WO2022151833A1

WO2022151833A1 - Data transmission method and apparatus, and electronic device and storage medium

Info

Publication number: WO2022151833A1
Application number: PCT/CN2021/131396
Authority: WO
Inventors: 任凯
Original assignee: Oppo广东移动通信有限公司
Priority date: 2021-01-15
Filing date: 2021-11-18
Publication date: 2022-07-21
Also published as: CN114845280A

Abstract

Disclosed are a data transmission method and apparatus, and an electronic device and a storage medium. The method comprises: receiving, from a first Bluetooth device, a first audio data packet that is based on a first Bluetooth protocol; converting the first audio data packet into a second audio data packet that is based on a second Bluetooth protocol; and transmitting, to a second Bluetooth device, the second audio data packet that is based on the second Bluetooth protocol.

Description

A data transmission method, device, electronic device and storage medium

CROSS-REFERENCE TO RELATED APPLICATIONS

This application is based on the Chinese patent application with the application number 202110055803.7, the application date is January 15, 2021, and the application name is "A data transmission method, device, electronic device and storage medium", and claims the priority of the Chinese patent application , the entire content of this Chinese patent application is hereby incorporated by reference into this application.

technical field

The embodiments of the present application relate to the field of communication technologies, and in particular, to a data transmission method, an apparatus, an electronic device, and a storage medium.

Background technique

With the continuous development of low-power bluetooth technology, audio sharing will be realized through periodic broadcast of low-power bluetooth technology, that is, the sender of audio data transmits audio data through broadcasting, and there is no limit to the number of receivers of audio data. .

However, for most of the current electronic devices such as Bluetooth headsets, they only support the transmission of audio data through the classic Bluetooth technology, and it is difficult to realize the transmission of audio data with electronic devices that support the Bluetooth low-power audio technology, and the compatibility of audio sharing is relatively low. Difference.

SUMMARY OF THE INVENTION

Embodiments of the present application provide a data transmission method, device, electronic device, and storage medium, which realize the transmission of audio data packets between Bluetooth devices supporting different Bluetooth protocols through a data transmission device supporting multiple Bluetooth protocols, thereby improving the compatibility of audio sharing. sex.

The technical solutions of the embodiments of the present application are implemented as follows:

The embodiment of the present application provides a data transmission method, and the method includes:

Receive a first audio data packet based on a first Bluetooth protocol from a first Bluetooth device;

converting the first audio data packet into a second audio data packet based on a second Bluetooth protocol; and

The second audio data packet based on the second Bluetooth protocol is transmitted to a second Bluetooth device.

An embodiment of the present application provides a data transmission device, and the device includes:

a first communication module, configured to receive a first audio data packet based on a first Bluetooth protocol from a first Bluetooth device;

a data conversion module, configured to convert the first audio data packet into a second audio data packet based on the second Bluetooth protocol;

A second communication module configured to transmit the second audio data packet based on the second Bluetooth protocol to a second Bluetooth device.

An embodiment of the present application provides an electronic device, the electronic device includes: a processor, a memory, and a communication bus;

the communication bus configured to implement a communication connection between the processor and the memory;

The processor is configured to execute one or more programs stored in the memory to implement the above data transmission method.

An embodiment of the present application provides a computer-readable storage medium, on which a computer program is stored, and when the computer program is executed by a processor, the foregoing data transmission method is implemented.

Description of drawings

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

FIG. 2 is a schematic diagram 1 of an exemplary audio sharing scenario provided by an embodiment of the present application;

FIG. 3 is a second schematic diagram of an exemplary audio sharing scenario provided by an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a data transmission apparatus provided by an embodiment of the present application; and

FIG. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present application.

Detailed ways

In a first aspect, an embodiment of the present application provides a data transmission method, the method comprising:

In the above method, it also includes:

A Bluetooth connection is established with the first Bluetooth device supporting the first Bluetooth protocol.

In the above method, establishing a Bluetooth connection with the first Bluetooth device supporting the first Bluetooth protocol includes:

Establish a first type of transmission link for implementing data packet transmission with the first Bluetooth device through the first Bluetooth protocol;

The receiving the first audio data packet based on the first Bluetooth protocol from the first Bluetooth device includes:

The first audio data packet transmitted by the first Bluetooth device is received from the first type of transmission link.

