WO2016165213A1

WO2016165213A1 - Audio data receiving method and device based on mobile terminal

Info

Publication number: WO2016165213A1
Application number: PCT/CN2015/083493
Authority: WO
Inventors: 李九兴; 赵恺; 李启瑞; 段顶柱
Original assignee: 中兴通讯股份有限公司
Priority date: 2015-04-17
Filing date: 2015-07-07
Publication date: 2016-10-20
Also published as: CN106162434A

Abstract

Disclosed in the present invention is an audio data receiving method based on a mobile terminal. The method comprises the following steps: upon entering a short-range RF signal cover range of an audio/video device, establishing a short-range wireless connection between a mobile terminal and the audio/video device; receiving audio data from the audio/video device via the short-distance wireless connection; and performing optimization processing on the audio data and converting the processed audio data into an audio signal output via an earphone connected in a wired manner. Also disclosed in the present invention is an audio data receiving device based on a mobile terminal. The present invention improves a computation speed of receiving and optimization processing, and effectively improves the audio effect for audio data transmitted via a short-range wireless transmission.

Description

Method and device for receiving audio data based on mobile terminal

Technical field

The present invention relates to the field of data transmission, and in particular, to a method and apparatus for receiving audio data based on a mobile terminal.

Background technique

At present, the use of electronic devices such as televisions or home theaters is becoming more and more popular, but in many cases, users are not allowed to use the speakers of the electronic devices, for example, when a family member of a family uses a device such as a television or a home theater. Often accompanied by other members who need a quiet environment, such as rest, thinking, learning, etc. At this time, it may not be allowed to use the audio equipment of TV or home theater, so that the video program cannot be watched normally; or in the hospital lounge or nursing ward Equipment such as TV or home theater may be provided for use by patients or their families, but taking into account the rest and treatment of other patients, it is not allowed to use television or home theater audio equipment, or only use a small volume, so that users cannot Experience normal video programming. Although there are currently Bluetooth headsets to choose from, the audio effects they transmit are not ideal. Therefore, the problem in this aspect needs to be solved by the inventors.

The above content is only used to assist in understanding the technical solutions of the present invention, and does not constitute an admission that the above is prior art.

Summary of the invention

The main object of the present invention is to provide a method for receiving audio data based on a mobile terminal, which aims to solve the problem that the audio effect is poor during short-range wireless transmission of audio data when the speaker of the audio-video device cannot be used.

To achieve the above object, an embodiment of the present invention provides a method for receiving audio data based on a mobile terminal, where the method for receiving audio data based on a mobile terminal includes the following steps: when entering a short-range wireless signal coverage range of an audio-video device, establishing a location a short-range wireless connection between the mobile terminal and the audio-visual device; receiving audio data from the audio-video device through the short-range wireless connection; optimizing the audio data, and passing the processed audio data The wired connected headphones are converted to an acoustic signal output.

Optionally, the step of performing optimization processing on the audio data, and converting the processed audio data into a sound signal output through the wired connected earphone comprises: performing noise reduction processing, sound effect optimization processing, and the audio data / or two-channel stereo sound conversion processing; the processed audio data is converted into an acoustic signal output through a wired connected earphone.

Optionally, the step of receiving audio data from the audio and video device through the short-range wireless connection comprises: receiving a modulated audio signal of the audio-video device through an asynchronous channel connected by Bluetooth; receiving the modulated audio The signal is restored to audio data when the signal is present.

Optionally, when the short-range wireless signal coverage of the audio-visual device is entered, the step of establishing a short-range wireless connection between the mobile terminal and the audio-video device comprises: receiving a Bluetooth signal coverage of the audio and video device Receiving a pairing request from the audio and video device; establishing a Bluetooth connection with the audio and video device according to the received pairing request.

Optionally, the step of establishing a Bluetooth connection with the audio and video device according to the received pairing request includes: querying, when the pairing request is received, pairing information with the audio and video device; if not found Pairing information with the audio and video device, providing a configuration interface for the user to input pairing information based on the configuration interface; saving the pairing information when detecting an input completion command issued by the user based on the configuration interface, and Establishing a Bluetooth connection with the audiovisual device based on the pairing information.

