WO2021189645A1

WO2021189645A1 - Smart helmet and control method therefor

Info

Publication number: WO2021189645A1
Application number: PCT/CN2020/093700
Authority: WO
Inventors: 刘若鹏; 栾琳; 梁忠贤; 沈阳; 康金玲; 齐尚吉
Original assignee: 深圳光启超材料技术有限公司
Priority date: 2020-03-27
Filing date: 2020-06-01
Publication date: 2021-09-30
Also published as: CN111405538B; CN111405538A

Abstract

A smart helmet and a control method therefor. The smart helmet comprises a helmet body and a smart end. The control method comprises: a smart end sending a pairing signal to a helmet body (S102); the helmet body receiving the pairing signal and confirming the pairing signal, and once it is confirmed that the pairing signal is correct, establishing a Bluetooth connection between the helmet body and the smart end (S104); the smart end sending instruction data to the helmet body (S106); and the helmet body receiving and executing the instruction data (S108). After the Bluetooth connection is established between the helmet body and the smart end by means of the pairing signal, the smart end directly sends the instruction data, which needs to be executed, to the helmet body in Bluetooth connection with same, thereby solving the problem of tedious and inconvenient steps for performing control work on a smart helmet by means of mouse connection of a universal serial bus. The work is convenient, simple and practical.

Description

Intelligent helmet and control method thereof

Technical field

The invention relates to an intelligent helmet, in particular to an intelligent helmet and a control method thereof.

Background technique

A typical smart helmet uses a universal serial bus (USB, Universal Serial Bus) mouse connection to realize the manual control of the smart helmet, click the mouse to realize the account login and password input of the smart helmet, and realize the function operation of the smart helmet through voice commands, such as open live broadcast, close live broadcast, face recognition, automatic person Face recognition, license plate recognition, ID card recognition and other functional operations, through voice commands to achieve the intelligent helmet-side translation interactive function.

technical problem

The steps of the smart helmet to control the work through the universal serial bus mouse connection are cumbersome and not easy, and the screen angle of the smart helmet is adjusted to adapt to the camera, which makes the mouse operation more difficult.

Technical solutions

Based on this, it is necessary to provide a new smart helmet control method in response to the above-mentioned problems.

A control method of a smart helmet, the smart helmet includes a helmet body and a smart terminal, and the control method includes:

The smart terminal sends a pairing signal to the helmet body;

The helmet body receives the pairing signal and confirms the pairing signal, and establishes a connection between the helmet body and the smart terminal after confirming that the pairing signal is correct;

The smart terminal sends instruction data to the helmet body;

The helmet body receives and executes the instruction data.

In one of the embodiments, the step of the smart terminal sending a pairing signal to the helmet body includes:

The helmet body enters the open state when the start signal is obtained;

The smart terminal sends a pairing signal to the helmet body through the number and physical address of the helmet body.

In one of the embodiments, the step of establishing a connection between the helmet body and the smart terminal includes:

Perform verification between the helmet body and the smart terminal;

After the verification is successful, a Bluetooth connection between the helmet body and the smart terminal is established.

In one of the embodiments, before the smart terminal sends instruction data to the helmet body, it includes:

The smart terminal obtains the account and password, and sends login data including the account and password;

When the helmet body receives a login confirmation instruction returned by the server according to the login data, data transmission between the helmet body and the smart terminal is established.

In one of the embodiments, the step of the smart terminal sending instruction data to the helmet body includes at least one of the following steps:

The smart terminal sends instruction data including a call number to the helmet body;

The smart terminal sends instruction data for connecting to the phone to the helmet body;

The smart terminal sends instruction data to hang up the phone to the helmet body;

The step of receiving and executing the instruction data by the helmet body correspondingly includes at least one of the following steps:

After the helmet body receives the instruction data containing the call number, it calls the other party through the call number;

After the helmet body receives the instruction data for connecting to the phone, connect the phone;

After the helmet body receives the instruction data for hanging up the phone, it hangs up the phone.

In one of the embodiments, the method further includes:

After the smart terminal collects external sound and converts it into external audio data, it sends the external audio data to the helmet body for playback;

After the helmet body collects user voice and converts it into user audio data, it sends the user audio data to the smart terminal for playback.