In the above method, in the case that the first Bluetooth protocol is a low-power Bluetooth communication protocol, the first type of transmission link is a low-power Bluetooth periodic broadcast link;

When the first Bluetooth protocol is a classic Bluetooth communication protocol, the first type of transmission link is a classic Bluetooth asynchronous link.

In the above method, it also includes:

A Bluetooth connection is established with the second Bluetooth device supporting the second Bluetooth protocol.

In the above method, establishing a Bluetooth connection with the second Bluetooth device supporting the second Bluetooth protocol includes:

establishing a second type of transmission link with the second Bluetooth device;

The described transmission of the second audio data packet based on the second Bluetooth protocol to the second Bluetooth device includes:

The second audio data packet is transmitted to the second Bluetooth device on the second type of transmission link.

In the above method, in the case that the second Bluetooth protocol is a low-power Bluetooth communication protocol, the second type of transmission link is a low-power Bluetooth periodic broadcast link;

When the second Bluetooth protocol is a classic Bluetooth communication protocol, the second type of transmission link is a classic Bluetooth ACL link.

In the above method, the first Bluetooth protocol is a low-power Bluetooth communication protocol, and the second Bluetooth protocol is a classic Bluetooth communication protocol; or

The first Bluetooth protocol is a classic Bluetooth communication protocol, and the second Bluetooth protocol is a low-power Bluetooth communication protocol.

In the above method, the audio data types included in the first audio data packet and the second audio data packet are: monophonic audio data and/or dual-channel audio data.

In a second aspect, an embodiment of the present application provides a data transmission device, and the device includes:

In the above data transmission apparatus, the first communication module is further configured to establish a Bluetooth connection with the first Bluetooth device supporting the first Bluetooth protocol.

In the above data transmission device, the first communication module is specifically configured to establish a first type of transmission link for implementing data packet transmission with the first Bluetooth device through a first Bluetooth protocol; Type transmission link, receiving the first audio data packet transmitted by the first Bluetooth device.

In the above data transmission device, in the case that the first Bluetooth protocol is a low-power Bluetooth communication protocol, the first type of transmission link is a low-power Bluetooth periodic broadcast link;

In the above data transmission apparatus, the second communication module is further configured to establish a Bluetooth connection with the second Bluetooth device supporting the second Bluetooth protocol.

In the above data transmission device, the second communication module is specifically configured to establish a second type of transmission link with the second Bluetooth device; on the second type of transmission link, to the first The two Bluetooth devices transmit the second audio data packet.

In the above data transmission device, in the case that the second Bluetooth protocol is a low-power Bluetooth communication protocol, the second type of transmission link is a low-power Bluetooth periodic broadcast link;

In the above data transmission device, the first Bluetooth protocol is a Bluetooth low energy communication protocol, and the second Bluetooth protocol is a classic Bluetooth communication protocol; or

In the above data transmission apparatus, the audio data types included in the first audio data packet and the second audio data packet are: monophonic audio data and/or dual-channel audio data.

In a third aspect, an embodiment of the present application provides an electronic device, where the electronic device includes: a processor, a memory, and a communication bus;

In a fourth aspect, an embodiment of the present application provides a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, implements the above data transmission method.

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.

A data transmission method provided by an embodiment of the present application is implemented by a data transmission device. It should be noted that, in the embodiments of the present application, the data transmission device for implementing the data transmission method may be a mobile phone, a tablet computer, or other devices. The specific data transmission device is not limited in the embodiment of the present application.

FIG. 1 is a schematic flowchart of a data transmission method provided by an embodiment of the present application. As shown in FIG. 1, in the embodiment of the present application, the data transmission method mainly includes the following steps:

S101. Receive a first audio data packet based on a first Bluetooth protocol from a first Bluetooth device.

In the embodiment of the present application, the data transmission apparatus may receive the first audio data packet based on the first Bluetooth protocol and transmitted by the first Bluetooth device.