Optionally, the step of establishing a Bluetooth connection between the mobile terminal and the audio and video device includes: if the pairing information with the audio and video device is found, establishing the audio and video device according to the pairing information Bluetooth connection.

In addition, in order to achieve the above object, an embodiment of the present invention further provides an apparatus for receiving audio data based on a mobile terminal, where the apparatus for receiving audio data based on the mobile terminal includes: a connection module, configured to enter a short-range wireless signal of the audio-video device Establishing a short-range wireless connection between the mobile terminal and the audio-visual device; and receiving, configured to receive audio data from the audio-video device through the short-range wireless connection; and processing the module to be set to The audio data is optimized, and the processed audio data is converted into an acoustic signal output through a wired connected earphone.

Optionally, the processing module includes an optimization unit and an output unit, and the optimization unit is configured to perform noise reduction processing, sound effect optimization processing, and/or two-channel stereo sound conversion processing on the audio data; , set to convert the processed audio data into a sound signal output through a wired connected earphone.

Optionally, the receiving module includes a receiving unit and a demodulating unit; the receiving unit is configured to receive a modulated audio signal of the audio and video device through an asynchronous channel connected by a Bluetooth; the demodulating unit is configured to receive The modulated audio signal is restored to audio data as the modulated audio signal is applied.

Optionally, the connection module includes a pairing unit and a connection unit; the pairing unit is configured to receive a pairing request from the audio and video device when entering a Bluetooth signal coverage range of the audio and video device; the connection unit, Set to establish a Bluetooth connection with the audiovisual device based on the received pairing request.

Optionally, the connection module includes a query unit, a configuration unit, and a storage unit: the query unit is configured to query, when the pairing request is received, pairing information with the audio and video device; Providing that if the pairing information with the audio and video device is not found, providing a configuration interface for the user to input pairing information based on the configuration interface; the storage unit is configured to detect that the user sends out based on the configuration interface When the instruction is completed, the pairing information is saved, and a Bluetooth connection with the audio and video device is established according to the pairing information.

Optionally, the connecting unit is further configured to establish a Bluetooth connection with the audio and video device according to the pairing information if the pairing information with the audio and video device is found.

When the speaker of the audio and video device cannot be used, the audio data of the audio and video device is received and optimized by the mobile terminal, the operation speed of the receiving and optimizing processing is improved, and the audio transmitted through the short-range wireless transmission is effectively improved. The sound of the data.

DRAWINGS

1 is a schematic flowchart of a first embodiment of a method for receiving audio data based on a mobile terminal according to an embodiment of the present invention;

2 is a schematic flow chart of a preferred embodiment of step S20 of FIG. 1;

3 is a schematic flow chart of a preferred embodiment of step S30 of FIG. 1;

4 is a schematic flowchart of a second embodiment of a method for receiving audio data by using a mobile terminal according to an embodiment of the present invention;

FIG. 5 is a schematic flow chart of a preferred embodiment of step S12 of FIG. 4;

FIG. 6 is a schematic diagram of functional modules of a first embodiment of an apparatus for receiving audio data based on a mobile terminal according to an embodiment of the present invention; FIG.

7 is a schematic diagram of functional modules of the preferred embodiment of the receiving module of FIG. 6;

8 is a schematic diagram of functional modules of the preferred embodiment of the processing module of FIG. 6;

FIG. 9 is a schematic diagram of functional modules of a second embodiment of an apparatus for receiving audio data based on a mobile terminal according to an embodiment of the present invention.

The implementation, functional features, and advantages of the present invention will be further described in conjunction with the embodiments.

detailed description

It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The main solution of the embodiment of the present invention is: establishing a short-range wireless connection between the mobile terminal and the audio and video device when entering the short-range wireless signal coverage of the audio-video device; and receiving audio data from the audio-visual device through the short-range wireless connection; The audio data is optimized, and the processed audio data is converted into an acoustic signal output through a wired connected earphone.

When the audio and video equipment's speakers are not available, the problem of poor sound quality during short-range wireless transmission of audio data.

