WO2022083342A1

WO2022083342A1 - Data transmission method and electronic device

Info

Publication number: WO2022083342A1
Application number: PCT/CN2021/117421
Authority: WO
Inventors: 郭冰冰; 刘小强
Original assignee: 华为技术有限公司
Priority date: 2020-10-21
Filing date: 2021-09-09
Publication date: 2022-04-28
Also published as: CN114390485A

Abstract

Provided are a data transmission method and an electronic device, the method being applied to a first device, wherein the first device establishes a connection with at least one second device. The method comprises: receiving first information sent by a second device, the first information comprising an application identifier of the second device; on the basis of the first information, sending a first request to the second device, the first request being used for requesting the second device to send, to the first device, an application package corresponding to the application identifier; and receiving the application package, corresponding to the application identifier, that is sent by the second device.

Description

Data transmission method and electronic device

This application is required to be submitted to the China Patent Office on October 21, 2020, the application number is 202011131059.6, and the application name is "Data Transmission Method and Electronic Equipment" and it is submitted to the China Patent Office on September 8, 2021. The application number is 202111047918.8 The priority of the Chinese patent application for "Data Transmission Method and Electronic Device", the entire contents of which are incorporated herein by reference.

technical field

The present application relates to the technical field of intelligent terminals, and in particular, to a data transmission method and electronic device.

Background technique

With the rapid development of technology, there are more and more types of smart terminals. For example, according to the classification of device types, the smart terminal may include: mobile phone, tablet, computer, vehicle-mounted device, smart home, fitness device, TV, large screen, and the like. According to different application scenarios, different smart terminals can be applied to fields such as office, home, sports, travel, education, etc., and different smart terminals can store data respectively. Therefore, in order to provide a good use experience, different smart terminals Data transmission needs to be performed between the above-mentioned intelligent terminals to complete information synchronization.

For example, when a user replaces a new device or adds a new device, the user needs to transfer data (such as application packages, pictures or files, etc.) from the old device to the new device to synchronize information between the new device and the old device .

One of the existing data transmission methods is to use a third-party server (such as the cloud, etc.), the old device logs in to the cloud account, backs up the data and transfers it to the cloud, and then the new device logs in to the same cloud account, downloads the data and installs the application. program and restore data to complete the synchronization of information between the new device and the old device. The disadvantage of the existing data transmission method 1 is that the data transmission between the new device and the old device needs to use a third-party server and log in to the same server account to complete the information synchronization, and the cloud backup has a slow speed and consumes a lot of energy. Time, consume a lot of traffic and other issues. If the new device and the old device log in to different third-party servers, or log in to different server accounts, or do not log in to the third server, the data transfer between the new device and the old device cannot be completed. , so that information synchronization cannot be achieved.

The second existing data transmission method is to establish a one-to-one connection between the new device and the old device. The user operates the old device and selects the data to be transmitted in the old device, so that the old device transmits the selected data to the new device. The new device installs applications and restores data, thus completing the synchronization of information between the new device and the old device. The disadvantage of the existing data transmission method 2 is that only one-to-one data transmission can be completed between the new device and the old device, and the user needs to operate the old device to select the data to be transmitted and transmit it to the new device. , If some hardware (such as buttons or screen) of the old device is damaged, it will cause the user to be unable to operate the old device, so that the data cannot be transferred to the new device, so that information synchronization cannot be achieved.

SUMMARY OF THE INVENTION

The present application provides a data transmission method and electronic device, the electronic device can realize data transmission with at least one second device without resorting to a third-party server (such as the cloud, etc.) The second device is operated to provide a good user experience.

In a first aspect, the present application provides a data transmission method, which is applied to a first device, wherein the first device establishes a connection with at least one second device, and the method includes:

sending a first request to the second device, so that the second device sends first information based on the first request, wherein the first information includes an application identifier and a device identifier of the second device;

receiving first information sent by the second device;

Based on the first information, a second request is sent to the second device corresponding to the device identifier, so that the second device sends the application package corresponding to the application identifier to the second device based on the second request. the first device to complete data transmission between the first device and the second device.

In one possible implementation manner, the first request includes device type information of the first device, the second device includes compatibility information between an application and a device type, and the first information is based on the The device type of the first device and the compatibility information are determined.

In one possible implementation manner, the first device includes device type information, and the first information further includes compatibility information between the application program and the device type. After a message, the method further includes:

Based on the compatibility information and the device type information, the application program of the second device in the first information is determined, and the second information is determined and displayed.

In one possible implementation manner, the first information further includes a version of the application, and after the receiving the first information sent by the second device, the method further includes:

Based on the version, the same application program of the plurality of second devices in the first information is determined, and the third information is determined and displayed.

In one possible implementation manner, before the sending the second request to the second device corresponding to the device identifier, the method further includes:

In response to the user selection operation, the selected target application program is determined in the second information.

In response to the user selection operation, the selected target application program is determined in the third information.

In one possible implementation manner, the first information is updated by the second device based on changes in the application package.

In a second aspect, the present application provides an apparatus, wherein the apparatus establishes a connection with at least one second device, and the apparatus includes:

A first request sending module, configured to send a first request to the second device, so that the second device sends first information based on the first request, wherein the first information includes the information of the second device. application identification and device identification;

a receiving module, configured to receive the first information sent by the second device;

A second request sending module, configured to send a second request to a second device corresponding to the device identifier based on the first information, so that the second device sends a request to the application based on the second request A corresponding application package is identified to the apparatus to complete data transmission between the apparatus and the second device.

In one possible implementation manner, the first request includes device type information of the apparatus, the second device includes compatibility information between an application program and a device type, and the first information is based on the device type information of the apparatus. The device type and the compatibility information are determined.

In one possible implementation manner, the apparatus includes device type information, the first information further includes compatibility information between the application program and the device type, and the apparatus further includes:

The second information determination module is configured to determine, based on the compatibility information and the device type information, the application program of the second device in the first information, and determine and display the second information.

In one possible implementation manner, the first information further includes the version of the application, and the apparatus further includes:

A third information determination module, configured to determine, based on the version, the same application program of a plurality of the second devices in the first information, and determine and display the third information.

In one possible implementation manner, the device further includes:

The first selection module is used for determining the selected target application program in the second information in response to the user's selection operation.

