently view the latest notification content in real time.

[0092] In this embodiment, the smart phone obtains a user instruction, i.e., the user needs to project the entire operation interface of the application program to the vehicle screen, and selects the application program to be projected on the smart phone. The smart phone also projects the content of the operation interface of the application program to the vehicle screen according to the user instruction.

[0093] After the vehicle screen receives the content of the operation interface, the content of the operation interface is displayed in the display area of the display interface other than the small window. Alternatively, the small window is closed, and the content of the operation interface is displayed in the display interface.

[0094] In this embodiment, the vehicle screen obtains a user operation instruction, and sends the user operation instruction to the smart phone.

[0095] Specifically, when the user views the notification content through the vehicle screen, the user wants to further understand the more careful information, at this time, the entire operation interface needs to be projected to the vehicle screen. The user can send the user operation instruction to the vehicle screen by clicking the touch display screen or voice input.

[0096] In response to receiving the user operation command, the smartphone projects the content of the operation interface of the application specified in the user operation command onto the vehicle screen.

[0097] After receiving the content from the aforementioned operation interface, the vehicle-mounted screen displays the content from the operation interface in the display area other than the small window. Alternatively, it closes the small window and displays the content from the operation interface in the display area.

[0098] This embodiment also provides a computer-readable medium storing computer instructions that, when executed by a processor, implement the steps of the method described above for projecting a mobile terminal application onto a vehicle screen.

[0099] The method for projecting mobile terminal applications onto a vehicle screen provided in this embodiment can selectively project the notification interface of a mobile terminal application onto the vehicle screen, allowing users to quickly and conveniently view the relevant content of the application. The mobile terminal application does not need to be redeveloped, effectively improving the user experience and saving display space on the vehicle screen, thereby effectively improving the utilization rate of the vehicle screen.

[0100] This embodiment also provides an in-vehicle projection system that utilizes the method described above for projecting mobile terminal applications onto an in-vehicle screen. This system can be used to selectively project the notification interface of a mobile terminal application onto the in-vehicle screen, allowing car users to quickly and conveniently view the relevant content of the application.

[0101] like Figure 2 As shown, the vehicle projection system includes a mobile terminal 1 and a vehicle screen 2.

[0102] In this embodiment, mobile terminal 1 is a smartphone, but this embodiment does not specifically limit the type of mobile terminal 1. Mobile terminal 1 may also include any one or more of tablet computers, laptop devices, in-vehicle terminal devices, mobile entertainment devices and wearable devices, and can be selected according to the actual situation.

[0103] In this embodiment, the vehicle screen 2 can be a display screen of a vehicle multimedia device or any other display screen installed in the car. This embodiment does not specifically limit the type and location of the vehicle screen 2, and can be selected according to the actual situation.

[0104] The in-vehicle screen 2 can serve as a virtual display screen or a second physical screen for a smartphone. Typically, there are video streams, audio streams, control streams, and data streams between the mobile terminal and the in-vehicle screen, and data is transmitted to each other via wired or wireless communication.

[0105] Specifically, the mobile terminal 1 comprises a processing module 11 and a first communication module 12, and the processing module 11 is in communication connection with the first communication module 12.

[0106] The vehicle-mounted screen 2 comprises a display module 21 and a second communication module 22, and the display module 21 is in communication connection with the second communication module 22.

[0107] The first communication module 12 and the second communication module 22 are in communication connection through wireless or wired communication, and preferably, wireless communication is adopted.

[0108] In the embodiment, the first communication module 12 comprises any one or more of 2G, 3G, 4G, 5G, Bluetooth, Wi-Fi, NFC, USB Type-A interface, USB Type-B interface, Mini USB-A interface, Mini USB-B interface, Micro USB-A interface, Micro USB-B interface and USB Type-C interface, but the type of the first communication module 12 is not specifically limited, and can be selected according to the actual situation.

[0109] In the embodiment, the second communication module 22 comprises any one or more of 2G, 3G, 4G, 5G, Bluetooth, Wi-Fi, NFC, USB Type-A interface, USB Type-B interface, Mini USB-A interface, Mini USB-B interface, Micro USB-A interface, Micro USB-B interface and USB Type-C interface, but the type of the second communication module 22 is not specifically limited, and can be selected according to the actual situation.