Based on the above problem, an embodiment of the present invention provides a method for receiving audio data based on a mobile terminal.

Referring to FIG. 1, FIG. 1 is a schematic flowchart diagram of a first embodiment of a method for receiving audio data based on a mobile terminal according to an embodiment of the present invention.

In this embodiment, the method for receiving audio data based on the mobile terminal includes:

Step S10, establishing a short-range wireless connection between the mobile terminal and the audio and video device when entering the short-range wireless signal coverage of the audio-video device;

Short-range wireless signals are signals for short-range wireless communication, and some examples of short-range wireless communication include Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wide Band (UWB), Zigbee, etc., in this embodiment It is preferably Bluetooth communication. Audio and video equipment may include audio playback devices such as radios, broadcasts, music playback devices, and video playback devices such as slide projectors, conference televisions, home theaters, and the like. The mobile terminal has a short-range wireless communication protocol matched with the audio and video equipment. For example, the mobile terminal has a Bluetooth communication protocol matched with the audio and video equipment, and the Bluetooth communication protocol may be an A2DP protocol (Advanced Audio Distribution Profile). Transmission agreement). The mobile terminal may be a mobile terminal in a silent state, that is, the mobile terminal can only be searched by the preset primary audio and video equipment, and cannot be searched by the short-range wireless communication device other than the preset primary audio and video equipment; or the mobile terminal can also It is a mobile terminal in a development state, that is, the mobile terminal can be searched by the preset primary audio and video equipment, or can be searched by other short-range wireless communication devices other than the primary audio and video equipment. In the following, the Bluetooth connection between the mobile terminal and the audio and video device is taken as an example: the preset primary audio and video device has the pairing information with the mobile terminal, and the Bluetooth signal coverage of the audio and video device is entered in the mobile terminal. Internally, the audio and video device finds the mobile terminal and initiates a Bluetooth connection to establish a Bluetooth connection between the mobile terminal and the audio and video device.

Step S20, receiving audio data from an audio and video device through a short-range wireless connection;

The short-range wireless communication module in the audio and video device modulates the output audio data into a carrier signal, and transmits the carrier signal to the mobile terminal through the antenna, and the mobile terminal receives the carrier signal from the audio and video device through the short-range wireless connection, and restores the carrier signal For audio data. Take the Bluetooth connection as an example: audio data from audio and video equipment can be received through the asynchronous channel connected by Bluetooth; audio data from audio and video equipment can also be received through the synchronization channel connected by Bluetooth. Further, when the number of mobile terminals at the slave end is greater than three or high-quality audio data is required to be transmitted, the asynchronous channel is used to receive audio data from the audio and video device; when the number of mobile terminals at the slave end is less than or equal to three, the synchronization is adopted. The channel receives audio data from an audiovisual device.

Referring to FIG. 2, FIG. 2 is a schematic flowchart of a refinement of the preferred embodiment of step S20, and step S20 includes:

Step S201, receiving a modulated audio signal of the audio and video device through an asynchronous channel connected by Bluetooth;

Step S202, when the modulated audio signal is received, the modulated audio signal is restored to audio data.

The modulated audio signal is modulated by the audio and video equipment and transmitted to the mobile terminal of the slave device via the Bluetooth antenna. The mobile terminal receives the modulated audio signal through an asynchronous channel connected by Bluetooth. The Bluetooth module of the mobile terminal restores the modulated audio signal to audio data upon receiving the modulated audio signal. For example, the modulated audio signal of the audio and video device can be received through the Bluetooth antenna, and the modulated audio signal is demodulated and processed by the demodulation circuit to be restored to audio data.

In step S30, the audio data is optimized, and the processed audio data is converted into an acoustic signal output through a wired connected earphone.