In one possible implementation manner, the device further includes:

The second selection module is used for determining the selected target application program in the third information in response to the user's selection operation.

In a third aspect, the present application provides an electronic device that establishes a connection with at least one second device, wherein the electronic device includes:

a display screen; one or more processors; a memory; a plurality of application programs; and one or more computer programs, wherein the one or more computer programs are stored in the memory, the one or more computer programs Include instructions that, when executed by the electronic device, cause the electronic device to perform the following steps:

receiving first information sent by the second device;

Based on the first information, a second request is sent to the second device corresponding to the device identifier, so that the second device sends the application package corresponding to the application identifier to the second device based on the second request. the electronic device to complete data transmission between the electronic device and the second device.

In one possible implementation manner, the first request includes device type information of the electronic device, the second device includes compatibility information between an application and a device type, and the first information is based on the electronic device The device type of the device and the compatibility information are determined.

In one possible implementation manner, the electronic device includes device type information, the first information further includes compatibility information between the application program and the device type, and when the instruction is executed by the electronic device, the After the electronic device performs the step of receiving the first information sent by the second device, the electronic device further performs the steps:

Based on the compatibility information and the device type information, the application program of the second device in the first information is judged, and the second information is determined and displayed.

In one possible implementation manner, the first information further includes a version of an application program, and when the instruction is executed by the electronic device, when the electronic device executes the receiving message sent by the second device After the step of the first message, the electronic device further performs the steps:

In one possible implementation manner, when the instruction is executed by the electronic device, before the electronic device executes the step of sending a second request to the second device corresponding to the device identifier, the The electronic device also performs the steps:

In a fourth aspect, the present application provides a computer-readable storage medium, where a computer program is stored in the computer-readable storage medium, which, when executed on a computer, causes the computer to execute the method according to the first aspect.

In a fifth aspect, the present application provides a computer program for executing the method of the first aspect when the computer program is executed by a computer.

In a possible design, the program in the fifth aspect may be stored in whole or in part on a storage medium packaged with the processor, and may also be stored in part or in part in a memory not packaged with the processor.

Description of drawings

Figure P1 is a schematic diagram of a data transmission method 1 in the prior art;

Figure P2 is a schematic diagram of a second data transmission method in the prior art;

1 is a flowchart of an embodiment of a data transmission method of the present application;

Fig. 2 is the method flow chart of another embodiment of the data transmission method of the present application;

3 is a schematic structural diagram of a distributed database in an embodiment of the data transmission method of the application;

4 is a schematic structural diagram of a first device and a second device forming a networking system in an embodiment of the data transmission method of the present application;

5 is a schematic structural diagram of a first device and a plurality of second devices forming a networking system in an embodiment of the data transmission method of the present application;

6 is a flowchart of another embodiment of the data transmission method of the present application;

FIG. 7 is a flowchart of another embodiment of the data transmission method of the present application;

FIG. 8(a) is a schematic diagram of an embodiment of displaying an application program of the second device in the first device in the data transmission method of the present application;

FIG. 8(b) is a schematic diagram of another embodiment of displaying an application program of the second device in the first device in the data transmission method of the present application;

8(c) is a schematic diagram of another embodiment of displaying an application program of the second device in the first device in the data transmission method of the present application;

FIG. 8(d) is a schematic diagram of another embodiment of displaying an application program of the second device in the first device in the data transmission method of the present application;

8(e) is a schematic diagram of an embodiment of an application program in the migration device A displayed in the first device in the data transmission method of the application;

Fig. 8(f) is a schematic diagram showing an embodiment of the application program in the migration device A, the device B and the device C in the first device in the data transmission method of the application;

FIG. 9 is a schematic structural diagram of an embodiment of a data transmission device of the present application;

10 is a schematic structural diagram of another embodiment of the data transmission device of the present application;

FIG. 11 is a schematic structural diagram of still another embodiment of the data transmission device of the present application;

FIG. 12 is a schematic structural diagram of an embodiment of the electronic device of the present application.

Detailed ways

The terms used in the embodiments of the present application are only used to explain specific embodiments of the present application, and are not intended to limit the present application.

As shown in Figure P1, one of the existing data transmission methods is to use a third-party server (such as the cloud, etc.), the old device logs in to the cloud account, backs up the data and transmits it to the cloud, and then the new device logs in to the same cloud account and transfers the data to the cloud. This data downloads and installs apps and restores data to complete the synchronization of information between the new and old devices. The disadvantage of the existing data transmission method 1 is that the data transmission between the new device and the old device needs to use a third-party server and log in to the same server account to complete the information synchronization, and the cloud backup has a slow speed and consumes a lot of energy. Time, consume a lot of traffic and other issues. If the new device and the old device log in to different third-party servers, or log in to different server accounts, or do not log in to the third server, the data transfer between the new device and the old device cannot be completed. , so that information synchronization cannot be achieved.

As shown in Figure P2, the existing data transmission method 2 is to establish a one-to-one connection between the new device and the old device, and the user operates the old device to select the data to be transmitted in the old device, so that the old device will transfer the selected data. Transfer to a new device, install applications and restore data from the new device, thereby completing the synchronization of information between the new device and the old device. The disadvantage of the existing data transmission method 2 is that only one-to-one data transmission can be completed between the new device and the old device, and the user needs to operate the old device to select the data to be transmitted and transmit it to the new device. , If some hardware (such as buttons or screen) of the old device is damaged, it will cause the user to be unable to operate the old device, so that the data cannot be transferred to the new device, so that information synchronization cannot be achieved.

To this end, the present application proposes a data transmission method and electronic device, which can realize the transmission of data (such as application package, file or picture, etc.) between the electronic device and at least one second device without resorting to third-party services terminal (such as the cloud, etc.), the user does not need to operate the second device, so as to provide a good use experience.

FIG. 1 is a flowchart of an embodiment of a data transmission method of the present application. As shown in FIG. 1 , the above data transmission method is applied to a first device, wherein the first device establishes a connection with at least one second device, and the method include:

S101. Send a first request to the second device, so that the second device sends first information based on the first request, where the first information includes an application identifier and a device identifier of the second device .

