WO2017095110A1

WO2017095110A1 - Automatic connection method for data mirroring between user terminal and vehicle avn

Info

Publication number: WO2017095110A1
Application number: PCT/KR2016/013884
Authority: WO
Inventors: 박중현
Original assignee: 현대엠엔소프트 주식회사
Priority date: 2015-11-30
Filing date: 2016-11-29
Publication date: 2017-06-08

Abstract

The present invention provides a wireless communication automatic connection method for data mirroring between a user terminal and vehicle audio video navigation (AVN), wherein the user terminal and the vehicle AVN are connected by wire so that the user terminal transmits information on a wireless communication connection to the vehicle AVN, and the vehicle AVN can automatically perform data mirroring with the user terminal according to the information described above.

Description

Automatic connection method for data mirroring between vehicle AVN and user terminal

The present invention relates to an automatic connection method for mirroring data between a vehicle AVN and a user terminal, and more particularly, the vehicle AVN and the user terminal are wired, so that the user terminal transmits information on a wireless communication connection to the vehicle AVN, The vehicle AVN relates to an automatic connection method for data mirroring between a vehicle AVN and a user terminal, which is capable of automatically data mirroring with a user terminal according to the above information.

In general, a vehicle is equipped with a vehicle monitor for displaying a video played back in a vehicle audio / video / navigation device (AVN), and the vehicle monitor can display various inputs such as an external video signal or a rear camera using an additional interface device. Also displayed on. For example, a technique for receiving a GPS signal in a vehicle multimedia system, receiving a DMB broadcast, and outputting an A / V signal input from the outside or an image received from a rear camera to a front AVN device or a rear AVN device is also known.

On the other hand, in recent years, with the rapid increase in the spread of smart phones, various services using smart phones are used daily. In the case of using a smartphone in a vehicle, it is difficult to use it while driving, and in particular, it is inconvenient for the driver to see because the image size of the smartphone is small.

In order to solve this problem, a vehicle monitor interlocked with a smartphone is disclosed in the publication No. 20-2011-0008459 in the Public Utility Model Publication. The disclosed vehicle monitor is a vehicle monitor device connected to a smart phone to display an image input from the smart phone, and communicates and transmits the position data on which the user clicks on the screen to the smart phone. The display unit includes a touch module and a DMB A smartphone connection unit having a DMB receiving module for receiving a terminal and a terminal connected to an external connection unit of a smartphone, the terminal including at least a charging voltage supply terminal, a video signal input terminal, a communication signal transmission and reception terminal, and a smartphone connection unit The central processing controller and the smartphone to identify the type of smartphone to be connected, to transmit a video signal input from the smartphone connection unit to the display unit, and to generate a control signal for transmitting the position data input from the touch module to the smartphone. Memory to save communication method and protocol according to type of To also.

However, in such a system, when a wireless communication connection is performed for data mirroring between a vehicle AVN (audio video navigation) and a user terminal, all wireless communication capable Wi-Fi signals or Bluetooth signals around the user terminal are searched, and the user terminal is searched among a plurality of detected signals. Since the user terminal must be manually connected to the vehicle AVN by selecting only a bay, the connection time is delayed and the battery of the user vehicle AVN is quickly consumed because the wireless communication signals of other nearby user terminals are searched for.

In addition, there is a possibility that the user information required for wireless communication connection is leaked to the outside of the vehicle AVN and the user terminal, the conventional simple wireless communication connection method is vulnerable to network security.

On the other hand, when there are a plurality of user terminals connected to the vehicle AVN, there is a problem that there is no standard for determining which contents are preferentially mirrored to the vehicle AVN, which may cause confusion between user terminals. There is a need for clarification.

Accordingly, in order to solve the above problems, the present invention provides a vehicle AVN and a user terminal connected by wire so that the user terminal transmits information on a wireless communication connection to the vehicle AVN, and the vehicle AVN is used according to the above-described information. It provides an automatic connection method for data mirroring between a vehicle AVN and a user terminal that can automatically mirror data with a terminal.

In order to achieve the above object, the present invention provides an automatic connection method for data mirroring between a vehicle AVN and a user terminal. This is the first step of connecting the user terminal and the vehicle AVN by wire, data communication is performed based on the AOAP between the user terminal and the vehicle AVN through a wired connection, and wireless communication connection information and information of the user terminal from the vehicle AVN to the user terminal. In the second step of requesting and receiving identification information, the vehicle AVN detects a wireless network signal of the user terminal located near the vehicle AVN that matches the wireless communication connection information received from the second step and the identification information of the user terminal and the user terminal. And a fourth step of controlling to automatically perform a wireless communication connection and a fourth step of mirroring each other of the vehicle AVN and the user terminal.

The wireless communication connection information may include any one of an access point (AP) name, a MAC address, or an IP address of the user terminal and a wireless communication connection password.

The wireless communication connection password may be in binary code or text format.

After the fourth step is performed, any one or more of the number of times of wireless communication connection or the time of wireless communication connection between the vehicle AVN and the user terminal may be classified as identification information in the vehicle AVN and stored as priority information.