After receiving the audio data, the mobile terminal optimizes the audio data, and converts the processed audio data into a sound signal output through the wired connected earphone. Referring to FIG. 3, FIG. 3 is a schematic diagram of a refinement process of the preferred embodiment of step S30. Step S30 includes: step S301, performing noise reduction processing, sound effect optimization processing, and/or two-channel stereo sound conversion processing on the audio data; S302. Convert the processed audio data into a sound signal output through a wired connected earphone. The audio data is optimized, and the optimization process includes one or more of noise reduction processing, sound effect optimization processing, and two-channel stereo sound conversion processing. The received audio data is optimized by the mobile terminal, which effectively improves the received audio effect. Listening to the audio information of audio and video equipment through the wired connected headphones effectively solves the problem that the video or audio program cannot be normally experienced when the speaker of the audio and video equipment cannot be used.

In this embodiment, when the speaker of the audio and video device cannot be used, the audio data of the audio and video device is received and optimized by the mobile terminal, the operation speed of the receiving and optimizing processing is improved, and the sound effect of the audio data transmitted through the short-range wireless transmission is effectively improved. .

Referring to FIG. 4, FIG. 4 is a schematic flowchart diagram of a second embodiment of a method for receiving audio data based on a mobile terminal according to an embodiment of the present invention. Based on the first embodiment of the method for receiving audio data based on the mobile terminal, step S10 includes:

Step S11, receiving a pairing request from the audio and video device when entering the coverage of the Bluetooth signal of the audio and video device;

In this embodiment, the short-range wireless connection is a Bluetooth connection, and the short-range wireless signal is a Bluetooth signal. The Bluetooth module can be turned on before the Bluetooth signal coverage of the audio and video device is entered, so that the mobile terminal is in a searchable state, receiving a pairing request from the audio and video device; or, when entering the Bluetooth signal coverage of the audio and video device, Turning on the Bluetooth module enables the mobile terminal to be in a searchable state, and receiving a pairing request from the audio and video device; or, the mobile terminal may be in a searchable state by default, and receiving the Bluetooth signal coverage range of the audio and video device when receiving Pairing request for audio and video equipment. Optionally, the preset button can be used for the user to start the Bluetooth module request based on the button triggering, and when receiving the request to enable the Bluetooth module, the Bluetooth module is turned on, so that the mobile terminal is in a searchable state; or can be opened by providing A shortcut icon of the Bluetooth module, for the user to start the Bluetooth module request based on the shortcut icon, and when receiving the request to enable the Bluetooth module, the Bluetooth module is turned on, so that the mobile terminal is in a searchable state, and receives a pairing request from the audio and video device.

Step S12, establishing a Bluetooth connection with the audio and video device according to the received pairing request.

When the mobile terminal enters the coverage of the Bluetooth signal of the audio and video device, the audio and video device finds the mobile terminal, and the pairing request is sent by the audio and video device, and when the mobile terminal receives the pairing request, the mobile terminal establishes the audio and video device according to the received pairing request. Bluetooth connection.

Referring to FIG. 5, FIG. 5 is a schematic flowchart of a preferred embodiment of step S12, and step S12 includes:

Step S121, when receiving the pairing request, query the pairing information with the audio and video device;

Step S122, if the pairing information with the audio and video device is not found, providing a configuration interface for the user to input the pairing information based on the configuration interface;

Step S123: When detecting the input completion command issued by the user based on the configuration interface, save the pairing information, and establish a Bluetooth connection with the audio and video device according to the pairing information.

After step S121, the method further includes:

Step S124: If the pairing information with the audio and video device is found, establish a Bluetooth connection with the audio and video device according to the pairing information.

Upon receiving the pairing request, the mobile terminal may verify the pairing request, and when the verification passes, establish a Bluetooth connection with the audio and video device according to the received pairing request, and further, the verification includes automatic verification and manual verification, and receiving When the pairing request is made, the automatic verification is performed first, and the pairing request is used to find whether the pairing information corresponding to the pairing request is saved locally. If the pairing information is found, the step of skipping the manual verification directly establishes a Bluetooth connection with the audio and video device, if not, The pairing information with the audio and video device triggers a manual verification request, and provides a configuration interface for the user to input the pairing information based on the configuration interface, and when the input completion command issued based on the configuration interface is detected, the pairing information is saved, and according to Pairing information establishes a Bluetooth connection. Optionally, the cancellation request may be provided based on the configuration interface, and when the user triggers the cancellation request, the configuration interface is closed and the Bluetooth connection is not performed.