The first device and the second device may include mobile terminals (mobile phones), smart screens, tablets, computers, smart homes, fitness equipment, TVs, large screens, drones, and Intelligent Connected Vehicles; hereinafter referred to as: ICV), intelligent (car) car (smart/intelligent car) or in-vehicle equipment and other equipment. The first device and the second device may be the same device or different devices, respectively, and multiple second devices may be the same device or different devices, respectively. For example, the first device may be a mobile phone, and the second device may be a mobile phone, a tablet, a TV, a large screen, and the like, respectively.

The first device may establish connections with a plurality of the second devices respectively, and the connection modes may include wireless connections such as wifi, bluetooth, local area network, broadcast, antenna, etc., or wired connections. In the step S101, the first device may send the first request to a plurality of the second devices respectively, and the first request may include a request by the first device to perform data communication with the second device A message to be transmitted, so as to realize one-to-one or one-to-many data transmission between the first device and a plurality of the second devices.

It is worth mentioning that, in this embodiment, the method can complete the data transmission between the first device and the second device without resorting to a third-party server (such as a cloud, etc.).

S102. Receive the first information sent by the second device.

In the step S102, the first device may respectively receive the first information sent by a plurality of the second devices. The application identifier may be used to identify the name of the application program of the second device, and the like, and the device identifier may be used to identify the device name or ID of the second device, and the like. For example, the second device may include a device A, a device B, and a device C, the device A may include an application program A1, an application program A2, and an application program A3, and the device B may include an application program B1 and an application program B2, The device C may include an application program C1 and an application program C2, and the first information sent by the device A includes the application program A1, the application program A2 and the application program A3 of the device A. A device identifier, the first information sent by the device B may include the application identifiers of the application B1 and B2 of the device B and the device identifier of the device B, and the first information sent by the device C may include The application program identifiers of the application program C1 and the application program C2 of the device C and the device identifier of the device C.

It is worth mentioning that the first device can perform data transmission with a plurality of the second devices through wireless or Bluetooth, and the first device can store the data in all the second devices. The application identification and the device identification to realize the optional data transmission.

S103. Based on the first information, send a second request to a second device corresponding to the device identifier, so that the second device sends an application package corresponding to the application identifier based on the second request to the first device to complete data transmission between the first device and the second device.

In the step S103, the first device may send a second request to a plurality of the second devices respectively, so that the plurality of second devices respectively send corresponding application packages to the first device, so as to causing the first device to complete data transmission with a plurality of the second devices respectively. The second request may include a message from the first device requesting the second device to send an application package to the first device. For example, based on the device identification of the device A, the first device sends the second request to the device A, so that the device A sends the application package of the application A1, the application A2 and the application A3 to the device A, respectively. The first device, based on the device ID of the device B, the first device sends a second request to the device B, so that the device B sends the application package of the application B1 and the application B2 to the device B respectively. The first device, based on the device identifier of the device C, the first device sends a second request to the device C, so that the device C sends the application packages of the application C1 and the application C2 to the first a device, so as to realize data transmission between the first device and the device A, the device B, and the device C, respectively.

In this embodiment, as shown in FIG. 2 , a first device and a plurality of second devices perform device networking through wireless, Bluetooth, etc., to form a networking system, and the method may include:

S901. Receive first information sent by the second device, where the first information includes an application identifier of the second device;

S902. Based on the first information, send a first request to the second device, where the first request is used to request the second device to send an application package corresponding to the application identifier to the second device the first device;

S903. Receive an application package corresponding to the application identifier sent by the second device.

Preferably, a distributed database is stored in the first device and each second device in the networking system, and the distributed database is used to store the first information of each device in the networking system. Can contain application ID or device ID, etc. For example, after receiving the first information sent by the one or more second devices, the first device stores the received first information of the second devices in a distributed database. It can be understood that there is a mapping relationship between the device identification of the second device and the application identification, such as device identification + application identification, etc., for example, the device identification can be used to identify the name or ID of the second device, and the application identification. It can be used to identify the application name or ID of the second device corresponding to the device identification.

As shown in FIG. 3 , the distributed database of the first device stores multiple pieces of first information (such as application identifiers and device identifiers, etc.) of the second device. For example, the distributed database stores information corresponding to device A. A plurality of first information, a plurality of first information corresponding to device B, and a plurality of first information corresponding to device C, etc., wherein, the plurality of first information corresponding to device A may include device identification a + application identification a1, device identifier a+application identifier a2, the multiple first information corresponding to device B may include device identifier b+application identifier b1, device identifier b+application identifier b2, and the multiple first information corresponding to device C It may include device identification c + application identification c1, device identification c + application identification c2. It can be understood that the application identifier a1, the application identifier b1, and the application identifier c1 can identify the name or ID of the same application, and the application identifier a2, the application identifier b2, and the application identifier c2 can identify the same application. Name or ID, etc. to represent the same app for different devices (versions may vary).

As shown in FIG. 4 , a new device (eg, a first device) and an old device (eg, a second device) can establish a connection to form a networking system to complete data transmission between the new device and the old device. Both the new device and the old device contain a distributed database. The distributed database of the new device stores one or more application identifiers of the old device, and the distributed database of the old device stores one or more applications of the new device. Program ID. Further, both the new equipment and the old equipment include a package management module and an application program, and the package management module is used to receive and send the first information and the application package of the application program, etc., and store the received first information in a distributed database. , and complete application installation and data recovery.

For example, the package management module of the old device reads the application ID from the field of the application, and sends the application ID to the package management module of the new device, and the package management module of the new device receives the application ID of the old device , and stored in the distributed database of the new device. The package management module of the new device can also send a first request to the old device according to the application identifier of the old device, so that the package management module of the old device can send the new device to the new device according to the first request. The device sends the corresponding application package, and the package management module of the new device completes the installation of the application and data recovery after receiving the application package.

As shown in Figure 5, the first device and multiple second devices can establish connections to form a networking system to complete data transmission between multiple devices. The first device, multiple second devices such as device A, device B, and device C, etc., both the first device and the multiple second devices may include a distributed database, an application program, and a package management module. Therefore, the distributed database of the first device may store multiple application identifiers and device identifiers of the second device.