In one of the embodiments, the step of sending the external audio data to the helmet body for playback includes:

The helmet body translates the external audio data into corresponding user language audio data;

The helmet body performs the playback of the user language audio data;

The step of sending the user audio data to the smart terminal for playback includes:

The helmet body translates the user audio data into corresponding external language audio data;

The helmet body sends the external language audio data to the smart terminal for playback;

Wherein, the user language audio data and the user audio data are audio data composed of the same language, and the external language audio data and the external audio data are audio data composed of the same language.

In one of the embodiments, the data sent between the smart terminal and the helmet body is encrypted data, and the instruction data includes text data and voice data.

In one of the embodiments, the encrypted data is data obtained through RSA encryption.

The above-mentioned smart helmet includes a helmet body and a smart terminal. The control method of the smart helmet includes: the smart terminal sends a pairing signal to the helmet body; the helmet body receives the pairing signal and confirms the pairing signal. After the pairing signal is correct, a Bluetooth connection between the helmet body and the smart terminal is established; the smart terminal sends instruction data to the helmet body; the helmet body receives and executes the instruction data. The smart helmet in this solution includes a helmet body and a smart terminal. After the helmet body and the smart terminal establish a Bluetooth connection through a pairing signal, the smart terminal directly sends the command data that needs to be executed to the helmet body connected to the bluetooth, thereby solving the problem of the smart helmet passing the general purpose The serial bus mouse is connected to the problem of cumbersome and inconvenient steps. In this solution, the smart terminal directly sends the instruction data that needs to be executed to the helmet body connected with its Bluetooth, which is convenient, simple and practical.

A smart helmet includes a helmet body and a smart terminal; the smart terminal is used to send a pairing signal to the helmet body;

The smart terminal is also used to send instruction data to the helmet body after establishing a Bluetooth connection between the helmet body and the smart terminal;

The helmet body is used to receive and confirm the pairing signal, and after confirming that the pairing signal is correct, establish a Bluetooth connection between the helmet body and the smart terminal, and the helmet body is also used to receive and execute the Instruction data.

In one of the embodiments, the smart terminal is also used to send a pairing signal to the helmet body through the number and physical address of the helmet body.

In one of the embodiments, the smart terminal is also used to encrypt the instruction data, and send the encrypted encrypted instruction data to the helmet body, and the helmet body is also used to encrypt the received instruction data. The data is decrypted.

Beneficial effect

The above-mentioned smart helmet includes a helmet body and a smart terminal, the smart terminal is used to send a pairing signal to the helmet body; the smart terminal is also used to establish a Bluetooth connection between the helmet body and the smart terminal Send instruction data to the helmet body; the helmet body is used to receive and confirm the pairing signal, and after confirming that the pairing signal is correct, establish a Bluetooth connection between the helmet body and the smart terminal, the helmet The body is also used to receive and execute the instruction data. The smart helmet in this solution includes a helmet body and a smart terminal. After the helmet body and the smart terminal establish a Bluetooth connection through a pairing signal, the smart terminal directly sends the command data that needs to be executed to the helmet body connected to the bluetooth, thereby solving the problem of the smart helmet passing the general purpose The serial bus mouse is connected to the problem of cumbersome and inconvenient steps. In this solution, the smart terminal directly sends the instruction data that needs to be executed to the helmet body connected with its Bluetooth, which is convenient, simple and practical.

Description of the drawings

Fig. 1 is a flowchart of a method for controlling a smart helmet in an embodiment.

Fig. 2 is a flow chart of the smart terminal sending a pairing signal to the helmet body in an embodiment.

Fig. 3 is a flowchart of establishing a Bluetooth connection between the helmet body and the smart terminal in an embodiment.

Fig. 4 is a flowchart of a control method of a smart helmet in another embodiment.

Fig. 5 is a flowchart of a method for controlling a smart helmet in another embodiment.

Fig. 6 is a flowchart of a method for controlling a smart helmet in another embodiment.

Embodiments of the present invention

In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The preferred embodiments of the present invention are shown in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or a central element may also be present. When an element is considered to be "connected" to another element, it can be directly connected to the other element or an intermediate element may be present at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field of the present invention. The terminology used in the description of the present invention herein is only for the purpose of describing specific embodiments, and is not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more related listed items.

