CN115413061A - A method and system for interconnecting multi-core and multi-screen mobile phones - Google Patents

Abstract

The invention provides a method and a system for interconnecting multi-core multi-screen mobile phones, wherein the method comprises the following steps: the multi-screen instrument system is provided with a main meter and a plurality of sub meters; the main table establishes communication connection between the system and the user equipment; the main table receives data information sent by user equipment; the main table analyzes the data information and plans display contents, when the information to be displayed needs to be displayed in the main table, the data information is drawn and displayed in the main table, and when the information is displayed in the sub-table, the data information is processed in the main table and transmitted to the sub-table screen for displaying. The multi-core multi-screen system and the mobile phone are interconnected for data display, contents to be displayed can be displayed on different screens respectively under the condition that only one-way connection is established between the mobile phone and the instrument system, the problem that the multi-core multi-screen system and the mobile phone need to be switched among multiple screens when wireless connection is carried out is solved, and the effect of one-core connection multi-core display is achieved.

Description

A method and system for interconnecting multi-core and multi-screen mobile phones

technical field

The present invention relates to the field of electronic information technology, and more specifically, to a method and system for interconnecting multi-core and multi-screen mobile phones.

Background technique

At present, the wireless connection between the car instrument and the mobile phone is one-to-one. This is because the current mobile phone generally has only one communication module of the same type, and one communication module cannot establish links with multiple devices at the same time. It is impossible to connect to two or more devices at the same time if the mobile phone is connected to the instrument device in one way. The mobile phone sends or receives signals to a device independently, and the current communication is a single point. If the communication module inside the mobile phone wants to establish a connection with other instrumentation devices, it must first disconnect the current device and then establish a new connection.

However, the current motorcycle market in the high-end market has put forward the need to install multiple display instruments on one vehicle. How to solve the problem of how to connect multiple instruments to a mobile phone at the same time and send different data information to different instruments has become a problem that needs to be solved at present.

Contents of the invention

The purpose of the present invention is to provide a method and system for interconnecting multi-core and multi-screen mobile phones. This solution proposes to display data after the multi-core and multi-screen system is interconnected with the mobile phone, and the content to be displayed can be displayed on different instrument screens. , to solve the problem of switching connection objects among multiple systems for wireless connection between a multi-meter system and a mobile phone, and realize the effect of one meter connected with multiple meters.

In order to achieve the above object, according to the first aspect of the present invention, the present invention provides the following technical solution: a method for interconnecting multi-core and multi-screen mobile phones, the method comprising the following steps:

The main table establishes a communication connection with the user equipment;

Receive data information sent by user equipment;

The main table analyzes the data information and plans the display content. When the main table is displayed, the data information is drawn and displayed on the main table screen. When the sub-table is displayed, the data information is processed and transmitted to the sub-table screen display.

Preferably, the establishment of a communication connection with the user equipment includes:

The main table establishes a socket connection with the user equipment.

Preferably, the main table to establish a socket connection with the user equipment includes:

The main meter establishes a WiFi hotspot, and the user equipment connects to the WiFi hotspot of the main meter. The user equipment transmits data information with the main meter by pre-installing an application program that matches the multi-core multi-screen system.

Preferably, said parsing said data information and planning display content includes:

The main meter receives the data information sent by the user equipment and the body equipment, and judges the data information. If the data information displays data for the main meter, the main meter completes the drawing and display of the data information on the main meter screen after receiving the data information. Display; if the data information is sub-meter display data information, the video stream is encoded after being drawn by the main meter to the virtual screen, and then transmitted to the sub-meter screen for display through the interconnection bus.

Preferably, the main table display data information includes vehicle speed and engine speed, and the sub-table display data information includes messages from mobile phones, incoming call reminders, weather reminders, simple navigation, and real-time picture information from recorders; Table display data information is displayed using a combination of preset screen and small window drawing.

Preferably, when it is a sub-table display, processing the data information and transmitting it to the sub-table screen display includes:

The main table draws the changed part of the content that needs to be displayed on the sub-table to the virtual screen in advance, and then performs streaming media encoding on the content of the virtual screen, transmits it to the sub-table through the bus connection with the sub-table, and notifies the sub-table of this content , displayed on the split screen.