Further, step S902 may include:

S911, displaying a plurality of application identifiers and device identifiers of the second devices;

S912, in response to the user selection operation, select the first target device identifier and the first target application identifier from the application identifiers and device identifiers of the plurality of second devices;

S913. Send a first request to the second device corresponding to the first target device identifier, where the first request is used to request the second device corresponding to the first target device identifier to send the first request to the second device corresponding to the first target device identifier. The target application program identifies the corresponding application program package to the first device.

That is to say, the application identifiers and device identifiers of multiple second devices can be displayed on the touch screen of the first device, and the user can operate on the touch screen of the first device to select the first target device to be cloned The identifier and the first target application identifier, the first device requests the second device corresponding to the first target device identifier to download the application package corresponding to the first target application identifier.

In one possible implementation manner, before the second device sends the application package corresponding to the application identifier to the first device, the second device backs up the application package. That is, the second device can back up and store the application package to prevent data loss.

It should be noted that the first device may include a package management system for managing the application package, such as installing an application or performing data recovery, which is not limited herein.

It is worth mentioning that the method further includes, based on the application package, installing an application and performing data recovery. That is to say, the first device can install the application program and restore the data according to the application program, thereby realizing information synchronization.

It can be understood that, in the method, the user does not need to operate the second device. Further, the user does not need to operate the first device, and the first device does not need to prompt the user during the process of data transmission between the first device and the second device, so as to realize the first device. A silent transmission between a device and the second device.

In one possible implementation manner, as shown in FIG. 8(a), before the step S103, the method further includes: displaying the first information, and determining the first information in response to a user's selection operation The target application in the target device that needs to be transferred. The first information may be displayed in the first device in a list, text or sequence. The target application program of the target device may include the application program of the second device in the first information selected by the user. For example, the user can select the application A1 and application A3 of the device A and the application C1 of the device C in the first information, that is, the target application of the target device is the device A application A1 and application A3, and application C1 of the device C, wherein the first device sends a second request to the device A and the device C, respectively, so that the device A will The application package of the application program A3 is sent to the first device, and the device C sends the application package of the application program C1 to the first device, so that the first device according to the application program A1, the application program A3 and the application package of the application C1, respectively install the application A1, the application A3 and the application C1, and restore the corresponding data to complete the information synchronization.

It should be understood by those skilled in the art that data transmission of data such as files or pictures can also be performed between the first device and the second device, which should all belong to the protection scope of the present application.

In one possible implementation manner, the first request includes device type information of the first device, the second device includes compatibility information between an application and a device type, and the data sent by the second device The first information is determined based on the device type of the first device and the compatibility information.

In this embodiment, the first device stores device type information of the first device, and the device type information may include a mobile terminal (mobile phone), a smart screen, a tablet, a computer, a smart home, a fitness device, a TV, The type of equipment such as large screen, drone, intelligent connected vehicle (Intelligent Connected Vehicle; hereinafter referred to as: ICV), smart (car) car (smart/intelligent car) or in-vehicle equipment. The second device stores compatibility information between applications and device types, and the compatibility information may include device types compatible with the application in the second device. The first information may include an application identifier and a device identifier of the second device that are compatible with the first device. That is, the second device determines whether the application program of the second device is compatible with the first device based on the compatibility information and the device type information of the first device, so as to determine the first information .

For example, as shown in FIG. 8(b), based on the compatibility information and the device type information of the first device, the device A determines that the application A1 and the application A2 of the device A are compatible with the device A The first device, the device B determines that the application program B2 of the device B is compatible with the first device, the device C determines that the application program C1 of the device C is compatible with the first device, then the device C determines that the application program C1 of the device C is compatible with the first device. The first information includes the application program A1 of the device A, the application program identification of the application program A2 and the device identification of the device A, the application program identification of the application program B2 of the device B and the device identification of the device B , and the application identifier of the application C1 of the device C and the device identifier of the device B. In the step S103, the device A sends the application program A1 and the application program package of the application program A2 to the first device, and the device B sends the application program package of the application program B2 to the first device. , the device C sends the application package of the application C1 to the first device, so that the first device can install the application A1, the application A2, the application B2 and the application C1 and perform corresponding Data Recovery.

It can be understood that the compatibility information may include a preset field added in the application data package during the application development stage of the application, and the preset field is used to indicate a device compatible with the application. type.

That is to say, step S901 may include:

S921. Send the device type of the first device to the second device;

S922. Receive first information sent by the second device, where the first information includes an application identifier compatible with the device type of the first device.

That is to say, the compatibility information between the application program and the device type is stored in the second device. Before the second device sends the first information to the first device, the first device first sends the device type of the first device to the second device, and the second device sends the first device to the first device according to the device type and compatibility information of the first device. The application program identifier of the compatible application program of the first device, so as to prevent the first device from downloading the incompatible application program and wasting resources.

In one possible implementation manner, as shown in FIG. 6 , the first device includes device type information, and the first information also includes compatibility information between the application program and the device type. After the first information sent by the second device, the method further includes:

S201. Based on the compatibility information and the device type information, determine the application program of the second device in the first information, determine and display the second information.

In this embodiment, the first device stores device type information of the first device. The second device stores compatibility information between applications and device types, and the compatibility information may include device types compatible with the application in the second device. In the step S201, the first device determines whether the application program of the second device is compatible with the first device based on the compatibility information in the first information and the device type information of the first device a device to determine the second information.

For example, based on the compatibility information and the device type information of the first device, the first device determines the application A3 of the device A, the application B1 of the device B, and the application of the device C C2 is compatible with the first device. In the step S103, the device A sends the application package of the application A3 to the first device, the device B sends the application package of the application B1 to the first device, and the device C sends the application package of the application C2 to the first device, so that the first device can install the application A3, the application B1 and the application C2 and perform corresponding data recovery.

The second information may be displayed in the first device in a list, text or sequence, etc., and the first device may display the name of the second device and the application program of the second device, etc. for Meet the user's selection needs. For example, the first device may display the application A3 of the device A and the device A, the application B1 of the device B and the device B, the application C2 of the device C and the device C name etc.

That is, step S902 may include:

S931. According to the compatibility information, determine whether the application program of the second device is compatible with the device type of the first device;

S932. If the application program of the second device is compatible with the device type of the first device, send a first request to the second device, where the first request is used to request the second device to send a An application package that is compatible with the device type of the first device identifies the corresponding application package to the first device.