As shown in FIG. 1, in one embodiment, a method for controlling a smart helmet is provided. The smart helmet includes a helmet body and a smart terminal, and the control method includes:

S102: The smart terminal sends a pairing signal to the helmet body.

S104: Establish a Bluetooth connection between the helmet body and the smart terminal.

The helmet body receives the pairing signal and confirms the pairing signal. After confirming that the pairing signal is correct, a Bluetooth connection between the helmet body and the smart terminal is established. If it is confirmed that the pairing signal is wrong, return to step S102.

S106: The smart terminal sends instruction data to the helmet body.

The smart terminal sends instruction data to the helmet body as needed, such as instruction data including opening/closing live broadcast, instruction data including face recognition/automatic face recognition, instruction data including ID card/driver’s license/license plate recognition, including positioning/ Instruction data for turning on navigation, including instruction data for taking photos/videos, etc.

S108: The helmet body receives and executes the instruction data.

In one embodiment, the smart terminal sends encrypted cipher text instruction data to the helmet body via Bluetooth, and the helmet body decrypts the received instruction data according to the key and executes the corresponding instruction.

In an embodiment, the smart terminal sends the instruction data of the RSA encrypted ciphertext to the helmet body via Bluetooth, and the helmet body decrypts the received instruction data of the RSA encrypted ciphertext according to the key, and then executes the corresponding instruction.

As shown in Figure 2, in one embodiment, step S102 includes:

S202: The helmet body enters an open state when an open signal is acquired.

In one embodiment, by pressing a physical switch button located on the helmet body, the helmet body obtains the opening signal, and then enters the opening state.

In one embodiment, after the helmet body is in the on state for a period of time, it is automatically hidden as an invisible state, that is, in the non-open state. At this time, the smart terminal cannot send a pairing signal to the helmet body until the helmet body obtains the opening signal and enters the on state. In one embodiment, after the helmet body is in the open state for 120 seconds, it automatically enters the non-open state. Improve the security of Bluetooth, so that individual soldiers can perform silent command control work in addition to voice, and realize the Bluetooth control system used by individual soldiers in noisy environments or in a silent working environment.

S204: The smart terminal sends a pairing signal to the helmet body through the number and physical address of the helmet body.

The smart terminal filters the helmet body in the open state through the helmet body number and physical address, thereby sending a pairing signal to the fixed helmet body, making the Bluetooth connection between the smart terminal and the helmet body more stable, and realizing the smart terminal and the helmet One-to-one pairing between the bodies.

As shown in FIG. 3, in one embodiment, step S104 includes:

S302: Perform verification between the helmet body and the smart terminal.

The helmet body receives the pairing signal and confirms the pairing signal. After confirming that the pairing signal is correct, the helmet body and the smart terminal are checked. In one embodiment, UUID verification is used between the helmet body and the smart terminal.

S304: After the verification is successful, establish a Bluetooth connection between the helmet body and the smart terminal.

When the verification between the helmet body and the smart terminal is performed, if the verification is successful, the Bluetooth connection between the helmet body and the smart terminal is established; if the verification is unsuccessful, step S102 is returned.

As shown in Fig. 4, in one embodiment, before step S106, the method further includes:

S402: The smart terminal obtains the account and password, and sends login data including the account and password.

In one embodiment, after the smart terminal obtains the account and password, it sends login data including the account and password to the helmet body, the helmet body forwards the received login data to the server, and the server stores the received login data and storage The setting data in the server is compared. If the setting data includes the account and password in the login data, the server returns a login confirmation instruction to the helmet body, otherwise it returns a login failure confirmation instruction to the helmet body. The setting data includes the account and password set. The corresponding setting password, account number and password are one-to-one correspondence.

In one embodiment, after the smart terminal obtains the account and password, it directly sends the login data including the account and password to the server, and the server compares the received login data with the setting data stored in the server. The data includes the account and password in the login data. The server returns a login confirmation instruction to the helmet body, otherwise it returns a login failure confirmation instruction to the helmet body. The setting data includes the set account and its corresponding setting password. The account and password are one by one. corresponding.