The execution bodies of the methods for receiving audio data based on the mobile terminal of the above first to second embodiments may each be implemented by a mobile terminal or a short-range wireless communication device provided in the mobile terminal. Still further, the method of receiving audio data based on the mobile terminal may be implemented by a short-range wireless communication program installed in the mobile terminal or disposed in the mobile terminal, wherein the mobile terminal may include, but is not limited to, a mobile phone, a pad, a notebook computer, or the like.

Embodiments of the present invention further provide an apparatus for receiving audio data based on a mobile terminal.

Referring to FIG. 6, FIG. 6 is a schematic diagram of functional modules of a first embodiment of an apparatus for receiving audio data based on a mobile terminal according to an embodiment of the present invention.

In this embodiment, the apparatus for receiving audio data based on the mobile terminal includes: a connection module 10, a receiving module 20, and a processing module 30.

The connection module 10 is configured to establish a short-range wireless connection between the mobile terminal and the audio and video device when entering the short-range wireless signal coverage of the audio-visual device;

Short-range wireless signals are signals for short-range wireless communication, and some examples of short-range wireless communication include Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wide Band (UWB), Zigbee, etc., in this embodiment It is preferably Bluetooth communication. Audio and video equipment may include audio playback devices such as radios, broadcasts, music playback devices, and video playback devices such as slide projectors, conference televisions, home theaters, and the like. The mobile terminal has a short-range wireless communication protocol matched with the audio and video equipment. For example, the mobile terminal has a Bluetooth communication protocol matched with the audio and video equipment, and the Bluetooth communication protocol may be an A2DP protocol (Advanced Audio Distribution Profile). Transmission agreement). The mobile terminal can be a mobile terminal in a silent state, that is, the mobile terminal can only be preset by the main terminal. The terminal audio and video device searches and cannot be searched by the short-range wireless communication device other than the preset primary audio and video device; or the mobile terminal can also be the mobile terminal in the development state, that is, the mobile terminal can be preset by the main terminal audio and video. Device discovery can also be found by other short-range wireless communication devices other than the primary audio and video equipment. In the following, the Bluetooth connection between the mobile terminal and the audio and video device is taken as an example: the preset primary audio and video device has the pairing information with the mobile terminal, and the Bluetooth signal coverage of the audio and video device is entered in the mobile terminal. Internally, the audio and video device finds the mobile terminal and initiates a Bluetooth connection to establish a Bluetooth connection between the mobile terminal and the audio and video device.

The receiving module 20 is configured to receive audio data from the audio and video device through the short-range wireless connection;

Referring to FIG. 7, FIG. 7 is a schematic diagram of a functional module of a preferred embodiment of the receiving module 20. The receiving module 20 includes a receiving unit 21 and a demodulating unit 22;

The receiving unit 21 is configured to receive the modulated audio signal of the audio and video device through the asynchronous channel connected by the Bluetooth;

The demodulation unit 22 is arranged to restore the modulated audio signal to audio data upon receiving the modulated audio signal.

The processing module 30 is configured to optimize the audio data and convert the processed audio data into an acoustic signal output through the wired connected headphones.

After receiving the audio data, the mobile terminal optimizes the audio data, and converts the processed audio data into a sound signal output through the wired connected earphone. Referring to FIG. 8, FIG. 8 is a schematic diagram of functional modules of a preferred embodiment of the processing module 30. The processing module 30 includes an optimization unit 31 and an output unit 32. The audio data is subjected to noise reduction processing, sound effect optimization processing and/or two-channel stereo sound conversion processing; and the output unit 32 is configured to convert the processed audio data into a sound signal output through a wired connected earphone. The optimization process includes one or more of noise reduction processing, sound effect optimization processing, and two-channel stereo sound conversion processing. The received audio data is optimized by the mobile terminal, which effectively improves the received audio effect. Listening to the audio information of audio and video equipment through the wired connected headphones effectively solves the problem that the video or audio program cannot be normally experienced when the speaker of the audio and video equipment cannot be used.

