CN104521247B - Hearing aid and noise resisting method and device for Bluetooth headset - Google Patents

Abstract

The invention relates to a Bluetooth headset (100), which comprises a Bluetooth receiving module (1) for receiving an external Bluetooth signal, a microphone (2) for collecting external sound, a noise collecting module (3) for collecting external noise, a switch (4) for switching a Bluetooth mode or a hearing aid mode, a noise eliminating module (5) for eliminating audio noise and outputting noiseless audio, a storage module (6) for storing preset hearing spectrum data, a multi-frequency amplifier (7) for amplifying the noiseless audio according to the hearing spectrum data, and a headset loudspeaker (8) for playing the audio. The added multi-frequency amplifier enables the low-cost Bluetooth headset to have the hearing-aid function; the noise elimination module that increases can reduce external noise to user's interference, makes bluetooth headset have anti-noise function concurrently.

Description

Bluetooth earphone hearing aid and anti-noise method and device

technical field

The invention relates to the field of audio equipment, in particular to a bluetooth earphone with hearing aid and noise reduction functions and an audio device using the bluetooth earphone.

Background technique

Many hearing-impaired people need to use hearing aids in their daily lives. Most of today's hearing aids can set the hearing spectrum data according to the user's hearing loss, that is, set appropriate amplification factors for audio signals of different frequencies. When in use, the hearing aid determines the amplification factor of the currently received audio signal according to the frequency of the currently received audio signal and the preset hearing spectrum data corresponding to the frequency of the audio signal, and then amplifies the currently received audio signal according to the determined amplification factor. The audio signal is amplified so that the user can hear the sound clearly without feeling too loud.

However, most of the hearing aids with the above-mentioned hearing spectrum data setting function have complex structures, high prices, and single functions, which are troublesome to use and carry. In addition, when the existing hearing aid amplifies the audio signal that the user wants to hear, it often amplifies the noise mixed in it and the noise signal from the outside together, causing auditory interference to the user.

Contents of the invention

The technical problem to be solved by the present invention is to provide a Bluetooth earphone with hearing aid and noise reduction functions in view of the above-mentioned many defects of existing hearing aids.

The technical solution adopted by the present invention to solve its technical problems is:

A bluetooth earphone (100) is provided, comprising a bluetooth transceiver module (1) and a loudspeaker (8), characterized in that: the bluetooth earphone (100) also includes a multi-frequency amplifier (7) and stores preset and audio signals The storage module (6) of hearing spectrum data corresponding to a plurality of frequencies respectively, the bluetooth transceiver module (1), the storage module (6) and the loudspeaker (8) are all connected with the multi-frequency amplifier (7) Electrically connected; the bluetooth transceiver module (1) receives an audio signal in a bluetooth communication mode, and transmits the received audio signal to the multi-frequency amplifier (7); the multi-frequency amplifier (7) according to the received audio signal The frequency of the audio signal and the hearing spectrum data corresponding to the frequency of the received audio signal stored by the storage module (6) amplify the received audio signal by a corresponding multiple, and transmit the amplified audio signal to the speaker (8) BROADCAST.

Preferably, the bluetooth headset (100) also includes an electrical connection between the bluetooth transceiver module (1) and the multi-frequency amplifier (7), for eliminating the audio output from the bluetooth transceiver module (1) A noise elimination module (5) for noise in the signal and a noise collection module (3) electrically connected to the noise elimination module (5) for collecting external noise.

Preferably, the Bluetooth headset (100) also includes a microphone (2) electrically connected to the multi-frequency amplifier (7) for providing external audio signals to the multi-frequency amplifier (7); the Bluetooth headset (100) also includes a switch (4), the multi-frequency amplifier (7) is selectively electrically connected to the Bluetooth transceiver module (1) or the microphone (2) through the switch (4); The noise elimination module (5) is electrically connected between the switching switch (4) and the multi-frequency amplifier (7).

Preferably, the Bluetooth headset (100) further includes an interface (9) electrically connected to the storage module (6) for storing the hearing spectrum data into the storage module (6).

Preferably, the bluetooth transceiver module (1) is electrically connected to the storage module (6), for receiving the hearing spectrum data through bluetooth communication, and storing the hearing spectrum data into the storage module (6) ).

Preferably, the hearing spectrum data is a user-preset amplification factor corresponding to audio signals with different frequencies.