According to the second aspect of the present invention, the present invention provides a multi-core multi-screen mobile phone interconnection system, the system includes a main meter, a plurality of sub-meters and user equipment; wherein,

The main table is used to establish a communication connection with the user equipment, receive the data information sent by the user equipment, analyze the data information and plan the display content, and when the main table is displayed, the data information is displayed on the main table screen Drawing and displaying, when it is sub-meter display, process the data information and transmit it to the sub-meter screen for display;

The user equipment is configured to establish a communication connection with the master meter, and send data information to the master meter;

The sub-meter is used to receive the data information transmitted by the main meter and display it on the sub-meter screen.

Preferably, the main table, used to establish a communication connection with the user equipment includes:

The main table establishes a socket connection with the user equipment, among which, the main table establishes a WiFi hotspot, and the user equipment connects to the WiFi hotspot of the main table. The user equipment performs data information with the main table by pre-installing an application program that matches the multi-core multi-screen system. transmission.

Preferably, the main table analyzes the data information and plans the display content, including:

The master meter receives the data information sent by the user equipment and the body equipment, and judges the data information. If the data information is displayed on the master meter, the master meter completes the drawing and display of the data information on the master meter screen after receiving the data. Display; if the data information is sub-table display data information, the video stream is encoded after being drawn by the main table to the virtual screen, and then transmitted to the sub-table screen for display through an interconnection bus such as Ethernet or ISP director.

Preferably, the main table uses a high-performance, high-frequency, multi-core CPU, and the sub-table uses a low-performance SOC with certain hardware decoding capabilities.

Compared with the prior art, the technical solution of the present application has the following beneficial technical effects:

1. The present invention proposes data display after the multi-core multi-screen system is interconnected with the mobile phone, and the content to be displayed can be displayed on different screens respectively, so as to solve the problem of switching the wireless connection between the multi-core multi-system and the mobile phone, and realize a Core connection multi-core display;

2. The present invention realizes the collocation of the main meter and the sub-meter. The main meter uses a high-performance chip to complete the display interface planning of all instruments and the drawing of the interface to be refreshed. The sub-meter uses a low-performance chip to display through content preset and small window drawing Combined, it not only solves the problem of poor interface drawing ability of low-performance chips, but also reduces the cost of the entire system;

3. Since the main meter controls the display of each sub-meter in the whole system, it has a certain degree of scalability. At the same time, the number of sub-meters can be increased or decreased through the bus, realizing the flexible collocation of the whole system.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure pointed out in the written description, claims hereof as well as the appended drawings.

Description of drawings

Fig. 1 is a step diagram of a method for interconnecting multi-core and multi-screen mobile phones provided by the present invention;

Fig. 2 is a schematic diagram of the connection between the user equipment and the master meter of the present invention;

FIG. 3 is a schematic flowchart of a multi-core multi-screen mobile phone interconnection display according to the present invention.

Detailed ways

The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

With reference to shown in Figure 1, a kind of method for multi-core multi-screen mobile phone interconnection provided by the present invention, described method comprises the following steps:

The main table establishes a communication connection with the user equipment;

Receive data information sent by user equipment;

Analyze the data information and plan the display content. When the main table is displayed, the data information is drawn and displayed on the main table screen. When the sub-table is displayed, the data information is processed and transmitted to the sub-table screen for display. .

It can be understood that the present invention proposes that the multi-core multi-screen system is interconnected with the mobile phone to project the screen of the mobile phone, and the content of the projected screen can be displayed on different screens respectively, so as to solve the problem of wireless connection and connection between the multi-core multi-system and the mobile phone. It realizes the connection of one core to multi-core display; it solves the technical problem that a mobile phone is connected to multiple meters at the same time and sends different data information to different meters.

Further, the establishment of a communication connection with the user equipment includes:

The main table establishes a socket connection with the user equipment. Among them, the main meter establishes a WiFi hotspot, the user equipment connects to the WiFi hotspot of the main meter, and the user equipment transmits data information with the main meter by pre-installing an application program that matches the multi-core multi-screen system.