There is a connection relationship between the helmet body and the server. When the helmet body performs some functions, it needs to transmit data to the server for processing and then return the confirmation data to the helmet body. After the helmet body receives the confirmation data, it will continue to execute according to the confirmation data. Instructions. For example, when the helmet body performs face recognition/license plate recognition/ID card recognition, it needs to send the obtained face data/license plate data/ID data to the backend server, and the face data/license plate data/ID card received by the backend server The data is compared with the data stored in the server, and then the confirmation data including the comparison result is returned to the helmet body. After the helmet body receives the confirmation data, it will get the face recognition/license plate recognition/ID card recognition based on the confirmation data. result.

In one embodiment, the sending of login data including account number and password is RSA encrypted ciphertext transmission.

After the smart terminal obtains the account number and password, it sends login data including the account number and password, thereby realizing a touch-free screen and logging in with a USB mouse.

S404: Establish data transmission between the helmet body and the smart terminal.

When the helmet body receives the login confirmation instruction returned by the server according to the login data, it establishes the data transmission between the helmet body and the smart terminal; if the helmet body does not receive the information returned by the server according to the login data When the login confirmation instruction is received, the login confirmation failure instruction is received, and step S402 is returned.

In an embodiment, step S106 includes at least one of the following steps:

Step S108 correspondingly includes at least one of the following steps:

After sending the instruction data containing the call number to the helmet body through the smart terminal, the helmet body invokes the underlying call function according to the received instruction data containing the call number to realize the call function. After the smart terminal sends the command data for connecting/hanging up the phone to the helmet body, the helmet body calls the bottom layer call function of the system such as Android according to the received command data for connecting/hanging up the phone, so as to realize the connection. The function of making/hanging up the phone.

As shown in Figure 5, in one embodiment, the method further includes:

S502: After the smart terminal collects external sound and converts it into external audio data, it sends the external audio data to the helmet body for playback.

S504: After the helmet body collects the user voice and converts it into user audio data, it sends the user audio data to the smart terminal for playback.

As shown in FIG. 6, in one embodiment, the step of sending the external audio data to the helmet body for playback includes:

S602: The helmet body translates the external audio data into corresponding user language audio data.

After receiving the external audio data, the helmet body translates the received external audio data into corresponding user audio data, where the user language audio data and the user audio data are audio data composed of the same language.

In one embodiment, it is possible to set which language the user language audio data is composed of audio data.

In one embodiment, the translation of external audio data to corresponding user audio data is realized through the translation function.

In one embodiment, translation between Chinese, English, Uyghur and other languages can be realized through the translation function.

S604: The helmet body plays the audio data of the user language.

After the helmet body translates the received external audio data into corresponding user audio data, the user language audio data is played.

In one embodiment, the helmet body performs external audio data translation through the server.

In one embodiment, the helmet body performs translation of external audio data.

S606: The helmet body translates the user audio data into corresponding external language audio data.

After the helmet body collects the user voice and converts it into user audio data, it translates the user audio data into corresponding external language audio data, wherein the external language audio data and the external audio data are audio data composed of the same language.

In one embodiment, it is possible to set which language the external language audio data is composed of audio data.

In one embodiment, the translation function of the user audio data to the corresponding external language audio data is realized.

S608: The helmet body sends the external language audio data to the smart terminal for playback.

After the helmet body translates the user audio data converted from the collected user voice into corresponding external language audio data, the external language audio data is sent to the smart terminal for playback.

In one embodiment, the helmet body performs user audio data translation through the server.

In one embodiment, the helmet body performs the translation of user audio data.

By translating the external audio data and the corresponding user audio data, the user audio data and the corresponding external language audio data, the smart helmet and the external translation communication are realized, the interaction of the dialogue mode is better realized, the recognition efficiency is improved, and more Simple, effective and friendly implementation of interactive translation functions.

In one embodiment, after the smart helmet receives the instruction data, it logs out and disconnects the Bluetooth connection between the helmet body and the smart terminal.

In one embodiment, the smart terminal is a smart watch.

In one embodiment, the smart terminal is a smart phone.

In one embodiment, the data sent between the smart terminal and the helmet body is encrypted data, and the instruction data includes text data and voice data. The security of data sent between the smart terminal and the helmet body is improved.

It satisfies the need for normal use of smart helmets in a noisy environment and requires a silent working environment. The cumbersome and inflexible USB mouse click operation method is removed, making the smart helmet function easier to operate and more practical.