It should be noted that, in the embodiment of the present application, both the data transmission device and the first Bluetooth device support the first Bluetooth protocol, therefore, the data transmission device can establish a Bluetooth connection with the first Bluetooth device supporting the first Bluetooth protocol, thereby Further receive the first audio data packet.

It should be noted that, in the embodiments of the present application, the first Bluetooth device may specifically be devices such as a mobile phone, a tablet computer, and the like that support the first Bluetooth protocol, which are not limited in the embodiments of the present application.

It should be noted that, in the embodiments of the present application, the first Bluetooth protocol is a Bluetooth low energy communication protocol, or a classic Bluetooth communication protocol. The specific first Bluetooth protocol is not limited in this embodiment of the present application.

Specifically, in the embodiment of the present application, the data transmission device may establish a first type of transmission link with the first Bluetooth device through the first Bluetooth protocol; on the first type of transmission link, receive the first Bluetooth The first audio packet transmitted by the device.

It can be understood that, in the embodiment of the present application, the data transmission apparatus may first establish a first type of transmission link for implementing data packet transmission with the first Bluetooth device through the first Bluetooth protocol, so that the first Bluetooth device may The first audio data packet is transmitted to the data transmission device on the first type of transmission link, and accordingly, the data transmission device can receive the first audio data packet on the first type of transmission link.

Specifically, in the embodiment of the present application, in the case where the first Bluetooth protocol is a low-power Bluetooth communication protocol, correspondingly, the first type of transmission link is a low-power Bluetooth periodic broadcast link. When the Bluetooth protocol is a classic Bluetooth communication protocol, correspondingly, the first type of transmission link is a classic Bluetooth asynchronous link (Asynchronous Link, ACL).

It should be noted that, in the embodiment of the present application, the first audio data packet is an audio data packet based on the first Bluetooth protocol, that is, the first audio data packet satisfies the data packet structure, length, and word size defined in the first Bluetooth protocol. savings and other conditions. The specific first audio data packet is not limited in this embodiment of the present application.

S102. Convert the first audio data packet into a second audio data packet based on the second Bluetooth protocol.

In the embodiment of the present application, after receiving the first audio data packet based on the first Bluetooth protocol, the data transmission device further converts the first audio data packet into a second audio data packet based on the second Bluetooth protocol.

It should be noted that, in the embodiment of the present application, the second Bluetooth protocol is a different Bluetooth protocol from the first Bluetooth protocol. Specifically, the first Bluetooth protocol is a low-power Bluetooth communication protocol, and the second Bluetooth protocol is a classic Bluetooth communication protocol, or the first Bluetooth protocol is a classic Bluetooth communication protocol, and the second Bluetooth protocol is a low-power Bluetooth communication protocol. The application examples are not limited.

It should be noted that, in the embodiments of the present application, the data transmission device not only supports the above-mentioned first Bluetooth protocol, but also supports the second Bluetooth protocol. Therefore, in the case of obtaining the first audio data packet based on the first Bluetooth protocol , in order to transmit the audio data included in the data packet to the device supporting the second Bluetooth protocol, the first audio data packet needs to be converted to obtain the second audio data packet based on the second Bluetooth protocol.

It should be noted that, in the embodiment of the present application, the data transmission device converts the first audio data packet into the second audio data packet based on the second Bluetooth protocol, that is, the first audio data packet is demodulated first, and then adjusted into a second audio data packet based on the second Bluetooth protocol. Data packets based on the second Bluetooth protocol. The second audio data packet satisfies conditions such as the data packet structure, length, and byte amount defined in the second Bluetooth protocol. The specific second audio data packet is not limited in this embodiment of the present application.

It can be understood that, in the embodiment of the present application, although the first audio data packet and the second audio data packet are different audio data packets, the audio data contained are the same, and the specific audio data contained is not limited in this application. . In addition, the audio data types included in the first audio data packet and the second audio data packet are: monophonic audio data and/or dual-channel audio data, and the data type of the audio data contained in the audio data packet can be based on actual application scenarios and The requirements are determined, which is not limited in the embodiments of the present application.