Preferably, the hearing spectrum data is user-preset magnification factors corresponding to audio signals with frequencies of 300 Hz, 600 Hz, 1200 Hz, 2400 Hz, and 4800 Hz, respectively.

The present invention also provides an audio device (300). The audio device (300) includes the above-mentioned Bluetooth earphone (100) and an additional Bluetooth module (110) for establishing communication with the Bluetooth earphone (100). The additional Bluetooth module (110) ) is used for obtaining audio signals from electronic devices (400, 500) without built-in Bluetooth functions, and transmitting the audio signals to the Bluetooth headset (100).

Preferably, the method of using the Bluetooth headset (100) of the present invention to realize hearing aid and anti-noise functions includes the following steps:

S1: set the hearing spectrum data and save it in the storage module (6);

S2A: use the bluetooth transceiver module (1) to receive audio signals in bluetooth communication, and transmit the received audio signals to the noise elimination module (5), and transmit the received audio signals to the The multi-frequency amplifier (7);

S3: use the multi-frequency amplifier (7) to amplify the received audio signal according to the frequency of the received audio signal and the hearing spectrum data corresponding to the frequency of the received audio signal stored by the storage module (6) multiples, and transmit the amplified audio signal to the loudspeaker (8) for broadcasting.

Preferably, another method of using the Bluetooth headset (100) of the present invention to realize hearing aid and anti-noise functions includes the following steps:

S1: set the hearing spectrum data and save it in the storage module (6);

S2B: use the microphone (2) to receive external audio signals, and transmit the received audio signals to the noise elimination module (5), and transmit the received audio signals to the multi-frequency amplifier after denoising processing (7);

S3: use the multi-frequency amplifier (7) to amplify the received audio signal according to the frequency of the received audio signal and the hearing spectrum data corresponding to the frequency of the received audio signal stored by the storage module (6) multiples, and transmit the amplified audio signal to the loudspeaker (8) for broadcasting.

Preferably, another method of using the audio device (300) of the present invention to implement hearing aid and anti-noise functions includes the following steps:

S1: set the hearing spectrum data and save it in the storage module (6);

S2C: use the additional Bluetooth module (110) to obtain audio signals from electronic devices (400, 500) without built-in Bluetooth functions, and transmit the audio signals to the Bluetooth headset (100); use the Bluetooth transceiver module (1 ) receive audio signals in bluetooth communication mode, and transmit the received audio signals to the noise elimination module (5), and transmit the received audio signals to the multi-frequency amplifier (7) after denoising processing;

S3: use the multi-frequency amplifier (7) to amplify the received audio signal according to the frequency of the received audio signal and the hearing spectrum data corresponding to the frequency of the received audio signal stored by the storage module (6) multiples, and transmit the amplified audio signal to the loudspeaker (8) for broadcasting.

Preferably, the step S1 includes:

Using the smart electronic device (200), the audio signals with different frequencies are sequentially played in order of frequency from low to high as the hearing test signal, and the user listens to the hearing test signal through the Bluetooth headset (100), when the smart electronic device (200) Each time an audio signal with a specific frequency is played, the user adjusts the volume of the intelligent electronic device (200) until it sounds the clearest and most comfortable;

storing the amplification factor when the intelligent electronic device (200) is currently playing the audio signal with the clearest and most comfortable specific frequency, as hearing spectrum data corresponding to the audio signal with the specific frequency . Through the bluetooth communication mode or the interface (9), the intelligent electronic device (200) transmits the hearing spectrum data to the bluetooth earphone (100) and stores it in the storage module (6).

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. Those of ordinary skill in the art can also obtain other drawings based on these drawings without creative labor. In the drawings:

Fig. 1 is a block diagram of functional modules of a bluetooth headset provided by a preferred embodiment of the present invention;

Fig. 2 is a working principle diagram when the bluetooth earphone shown in Fig. 1 is provided with hearing spectrum data;

Fig. 3 is a working principle diagram when the bluetooth earphone shown in Fig. 1 is used as an earphone;

Fig. 4 is a working principle diagram of the first embodiment in which the Bluetooth headset shown in Fig. 1 is used as a hearing aid.

Fig. 5 is a working principle diagram of the second embodiment where the Bluetooth headset shown in Fig. 1 is used as a hearing aid.

Fig. 6 is a working principle diagram of an audio device provided by a preferred embodiment of the present invention used in an entertainment device.