In one embodiment, the encrypted data is data obtained through RSA encryption.

In one embodiment, a smart helmet is provided, which includes a helmet body and a smart terminal; the smart terminal is used to send a pairing signal to the helmet body; the smart terminal is also used to establish a connection between the helmet body and the After the Bluetooth connection between the smart terminal sends instruction data to the helmet body; the helmet body is used to receive and confirm the pairing signal, and after confirming that the pairing signal is correct, establish a connection between the helmet body and the smart terminal Bluetooth connection, the helmet body is also used to receive and execute the instruction data.

In one embodiment, the smart terminal is used to send instruction data to the helmet body as needed, for example, including instruction data for opening/closing live broadcast, instruction data including face recognition/automatic face recognition, including ID card/driver’s license/license plate Recognized instruction data, including instruction data for positioning/opening navigation, instruction data including photography/video, etc.

In an embodiment, the smart terminal is also used to send a pairing signal to the helmet body through the number and physical address of the helmet body.

In one embodiment, the helmet body obtains an opening signal through a physical switch button located on the helmet body, and then enters the opening state.

In one embodiment, the smart terminal is used to obtain the account and password, and send login data including the account and password to the helmet, and the helmet body is used to receive the login data including the account and password, and forward the received login data to the server The helmet body is also used to establish data transmission between the helmet body and the smart terminal when receiving a login confirmation instruction returned by the server according to the login data.

In one embodiment, the smart terminal is used to obtain the account number and password, and send login data including the account number and password to the server, and the helmet body is also used to establish the login data upon receiving the login confirmation instruction returned by the server according to the login data. Data transmission between the helmet body and the smart terminal.

In one embodiment, the smart terminal is used to send encrypted ciphertext instruction data to the helmet body via Bluetooth, and the helmet body is used to execute the corresponding instruction after decrypting the received instruction data according to the key.

In one embodiment, the smart terminal is used to send the instruction data of the RSA encrypted ciphertext to the helmet body via Bluetooth, and the helmet body is used to decrypt the received instruction data of the RSA encrypted ciphertext according to the key, and then execute the corresponding Instructions.

In one embodiment, the smart terminal is used to send instruction data containing a call number to the helmet body; the helmet body is used to receive instruction data containing a call number, and call the other party through the call number.

In one embodiment, the smart terminal is used to send instruction data for making a call to the helmet body; the helmet body is used to receive the instruction data for making a call and connect the phone.

In one embodiment, the smart terminal is used to send instruction data to hang up the phone to the helmet body; the helmet body is used to receive the instruction data to hang up the phone and hang up the phone.

In one embodiment, the smart terminal is also used to encrypt the instruction data, and send the encrypted encrypted instruction data to the helmet body, and the helmet body is also used to encrypt the received instruction data Decrypt.

In one embodiment, the smart terminal is also used to collect external sounds, convert the collected external sounds into external audio data and send them to the helmet body; the helmet body is also used to collect user sounds and transfer the collected external sounds to the helmet body. The user voice is converted into user audio data and sent to the smart terminal, the helmet body is also used to play the received external audio data, and the smart terminal is also used to play the received user audio data.

In one embodiment, the helmet body is also used to translate the user audio data into corresponding external language audio data and send to the smart terminal; the helmet body is also used to translate the external audio data into corresponding And play the translated user language audio data, the smart terminal is also used to play the received external language audio data; wherein, the external language audio data and the external audio data are in the same language Constitute audio data, the external language audio data and the external audio data are audio data composed of the same language.

In one embodiment, the helmet body is used to translate user audio data or/and external audio data through the server.

In one embodiment, the helmet body is used to translate user audio data or/and external audio data.

The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, all possible combinations of the various technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, All should be considered as the scope of this specification.

Industrial applicability

The above-mentioned embodiments only express several implementation modes of the present invention, and their description is relatively specific and detailed, but they should not be understood as a limitation on the scope of the invention patent. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications and improvements can be made, and these all fall within the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention should be subject to the appended claims.