That is, the first information received by the first device further includes compatibility information between the application program of the second device and the device type, which is used to determine whether the application program of the second device is compatible with the first device. If the application program of the second device is not compatible with the first device, the first device does not need to send the first request to the second device, so as to avoid downloading the incompatible application program and wasting resources.

S202. In response to the user's selection operation, determine the selected target application program in the second information.

For example, as shown in FIG. 8( c ), when the user selects the application program A3 of the device A and the application program C2 of the device C, the first device determines the selected application program in the second information The target applications correspond to the application A3 of the device A and the application C2 of the device C. In the step S103, the selected target application is determined based on the second information, and the first device sends a second request to the corresponding second device, so that the second device sends the corresponding The application package of the target application is sent to the first device, so that the first device can install the target application and perform data recovery. For example, in the step S103, the first device sends a second request to the device A and the device C, so that the device A sends the application package of the application A3 to the first device , the device C sends the application package of the application C2 to the first device, so that the first device can install the application A3 and the application C2 and restore the corresponding data.

It can be understood that the user's selection operation may include clicking on the icon or name of the application program of the second device corresponding to the screen of the first device, or other operation methods, such as voice, gesture, etc. This is not limited.

In one possible implementation manner, as shown in FIG. 7 , the first information further includes the version of the application, and after the receiving the first information sent by the second device, the method further includes:

S301. Judging, based on the version, the same application program of multiple second devices in the first information, and determining and displaying third information.

For example, the device A, the device B and the device C all include the same application m and the same application n, and the same application m and the same application n of the device A, the device B and the device C The versions of the same application n are different, and the versions of the application m of the device C and the application n of the device A are the highest. The first information may include versions of the same application m and the same application n of the device A, the device B, and the device C, respectively. In the step S301, the first device determines that the version of the application program m of the device C is the highest and the version of the application program n of the device A is the highest, and then determines the third information, wherein the The three pieces of information include the application identifier of the application m of the device C and the device identifier of the device C, the application identifier of the application n of the device A and the device identifier of the device A, wherein the Information such as the names of the application program m of the device C and the application program n of the device A can be displayed in the first device to meet the user's selection requirements. In the step S103, the first device sends a second request to the device A and the device C respectively, so that the device A sends the application package of the application n to the first device, and the Device C sends the application package of application m to the first device, so that the first device can install the highest version of application m and application n and restore data.

That is, step S902 may include:

S941. Compare the same application version of multiple second devices to determine a second target device identifier and a second target application identifier corresponding to the application version, where the second target device identifier corresponds to The second device has the highest version of the application;

S942. Send a first request to the second device corresponding to the second target device identifier, where the first request is used to request the second device corresponding to the second target device identifier to send the second target application The program identifies the corresponding application package to the first device.

That is to say, the first information may further include application program versions and device identifiers of multiple second devices. For example, if the device A, the device B, and the device C all include the same application m, and the device C has the highest version of the application m, then the device C is the second target device, and the application m is The second target application, therefore, the first device can download the application package of the application m of the device C, and complete the installation of the application package, data recovery, and the like.

S302. In response to the user's selection operation, determine the selected target application program in the third information.

For example, as shown in FIG. 8(d), when the user selects the application m of the device C, the first device determines in the third information that the selected target application corresponds to the device C application m. In the step S103, the selected target application is determined based on the third information, and the first device sends a second request to the corresponding second device, so that the second device sends the corresponding The application package of the target application is sent to the first device, so that the first device can install the target application and perform data recovery. For example, in the step S103, the first device sends a second request to the device C, so that the device C sends the application package of the application m to the first device for the The first device installs the application program m with the highest version and restores the corresponding data.

For example, FIG. 8(e) is a schematic diagram showing an embodiment of the application program in the migration device A in the first device in the data transmission method of the present application, wherein the application program A1, the application program A2 and the application program A3 in the device A are Optionally migrate to the first device, i.e. the application package of application A1, the application package of application A2 and the application package of application A3 in the device A are transferred to the first device, This enables the first device to complete program cloning. Fig. 8(f) is a schematic diagram showing an embodiment of migrating applications in device A, device B, and device C in the first device in the data transmission method of the present application, wherein application A1, application A2 and application A2 in device A Application A3, application B1 and application B2 in device B, and application C1 and C2 in device C are selectively migrated to the first device so that the first device can complete program cloning.

In a possible implementation manner, the first device includes device type information, and the first information further includes compatibility information between the application program and the device type and the version of the application program. After the first information sent by the second device, the method further includes:

S201. Based on the compatibility information and the device type information in the first information, determine the application program of the second device in the first information, and determine the first information based on the version The same application program of a plurality of the second devices performs judgment to determine the fourth information.

That is to say, the fourth information may include a target application of the second device that is compatible with the first device, wherein, relative to the same application in the second device, the target application The version of the program is the highest, so that the first device can install the target application program with the highest compatible version and restore the corresponding data.

Specifically, when an application program is installed or uninstalled in the second device, the corresponding application program identifier is correspondingly added or deleted in the first information, so as to realize the communication between the first device and the second device. information synchronization between.

Optionally, when a certain second device is disconnected from the first device, such as when the network of the second device fails or the second device goes offline, the corresponding first device is deleted from the first information. All application IDs and device IDs for the second device. Correspondingly, when a second device establishes a connection with the first device, the application identifier and device identifier of the corresponding second device are added to the first information.

That is, if it is detected that the first device is disconnected from the second device, the application program identifier or the device identifier of the second device is deleted. For example, the distributed database of the first device stores the device identification and application identification of device A, the device identification and application identification of device B, and the device identification and application identification of device C. Once the device is disconnected, the device identifier of the device A and all application identifiers in the distributed database of the first device are deleted.

It can be understood that, some or all of the steps or operations in the foregoing embodiments are only examples, and the embodiments of the present application may also perform other operations or variations of various operations. Furthermore, the various steps may be performed in a different order presented in the above-described embodiments, and may not perform all operations in the above-described embodiments.

FIG. 9 is a schematic structural diagram of an embodiment of a data transmission apparatus of the present application. As shown in FIG. 9 , the above-mentioned data transmission apparatus 100 establishes a connection with at least one second device. The apparatus 100 may include: a first request sending module 10, a receiving The module 20 and the second request sending module 30; it should be understood that the apparatus 100 may correspond to the electronic device 900 shown in FIG. 12 .