In this embodiment, after the multi-core multi-screen instrument system is turned on, the wifi module of the main meter will be set to AP mode, and the main meter will be used as a wifi hotspot at the same time; The application program matched with the multi-core multi-screen system establishes a wireless connection with the main meter and transmits data information with the main meter. Specifically, the user equipment may be selected as a mobile phone, a tablet, or other mobile communication networks. In this embodiment, the user equipment is a mobile phone.

As shown in Figure 2, this solution can be divided into three parts: the main meter, the sub-meter, and the mobile phone. The sub-meter is set to one or more, and the main meter can be connected to multiple sub-meters. The APP that matches the multi-core multi-screen system is pre-installed on the mobile phone. There is a wifi module in the main table and the AP mode of the wifi module is used, and the drawing ability is strong. The wifi of the main meter is used as a hotspot, the sub-meter is connected to the main meter through Ethernet or SPI bus, and the mobile phone is used as a client to connect to the wifi module of the main meter. When the main watch is successfully connected to the mobile phone, the socket communication between the mobile phone and the main watch can be established through the wifi link of the wifi module.

Further, the parsing the data information and planning the display content includes:

The main table receives the data information sent by the user equipment. The main table analyzes the data information and plans the display content according to the data protocol and filling content. If the data information is displayed on the main table, the main table completes receiving the data information. Complete the drawing and display of data information on the main table screen; if the data information is sub-table display data information, the video stream encoding is performed after the main table is drawn to the virtual screen, and then transmitted to the sub-table through the interconnection bus.

Wherein, in this embodiment, the main table display data information includes instrument content such as vehicle speed and engine speed, and the sub-table display data information includes messages from mobile phones, call reminders, weather reminders, simple navigation, and information from recorders. The real-time screen information; among them, the sub-table display data information is displayed by combining the preset screen and small window drawing.

It should be noted that the mobile phone sends data information to the main watch. If the data information is displayed on the main watch screen, the main watch can complete the drawing and display of the data information on the main watch screen after receiving the data information. Considering the data transmission bandwidth limitation of the bus connection mode between the sub-meter and the main meter, so considering the display efficiency of the sub-meter, the display content of the sub-meter is displayed using a combination of preset screen and small window drawing.

Further, when it is a sub-table display, processing the data information and transmitting it to the sub-table screen display includes: the main table pre-draws the content of the changed part that needs to be displayed on the sub-table to the virtual screen, and then draws the content of the virtual screen After the streaming media is encoded, it is transmitted to the sub-table through the bus connection with the sub-table, and the sub-table is notified of the display position of the content, and displayed on the sub-table screen.

Referring to Fig. 3, the flow process of the multi-core multi-screen mobile phone interconnection display adopted by the present invention is as follows:

After the multi-core multi-screen instrument system is turned on, start the wifi module configuration program through the self-starting method, set the wifi module of the main meter to ap mode, and provide access hotspots for mobile phones;

The mobile phone is connected to the hotspot of the main watch, and the user establishes a socket connection with the main watch by pre-installing an APP that matches the multi-core multi-screen system. The user sets the projection screen display content of the main meter and sub-meter through the pre-installed APP and usage habits. After setting and saving, the multi-core multi-screen instrument system will take effect after restarting. The content displayed on the main meter screen is displayed on the main meter screen, including vehicle speed, engine speed, etc., and the content displayed on the sub-meter screen is displayed on the sub-meter screen, including messages from mobile phones, incoming call reminders, weather reminders, and simple navigation. , information such as real-time images from the recorder.

The APP sends data information to the main meter according to the user settings. Specifically, the APP sends data information from the mobile phone to the main meter through the wifi link. The main meter receives data information from the mobile phone and other sources, according to the user settings of the APP, respectively. Plan the display content of the main watch and sub-table, and display the display content of the main watch directly on the main watch screen; the display content of the main watch and sub-table includes message-based navigation data, message reminders of mobile phone applications, and call reminders , weather data, etc., the data information from other sources includes engine speed, vehicle speed, fuel level, and camera images.

According to the above user settings, the main table draws the changed part of the content that needs to be displayed on the sub-table to the virtual screen in advance, and then performs streaming media encoding on the content of the virtual screen, and transmits it to the sub-table through the bus connection with the sub-table, and Notify the sub-table of the display location of this content, and display it on the sub-table.