Claims

A method for controlling a smart helmet, wherein the smart helmet includes a helmet body and a smart terminal, and the method includes:

The smart terminal sends a pairing signal to the helmet body;

The helmet body receives the pairing signal and confirms the pairing signal, and establishes a connection between the helmet body and the smart terminal after confirming that the pairing signal is correct;

The smart terminal sends instruction data to the helmet body;

The helmet body receives and executes the instruction data.
The control method according to claim 1, wherein the step of the smart terminal sending a pairing signal to the helmet body comprises:

The helmet body enters the open state when the start signal is obtained;

The smart terminal sends a pairing signal to the helmet body through the number and physical address of the helmet body.
The control method according to claim 1, wherein the step of establishing a connection between the helmet body and the smart terminal comprises:

Perform verification between the helmet body and the smart terminal;

After the verification is successful, a Bluetooth connection between the helmet body and the smart terminal is established.
The control method according to claim 1, wherein before the smart terminal sends instruction data to the helmet body, it comprises:

The smart terminal obtains the account and password, and sends login data including the account and password;

When the helmet body receives a login confirmation instruction returned by the server according to the login data, data transmission between the helmet body and the smart terminal is established.
The control method according to claim 1, wherein the step of sending instruction data to the helmet body through the smart terminal comprises at least one of the following steps:

The smart terminal sends instruction data including a call number to the helmet body;

The smart terminal sends instruction data for connecting to the phone to the helmet body;

The smart terminal sends instruction data to hang up the phone to the helmet body;

The step of receiving and executing the instruction data by the helmet body correspondingly includes at least one of the following steps:

After the helmet body receives the instruction data containing the call number, it calls the other party through the call number;

After the helmet body receives the instruction data for connecting to the phone, connect the phone;

After the helmet body receives the instruction data for hanging up the phone, it hangs up the phone.
The control method according to claim 1, wherein the method further comprises:

After the smart terminal collects external sound and converts it into external audio data, it sends the external audio data to the helmet body for playback;

After the helmet body collects user voice and converts it into user audio data, it sends the user audio data to the smart terminal for playback.
The control method according to claim 6, wherein the step of sending the external audio data to the helmet body for playback comprises:

The helmet body translates the external audio data into corresponding user language audio data;

The helmet body performs the playback of the user language audio data;

The step of sending the user audio data to the smart terminal for playback includes:

The helmet body translates the user audio data into corresponding external language audio data;

The helmet body sends the external language audio data to the smart terminal for playback;

Wherein, the user language audio data and the user audio data are audio data composed of the same language, and the external language audio data and the external audio data are audio data composed of the same language.
The control method according to any one of claims 1-7, wherein the data sent between the smart terminal and the helmet body is encrypted data, and the instruction data includes text data and voice data.
The control method according to claim 8, wherein the encrypted data is data obtained through RSA encryption.
A smart helmet, characterized in that, the smart helmet includes a helmet body and a smart terminal;

The smart terminal is used to send a pairing signal to the helmet body; the smart terminal is also used to send instruction data to the helmet body after establishing a Bluetooth connection between the helmet body and the smart terminal;

The helmet body is used to receive and confirm the pairing signal, and after confirming that the pairing signal is correct, establish a connection between the helmet body and the smart terminal, and the helmet body is also used to receive and execute the instructions data.
The smart helmet according to claim 10, wherein the smart terminal is further configured to send a pairing signal to the helmet body through the number and physical address of the helmet body.
The smart helmet according to claim 10, wherein the smart terminal is also used to collect external sounds, and convert the collected external sounds into external audio data and send them to the helmet body; the helmet body is also used to collect User voice, and convert the collected user voice into user audio data and send it to the smart terminal. The helmet body is also used to play the received external audio data, and the smart terminal is also used to play the received user audio. data.
The smart helmet according to claim 12, wherein the helmet body is further used to translate the user audio data into corresponding external language audio data and send it to the smart terminal, and the helmet body is also used to transfer The external audio data is translated into corresponding user language audio data, and the translated user language audio data is played, and the smart terminal is also used to play the received external language audio data;

Wherein, the user language audio data and the user audio data are audio data composed of the same language, and the external language audio data and the external audio data are audio data composed of the same language.
The smart helmet according to claim 10, wherein the smart terminal is also used to encrypt the instruction data, and send the encrypted encrypted instruction data to the helmet body, and the helmet body also uses To decrypt the received encrypted instruction data.