S103. Transmit the second audio data packet based on the second Bluetooth protocol to the second Bluetooth device.

In the embodiment of the present application, after obtaining the second audio data packet based on the second Bluetooth protocol, the data transmission apparatus may transmit the second audio data packet based on the second Bluetooth protocol to the second Bluetooth device.

It should be noted that, in the embodiment of the present application, both the data transmission device and the second Bluetooth device support the second Bluetooth protocol, therefore, the data transmission device can establish a Bluetooth connection with the second Bluetooth device supporting the second Bluetooth protocol, thereby Further transmission of the second audio data packet is performed.

It should be noted that, in the embodiment of the present application, the second Bluetooth device may specifically be a device such as a Bluetooth headset or a Bluetooth speaker that supports the second Bluetooth protocol, which is not limited in the embodiment of the present application.

Specifically, in the embodiment of the present application, the data transmission device may establish a second type of transmission link with the second Bluetooth device through the second Bluetooth protocol; on the second type of transmission link, to the second Bluetooth device The device transmits the second audio data packet.

It can be understood that, in the embodiment of the present application, the data transmission device may first establish a second type of transmission link for realizing data packet transmission with the second Bluetooth device through the second Bluetooth protocol, so that the data transmission device can The second audio data packet is transmitted to the second Bluetooth device on the second type of transmission link, and accordingly, the second Bluetooth device can receive the second audio data packet on the second type of transmission link.

Specifically, in the embodiment of the present application, in the case where the second Bluetooth protocol is a low-power Bluetooth communication protocol, correspondingly, the second type of transmission link is a low-power Bluetooth periodic broadcast link. When the Bluetooth protocol is a classic Bluetooth communication protocol, correspondingly, the second type of transmission link is a classic Bluetooth ACL link.

It can be understood that, in the embodiment of the present application, the first Bluetooth device supports the first Bluetooth protocol, the second Bluetooth device supports the second Bluetooth protocol, the two Bluetooth devices respectively support different Bluetooth protocols, and the two Bluetooth devices cannot directly A Bluetooth connection is realized to transmit audio data packets, and the data transmission device supports both the first Bluetooth protocol and the second Bluetooth protocol, that is, it can realize Bluetooth communication with the first Bluetooth device that supports the first Bluetooth protocol, and can also communicate with the first Bluetooth device that supports the first Bluetooth protocol. The second bluetooth device of the second bluetooth protocol realizes communication, therefore, the data transmission device can establish a bluetooth connection with the first bluetooth device and the second bluetooth device respectively through the corresponding bluetooth protocol. The transmission of audio data packets between the first Bluetooth device and the second Bluetooth device is realized, and the compatibility of audio sharing is improved.

It should be noted that, in the embodiments of the present application, since the data transmission device supports two different Bluetooth protocols, it can also be used as an audio sharing source to share the audio locally stored by itself to the first Bluetooth device and/or the first Bluetooth device and/or the first Bluetooth device. 2. Bluetooth devices.

FIG. 2 is a schematic diagram 1 of an exemplary audio sharing scenario provided by an embodiment of the present application. As shown in Figure 2, in the audio sharing scenario, it includes Bluetooth device 1, Bluetooth device 2, Bluetooth device 3 and a data transmission device. Among them, Bluetooth device 1 is a device supporting the Bluetooth low energy communication protocol, and Bluetooth device 2 and Bluetooth The device 3 is a device that supports the classic Bluetooth communication protocol, and the data transmission device is a device that supports both the low-power Bluetooth communication protocol and the classic Bluetooth communication protocol. As shown in Figure 2, the data transmission device can establish a low-power Bluetooth periodic broadcast link with the Bluetooth device 1, so as to receive the audio data packet A transmitted by the Bluetooth device 1 in the low-power Bluetooth periodic broadcast link, and Carry out protocol conversion of audio data packets, convert audio data packet A into audio data packet B, in addition, the data transmission device can also establish a classic Bluetooth asynchronous link with Bluetooth device 2 and Bluetooth device 3 respectively, so that the two The classic Bluetooth asynchronous link transmits the audio data packet B to the corresponding connected Bluetooth device, that is, audio sharing between the Bluetooth device 1 and the Bluetooth device 2 and the Bluetooth device 3 can be realized. It should be noted that the bluetooth device 2 and the bluetooth device 3 can also implement the audio sharing process to the bluetooth device 1 through the data transmission device, which will not be repeated here. In addition, the data transmission device can not only be used as a relay device between the Bluetooth device 1 and the Bluetooth device 2 and the Bluetooth device 3, but also can independently realize the transmission of audio data packets with the Bluetooth device 1, the Bluetooth device 2 and the Bluetooth device 3.

