WO2018195763A1 - Intelligent in-vehicle system authenticating connection based on sound waves and method for connection in authentication - Google Patents
Intelligent in-vehicle system authenticating connection based on sound waves and method for connection in authentication Download PDFInfo
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- the invention belongs to the technical field of wireless communication, and particularly relates to an intelligent vehicle system and an authentication connection method based on sound wave authentication connection.
- the intelligent vehicle system is a platform, which is a networked and intelligent vehicle control system that integrates automatic control system, computer network system and network communication technology, including: intelligent equipment and intelligent host.
- the integrated wiring and power carrier were used to connect, but the wired connection method made the vehicle transformation cost larger, and the mobility of the intelligent vehicle equipment has greater limitations.
- wireless network technology most intelligent in-vehicle devices access intelligent in-vehicle network terminals through wireless networks, but wireless network access has a process of authentication connection, and most smart in-vehicle devices do not have physical buttons and touch screens, and need to access smart cars for the first time.
- the network terminal or the target WiFi network brings a lot of inconvenience to the user: 1)
- the method of setting the AP through the smart vehicle device requires the mobile phone to disconnect the original connection and access the AP configuration.
- the method has many operation steps.
- various intelligent vehicle devices are required to access the intelligent vehicle network terminal or the target WiFi network.
- the AP access method is time-consuming and laborious, and the user experience is poor; 2) each intelligent vehicle device needs Separate connection authentication, and any device can be accessed due to network open state in the AP access phase, resulting in low security; 3)
- Intelligent in-vehicle network terminal needs to transmit SSID and password information to the intelligent in-vehicle device through the physical network cable.
- the present invention provides a sound wave authentication connection based on
- the intelligent vehicle system and the authentication connection method solve the authentication problem of the smart vehicle device connected to the intelligent vehicle network terminal or the WiFi network for the first time, and the multiple intelligent vehicle devices can simultaneously authenticate and connect, which greatly simplifies the authentication connection process of the smart vehicle device, and the cost is low.
- the operation is simple and the authentication method is safe and reliable.
- An intelligent in-vehicle system based on acoustic wave authentication connection comprising an intelligent in-vehicle system, wherein the intelligent in-vehicle system is provided with a plurality of intelligent in-vehicle devices, wherein the intelligent in-vehicle system is provided with a sound wave transmitting device for transmitting sound waves to the intelligent in-vehicle device.
- the intelligent in-vehicle system is provided with an intelligent in-vehicle network terminal that provides an access function to the intelligent in-vehicle device.
- the smart vehicle network terminal has a smart vehicle host connected by wire or wirelessly.
- the sound wave transmitting device includes an information input module, a sound wave encoding synthesis module, and a speaker transmitting module.
- the smart vehicle device is respectively provided with a pickup receiving module, an information decoding extraction module and a WiFi connection module.
- An authentication connection method using the above-mentioned intelligent in-vehicle system based on a sound wave authentication connection comprising: the following steps:
- the sound wave transmitting device obtains the SSID and password information of the intelligent vehicle network terminal and synthesizes it into an acoustic signal and transmits it;
- the intelligent in-vehicle device picks up the sound wave signal emitted above, restores the sound wave signal to data information, and extracts the SSID and password information of the intelligent vehicle network terminal, and then connects to the intelligent vehicle network terminal through the wireless authentication connection mode.
- step 1) the SSID and the password information of the intelligent in-vehicle network terminal are acquired by the information input module, and the acoustic wave encoding and synthesizing module synthesizes the acoustic wave signal, and is sent out through the speaker transmitting module.
- the intelligent in-vehicle device picks up the acoustic wave signal through the pickup receiving module, and restores the acoustic wave information to the data information through the information decoding and extracting module, and the WiFi connection module is connected to the intelligent in-vehicle network terminal through the wireless authentication connection mode.
- the invention has the beneficial effects that: by using a sound wave transmitting device, the sound wave signal carrying the information such as the SSID and the password of the intelligent vehicle network terminal is transmitted, so that all the sound wave signals are received.
- the intelligent in-vehicle device can simultaneously authenticate and connect to the intelligent in-vehicle network terminal; all the smart in-vehicle devices that have successfully connected can prompt the user device to connect state through the feedback information of the intelligent vehicle host; ensure the confidentiality of the sound wave transmission process, and the device outside the system cannot obtain the sound wave signal, and It will not cause the wrong connection of the external equipment of the system; the cost is low, the operation is simple, the efficiency is high, and the authentication method is safe and reliable.