[0110] The processing module 11 is configured to obtain a projection request of projecting at least one application program to the vehicle-mounted screen 2.

[0111] Specifically, the user selects at least one application program to be projected to the vehicle-mounted screen 2 on the mobile phone side, for example, weather forecast, navigation broadcast, travel reservation and the like.

[0112] The first communication module 12 is configured to project the content of the notification interface corresponding to the at least one application program selected by the user to the second communication module 22.

[0113] In the embodiment, the notification interface is a notification interface provided by the application program in the negative n screen of the operating system running on the smart phone, and n is an integer greater than or equal to 1.

[0114] Specifically, the mainstream mobile operating systems such as Android and Apple support the minus one screen (the minus two screen, the minus three screen, etc. can be set by the user) function. The minus one screen generally refers to the display interface after swiping left on the main screen display interface, and is mainly used to place some shortcut functions and notification messages.

[0115] The communication protocol and the authority between the vehicle screen 2 and the mobile terminal 1 are preset, and the vehicle screen 2 is configured to specially obtain the content of the notification interface corresponding to the application according to the communication protocol and the authority.

[0116] Preferably, the display module 21 is configured to set a small window mode on the display interface, and display the content of the notification interface received from the second communication module 22 in the small window.

[0117] Specifically, since the content of the notification interface is generally less, a small window for displaying the content of the notification interface can be set on the display interface of the display module 21, and the area other than the small window can normally display other content, thereby increasing the use efficiency of the vehicle screen. The user is interested in the notification information and function displayed on the vehicle screen, only the function small window is needed, thereby making the vehicle projection mode more simple.

[0118] Preferably, the display module 21 is further configured to adjust the display layout of the notification interface according to a preset display mode in response to the content of the notification interface received from the second communication module 22, and display the adjusted notification interface.

[0119] Specifically, the display module 21 is generally placed horizontally, and the display layout of the notification interface needs to be reasonably set, so the preset display mode is set according to the user demand, and the display layout of the notification interface is adjusted according to the preset display mode, thereby facilitating the user to view.

[0120] The vehicle screen 2 is configured to keep the content of the projected notification interface synchronized with the content of the notification interface displayed on the smart phone.

[0121] Specifically, the smart phone is configured to send the generated application data to the vehicle screen 2 in real time, and the vehicle screen 2 is configured to update the content of the notification interface in real time according to the received application data, so that the user can conveniently view the latest notification content in real time.

[0122] In this embodiment, the smart phone obtains a user instruction, i.e. the user needs to project the entire operation interface of the application program to the vehicle screen 2, and selects the application program to be projected on the smart phone. The smart phone is configured to project the content of the operation interface of the application program to the vehicle screen 2 according to the user instruction.

[0123] The display module 21 is further configured to, after receiving the content of the operation interface, display the content of the operation interface in a display region of the display interface other than the small window. Alternatively, the small window is closed, and the content of the operation interface is displayed in the display interface.

[0124] In the embodiment, the vehicle-mounted screen 2 is configured to acquire the user operation instruction, and send the user operation instruction to the smart phone.

[0125] Specifically, when the user views the notification content through the display module 21 and wants to further understand the more careful information, the entire operation interface needs to be projected to the display module 21. The user can send the user operation instruction to the vehicle-mounted screen 2 through the way of clicking the touch display screen (the display module 21 can be a touch display screen) or voice input.

[0126] The smart phone is configured to, in response to receiving the user operation instruction, project the content of the operation interface of the application program specified in the user operation instruction to the vehicle-mounted screen 2.

[0127] The display module 21 is further configured to, after receiving the content of the operation interface, display the content of the operation interface in a display region of the display interface other than the small window. Alternatively, the small window is closed, and the content of the operation interface is displayed in the display interface.