Fig. 7 is a working principle diagram of the audio device provided by the preferred embodiment of the present invention used in a fixed telephone.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present invention clearer, the various embodiments to be described below will refer to the corresponding drawings, and these drawings constitute a part of the embodiments, which describe various possible implementations of the present invention. kind of embodiment. It is to be understood that other embodiments may be utilized or structural and functional modifications may be made to the embodiments set forth herein without departing from the scope and spirit of the present invention.

As shown in FIG. 1 , a preferred embodiment of the present invention provides a Bluetooth headset 100 . The bluetooth headset 100 can receive bluetooth signals from electronic devices with bluetooth functions (such as mobile phones, personal computers, notebook computers, tablet computers, multimedia players, etc.) according to traditional usage methods, and convert the bluetooth signals into audio signals for playback , the user can pre-set the most suitable magnification through the software. In addition, the bluetooth earphone 100 can also be used as a hearing aid for the hearing-impaired to amplify external sounds such as speech by an appropriate multiple.

Specifically, the Bluetooth headset 100 includes a Bluetooth transceiver module 1 , a microphone 2 , a noise collection module 3 , a switch 4 , a noise cancellation module 5 , a storage module 6 , a multi-frequency amplifier 7 , a speaker 8 and an interface 9 . The Bluetooth transceiver module 1 may be an existing Bluetooth signal transceiver device, such as a Bluetooth antenna module, for transmitting and receiving Bluetooth signals. The switch 4 can be a single-pole double-throw switch, and the Bluetooth transceiver module 1 and the microphone 2 are connected to the noise elimination module 5 through the switch 4, and the Bluetooth transceiver module 1 or the microphone 2 can be selectively connected to the noise elimination module by operating the switch 4. 5 Establish an electrical connection, so that the Bluetooth headset 100 works in the headset mode and the hearing aid mode respectively.

The noise elimination module 5 may include a noise reduction processor (not shown in the figure) and a noise elimination circuit (not shown in the figure), for denoising the audio signal received from the Bluetooth transceiver module 1 or the microphone 2 . When the noise elimination module 5 received the audio signal from the bluetooth transceiver module 1 or the microphone 2 by the switch 4, the noise reduction processor could distinguish the mixed noise signal in the received audio signal (for example, caused by unstable voltage or current) noise signal) and generate a denoising signal that is opposite to the phase of the noise signal, and superimpose the denoising signal on the received audio signal through the noise canceling circuit to remove the mixed noise signal. The noise collection module 3 can be another microphone or other sound signal collection device, electrically connected with the noise elimination module 5 , for collecting external noise signals, and transmitting the external noise signals to the noise elimination module 5 . The noise elimination module 5 can also superimpose the noise elimination signal on the received audio signal with the phase opposite to the external noise signal, so as to eliminate the interference of the external noise signal on the received audio signal. In this way, the noise elimination module 5 can simultaneously eliminate the interference of internal noise (ie, noise mixed with the received audio signal itself) and external noise (ie, noise from outside) on the received audio signal.

After the above-mentioned noise removal process, the noise elimination module 5 can transmit the audio signal that has eliminated internal noise and external noise interference to the multi-frequency amplifier 7, and the multi-frequency amplifier 7 is amplified by a certain multiple, and then transmitted to the speaker 8 for further processing. play.

The storage module 6 can be an existing data storage device, electrically connected with the multi-frequency amplifier 7, wherein the hearing spectrum data for determining the specific multiple of the multi-frequency amplifier 7 amplifying the audio signal transmitted from the noise elimination module 5 is stored . The so-called hearing spectrum data refers to preset amplification factors respectively corresponding to audio signals with different frequencies.