- Figure 1 is a schematic view of the structure of the present invention.
- FIG. 2 is a block diagram showing the principle of authentication connection of the present invention.
- the drawings are a specific embodiment of the invention.
- This embodiment includes an intelligent in-vehicle system 1 in which a plurality of intelligent in-vehicle devices 2 are provided, and an intelligent in-vehicle system 1 is provided with an acoustic wave transmitting device 3 for transmitting sound waves to the intelligent in-vehicle device 2, and the intelligent in-vehicle system 1 is provided with
- the intelligent in-vehicle device 2 provides an intelligent in-vehicle network terminal 4 with an access function.
- the intelligent in-vehicle network terminal 4 has an intelligent in-vehicle host 5 connected by wire or wirelessly.
- the sound wave transmitting device 3 includes an information input module, a sound wave code synthesis module, and a speaker transmission module.
- the smart car device 2 is provided with a pickup receiving module, an information decoding extraction module and a WiFi connection module, respectively.
- the sound wave transmitting device 3 may be a mobile phone, or may be an independent sound wave transmitting device, or may be an acoustic wave integrated into the intelligent vehicle network terminal 4.
- the intelligent vehicle host 5 can be an electronic device that runs dedicated control software.
- the acoustic wave transmitting device 3 obtains information such as the SSID and the password of the smart in-vehicle network terminal 4 by a certain method, for example, may be manually input through an input interface, or may be acquired by scanning a two-dimensional code provided by the intelligent in-vehicle network terminal 4.
- the information input module acquires information such as the SSID and the password of the intelligent vehicle network terminal 4, and transmits the sound wave code synthesis module to synthesize the sound wave signal through a certain method, and sends the sound wave signal through the speaker transmitting module.
- the smart in-vehicle device 2 can pick up an acoustic signal through the pickup receiving module.
- the information decoding extraction module restores the sound wave information to data information, and extracts the intelligent vehicle network therefrom
- the information such as the SSID and the password of the terminal 4, and the WiFi connection module are connected to the intelligent in-vehicle network terminal 4 through a wireless authentication connection.
- the smart car host 5 is connected to the smart in-vehicle network terminal 4 by wire or wirelessly, and the smart car host 5 provides a management function to the smart in-vehicle device 2 connected to the smart in-vehicle network terminal 4.
- the smart in-vehicle host 5 After a smart in-vehicle device 2 is successfully authenticated and connected to the intelligent in-vehicle network terminal 4, the smart in-vehicle host 5 is successfully connected through a certain method, for example, the smart display device or the voice broadcast can be successfully connected to the smart in-vehicle device 2, or other information. Prompt mode.
- the intelligent vehicle host 5 has an Internet access function at the same time. For example, a user with authority can access the device through a PC, a smart phone or other electronic device to acquire the control capability of the smart vehicle device 2.
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Abstract
The present invention relates to the technical field of wireless communications, and particularly, to an intelligent in-vehicle system authenticating a connection based on sound waves and a method for a connection in authentication. A plurality of intelligent in-vehicle devices is disposed in the intelligent in-vehicle system authenticating a connection based on sound waves, and the intelligent in-vehicle system is characterized in that: a sound wave sending device for sending sound waves to the intelligent in-vehicle devices is disposed the intelligent in-vehicle system, and an intelligent in-vehicle network terminal for providing an access function to the intelligent in-vehicle devices is disposed in the intelligent in-vehicle system. The present invention has the beneficial effects: all the intelligent in-vehicle devices can be connected to the intelligent in-vehicle network terminal by means of authentication at the same time, and the confidentiality of a sound wave transmission process is ensured, a device outside the system cannot obtain a sound wave signal, and does not result in an unauthorized connection of the device outside the system; accordingly, costs are low, operations are simple, the efficiency is high, the authentication manner is secure and reliable.
Description
本发明属于无线通信技术领域，特别涉及一种基于声波认证连接的智能车载系统及认证连接方法。The invention belongs to the technical field of wireless communication, and particularly relates to an intelligent vehicle system and an authentication connection method based on sound wave authentication connection.