[0128] The vehicle-mounted projection system provided by the embodiment can selectively project the notification interface of the mobile terminal application program to the vehicle-mounted screen, so that the user can quickly and conveniently view the related content of the application program. The application program of the mobile terminal does not need to be developed again, the user experience is effectively improved, the display space of the vehicle-mounted screen is saved, and the utilization rate of the vehicle-mounted screen is effectively improved.

[0129] Although the methods are illustrated and described as a series of acts for simplicity, it will be appreciated that the methods are not limited by the order of acts as some acts can, in accordance with one or more embodiments, occur in different orders and / or concurrently with other acts from that set of acts described herein and with other acts not included in the description of the exemplary methodology.

[0130] The previous description of the disclosure is provided to enable any person skilled in the art to make or use the disclosure. Various modifications to the disclosure will be apparent to those skilled in the art, and the generic principles defined herein can be applied to other variations without departing from the spirit or scope of the disclosure. Thus, the disclosure is not intended to be limited to the examples and designs described herein, but is to be accorded the broadest scope consistent with the principles and novel features disclosed herein.

Claims

1. A method for projecting a mobile terminal application on a car screen, characterized in that, The method comprises: The mobile terminal acquires a projection request for at least one application program; The content of the notification interface corresponding to the at least one application program is projected into a small window set on the display interface of the vehicle-mounted screen, the notification interface being a notification interface provided by the at least one application program in a negative n screen of an operating system running on the mobile terminal, n being an integer greater than or equal to 1; wherein a communication protocol and a permission are pre-set between the vehicle-mounted screen and the mobile terminal, and the content of the notification interface corresponding to the at least one application program is acquired by the vehicle-mounted screen according to the communication protocol and the permission; The vehicle-mounted screen acquires a user operation instruction, and sends the user operation instruction to the mobile terminal, the user operation instruction indicating that the user wants to further understand the notification content in the notification interface; The mobile terminal, in response to receiving the user operation instruction, projects the content of an operation interface of an application program specified in the user operation instruction to the vehicle-mounted screen, so as to display the content of the operation interface received from the mobile terminal in a display area of the display interface of the vehicle-mounted screen other than the small window, or close the small window and display the content of the operation interface received from the mobile terminal in the display interface of the vehicle-mounted screen.

2. The method of claim 1, wherein, The negative n screen is a display interface after a left swipe on a main screen display interface of the mobile terminal.

3. The method of claim 1, wherein, The method further comprises: The vehicle-mounted screen, in response to receiving the content of the notification interface from the mobile terminal, adjusts the display layout of the notification interface according to a preset display mode, and displays the adjusted notification interface.

4. The method of claim 1, wherein, The method further comprises: The content of the notification interface projected and displayed on the vehicle-mounted screen is kept synchronized with the content of the notification interface displayed on the mobile terminal.

5. A vehicle-mounted projection system, characterized by comprising: The mobile terminal and the vehicle-mounted screen are in communication connection; The mobile terminal is configured to, in response to acquiring a projection request for at least one application program, project the content of a notification interface corresponding to the at least one application program into a small window set on the display interface of the vehicle-mounted screen, the notification interface being a notification interface provided by the at least one application program in a negative n screen of an operating system running on the mobile terminal, n being an integer greater than or equal to 1; wherein a communication protocol and a permission are pre-set between the vehicle-mounted screen and the mobile terminal, and the content of the notification interface corresponding to the at least one application program is acquired by the vehicle-mounted screen according to the communication protocol and the permission; The vehicle-mounted screen is configured to acquire a user operation instruction, and send the user operation instruction to the mobile terminal, the user operation instruction indicating that the user wants to further understand the notification content in the notification interface; The mobile terminal is also configured to, in response to receiving the user operation instruction, project the content of the operation interface of the application specified in the user operation instruction onto the vehicle screen, so as to display the content of the operation interface received from the mobile terminal in the display area of ​​the display interface of the vehicle screen other than the small window, or to close the small window and display the content of the operation interface received from the mobile terminal in the display interface of the vehicle screen.

6. A computer readable medium characterized by It stores computer instructions that, when executed by a processor, implement the steps of the method for projecting a mobile terminal application onto a vehicle screen as described in any one of claims 1 to 4.

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