Referring to FIG. 2 , the user of the Bluetooth headset 100 can preset the most suitable hearing spectrum data for himself and store it in the storage module 6 . When setting the hearing spectrum data, the user can control the smart electronic device 200 to play audio with different frequencies sequentially through the existing hearing test software installed in the smart electronic device 200 (such as a personal computer, a notebook computer, a tablet computer, a smart phone, etc.) signal as a hearing test signal. In this embodiment, the user uses the smart electronic device 200 to play audio signals with frequencies of 300Hz, 600Hz, 1200Hz, 2400Hz, and 4800Hz in order of frequency from low to high. Of course, in other embodiments, these frequency values can also be based on Specific requirements are changed. When the smart electronic device 200 plays an audio signal with a specific frequency each time, the user controls the smart electronic device 200 to adjust the volume through the hearing test software, and plays the audio signal with the specific frequency to the smart electronic device 200 Continuously adjust the magnification of the time until it sounds the clearest and most comfortable to you. At this point, the user can store the amplification factor when the smart electronic device 200 is currently playing the audio signal with the specific frequency through the hearing test software as hearing spectrum data corresponding to the audio signal with the specific frequency. In this way, the user can set the hearing spectrum data respectively corresponding to the audio signals of multiple frequencies by himself. In this embodiment, the hearing spectrum data set by the user is the hearing spectrum data respectively corresponding to the above-mentioned audio signals with frequencies of 300 Hz, 600 Hz, 1200 Hz, 2400 Hz, and 4800 Hz.

In this embodiment, the bluetooth headset 100 further includes an interface 9 electrically connected to the storage module 6 , and the interface 9 may be an existing data interface such as a USB interface for data transmission. After the user has set the hearing spectrum data according to the above method, he can connect the above-mentioned intelligent electronic device 200 storing the hearing spectrum data to the interface 9 through the existing wired transmission method (such as USB transmission method), and pass the intelligent electronic device. The operation interface of 200 inputs operation instructions, and saves the hearing spectrum data into the storage module 6 . In addition, the bluetooth transceiver module 1 in this embodiment is also electrically connected to the storage module 6, so hearing spectrum data can also be sent from the smart electronic device 200 to the bluetooth transceiver module 1 through the existing bluetooth communication method, and then from the bluetooth The transceiver module 1 transmits to the storage module 6 for storage. No matter which of the above storage methods is adopted, as long as the hearing spectrum data is stored in the storage module 6, after the multi-frequency amplifier 7 receives the audio signal from the noise elimination module 5, it can The hearing spectrum data corresponding to the frequency of the signal amplifies the received audio signal by a certain factor, and then broadcasts it through the speaker 8, so that the user can hear the sound with his own preset magnification through the speaker 8. This enables clear and comfortable listening even for hearing-impaired users.

Please refer to FIG. 3 , when the Bluetooth headset 100 is used as a headset, the user first stores the hearing spectrum data suitable for himself in the storage module 6 according to the above method, and then operates the switch 4 to switch between the Bluetooth transceiver module 1 and the noise cancellation module 5. establish an electrical connection between them. Bluetooth transceiver module 1 establishes Bluetooth communication with an electronic device 210 (such as mobile phone, personal computer, notebook computer, tablet computer, multimedia player, etc.) with Bluetooth function. When the electronic device 210 plays an audio file, it can communicate via Bluetooth. The played audio signal is transmitted to the bluetooth transceiver module 1 in a manner. The Bluetooth transceiver module 1 transmits the audio signal to the noise elimination module 5 through the switch 4, and the noise elimination module 5 performs noise removal processing on the audio signal according to the above method to eliminate the interference of internal noise and external noise on the audio signal. The audio signal processed through noise removal is transmitted to the multi-frequency amplifier 7, and the multi-frequency amplifier 7 performs a certain multiple of the received audio signal according to the hearing spectrum data corresponding to the frequency of the received audio signal stored in the storage module 6. Amplified, and then broadcast through the loudspeaker 8, so that the user can hear the sound with his preset amplification factor through the loudspeaker 8. In this way, the user can listen to the audio file played by the electronic device 210 through the Bluetooth headset 100 at a preset magnification.

Referring to FIG. 4 , the Bluetooth headset 100 is used as the first embodiment of the hearing aid, and the microphone 2 of the Bluetooth headset 100 is used to collect external sound signals that the user wants to listen to. The user first stores the hearing spectrum data suitable for himself in the storage module 6 according to the above method, and then operates the switch 4 to establish an electrical connection between the microphone 2 and the noise canceling module 5 . In this way, the microphone 2 can collect the external sound signal that the user wants to listen to (such as the voice of the other party when talking with others), convert the collected sound signal into an audio signal, and transmit the audio signal to the noise elimination module through the switch 4 5. The noise elimination module 5 performs noise elimination processing on the audio signal according to the above method, and eliminates the interference of internal noise and external noise on the audio signal. The audio signal processed through noise removal is transmitted to the multi-frequency amplifier 7, and the multi-frequency amplifier 7 performs a certain multiple of the received audio signal according to the hearing spectrum data corresponding to the frequency of the received audio signal stored in the storage module 6. Amplified, and then broadcast through the loudspeaker 8, so that the user can hear the sound with his preset amplification factor through the loudspeaker 8. In this way, the user can use the Bluetooth headset 100 to amplify the external sound signal he wants to listen to by a preset multiple, so as to obtain an ideal listening effect.