智能车载以系统为平台，是融合了自动化控制系统、计算机网络系统和网络通讯技术于一体的网络化、智能化的车载控制系统，主要包括：智能设备、智能主机等。早期多采用综合布线、电力载波等方式进行连接，但有线连接方式使得车载改造成本较大，智能车载设备移动性有较大局限性。随着无线网络技术发展，多数智能车载设备通过无线网络接入智能车载网络终端，但是无线网络接入存在认证连接的过程，并且多数智能车载设备没有物理按键及触摸屏，初次使用需要接入智能车载网络终端或者目标WiFi网络，给用户带来诸多不便：1)通过智能车载设备设置AP的方法需要手机断开原有连接，接入AP配置。该方法操作步骤多，在智能车载环境中需要各种智能车载设备接入智能车载网络终端或者目标WiFi网络，此时AP接入方法费时费力，用户体验较差；2)每台智能车载设备需要单独连接认证，且在AP接入阶段由于网络开放状态任意设备均可接入，导致安全性较低；3)智能车载网络终端通过物理网线把SSID和密码等信息传输给智能车载设备的方法需要布线，操作复杂耗时；4)用户在更换智能车载网络终端或者修改其SSID或密码后，所有智能车载设备需要重新认证连接，认证连接过程同样复杂耗时。The intelligent vehicle system is a platform, which is a networked and intelligent vehicle control system that integrates automatic control system, computer network system and network communication technology, including: intelligent equipment and intelligent host. In the early days, the integrated wiring and power carrier were used to connect, but the wired connection method made the vehicle transformation cost larger, and the mobility of the intelligent vehicle equipment has greater limitations. With the development of wireless network technology, most intelligent in-vehicle devices access intelligent in-vehicle network terminals through wireless networks, but wireless network access has a process of authentication connection, and most smart in-vehicle devices do not have physical buttons and touch screens, and need to access smart cars for the first time. The network terminal or the target WiFi network brings a lot of inconvenience to the user: 1) The method of setting the AP through the smart vehicle device requires the mobile phone to disconnect the original connection and access the AP configuration. The method has many operation steps. In the intelligent vehicle environment, various intelligent vehicle devices are required to access the intelligent vehicle network terminal or the target WiFi network. At this time, the AP access method is time-consuming and laborious, and the user experience is poor; 2) each intelligent vehicle device needs Separate connection authentication, and any device can be accessed due to network open state in the AP access phase, resulting in low security; 3) Intelligent in-vehicle network terminal needs to transmit SSID and password information to the intelligent in-vehicle device through the physical network cable. Wiring, operation is complicated and time-consuming; 4) After the user replaces the intelligent vehicle network terminal or modifies its SSID or password, all intelligent in-vehicle devices need to re-authenticate the connection, and the authentication connection process is also complicated and time-consuming.
发明内容Summary of the invention
本发明为了弥补现有技术的不足，提供了一种基于声波认证连接的
智能车载系统及认证连接方法，解决了智能车载设备在初次连接智能车载网络终端或WiFi网络的认证问题，可多台智能车载设备同时认证连接，大大简化了智能车载设备的认证连接流程，成本低，操作简单，认证方式安全可靠。In order to make up for the deficiencies of the prior art, the present invention provides a sound wave authentication connection based on
The intelligent vehicle system and the authentication connection method solve the authentication problem of the smart vehicle device connected to the intelligent vehicle network terminal or the WiFi network for the first time, and the multiple intelligent vehicle devices can simultaneously authenticate and connect, which greatly simplifies the authentication connection process of the smart vehicle device, and the cost is low. The operation is simple and the authentication method is safe and reliable.
本发明是通过如下技术方案实现的：The invention is achieved by the following technical solutions:
一种基于声波认证连接的智能车载系统，包括智能车载系统，智能车载系统内设有若干智能车载设备，其特征是：所述智能车载系统中设有给智能车载设备发送声波的声波发送设备，智能车载系统中设有给智能车载设备提供接入功能的智能车载网络终端。An intelligent in-vehicle system based on acoustic wave authentication connection, comprising an intelligent in-vehicle system, wherein the intelligent in-vehicle system is provided with a plurality of intelligent in-vehicle devices, wherein the intelligent in-vehicle system is provided with a sound wave transmitting device for transmitting sound waves to the intelligent in-vehicle device. The intelligent in-vehicle system is provided with an intelligent in-vehicle network terminal that provides an access function to the intelligent in-vehicle device.
所述智能车载网络终端通过有线或无线连接有智能车载主机。The smart vehicle network terminal has a smart vehicle host connected by wire or wirelessly.