The first request sending module 10 is configured to send a first request to the second device, so that the second device sends first information based on the first request, wherein the first information includes all the application identification and device identification of the second device;

The receiving module 20 is configured to receive the first information sent by the second device;

The second request sending module 30 is configured to, based on the first information, send a second request to the second device corresponding to the device identifier, so that the second device sends the second request based on the second request. The application program identifies the corresponding application program package to the apparatus 100, so as to complete the data transmission between the apparatus and the second device.

In one possible implementation manner, as shown in FIG. 10 , the apparatus 100 includes device type information, the first information further includes compatibility information between the application program and the device type, and the apparatus 100 further includes:

The second information determining module 41 is configured to determine, based on the compatibility information and the device type information, the application program of the second device in the first information, and determine and display the second information.

In one possible implementation manner, as shown in FIG. 11 , the first information further includes the version of the application, and the apparatus 100 further includes:

The third information determining module 51 is configured to determine, based on the version, the same application program of the plurality of second devices in the first information, and determine and display the third information.

In one possible implementation manner, the apparatus 100 further includes:

The first selection module 42 is configured to determine the selected target application in the second information in response to the user's selection operation.

In one possible implementation manner, the apparatus 100 further includes:

The second selection module 52 is configured to determine the selected target application program in the third information in response to the user's selection operation.

In one possible implementation manner, before the second device sends the application package corresponding to the application identifier to the apparatus 100, the second device backs up the application package.

The data transmission apparatus provided by the embodiments shown in FIG. 9 to FIG. 11 can be used to implement the technical solutions of the method embodiments shown in FIG. 1 or FIG. 2 of the present application, and the implementation principles and technical effects can be further referred to the related descriptions in the method embodiments.

It should be understood that the data transmission apparatus 100 may correspond to the electronic device 900 shown in FIG. 12 . The functions of the second information determination module 41, the first selection module 42, the third information determination module 51 and the second selection module 52 may be implemented by the processor 910 in the electronic device 900 shown in FIG. 12, and the first request to send The functions of the module 10 , the receiving module 20 and the second request sending module 30 may be implemented by the transceiver 920 in the electronic device 900 shown in FIG. 12 .

The data transmission apparatus 100 provided by the embodiments shown in FIG. 9 to FIG. 11 can be used to implement the technical solutions of the method embodiments shown in FIG. 1 to FIG. 3 of the present application. For the implementation principle and technical effect, reference may be made to the relevant descriptions in the method embodiments. .

It should be understood that the division of each module of the data transmission apparatus shown in FIG. 9 to FIG. 11 above is only a division of logical functions, and may be fully or partially integrated into a physical entity in actual implementation, or may be physically separated. And these modules can all be implemented in the form of software calling through processing elements; they can also all be implemented in hardware; some modules can also be implemented in the form of software calling through processing elements, and some modules can be implemented in hardware. For example, the detection module may be a separately established processing element, or may be integrated in a certain chip of the electronic device. The implementation of other modules is similar. In addition, all or part of these modules can be integrated together, and can also be implemented independently. In the implementation process, each step of the above-mentioned method or each of the above-mentioned modules can be completed by an integrated logic circuit of hardware in the processor element or an instruction in the form of software.

For example, the above modules may be one or more integrated circuits configured to implement the above methods, such as: one or more specific integrated circuits (Application Specific Integrated Circuit; hereinafter referred to as: ASIC), or, one or more microprocessors Digital Singnal Processor (hereinafter referred to as: DSP), or, one or more Field Programmable Gate Array (Field Programmable Gate Array; hereinafter referred to as: FPGA), etc. For another example, these modules can be integrated together and implemented in the form of a system-on-a-chip (System-On-a-Chip; hereinafter referred to as: SOC).

FIG. 12 is a schematic structural diagram of an embodiment of an electronic device of the present application. As shown in FIG. 12 , the above-mentioned electronic device may include: a display screen; one or more processors; a memory; multiple application programs; and one or more computer programs .

Wherein, the above-mentioned display screen may include a display screen of a vehicle-mounted computer (Mobile Data Center); the above-mentioned electronic equipment may be a mobile terminal (mobile phone), a smart screen, an unmanned aerial vehicle, an intelligent connected vehicle (Intelligent Connected Vehicle; hereinafter referred to as : ICV), intelligent (car) car (smart/intelligent car) or in-vehicle equipment and other equipment.

Wherein the above-mentioned one or more computer programs are stored in the above-mentioned memory, and the above-mentioned one or more computer programs include instructions that, when the above-mentioned instructions are executed by the above-mentioned equipment, cause the above-mentioned equipment to perform the following steps:

receiving first information sent by the second device;

Based on the version, the same application program of a plurality of the second devices in the first information is determined to determine and display the third information.

In one possible implementation manner, before the second device sends the application package corresponding to the application identifier to the electronic device, the second device backs up the application package.

In one possible implementation manner, when the instruction is executed by the electronic device, the electronic device further executes:

receiving first information sent by the second device, wherein the first information includes an application identifier of the second device;

Based on the first information, send a first request to the second device, where the first request is used to request the second device to send an application package corresponding to the application identifier to the electronic device ;

An application package corresponding to the application identifier sent by the second device is received.

In one possible implementation manner, the first information further includes compatibility information between the application program and the device type, and when the instruction is executed by the electronic device, the electronic device is made to execute the The first information, sending a first request to the second device, includes:

According to the compatibility information, determine whether the application program of the second device is compatible with the device type of the electronic device;

If the application program of the second device is compatible with the device type of the electronic device, send a first request to the second device, wherein the first request is used to request the second device to send a request to the electronic device An application program that is compatible with the device type of the device identifies the corresponding application program package to the electronic device.

In one possible implementation manner, the second device includes compatibility information between an application program and a device type, and when the instruction is executed by the electronic device, it causes the electronic device to execute the receiving by the electronic device. The first information sent by the second device includes:

sending the device type of the electronic device to the second device;

First information sent by the second device is received, wherein the first information includes an application identifier compatible with a device type of the electronic device.