FIG. 3 is a second schematic diagram of an exemplary audio sharing scenario provided by an embodiment of the present application. As shown in FIG. 3 , in the embodiment of the present application, an audio sharing scenario includes a Bluetooth device 1, a Bluetooth device 2, and a data transmission device, wherein the Bluetooth device 1 is a device that supports the Bluetooth low energy communication protocol, and the data The transmission device is a device that supports both the low-power bluetooth communication protocol and the classic Bluetooth communication protocol. The data transmission device can establish a low-power bluetooth periodic broadcast link with the bluetooth device 1, so as to be in the low-power bluetooth periodic broadcast chain. The channel receives the audio data packet A transmitted by the Bluetooth device 1, and performs the protocol conversion of the audio data packet, and converts the audio data packet A into the audio data packet B. In addition, the Bluetooth device 2 is not limited to a single Bluetooth device, that is, it may include two or more Bluetooth devices. In the case where the Bluetooth device 2 is a plurality of Bluetooth devices, one of them can establish a classic Bluetooth asynchronous link with the data transmission device , directly receive the audio data packet B transmitted by the data transmission device through the classic Bluetooth asynchronous link, and other Bluetooth devices can obtain the relevant information of the data transmission device by communicating with the Bluetooth device, so as to monitor the data transmission device to obtain audio. packet B.

It should be noted that, in the embodiments of the present application, the above two audio sharing scenarios are only two achievable scenarios provided based on the data transmission method provided by the present application. The provided data transmission method implements other forms of audio sharing solutions, which are not limited in the embodiments of the present application.

A data transmission method provided by an embodiment of the present application includes: receiving a first audio data packet based on a first Bluetooth protocol from a first Bluetooth device; converting the first audio data packet into second audio data based on a second Bluetooth protocol packet; transmitting the second audio data packet based on the second Bluetooth protocol to the second Bluetooth device. The data transmission method provided by the embodiment of the present application realizes the transmission of audio data packets between Bluetooth devices supporting different Bluetooth protocols through a data transmission device supporting multiple Bluetooth protocols, thereby improving the compatibility of audio sharing.

The embodiments of the present application provide a data transmission device. FIG. 4 is a schematic structural diagram of a data transmission apparatus according to an embodiment of the present application. As shown in FIG. 4, in the embodiment of the present application, the data transmission device includes:

A first communication module 401, configured to receive a first audio data packet based on a first Bluetooth protocol from a first Bluetooth device;

A data conversion module 402, configured to convert the first audio data packet into a second audio data packet based on the second Bluetooth protocol;

The second communication module 403 is configured to transmit the second audio data packet based on the second Bluetooth protocol to a second Bluetooth device.

In an embodiment of the present application, the first communication module 401 is further configured to establish a Bluetooth connection with the first Bluetooth device supporting the first Bluetooth protocol.

In an embodiment of the present application, the second communication module 403 is further configured to establish a Bluetooth connection with the second Bluetooth device supporting the second Bluetooth protocol.

In an embodiment of the present application, the first Bluetooth protocol is a Bluetooth low energy communication protocol, and the second Bluetooth protocol is a classic Bluetooth communication protocol; or

In an embodiment of the present application, the audio data types included in the first audio data packet and the second audio data packet are: monophonic audio data and/or dual-channel audio data.