Referring to FIG. 5 , the Bluetooth headset 100 is used as the second embodiment of the hearing aid, and uses the microphone of the external mobile phone 220 to collect external sound signals that the user wants to listen to. First, the user stores hearing spectrum data suitable for himself in the storage module 6 according to the above method, and then operates the switch 4 to establish an electrical connection between the Bluetooth transceiver module 1 and the noise cancellation module 5 . Next, the user puts a mobile phone 220 with bluetooth function next to the external sound signal that the user wants to listen to, and uses the application software to adjust the operation mode of the mobile phone 220 to use the microphone of the mobile phone 220 to collect external sound signals and communicate through bluetooth. The collected external sound signal is transmitted to the Bluetooth transceiver module 1 of the Bluetooth headset 100 in a manner. The Bluetooth transceiver module 1 transmits the audio signal to the noise elimination module 5 through the switch 4, and the noise elimination module 5 performs noise removal processing on the audio signal according to the above method to eliminate the interference of internal noise and external noise on the audio signal. The audio signal processed through noise removal is transmitted to the multi-frequency amplifier 7, and the multi-frequency amplifier 7 performs a certain multiple of the received audio signal according to the hearing spectrum data corresponding to the frequency of the received audio signal stored in the storage module 6. Amplified, and then broadcast through the loudspeaker 8, so that the user can hear the sound with his preset amplification factor through the loudspeaker 8. In this way, the user can use the Bluetooth headset 100 to amplify the external sound signal he wants to listen to by a preset multiple, so as to obtain an ideal listening effect.

The Bluetooth headset 100 provided by the present invention integrates the functions of the hearing aid, which is beneficial to simplify the hardware structure of the hearing aid, reduce the total production cost, and increase the fun of use. In addition, the Bluetooth earphone 100 also has a noise reduction function, whether it is used as an earphone or a hearing aid, it can obtain a better audio playback effect than the existing earphones and hearing aids.

Please refer to FIG. 6 and FIG. 7 , the present invention also provides an audio device 300 . The audio device 300 includes the above-mentioned Bluetooth headset 100 and an additional Bluetooth module 110 establishing a Bluetooth communication connection with the Bluetooth headset 100 . The additional Bluetooth module 110 can be various existing Bluetooth communication modules, and can use various existing Bluetooth communication means to perform short-range wireless communication with the Bluetooth transceiver module 1 in the Bluetooth headset 100 . The additional bluetooth module (110) is used for acquiring audio signals from electronic devices (400, 500) without built-in bluetooth functions, and transmitting the audio signals to the bluetooth earphone (100).

FIG. 6 is a working principle diagram of the audio device 300 used in an entertainment device 400 . The entertainment device 400 may be an electronic device that can play audio signals but does not have a built-in Bluetooth module, such as a TV set, a DVD player, and an audio amplifier. The additional bluetooth module 110 establishes an electrical connection with the entertainment device 400 in a known manner (for example, through an existing audio interface), obtains audio signals played by the entertainment device 400, and transmits the audio signals through bluetooth communication to Bluetooth transceiver module 1. At this point, the Bluetooth headset 100 can be used according to the above method, so that the Bluetooth headset 100 can be used as an audio playback device of the entertainment device 400 .

FIG. 7 is a working principle diagram of the audio device 300 used in a fixed telephone 500 . The additional bluetooth module 110 establishes an electrical connection with the fixed phone 500 according to a known method (for example, through an existing audio interface), obtains audio signals transmitted by the fixed phone 500, and transmits the audio signals through bluetooth communication. Transmit to Bluetooth transceiver module 1. At this point, the Bluetooth headset 100 can be used according to the above method. In addition, the microphone 2 can also be used to input the user's voice, and transmit the user's voice to the fixed telephone 500 according to the existing method, and send it out through the fixed telephone network. In this way, the bluetooth headset 100 can be used as a wireless handset and a microphone of the fixed phone 500 .