The user terminal wirelessly connected to the vehicle AVN includes a plurality of user terminals,

The connection priority of the plurality of user terminals is determined using the priority information, and the first user terminal and the vehicle AVN are automatically connected.

In the automatic connection method for data mirroring between the vehicle AVN and the user terminal of the present invention, the vehicle AVN and the user terminal are connected by wire so that the user terminal transmits information on the wireless communication connection to the vehicle AVN, and the vehicle AVN is connected to the above-described information. Accordingly, since data mirroring is possible automatically with the user terminal, it is not confused with other wireless communication connection signals in the surroundings, thereby improving the network connection environment.

In addition, in the automatic connection method for data mirroring between the vehicle AVN and the user terminal of the present invention, since the vehicle AVN and the user terminal are connected by wire, the user terminal transmits information on the wireless communication connection to the vehicle AVN for security against external hacking. There is an effect of improving the level.

In addition, the automatic connection method for data mirroring between the vehicle AVN and the user terminal of the present invention can determine the priority of the mirroring connection when one or more user terminals are mirrored to the vehicle AVN. It is effective to prevent.

1 is a step by step flowchart for an embodiment of the present invention.

2 is a view showing a mirroring method for the present invention.

3 is a step-by-step flowchart of another embodiment of the present invention.

The terms or words used in this specification and claims are not to be construed as being limited to their ordinary or dictionary meanings, and the inventors may appropriately define the concept of terms in order to best describe their invention. It should be interpreted as meaning and concept corresponding to the technical idea of the present invention based on the principle that the present invention.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

1 is a step by step flowchart for an embodiment of the present invention. Referring to FIG. 1, in the present invention, a first step S100 of connecting a user terminal and a vehicle AVN by wire is performed. The wired connection is preferably a cable capable of data communication. The risk of leaking a user's password through a wired connection is significantly lowered. After performing the first step S100, data communication is performed based on AOAP (android open accessory protocol) between the user terminal and the vehicle AVN through a wired connection. In this case, an AAP (apple accessory protocol) may be used as a protocol used between the user terminal and the vehicle AVN.

In this state, a second step S200 of requesting and receiving wireless communication connection information and identification information of the user terminal from the vehicle AVN is performed. The wireless communication connection information includes any one of an AP name, a MAC address, or an IP address of the user terminal and a wireless communication connection password. The wireless communication connection password may be a binary code or a text format, but may be a password using another encryption method such as a binary code, and may be encrypted to improve the security level or may be a simple text format for the user's convenience. The identification information of the user terminal may not only include the unique identification number of the terminal, but anything including the unique information of the terminal may be included in the identification information of the user terminal described above. The reason for transmitting the identification information of the terminal to the vehicle AVN is when a plurality of user terminals attempt to connect with the vehicle AVN, whether or not mirroring with the terminal through the identification information of each user terminal stored in the vehicle AVN This is for easy determination.

The vehicle AVN detects a wireless network signal of a user terminal located near the vehicle AVN that matches the wireless communication connection information received from the second step S200 and the identification information of the user terminal to automatically establish a wireless communication connection with the user terminal. A third step S300 of controlling is performed.

Finally, a fourth step S400 is performed in which the vehicle AVN and the user terminal are mirrored with each other. Mirroring connects a vehicle AVN to a user terminal by a wired or wireless communication connection between applications implemented through a software development kit (SDK). In this case, the application included in the vehicle AVN requests one or more of contents, programs, or applications to be mirrored to an application of the user terminal, and the user terminal that receives the above-mentioned request receives the content, program, or application described above in the vehicle AVN through mirroring. Outputs At this time, the application that can be mirrored between the vehicle AVN and the user terminal may be compatible with each other based on the SDK.

In addition, after the fourth step S400 is performed, any one or more of the number of times of wireless communication connection or the time of wireless communication connection between the vehicle AVN and the user terminal may be classified as identification information in the vehicle AVN and stored as priority information. This is to give a first connection access right in order to prevent confusion when a plurality of user terminals are mirrored in the vehicle AVN.

That is, the user terminal wirelessly connected to the vehicle AVN may include a plurality of user terminals, and the connection priority of the plurality of user terminals is determined using the above-described priority information, and the user terminal and the vehicle AVN, which are the first priority, are determined. You can automatically connect to wireless communication. Here, even if the user-specified terminal is designated as a favorite as well as the number of wireless communication connection times or the wireless communication connection time, and other user terminals attempt to mirror the vehicle AVN, the terminal designated by the user may preferentially have access rights. .

The user terminal may include a communication device such as a mobile phone, and the vehicle AVN may be a navigation device or a vehicle display device.

2 is a diagram illustrating a mirroring method for the present invention. Referring to FIG. 2, a vehicle AVN and a user terminal are mirrored.

An example is given in more detail.