Referring to FIG. 9, FIG. 9 is a schematic diagram of functional modules of a second embodiment of an apparatus for receiving audio data based on a mobile terminal according to an embodiment of the present invention. The connection module 10 includes a pairing unit 11, a connection unit 12, a query unit 13, a configuration unit 14, and a storage unit 15 based on the above-described first embodiment of the apparatus for receiving audio data based on the mobile terminal;

The pairing unit 11 is configured to receive a pairing request from the audio and video device when entering the Bluetooth signal coverage of the audio and video device;

The Bluetooth module can be turned on before the Bluetooth signal coverage of the audio and video device is entered, so that the mobile terminal is in a searchable state, receiving a pairing request from the audio and video device; or, when entering the Bluetooth signal coverage of the audio and video device, Turning on the Bluetooth module enables the mobile terminal to be in a searchable state, receiving a pairing request from the audio and video device; or, the mobile terminal is silently in a searchable state, and receiving the incoming sound when entering the Bluetooth signal coverage of the audio and video device A pairing request for a video device. Optionally, the preset button can be used for the user to start the Bluetooth module request based on the button triggering, and when receiving the request to enable the Bluetooth module, the Bluetooth module is turned on, so that the mobile terminal is in a searchable state; or can be opened by providing A shortcut icon of the Bluetooth module, for the user to start the Bluetooth module request based on the shortcut icon, and when receiving the request to enable the Bluetooth module, the Bluetooth module is turned on, so that the mobile terminal is in a searchable state, and receives a pairing request from the audio and video device.

The connection unit 12 is configured to establish a Bluetooth connection with the audiovisual device according to the received pairing request.

The query unit 13 is configured to query the pairing information with the audio and video device when receiving the pairing request;

The configuration unit 14 is configured to provide a configuration interface for the user to input the pairing information based on the configuration interface if the pairing information with the audio and video device is not found;

The storage unit 15 is configured to save the pairing information when detecting the input completion command issued by the user based on the configuration interface, and establish a Bluetooth connection with the audio and video device according to the pairing information.

The connecting unit 12 is further configured to establish a Bluetooth connection with the audio and video device according to the pairing information if the pairing information with the audio and video device is found.

It is to be understood that the term "comprises", "comprising", or any other variants thereof, is intended to encompass a non-exclusive inclusion, such that a process, method, article, or device comprising a series of elements includes those elements. It also includes other elements that are not explicitly listed, or elements that are inherent to such a process, method, article, or device. An element that is defined by the phrase "comprising a ..." does not exclude the presence of additional equivalent elements in the process, method, item, or device that comprises the element.

The serial numbers of the embodiments of the present invention are merely for the description, and do not represent the advantages and disadvantages of the embodiments.

Through the description of the above embodiments, those skilled in the art can clearly understand that the foregoing embodiment method can be implemented by means of software plus a necessary general hardware platform, and of course, can also be through hardware, but in many cases, the former is better. Implementation. Based on such understanding, the technical solution of the embodiments of the present invention may be embodied in the form of a software product in essence or in the form of a software product stored in a storage medium (such as ROM/RAM, magnetic). Disc, CD), including a number of instructions to make a final The end device (which may be a cell phone, computer, server, air conditioner, or network device, etc.) performs the methods of various embodiments of the present invention.

The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of the invention, and the equivalent structure or equivalent process transformations made by the description of the present invention and the drawings are directly or indirectly applied to other related technical fields. The same is included in the scope of patent protection of the present invention.

Industrial applicability

As described above, according to the above embodiment and the preferred embodiment, when the speaker of the audio-video device cannot be used, the audio data of the audio-video device is received and optimized by the mobile terminal, thereby improving the operation speed of the receiving and optimizing processing, and effectively improving The sound effect of audio data transmitted over short-range wireless.