It can be seen from the above that the above-mentioned audio device 300 can be used in conjunction with various existing electronic devices and communication devices. During use, the Bluetooth headset 100 in the audio device 300 can perform hearing aid, noise reduction and hearing The protection function further expands the use of the Bluetooth headset 100.

The above descriptions are only preferred embodiments of the present invention. Those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, the features and examples may be modified to adapt a particular situation and material to the teachings of the invention without departing from the spirit and scope of the invention. Therefore, the present invention is not limited by the specific embodiments disclosed here, and all embodiments falling within the scope of the claims of the present application belong to the protection scope of the present invention.

Claims (12)

1. A bluetooth earphone (100), comprising a bluetooth transceiver module (1) and a loudspeaker (8), is characterized in that: said bluetooth earphone (100) also includes a multi-frequency amplifier (7) and stores preset and audio The storage module (6) of hearing spectrum data corresponding to a plurality of frequencies of the signal respectively, the bluetooth transceiver module (1), the storage module (6) and the loudspeaker (8) are all connected with the multi-frequency amplifier (7 ) are electrically connected; the bluetooth transceiver module (1) receives audio signals in bluetooth communication, and transmits the received audio signals to the multi-frequency amplifier (7); the multi-frequency amplifier (7) receives The frequency of the audio signal and the hearing spectrum data corresponding to the frequency of the received audio signal stored by the storage module (6) amplifies the received audio signal by a corresponding multiple, and transmits the amplified audio signal to the Loudspeaker (8) broadcasts; The hearing spectrum data is the magnification factor preset by the user corresponding to audio signals with different frequencies; The hearing spectrum data is the magnification factor of the audio signal preset by the user corresponding to the frequencies of 300Hz, 600Hz, 1200Hz, 2400Hz, and 4800Hz; The bluetooth headset (100) also includes a switch (4), and the multi-frequency amplifier (7) is selectively electrically connected to the bluetooth transceiver module (1) or the microphone (2) through the switch (4). connected, and the changeover switch (4) is a single-pole double-throw switch. 2. The bluetooth earphone (100) according to claim 1, characterized in that: the bluetooth earphone (100) further comprises an electronic connection between the bluetooth transceiver module (1) and the multi-frequency amplifier (7). In between, it is used to eliminate the noise elimination module (5) in the audio signal output by the Bluetooth transceiver module (1) and is electrically connected with the noise elimination module (5) for collecting the noise collection module (3) of external noise ). 3. The bluetooth earphone (100) as claimed in claim 2, is characterized in that: described bluetooth earphone (100) also comprises and is electrically connected with described multi-frequency amplifier (7), is used for to described multi-frequency amplifier (7) 7) A microphone (2) providing external audio signals; the noise elimination module (5) is electrically connected between the switch (4) and the multi-frequency amplifier (7). 4. The bluetooth earphone (100) according to claim 1, characterized in that: the bluetooth earphone (100) also includes an electrical connection with the storage module (6) for sending data to the storage module (6) An interface (9) for storing the hearing spectrum data in. 5. The bluetooth headset (100) according to claim 1, characterized in that: the bluetooth transceiver module (1) is electrically connected to the storage module (6) for receiving the hearing spectrum data through bluetooth communication , and store the hearing spectrum data into the storage module (6). 6. An audio device (300), characterized in that: the audio device (300) comprises the Bluetooth headset (100) as claimed in any one of claims 2-5 and a device for establishing communication with the Bluetooth headset (100). An additional bluetooth module (110), used for acquiring audio signals from electronic devices (400, 500) without built-in bluetooth functions, and transmitting the audio signals to the bluetooth earphone (100). 7. A method utilizing the bluetooth earphone (100) according to any one of claims 2-5 to realize hearing aid and anti-noise function, characterized in that: comprising the following steps: S1: set the hearing spectrum data and save it in the storage module (6); S2A: Utilize the Bluetooth transceiver module (1) to receive audio signals in Bluetooth communication, and transmit the received audio signals to the noise elimination module (5), and transmit the received audio signals to the Multi-frequency amplifier (7); S3: use the multi-frequency amplifier (7) to amplify the received audio signal according to the frequency of the received audio signal and the hearing spectrum data corresponding to the frequency of the received audio signal stored by the storage module (6) multiples, and transmit the amplified audio signal to the loudspeaker (8) for broadcasting. 