In one possible implementation manner, the first information includes a plurality of application program identifiers and device identifiers of the second devices, and when the instruction is executed by the electronic device, the electronic device is caused to execute the Based on the first information, sending a first request to the second device includes:

Displaying multiple application identifiers and device identifiers of the second devices;

In response to the user selection operation, select the first target device identifier and the first target application identifier from the application identifiers and device identifiers of a plurality of the second devices;

Sending a first request to a second device corresponding to the first target device identifier, where the first request is used to request the second device corresponding to the first target device identifier to send the first target application The program identifies the corresponding application package to the electronic device.

In one possible implementation manner, the first information further includes a plurality of application program versions and device identifiers of the second devices, and when the instruction is executed by the electronic device, the electronic device is made to execute the The sending, based on the first information, a first request to the second device includes:

The same application version of a plurality of the second devices is compared, and a second target device identification and a second target application identification corresponding to the application version are determined, and the second target device identification corresponding to the second target device identification. The device has the highest version of the app;

Send a first request to the second device corresponding to the second target device identification, where the first request is used to request the second device corresponding to the second target device identification to send the second target application identification The corresponding application program is packaged to the electronic device.

In one possible implementation manner, when the instruction is executed by the electronic device, the electronic device is caused to further execute:

If it is detected that the electronic device is disconnected from the second device, the application identifier of the second device is deleted.

The electronic device shown in FIG. 12 may be a terminal device or a circuit device built in the above-mentioned terminal device. The device can be used to execute the functions/steps in the method provided by the embodiment shown in FIG. 1 or FIG. 2 of the present application.

As shown in FIG. 12 , the electronic device 900 includes a processor 910 and a transceiver 920 . Optionally, the electronic device 900 may further include a memory 930 . Among them, the processor 910, the transceiver 920 and the memory 930 can communicate with each other through an internal connection path to transmit control and/or data signals. Invoke and run the computer program.

The above-mentioned memory 930 can be a read-only memory (read-only memory, ROM), other types of static storage devices that can store static information and instructions, random access memory (random access memory, RAM), or other types of static storage devices that can store information and instructions. Types of dynamic storage devices, which can also be electrically erasable programmable read-only memory (EEPROM), compact disc read-only memory (CD-ROM), or other optical disk storage, optical disks storage (including compact discs, laser discs, optical discs, digital versatile discs, blu-ray discs, etc.), magnetic disk storage media or other magnetic storage devices, or may also be capable of carrying or storing desired program code in the form of instructions or data structures and any other medium that can be accessed by a computer, etc.

Optionally, the electronic device 900 may further include an antenna 940 for sending out the wireless signal output by the transceiver 920 .

The above-mentioned processor 910 and the memory 930 can be combined into a processing device, and more commonly, they are independent components, and the processor 910 is used to execute the program codes stored in the memory 930 to realize the above-mentioned functions. During specific implementation, the memory 930 may also be integrated in the processor 910 , or be independent of the processor 910 .

In addition, in order to make the functions of the electronic device 900 more complete, the electronic device 900 may further include one or more of an input unit 960, a display unit 970, an audio circuit 980, a camera 990, a sensor 901, etc., the audio The circuit may also include a speaker 982, a microphone 984, and the like. Wherein, the display unit 970 may include a display screen.

Optionally, the above electronic device 900 may further include a power supply 950 for providing power to various devices or circuits in the terminal device.

It should be understood that the electronic device 900 shown in FIG. 12 can implement each process of the method provided by the embodiment shown in FIG. 1 or FIG. 2 of the present application. The operations and/or functions of each module in the electronic device 900 are respectively to implement the corresponding processes in the foregoing method embodiments. For details, refer to the description in the method embodiment shown in FIG. 1 or FIG. 2 of the present application. To avoid repetition, the detailed description is appropriately omitted here.

It should be understood that the processor 910 in the electronic device 900 shown in FIG. 12 may be a system-on-chip SOC, and the processor 910 may include a central processing unit (Central Processing Unit; hereinafter referred to as: CPU), and may further include other types of A processor, for example: a graphics processor (Graphics Processing Unit; hereinafter referred to as: GPU), etc.

In a word, each part of the processors or processing units inside the processor 910 can cooperate to implement the previous method process, and the corresponding software programs of each part of the processors or processing units can be stored in the memory 930 .

The present application also provides an electronic device, the device includes a storage medium and a central processing unit, the storage medium may be a non-volatile storage medium, and a computer-executable program is stored in the storage medium, and the central processing unit is connected to the central processing unit. The non-volatile storage medium is connected, and the computer-executable program is executed to implement the method provided by the embodiment shown in FIG. 1 or FIG. 2 of the present application.

In the above embodiments, the involved processors may include, for example, a CPU, a DSP, a microcontroller or a digital signal processor, and may also include a GPU, an embedded neural-network process unit (Neural-network Process Units; hereinafter referred to as: NPU) and Image signal processor (Image Signal Processing; hereinafter referred to as: ISP), the processor may also include necessary hardware accelerators or logic processing hardware circuits, such as ASIC, or one or more integrated circuits for controlling the execution of the program of the technical solution of the present application circuit, etc. Furthermore, the processor may have the function of operating one or more software programs, which may be stored in a storage medium.

The embodiment of the present application further provides a computer-readable storage medium, where a computer program is stored in the computer-readable storage medium, and when the computer program is run on the computer, the computer executes the program provided by the embodiment shown in FIG. 1 or FIG. 2 of the present application. method.

The embodiments of the present application further provide a computer program product, the computer program product includes a computer program, which, when running on a computer, enables the computer to execute the method provided by the embodiment shown in FIG. 1 or FIG. 2 of the present application.

In the embodiments of the present application, "at least one" refers to one or more, and "multiple" refers to two or more. "And/or", which describes the association relationship of the associated objects, means that there can be three kinds of relationships, for example, A and/or B, which can indicate the existence of A alone, the existence of A and B at the same time, and the existence of B alone. where A and B can be singular or plural. The character "/" generally indicates that the associated objects are an "or" relationship. "At least one of the following" and similar expressions refer to any combination of these items, including any combination of single or plural items. For example, at least one of a, b, and c may represent: a, b, c, a and b, a and c, b and c or a and b and c, where a, b, c may be single, or Can be multiple.