A data transmission device provided by an embodiment of the present application receives a first audio data packet based on a first Bluetooth protocol from a first Bluetooth device; converts the first audio data packet into a second audio data packet based on a second Bluetooth protocol; The second audio data packet based on the second Bluetooth protocol is transmitted to the second Bluetooth device. The data transmission device provided by the embodiment of the present application supports multiple Bluetooth protocols, thereby enabling transmission of audio data packets between Bluetooth devices supporting different Bluetooth protocols, and improving the compatibility of audio sharing.

The embodiments of the present application also provide an electronic device. FIG. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present application. As shown in FIG. 5, in this embodiment of the present application, it includes: a processor 501, a memory 502, and a communication bus 503;

The communication bus 503 is configured to realize the communication connection between the processor 501 and the memory 502;

The processor 501 is configured to execute one or more programs stored in the memory 502 to implement the above data transmission method.

An embodiment of the present application provides a computer-readable storage medium, on which a computer program is stored, and when the computer program is executed by a processor, the foregoing data transmission method is implemented. The computer-readable storage medium may be a volatile memory (volatile memory), such as a random access memory (Random-Access Memory, RAM); or a non-volatile memory (non-volatile memory), such as a read-only memory (Read-only memory) Only Memory, ROM), flash memory (flash memory), hard disk (Hard Disk Drive, HDD) or solid-state drive (Solid-State Drive, SSD); it can also be a respective device including one or any combination of the above memories, such as Mobile phones, computers, tablet devices, personal digital assistants, etc.

As will be appreciated by those skilled in the art, the embodiments of the present application may be provided as a method, a system, or a computer program product. Accordingly, the application may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media having computer-usable program code embodied therein, including but not limited to disk storage, optical storage, and the like.

The present application is described with reference to schematic flowcharts and/or block diagrams of implementations of methods, apparatuses (systems), and computer program products according to embodiments of the present application. It will be understood that each process and/or block in the schematic flowchart illustrations and/or block diagrams, and combinations of processes and/or blocks in the schematic flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to the processor of a general purpose computer, special purpose computer, embedded processor or other programmable data processing device to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing device produce Means for implementing the functions specified in a process or processes and/or a block or blocks in the block diagrams.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory result in an article of manufacture comprising instruction means, the instructions An apparatus implements the functions specified in a flow or flows of the implementation flow diagram and/or a block or blocks of the block diagram.

These computer program instructions can also be loaded on a computer or other programmable data processing device to cause a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process such that The instructions provide steps for implementing the functions specified in the flow or blocks of the implementing flow diagram and/or the block or blocks of the block diagram.

The above are only specific embodiments of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present application. , shall be covered within the scope of protection of this application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Industrial Applicability

Embodiments of the present application provide a data transmission method, apparatus, electronic device, and storage medium. The method includes: receiving a first audio data packet based on a first Bluetooth protocol from a first Bluetooth device; converting the first audio data packet into a The second audio data packet based on the second Bluetooth protocol; the second audio data packet based on the second Bluetooth protocol is transmitted to the second Bluetooth device. The technical solutions provided by the embodiments of the present application support multiple Bluetooth protocols, thereby enabling the transmission of audio data packets between Bluetooth devices supporting different Bluetooth protocols, and improving the compatibility of audio sharing.

Claims

A data transmission method, the method comprising:

Receive a first audio data packet based on a first Bluetooth protocol from a first Bluetooth device;

converting the first audio data packet into a second audio data packet based on a second Bluetooth protocol; and

The second audio data packet based on the second Bluetooth protocol is transmitted to a second Bluetooth device.
The method of claim 1, wherein the method further comprises:

A Bluetooth connection is established with the first Bluetooth device supporting the first Bluetooth protocol.
The method according to claim 2, wherein the establishing a Bluetooth connection with the first Bluetooth device supporting the first Bluetooth protocol comprises:

Establish a first type of transmission link for implementing data packet transmission with the first Bluetooth device through the first Bluetooth protocol;

The receiving the first audio data packet based on the first Bluetooth protocol from the first Bluetooth device includes:

The first audio data packet transmitted by the first Bluetooth device is received from the first type of transmission link.
The method of claim 3, wherein,

In the case that the first Bluetooth protocol is a low-power Bluetooth communication protocol, the first type of transmission link is a low-power Bluetooth periodic broadcast link;