(Example)

To mirror your phone's screen to your car's navigation, connect the USB cable to your phone and the USB ports on your navigation. Simultaneously with the connection, the mobile phone makes a request for wireless communication connection information and mobile phone identification information from the navigation to the mobile phone.

The mobile phone transmits any one of an AP (access point) name, a MAC address or an IP address, a wireless communication connection password, and identification information of the mobile phone to the navigation in response to the aforementioned wireless communication connection information request.

As a result, since the navigation has received the above-mentioned wireless connection information for the mobile phone by wire, the future navigation and the mobile phone can be automatically connected wirelessly.

In this state, the mobile phone and the navigation are mirrored so that the screen output for the use of the mobile phone is simultaneously performed in the navigation. In this case, the navigation record and stores the mirroring connection time and the number of connection for the mobile phone being mirrored, and when a plurality of mobile phones attempt to perform the mirroring connection in the future, the navigation device first grants the connection right according to the above criteria.

Meanwhile, according to another embodiment of the present invention, the user terminal may be configured to receive wireless communication connection information from the vehicle AVN.

That is, as shown in FIG. 3, when the user terminal and the vehicle AVN are connected by wire, data communication is performed between the user terminal and the vehicle AVN through the wired connection, so that the user terminal wirelessly connects the wireless communication connection information from the vehicle AVN. Receive (S200). That is, the system may be configured such that the user terminal receives the wireless communication connection information from the vehicle AVN, as opposed to the vehicle AVN receiving the wireless communication connection information from the user terminal as in the above-described embodiment of the present invention.

In this case, the wireless communication connection information may include any one of an AP name, a MAC address, or an IP address of the vehicle AVN and a wireless communication connection password.

Subsequently, the user terminal detects a wireless network signal corresponding to the wireless communication connection information and automatically performs a wireless communication connection with the vehicle AVN (S210). That is, the user terminal detects a wireless network that matches the received wireless communication connection information and automatically performs a wireless communication connection, thereby automatically establishing a wireless communication connection with the vehicle AVN.

When the wireless communication connection is performed as described above, the user terminal and the vehicle AVN mirror each other (S220). In this case, the user terminal may output the above-described content, program or application to the vehicle AVN through mirroring so that mirroring with the vehicle AVN may be performed.

Although the present invention has been shown and described with reference to the preferred embodiments as described above, it is not limited to the above embodiments and those skilled in the art without departing from the spirit of the present invention. Various changes and modifications will be possible.

Claims

In the automatic connection method for data mirroring between the vehicle AVN and the user terminal,

When the user terminal and the vehicle AVN are connected by wire, performing data communication between the user terminal and the vehicle AVN through the wired connection, and requesting and receiving wireless communication connection information from the vehicle AVN by the user terminal; And

And detecting, by the AVN of the vehicle, a wireless network signal corresponding to the wireless communication connection information and automatically performing a wireless communication connection with the user terminal.
The method of claim 1,

After performing the wireless communication connection,

And automatically mirroring each other of the vehicle AVN and the user terminal.
The method of claim 1,

The wireless communication connection information includes a wireless communication connection password with any one of an access point (AP) name, a MAC address, or an IP address of the user terminal. .
The method of claim 3, wherein

The wireless communication connection password is an automatic connection method for data mirroring between a vehicle AVN and a user terminal, characterized in that the binary code or text format.
The method of claim 1,

In the requesting and receiving of the wireless communication connection information, the vehicle AVN further requests and receives identification information of the user terminal from the user terminal, and automatically connects the data between the vehicle AVN and the user terminal. .
The method of claim 5,

After the mirroring is performed, any one or more of the number of times of wireless communication connection or the time of wireless communication connection between the vehicle AVN and the user terminal may be classified as the identification information in the vehicle AVN and stored as priority information. Automatic connection method for data mirroring between vehicle AVN and user terminal.
The method of claim 6,

The user terminal wirelessly connected to the vehicle AVN includes a plurality of user terminals,

The connection priority of the plurality of user terminals is determined using the priority information, and the automatic AVN and the user terminal for data mirroring are automatically connected wirelessly between the first user terminal and the vehicle AVN. How to connect.
The method of claim 1,

The data communication between the user terminal and the in-vehicle AVN is AOAP or AAP based auto connection method for data mirroring between the vehicle AVN and the user terminal.
In the automatic connection method for data mirroring between the vehicle AVN and the user terminal,

When the user terminal and the vehicle AVN are connected by wire, performing data communication between the user terminal and the vehicle AVN through the wired connection, and the user terminal receiving wireless communication connection information from the vehicle AVN;

And detecting, by the user terminal, a wireless network signal corresponding to the wireless communication connection information and automatically performing a wireless communication connection with the vehicle AVN.
The method of claim 9,

After performing the wireless communication connection,

And the user terminal and the vehicle AVN are mirrored with each other.
The method of claim 9,

The wireless communication connection information includes a wireless communication connection password with any one of an AP (access point) name, MAC address, or IP address of the vehicle AVN, the automatic connection method for data mirroring between the vehicle AVN and the user terminal .