所述声波发送设备包括信息输入模块、声波编码合成模块和扬声器发送模块。The sound wave transmitting device includes an information input module, a sound wave encoding synthesis module, and a speaker transmitting module.
所述智能车载设备上分别设有拾音器接收模块、信息解码提取模块和WiFi连接模块。The smart vehicle device is respectively provided with a pickup receiving module, an information decoding extraction module and a WiFi connection module.
一种利用上述基于声波认证连接的智能车载系统进行的认证连接方法，其特征是：包括以下步骤：An authentication connection method using the above-mentioned intelligent in-vehicle system based on a sound wave authentication connection, comprising: the following steps:
1)、声波发送设备获得智能车载网络终端的SSID和密码信息并将其合成为声波信号后发送出去；1) The sound wave transmitting device obtains the SSID and password information of the intelligent vehicle network terminal and synthesizes it into an acoustic signal and transmits it;
2)、智能车载设备拾取上述发出的声波信号，将声波信号还原为数据信息，并从中提取出智能车载网络终端的SSID和密码信息，然后通过无线认证连接方式连接到智能车载网络终端。2) The intelligent in-vehicle device picks up the sound wave signal emitted above, restores the sound wave signal to data information, and extracts the SSID and password information of the intelligent vehicle network terminal, and then connects to the intelligent vehicle network terminal through the wireless authentication connection mode.
优选的，在步骤1)中，由信息输入模块获取智能车载网络终端的SSID和密码信息，传入声波编码合成模块合成声波信号，通过扬声器发送模块发送出去。Preferably, in step 1), the SSID and the password information of the intelligent in-vehicle network terminal are acquired by the information input module, and the acoustic wave encoding and synthesizing module synthesizes the acoustic wave signal, and is sent out through the speaker transmitting module.
优选的，在步骤2)中，智能车载设备通过拾音器接收模块拾取声波信号，通过信息解码提取模块把声波信息还原为数据信息，WiFi连接模块通过无线认证连接方式连接到智能车载网络终端。Preferably, in step 2), the intelligent in-vehicle device picks up the acoustic wave signal through the pickup receiving module, and restores the acoustic wave information to the data information through the information decoding and extracting module, and the WiFi connection module is connected to the intelligent in-vehicle network terminal through the wireless authentication connection mode.
本发明的有益效果是：通过一台声波发送设备，发送携带智能车载网络终端SSID和密码等信息的声波信号，使得接收到声波信号的所有
智能车载设备可以同时认证连接到智能车载网络终端；所有连接成功的智能车载设备通过智能车载主机反馈信息，提示用户设备连接状态；保证声波传输过程具有保密性，系统以外设备无法获取声波信号，而且不会造成系统外部设备的误连接；成本低，操作简单，效率高，认证方式安全可靠。The invention has the beneficial effects that: by using a sound wave transmitting device, the sound wave signal carrying the information such as the SSID and the password of the intelligent vehicle network terminal is transmitted, so that all the sound wave signals are received.
The intelligent in-vehicle device can simultaneously authenticate and connect to the intelligent in-vehicle network terminal; all the smart in-vehicle devices that have successfully connected can prompt the user device to connect state through the feedback information of the intelligent vehicle host; ensure the confidentiality of the sound wave transmission process, and the device outside the system cannot obtain the sound wave signal, and It will not cause the wrong connection of the external equipment of the system; the cost is low, the operation is simple, the efficiency is high, and the authentication method is safe and reliable.
图1是本发明的结构示意图。Figure 1 is a schematic view of the structure of the present invention.
图2是本发明的认证连接原理框图。2 is a block diagram showing the principle of authentication connection of the present invention.
附图为本发明的一种具体实施例。该实施例包括智能车载系统1，智能车载系统1内设有若干智能车载设备2，智能车载系统1中设有给智能车载设备2发送声波的声波发送设备3，智能车载系统1中设有给智能车载设备2提供接入功能的智能车载网络终端4。智能车载网络终端4通过有线或无线连接有智能车载主机5。声波发送设备3包括信息输入模块、声波编码合成模块和扬声器发送模块。智能车载设备2上分别设有拾音器接收模块、信息解码提取模块和WiFi连接模块。The drawings are a specific embodiment of the invention. This embodiment includes an intelligent in-vehicle system 1 in which a plurality of intelligent in-vehicle devices 2 are provided, and an intelligent in-vehicle system 1 is provided with an acoustic wave transmitting device 3 for transmitting sound waves to the intelligent in-vehicle device 2, and the intelligent in-vehicle system 1 is provided with The intelligent in-vehicle device 2 provides an intelligent in-vehicle network terminal 4 with an access function. The intelligent in-vehicle network terminal 4 has an intelligent in-vehicle host 5 connected by wire or wirelessly. The sound wave transmitting device 3 includes an information input module, a sound wave code synthesis module, and a speaker transmission module. The smart car device 2 is provided with a pickup receiving module, an information decoding extraction module and a WiFi connection module, respectively.