Claims

A method for receiving audio data based on a mobile terminal, the method for receiving audio data based on a mobile terminal includes the following steps:

Establishing a short-range wireless connection between the mobile terminal and the audio-visual device when entering a short-range wireless signal coverage of the audio-visual device;

Receiving audio data from the audio and video device over the short range wireless connection;

The audio data is optimized, and the processed audio data is converted into an acoustic signal output through a wired connected earphone.
The method for receiving audio data based on a mobile terminal according to claim 1, wherein the step of optimizing the audio data and converting the processed audio data into a sound signal output through a wired connected earphone comprises:

Performing noise reduction processing, sound effect optimization processing, and/or two-channel stereo sound conversion processing on the audio data;

The processed audio data is converted into an acoustic signal output through a wired connected earphone.
The method of receiving audio data based on a mobile terminal according to claim 1, wherein said step of receiving audio data from said audio-video device over said short-range wireless connection comprises:

Receiving a modulated audio signal of the audio and video device through an asynchronous channel connected by Bluetooth;

The modulated audio signal is restored to audio data upon receipt of the modulated audio signal.
The method for receiving audio data based on a mobile terminal according to any one of claims 1 to 3, wherein the mobile terminal and the audio and video device are established when entering a short-range wireless signal coverage of an audio-video device The steps of the short-range wireless connection include:

Receiving a pairing request from the audio and video device upon entering a Bluetooth signal coverage of the audiovisual device;

A Bluetooth connection with the audiovisual device is established based on the received pairing request.
The method for receiving audio data based on a mobile terminal according to claim 4, wherein the step of establishing a Bluetooth connection with the audio-video device according to the received pairing request comprises:

When receiving the pairing request, querying pairing information with the audio and video device;

If the pairing information with the audio and video device is not found, providing a configuration interface for the user to input pairing information based on the configuration interface;

And detecting, when the user inputs an instruction to complete the input based on the configuration interface, saving the pairing information, and establishing a Bluetooth connection with the audio and video device according to the pairing information.
The method for receiving audio data based on a mobile terminal according to claim 5, wherein the step of establishing a Bluetooth connection between the mobile terminal and an audiovisual device comprises:

If the pairing information with the audio and video device is found, a Bluetooth connection with the audio and video device is established according to the pairing information.
An apparatus for receiving audio data based on a mobile terminal, where the apparatus for receiving audio data based on a mobile terminal includes:

a connection module, configured to establish a short-range wireless connection between the mobile terminal and the audio-visual device when entering a short-range wireless signal coverage of the audio-visual device;

a receiving module, configured to receive audio data from the audio and video device through the short-range wireless connection;

The processing module is configured to optimize the audio data, and convert the processed audio data into a sound signal output through a wired connected earphone.
The apparatus for receiving audio data based on a mobile terminal according to claim 7, wherein the processing module comprises an optimization unit and an output unit;

The optimization unit is configured to perform noise reduction processing, sound effect optimization processing, and/or two-channel stereo sound conversion processing on the audio data;

The output unit is configured to convert the processed audio data into a sound signal output through a wired connected earphone.
The apparatus for receiving audio data based on a mobile terminal according to claim 7, wherein the receiving module comprises a receiving unit and a demodulating unit;

The receiving unit is configured to receive a modulated audio signal of the audio and video device through an asynchronous channel connected by Bluetooth;

The demodulation unit is configured to restore the modulated audio signal to audio data upon receiving the modulated audio signal.
The apparatus for receiving audio data based on a mobile terminal according to any one of claims 7 to 9, wherein the connection module comprises a pairing unit and a connection unit;

The pairing unit is configured to receive a pairing request from the audio and video device when entering a Bluetooth signal coverage range of the audio and video device;

The connecting unit is configured to establish a Bluetooth connection with the audio and video device according to the received pairing request.
The apparatus for receiving audio data based on a mobile terminal according to claim 10, wherein the connection module comprises a query unit, a configuration unit, and a storage unit:

The query unit is configured to query, when the pairing request is received, pairing information with the audio and video device;

The configuration unit is configured to provide a configuration interface for the user to input pairing information based on the configuration interface if the pairing information with the audio and video device is not found;

The storage unit is configured to save the pairing information when detecting an input completion command issued by the user based on the configuration interface, and establish a Bluetooth connection with the audio and video device according to the pairing information.
The apparatus for receiving audio data based on a mobile terminal according to claim 11, wherein the connection unit is further configured to: if the pairing information with the audio and video device is found, establish the sound according to the pairing information Bluetooth connection to the video device.