Those of ordinary skill in the art can realize that the units and algorithm steps described in the embodiments disclosed herein can be implemented by a combination of electronic hardware, computer software and electronic hardware. Whether these functions are performed in hardware or software depends on the specific application and design constraints of the technical solution. Skilled artisans may implement the described functionality using different methods for each particular application, but such implementations should not be considered beyond the scope of this application.

Those skilled in the art can clearly understand that, for the convenience and brevity of description, the specific working process of the above-described systems, devices and units may refer to the corresponding processes in the foregoing method embodiments, which will not be repeated here.

In the several embodiments provided in this application, if any function is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on this understanding, the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art or the part of the technical solution. The computer software product is stored in a storage medium, including Several instructions are used to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present application. The aforementioned storage medium includes: U disk, mobile hard disk, Read-Only Memory (Read-Only Memory; hereinafter referred to as: ROM), Random Access Memory (Random Access Memory; hereinafter referred to as: RAM), magnetic disk or optical disk and other various A medium on which program code can be stored.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention. should be included within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

A data transmission method, applied to a first device, wherein the first device establishes a connection with at least one second device, wherein the method comprises:

receiving first information sent by the second device, wherein the first information includes an application identifier of the second device;

Based on the first information, send a first request to the second device, where the first request is used to request the second device to send an application package corresponding to the application identifier to the first device equipment;

An application package corresponding to the application identifier sent by the second device is received.
The method according to claim 1, wherein the first information further comprises compatibility information between an application program and a device type, and the first request is sent to the second device based on the first information ,include:

According to the compatibility information, determine whether the application program of the second device is compatible with the device type of the first device;

If the application program of the second device is compatible with the device type of the first device, send a first request to the second device, wherein the first request is used to request the second device to send a The application package that is compatible with the device type of the first device identifies the corresponding application package to the first device.
The method according to claim 1, wherein the second device includes compatibility information between an application program and a device type, and the receiving the first information sent by the second device comprises:

sending the device type of the first device to the second device;

First information sent by the second device is received, wherein the first information includes an application identifier compatible with a device type of the first device.
The method according to claim 1, wherein the first information comprises a plurality of application program identifiers and device identifiers of the second devices, and the sending to the second device based on the first information The first request, including:

Displaying multiple application identifiers and device identifiers of the second devices;

In response to the user selection operation, select the first target device identifier and the first target application identifier from the application identifiers and device identifiers of a plurality of the second devices;

Sending a first request to a second device corresponding to the first target device identifier, where the first request is used to request the second device corresponding to the first target device identifier to send the first target application The program identifies the corresponding application package to the first device.
The method according to claim 1, wherein the first information further comprises a plurality of application versions and device identifiers of the second devices, and the second device is sent to the second device based on the first information. Send the first request, including:

The same application version of a plurality of the second devices is compared, and a second target device identification and a second target application identification corresponding to the application version are determined, and the second target device identification corresponding to the second target device identification. The device has the highest version of the app;

Send a first request to the second device corresponding to the second target device identification, where the first request is used to request the second device corresponding to the second target device identification to send the second target application identification The corresponding application package is packaged to the first device.
The method according to any one of claims 1 to 5, wherein the method further comprises:

If it is detected that the first device is disconnected from the second device, the application identifier of the second device is deleted.
An electronic device that establishes a connection with at least one second device, characterized in that the electronic device comprises:

a display screen; one or more processors; a memory; a plurality of application programs; and one or more computer programs, wherein the one or more computer programs are stored in the memory, the one or more computer programs Include instructions that, when executed by the electronic device, cause the electronic device to perform the following steps:

receiving first information sent by the second device, wherein the first information includes an application identifier of the second device;

Based on the first information, send a first request to the second device, where the first request is used to request the second device to send an application package corresponding to the application identifier to the electronic device ;

An application package corresponding to the application identifier sent by the second device is received.
The electronic device according to claim 7, wherein the first information further includes compatibility information between the application program and the device type, and when the instruction is executed by the electronic device, the electronic device is made to execute the instruction. The sending a first request to the second device based on the first information includes:

According to the compatibility information, determine whether the application program of the second device is compatible with the device type of the electronic device;

If the application program of the second device is compatible with the device type of the electronic device, send a first request to the second device, wherein the first request is used to request the second device to send a request to the electronic device An application program that is compatible with the device type of the device identifies the corresponding application program package to the electronic device.
The electronic device according to claim 7, wherein the second device includes compatibility information between an application program and a device type, and when the instruction is executed by the electronic device, the electronic device is made to execute the The receiving the first information sent by the second device includes:

sending the device type of the electronic device to the second device;

First information sent by the second device is received, wherein the first information includes an application identifier compatible with a device type of the electronic device.
The electronic device according to claim 7, wherein the first information includes a plurality of application program identifiers and device identifiers of the second devices, and when the instruction is executed by the electronic device, the The electronic device performing the sending a first request to the second device based on the first information includes:

Displaying a plurality of application identifiers and device identifiers of the second devices;

In response to the user's selection operation, select the first target device identifier and the first target application identifier from the application identifiers and device identifiers of the plurality of second devices;

Sending a first request to a second device corresponding to the first target device identification, where the first request is used to request the second device corresponding to the first target device identification to send the first target application The program identifies the corresponding application package to the electronic device.
The electronic device according to claim 7, wherein the first information further comprises a plurality of application program versions of the second devices and device identifiers, and when the instruction is executed by the electronic device, all The electronic device performing the sending, based on the first information, the first request to the second device includes:

The same application version of a plurality of the second devices is compared, and a second target device identification and a second target application identification corresponding to the application version are determined, and the second target device identification corresponding to the second target device identification. The device has the highest version of the app;

Sending a first request to the second device corresponding to the second target device identification, where the first request is used to request the second device corresponding to the second target device identification to send the second target application identification The corresponding application program is packaged to the electronic device.
The electronic device according to any one of claims 7 to 11, wherein when the instruction is executed by the electronic device, the electronic device is caused to further execute:

If it is detected that the electronic device is disconnected from the second device, the application identifier of the second device is deleted.
A computer-readable storage medium, characterized in that, a computer program is stored in the computer-readable storage medium, and when it runs on a computer, the computer executes the method according to any one of claims 1-6.