Further, considering the limitation of system cost, the main table uses a high-performance, high-frequency, multi-core CPU, and the sub-table uses a low-performance SOC with certain hardware decoding capabilities. The submeter uses a low-performance SOC, so its interface drawing capabilities are limited. This solution combines content presetting and small window drawing display on the sub-table, solidifies the display of the background UI, etc., and displays the encoded display screen of the master device from the data bus at the designated position of the sub-table. Therefore, by adopting a SOC with a certain hardware decoding capability, the sub-table can display the active picture from the main table with less performance consumption. In this way, flexible interface customization capabilities can be realized even when the sub-table performance is weak.

According to the second aspect of the present invention, the present invention provides a multi-core multi-screen mobile phone interconnection system, the system includes a main meter, a plurality of sub-meters and user equipment; wherein,

The main table is used to establish a communication connection with the user equipment, receive the data information sent by the user equipment, analyze the data information and plan the display content, and when the main table is displayed, the data information is displayed on the main table screen Drawing and displaying, when it is sub-meter display, process the data information and transmit it to the sub-meter screen for display;

The user equipment is configured to establish a communication connection with the master meter, and send data information to the master meter;

The sub-meter is used to receive the data information transmitted by the main meter and display it on the sub-meter screen.

Further, the main table, used to establish a communication connection with the user equipment includes:

The main table establishes a socket connection with the user equipment, among which, the main table establishes a WiFi hotspot, and the user equipment connects to the WiFi hotspot of the main table. The user equipment performs data information with the main table by pre-installing an application program that matches the multi-core multi-screen system. transmission.

Further, the parsing the data information and planning the display content includes:

The master meter receives the data information sent by the user equipment, and judges the data information. If the data information is displayed on the master meter, the master meter completes the drawing and display of the data information on the master meter screen after receiving the data; if The data information is the sub-table display data information, which is drawn from the main table to the virtual screen, and then the video stream is encoded and then transmitted to the sub-table screen for display through the interconnection bus.

Considering the limitation of system cost, the main table uses a high-performance, high-frequency, multi-core CPU, and the sub-table uses a low-performance SOC with certain hardware decoding capabilities. Therefore its ability to draw displays is limited. This solution combines content pre-setting on the sub-meter with small window drawing and display, which not only solves the problem of insufficient performance of the sub-meter, but also takes into account the needs of some customized display and drawing.

It can be understood that the multi-core multi-screen mobile phone interconnection system provided by the present invention corresponds to the multi-core multi-screen mobile phone interconnection method provided in the foregoing embodiments, and the multi-core multi-screen mobile phone interconnection system For relevant technical features, please refer to the relevant technical features of a method for interconnecting multi-core and multi-screen mobile phones, which will not be repeated here.

To sum up, the entire system of the present invention uses the combined design of the main table and the sub-table, and realizes the flexible configuration that the sub-table can be increased or decreased according to the needs of the project; the APP sends data information to the main table according to the user settings, and the main table uses high-performance , High main table, multi-core CPU, after receiving data information and analyzing data information through the main table, the display of the main table and sub-table is realized according to the data protocol and filling content; content preset and small window drawing are performed on the sub-table The combination of display not only solves the problem of insufficient sub-meter performance, but also takes into account the needs of some customized display drawing. The whole system proposes a one-core connection multi-core display, which simplifies the operation of user connection.

It should be noted that, in the foregoing embodiments, descriptions of each embodiment have their own emphases, and for parts that are not described in detail in a certain embodiment, reference may be made to relevant descriptions of other embodiments. While preferred embodiments of the invention have been described, additional changes and modifications to these embodiments can be made by those skilled in the art once the basic inventive concept is understood. Therefore, it is intended that the appended claims be construed to cover the preferred embodiment as well as all changes and modifications which fall within the scope of the invention.

Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still The technical solutions recorded in the foregoing embodiments may be modified, or some of the technical features may be replaced equivalently, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the within the protection scope of the present invention.

Claims (10)

1. A method for interconnecting a multi-core multi-screen mobile phone is characterized by comprising the following steps:

the main table establishes communication connection with the user equipment;

the main table receives data information sent by user equipment and vehicle body equipment;

and the main table analyzes the data information and plans display contents, when the data information is displayed as the main table, the data information is drawn and displayed on a main table screen, and when the data information is displayed as a sub-table, the data information is processed and transmitted to a sub-table screen for display.