采用本发明的一种基于声波认证连接的智能车载系统及认证连接方法，声波发送设备3可以是手机，也可以是某种独立的声波发送装置，还可以是集成到智能车载网络终端4的声波发送装置。智能车载主机5可以是运行专用控制软件的电子设备。声波发送设备3通过一定的方法获得智能车载网络终端4的SSID和密码等信息，例如可以通过输入接口手动输入，也可以通过扫描智能车载网络终端4提供的二维码获取。信息输入模块获取到智能车载网络终端4的SSID和密码等信息，传入声波编码合成模块，通过一定的方法合成声波信号，通过扬声器发送模块发送出去。The intelligent in-vehicle system and the authentication connection method based on the acoustic wave authentication connection of the present invention, the sound wave transmitting device 3 may be a mobile phone, or may be an independent sound wave transmitting device, or may be an acoustic wave integrated into the intelligent vehicle network terminal 4. Sending device. The intelligent vehicle host 5 can be an electronic device that runs dedicated control software. The acoustic wave transmitting device 3 obtains information such as the SSID and the password of the smart in-vehicle network terminal 4 by a certain method, for example, may be manually input through an input interface, or may be acquired by scanning a two-dimensional code provided by the intelligent in-vehicle network terminal 4. The information input module acquires information such as the SSID and the password of the intelligent vehicle network terminal 4, and transmits the sound wave code synthesis module to synthesize the sound wave signal through a certain method, and sends the sound wave signal through the speaker transmitting module.
智能车载设备2可以通过拾音器接收模块拾取声波信号。通过信息解码提取模块把声波信息还原为数据信息，并从中提取出智能车载网络
终端4的SSID和密码等信息，WiFi连接模块通过无线认证连接方式连接到智能车载网络终端4。The smart in-vehicle device 2 can pick up an acoustic signal through the pickup receiving module. The information decoding extraction module restores the sound wave information to data information, and extracts the intelligent vehicle network therefrom
The information such as the SSID and the password of the terminal 4, and the WiFi connection module are connected to the intelligent in-vehicle network terminal 4 through a wireless authentication connection.
智能车载主机5通过有线或者无线的方式连接到智能车载网络终端4，智能车载主机5对连接到智能车载网络终端4的智能车载设备2提供管理功能。某个智能车载设备2成功认证连接到智能车载网络终端4后，智能车载主机5通过一定方法反馈设备连接成功，例如可以通过屏幕显示或语音播报某智能车载设备2连接成功，也可以是其他信息提示方式。智能车载主机5同时具有互联网访问功能，例如具有权限的用户可以通过PC、智能手机或其他电子设备访问该设备，以获取对智能车载设备2的控制能力。The smart car host 5 is connected to the smart in-vehicle network terminal 4 by wire or wirelessly, and the smart car host 5 provides a management function to the smart in-vehicle device 2 connected to the smart in-vehicle network terminal 4. After a smart in-vehicle device 2 is successfully authenticated and connected to the intelligent in-vehicle network terminal 4, the smart in-vehicle host 5 is successfully connected through a certain method, for example, the smart display device or the voice broadcast can be successfully connected to the smart in-vehicle device 2, or other information. Prompt mode. The intelligent vehicle host 5 has an Internet access function at the same time. For example, a user with authority can access the device through a PC, a smart phone or other electronic device to acquire the control capability of the smart vehicle device 2.
本发明所列出的一系列的详细说明，仅仅是对本发明的可行性实施方式的具体说明，并非用以限制本发明的保护范围，在不背离本发明精神或基本特征的情况下，以其他的具体形式、等效方式、变更方式实现本发明，均应包含在本发明的保护范围之内。
The detailed description of the present invention is intended to be illustrative of the embodiments of the present invention, and is not intended to limit the scope of the present invention. The specific forms, equivalents, and modifications of the present invention are intended to be included within the scope of the present invention.