When the first Bluetooth protocol is a classic Bluetooth communication protocol, the first type of transmission link is a classic Bluetooth asynchronous link.
The method according to claim 1 or 2, wherein the method further comprises:

A Bluetooth connection is established with the second Bluetooth device supporting the second Bluetooth protocol.
The method according to claim 5, wherein the establishing a Bluetooth connection with the second Bluetooth device supporting the second Bluetooth protocol comprises:

establishing a second type of transmission link with the second Bluetooth device;

The transmitting the second audio data packet based on the second Bluetooth protocol to the second Bluetooth device includes:

The second audio data packet is transmitted to the second Bluetooth device on the second type of transmission link.
The method of claim 6, wherein,

In the case that the second Bluetooth protocol is a low-power Bluetooth communication protocol, the second type of transmission link is a low-power Bluetooth periodic broadcast link;

When the second Bluetooth protocol is a classic Bluetooth communication protocol, the second type of transmission link is a classic Bluetooth ACL link.
The method of claim 1, wherein,

The first Bluetooth protocol is a low-power Bluetooth communication protocol, and the second Bluetooth protocol is a classic Bluetooth communication protocol; or

The first Bluetooth protocol is a classic Bluetooth communication protocol, and the second Bluetooth protocol is a low-power Bluetooth communication protocol.
The method according to claim 1, wherein the audio data types included in the first audio data packet and the second audio data packet are: monophonic audio data and/or dual-channel audio data.
A data transmission device, the device includes:

a first communication module, configured to receive a first audio data packet based on a first Bluetooth protocol from a first Bluetooth device;

a data conversion module, configured to convert the first audio data packet into a second audio data packet based on the second Bluetooth protocol;

A second communication module configured to transmit the second audio data packet based on the second Bluetooth protocol to a second Bluetooth device.
The data transmission device according to claim 10, wherein,

The first communication module is further configured to establish a Bluetooth connection with the first Bluetooth device supporting the first Bluetooth protocol.
The data transmission device according to claim 11, wherein,

The first communication module is specifically configured to establish a first-type transmission link with the first Bluetooth device for implementing data packet transmission through the first Bluetooth protocol; the first audio data packet transmitted by the first Bluetooth device.
The data transmission device according to claim 12, wherein,

In the case that the first Bluetooth protocol is a low-power Bluetooth communication protocol, the first type of transmission link is a low-power Bluetooth periodic broadcast link;

When the first Bluetooth protocol is a classic Bluetooth communication protocol, the first type of transmission link is a classic Bluetooth asynchronous link.
The data transmission device according to claim 10 or 11, wherein,

The second communication module is further configured to establish a Bluetooth connection with the second Bluetooth device supporting the second Bluetooth protocol.
The data transmission device according to claim 14, wherein,

The second communication module is specifically configured to establish a second type of transmission link with the second Bluetooth device; on the second type of transmission link, transmit the second type of transmission link to the second Bluetooth device. Two audio packets.
The data transmission device according to claim 15, wherein,

In the case that the second Bluetooth protocol is a low-power Bluetooth communication protocol, the second type of transmission link is a low-power Bluetooth periodic broadcast link;

When the second Bluetooth protocol is a classic Bluetooth communication protocol, the second type of transmission link is a classic Bluetooth ACL link.
The data transmission device according to claim 10, wherein,

The first Bluetooth protocol is a low-power Bluetooth communication protocol, and the second Bluetooth protocol is a classic Bluetooth communication protocol; or

The first Bluetooth protocol is a classic Bluetooth communication protocol, and the second Bluetooth protocol is a low-power Bluetooth communication protocol.
The data transmission apparatus according to claim 10, wherein the audio data types included in the first audio data packet and the second audio data packet are: monophonic audio data and/or dual-channel audio data.
An electronic device comprising: a processor, a memory and a communication bus;

the communication bus configured to implement a communication connection between the processor and the memory;

The processor is configured to execute one or more programs stored in the memory to implement the data transmission method of any one of claims 1-9.
A computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, implements the data transmission method according to any one of claims 1-9.