8. The method according to claim 7, wherein the step S1 comprises: Using the smart electronic device (200), the audio signals with different frequencies are sequentially played in order of frequency from low to high as the hearing test signal, and the user listens to the hearing test signal through the Bluetooth headset (100), when the smart electronic device (200) Each time an audio signal with a specific frequency is played, the user adjusts the volume of the intelligent electronic device (200) until it sounds the clearest and most comfortable; storing the amplification factor when the intelligent electronic device (200) is currently playing the audio signal with the clearest and most comfortable specific frequency, as hearing spectrum data corresponding to the audio signal with the specific frequency ; Through the bluetooth communication mode or the interface (9), the intelligent electronic device (200) transmits the hearing spectrum data to the bluetooth earphone (100) and saves it in the storage module (6). 9. A method utilizing the bluetooth earphone (100) according to any one of claims 3-5 to realize hearing aid and anti-noise function, characterized in that: comprising the following steps: S1: set the hearing spectrum data and save it in the storage module (6); S2B: use the microphone (2) to receive external audio signals, and transmit the received audio signals to the noise elimination module (5), and transmit the received audio signals to the multi-frequency amplifier (7) after denoising processing ); S3: use the multi-frequency amplifier (7) to amplify the received audio signal according to the frequency of the received audio signal and the hearing spectrum data corresponding to the frequency of the received audio signal stored by the storage module (6) multiples, and transmit the amplified audio signal to the loudspeaker (8) for broadcasting. 10. The method according to claim 9, wherein said step S1 comprises: Using the smart electronic device (200), the audio signals with different frequencies are sequentially played in order of frequency from low to high as the hearing test signal, and the user listens to the hearing test signal through the Bluetooth headset (100), when the smart electronic device (200) Each time an audio signal with a specific frequency is played, the user adjusts the volume of the intelligent electronic device (200) until it sounds the clearest and most comfortable; storing the amplification factor when the intelligent electronic device (200) is currently playing the audio signal with the clearest and most comfortable specific frequency, as hearing spectrum data corresponding to the audio signal with the specific frequency ; Through the bluetooth communication mode or the interface (9), the intelligent electronic device (200) transmits the hearing spectrum data to the bluetooth earphone (100) and saves it in the storage module (6). 11. A method of utilizing the audio device (300) as claimed in claim 6 to connect an electronic device without a built-in Bluetooth function to realize hearing aid and anti-noise functions, the Bluetooth earphone (100) of the audio device (300) comprising The noise elimination module (5) used to eliminate the noise in the audio signal output by the Bluetooth transceiver module (1), the noise elimination module (5) is arranged between the Bluetooth transceiver module (1) and the multi-frequency Between amplifiers (7), it is characterized in that: the method comprises the following steps: S1: set the hearing spectrum data and save it in the storage module (6); S2C: use the additional Bluetooth module (110) to obtain audio signals from electronic devices (400, 500) without built-in Bluetooth functions, and transmit the audio signals to the Bluetooth headset (100); use the Bluetooth transceiver module (1 ) receive audio signals in bluetooth communication mode, and transmit the received audio signals to the noise elimination module (5), and transmit the received audio signals to the multi-frequency amplifier (7) after denoising processing; S3: use the multi-frequency amplifier (7) to amplify the received audio signal according to the frequency of the received audio signal and the hearing spectrum data corresponding to the frequency of the received audio signal stored by the storage module (6) multiples, and transmit the amplified audio signal to the loudspeaker (8) for broadcasting. 12. The method according to claim 11, characterized in that the step S1 comprises: Using the smart electronic device (200), the audio signals with different frequencies are sequentially played in order of frequency from low to high as the hearing test signal, and the user listens to the hearing test signal through the Bluetooth headset (100), when the smart electronic device (200) Each time an audio signal with a specific frequency is played, the user adjusts the volume of the intelligent electronic device (200) until it sounds the clearest and most comfortable; storing the amplification factor when the intelligent electronic device (200) is currently playing the audio signal with the clearest and most comfortable specific frequency, as hearing spectrum data corresponding to the audio signal with the specific frequency ; Through the bluetooth communication mode or the interface (9), the intelligent electronic device (200) transmits the hearing spectrum data to the bluetooth earphone (100) and saves it in the storage module (6).