Claims (7)
- 一种基于声波认证连接的智能车载系统，包括智能车载系统(1)，智能车载系统(1)内设有若干智能车载设备(2)，其特征是：所述智能车载系统(1)中设有给智能车载设备(2)发送声波的声波发送设备(3)，智能车载系统(1)中设有给智能车载设备(2)提供接入功能的智能车载网络终端(4)。An intelligent vehicle system based on sound wave authentication connection, comprising an intelligent vehicle system (1), and a smart vehicle system (1) is provided with a plurality of intelligent vehicle devices (2), characterized in that: the intelligent vehicle system (1) is provided There is a sound wave transmitting device (3) for transmitting sound waves to the smart in-vehicle device (2), and an intelligent in-vehicle network terminal (4) for providing an access function to the smart in-vehicle device (2) is provided in the smart in-vehicle system (1).
- 根据权利要求1所述的基于声波认证连接的智能车载系统，其特征是：所述智能车载网络终端(4)通过有线或无线连接有智能车载主机(5)。The intelligent in-vehicle system based on acoustic wave authentication connection according to claim 1, wherein the intelligent in-vehicle network terminal (4) is connected to the intelligent in-vehicle host (5) by wire or wirelessly.
- 根据权利要求1所述的基于声波认证连接的智能车载系统，其特征是：所述声波发送设备(3)包括信息输入模块、声波编码合成模块和扬声器发送模块。The intelligent in-vehicle system based on acoustic wave authentication connection according to claim 1, wherein the sound wave transmitting device (3) comprises an information input module, an acoustic wave encoding synthesis module and a speaker transmitting module.
- 根据权利要求1所述的基于声波认证连接的智能车载系统，其特征是：所述智能车载设备(2)上分别设有拾音器接收模块、信息解码提取模块和WiFi连接模块。The intelligent in-vehicle system based on the acoustic wave authentication connection according to claim 1, wherein the smart in-vehicle device (2) is provided with a pickup receiving module, an information decoding extraction module and a WiFi connection module, respectively.
- 一种利用权利要求1所述的基于声波认证连接的智能车载系统进行认证连接的方法，其特征是：包括以下步骤：1)、声波发送设备(3)获得智能车载网络终端(4)的SSID和密码信息并将其合成为声波信号后发送出去；2)、智能车载设备(2)拾取上述发出的声波信号，将声波信号还原为数据信息，并从中提取出智能车载网络终端(4)的SSID和密码信息，然后通过无线认证连接方式连接到智能车载网络终端(4)。A method for performing an authentication connection by using an intelligent in-vehicle system based on a sound wave authentication connection according to claim 1, comprising the steps of: 1) obtaining an SSID of the intelligent in-vehicle network terminal (4) by the sound wave transmitting device (3) And the password information is synthesized and synthesized into an acoustic signal and then sent out; 2) the intelligent in-vehicle device (2) picks up the sound wave signal emitted above, restores the sound wave signal to data information, and extracts the intelligent vehicle network terminal (4) therefrom. The SSID and password information are then connected to the intelligent in-vehicle network terminal (4) via a wireless authentication connection.
- 根据权利要求5所述的认证连接方法，其特征是：在步骤1)中，由信息输入模块获取智能车载网络终端(4)的SSID和密码信息，传入声波编码合成模块合成声波信号，通过扬声器发送模块发送出去。The authentication connection method according to claim 5, wherein in step 1), the SSID and the password information of the intelligent in-vehicle network terminal (4) are acquired by the information input module, and the acoustic wave encoding and synthesizing module synthesizes the acoustic wave signal. The speaker transmission module sends out.
- 根据权利要求5所述的认证连接方法，其特征是：在步骤2)中，智能车载设备(2)通过拾音器接收模块拾取声波信号，通过信息解码提取模块把声波信息还原为数据信息，WiFi连接模块通过无线认证连接方式连接到智能车载网络终端(4)。 The authentication connection method according to claim 5, wherein in step 2), the intelligent in-vehicle device (2) picks up the acoustic wave signal through the pickup receiving module, and restores the acoustic wave information to the data information through the information decoding and extracting module, and the WiFi connection The module is connected to the intelligent vehicle network terminal (4) via a wireless authentication connection.
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