2. The method for interconnecting a multi-core multi-screen mobile phone according to claim 1, wherein the establishing of the communication connection with the user equipment comprises:

the master table establishes a socket connection with the user device.

3. The method for interconnecting a multi-core multi-screen mobile phone according to claim 2, wherein the establishing of the socket connection with the user equipment by the master table comprises:

the method comprises the steps that WiFi hotspots are established in a master table, user equipment is connected with the WiFi hotspots of the master table, and the user equipment conducts data information transmission with the master table through an application program which is installed in advance and matched with the multi-core multi-screen system.

4. The method for interconnecting a multi-core multi-screen mobile phone and a multi-screen mobile phone according to claim 1, wherein the step of analyzing the data information and planning display contents by the master table comprises the following steps:

the main table receives data information sent by user equipment and vehicle body equipment, judges the data information, and if the data information is main table display data, the main table finishes drawing and displaying the data information on a main table screen after finishing receiving the data information; if the data information is sub-table display data information, the main table draws the virtual screen, video stream coding is carried out on the data information, and then the data information is transmitted to the sub-table screen through an interconnection bus to be displayed.

5. The method for interconnecting a multi-core multi-screen mobile phone and a multi-screen mobile phone according to claim 4, wherein the main display data information comprises a vehicle speed and an engine speed, and the sub display data information comprises a short message from the mobile phone, an instant messaging message, an incoming call reminder, a weather reminder, a simple navigation and real-time picture information from a recorder; and displaying the sub-table display data information by adopting a preset strategy of combining a picture with small window drawing.

6. The method for interconnecting a plurality of cores and a plurality of screens of a mobile phone according to claim 1, wherein when the information to be displayed is sub-table display, the processing and transmitting the data information to the sub-table screen for display comprises:

the main table draws the changing part of the content to be displayed on the sub-table to a virtual screen in advance, then carries out streaming media coding on the content of the virtual screen, transmits the content to the sub-table through bus connection between the main table and the sub-table, informs the display position of the content of the sub-table, and displays the content at the appointed position on the sub-table screen.

7. A multi-core multi-screen mobile phone interconnection system is characterized by comprising a main meter, a plurality of sub-meters, user equipment and body equipment; wherein,

the main table is used for establishing communication connection with user equipment, receiving data information sent by the user equipment, analyzing the data information and planning display content, when the main table is displayed, drawing and displaying the data information on a main table screen, and when the sub-table is displayed, processing the data information and transmitting the data information to a sub-table screen for display;

the user equipment is used for establishing communication connection with the main table and sending data information to the main table;

and the sub-table is used for receiving the data information transmitted by the main table and displaying the data information on a sub-table screen.

The vehicle body equipment is used for collecting basic information of a vehicle body and sending vehicle body data information to the main table.

8. The system of claim 7, wherein the master table, establishing a communication connection with a user device, comprises:

the method comprises the steps that socket connection with user equipment is established through a master meter, wherein WiFi hotspots are established through the master meter, the user equipment is connected with the WiFi hotspots of the master meter, and data information transmission with the master meter is conducted through the user equipment through an application program which is installed in advance and matched with the multi-core multi-screen system.

9. The system of claim 8, wherein the parsing the data information and planning the display content comprises:

the main table receives data information sent by user equipment and vehicle body equipment, judges the data information, and if the data information is main table display data information, the main table finishes drawing and displaying the data information on a main table screen after finishing data receiving; if the data information is sub-table display data information, the main table draws a virtual screen, then video stream coding is carried out, and then the data information is transmitted to a sub-table screen through an interconnection bus to be displayed.

10. A multi-core and multi-screen mobile phone interconnection system as claimed in claim 7,

the main table uses a CPU with high performance, high main frequency and multiple cores, and the sub-table uses an SOC with low performance and certain hardware decoding capability.

The main meter is provided with connecting modules of wifi, bluetooth and the like and user equipment, while the sub-meters are not provided with the connecting modules and are connected to the general meter only through an interconnection bus.

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