KR101806439B1 - Device searching system and method for transmitting data - Google Patents

Abstract

The present invention relates to a data transmission method and system thereof using tethering. The present invention relates to a method and apparatus for accessing a terminal operating as an access point in a hotspot area formed by the same Wi-Fi communication network by tethering and transmitting user data (e.g., a phone book, a text message, a video file, ) To be transmitted securely.

Description

TECHNICAL FIELD [0001] The present invention relates to a data transmission method and system using the tethering,

The present invention relates to a data transmission method and system thereof using tethering.

More specifically, the present invention relates to a method and apparatus for accessing a terminal operating as an access point in a hotspot area formed by the same Wi-Fi communication network by tethering and transmitting user data (e.g., telephone directory, text message, , Apps, etc.).

When replacing a smart device used in the past, if the stored data is to be stored continuously, it is transmitted to a new smart device in various ways.

Such data transmission may be performed by connecting a previously used smart device to a PC or a server via a cable and transmitting the data to a PC or a server, and then transmitting the data to a new smart device.

However, if a PC is used, data must be present in the program because the PC program must be run. In the case of using the server, data must be present in the server. Therefore, data loss and external leakage, Can be expected.

In order to solve these problems, smart devices have built-in tethering function and Wi-Fi wireless tethering function allows users to directly connect and share data with each other without using cables, It serves as an advantage.

It is an object of the present invention to provide a smart device which can transmit data directly to a new smart device after tethering to a hot spot area of a Wi-Fi communication network without using an intermediate transmission path such as a PC or a server, And a method for transmitting data between models.

Other objects of the present invention will be apparent from the following detailed description.

According to another aspect of the present invention, there is provided a method of transmitting data between a plurality of devices using tethering, the method comprising the steps of: storing an IP address, an ID, and a password of a local server in a local area in a DB server of an external area; A second step in which the target terminal of the local area and the source terminal download the app from the web server of the external area; A third step in which the target terminal of the local area and the source terminal fetch the IP address of the local server from the DB server of the external domain; A fourth step of accessing an IP address of a local server and transmitting information of a target terminal and a source terminal to a local server; A fifth step in which, when the target terminal requests data of the source terminal to the local server, the local server instructs the target terminal and the source terminal to set the hot spot and to switch the tethering mode; A sixth step of the target terminal connecting to the hotspot of the source terminal; And a seventh step in which the source terminal transmits data to the target terminal.

In the first step, the DB server adds public IP information to the information transmitted from the local server and stores the public IP information, and does not allow the local server directly connected to the public IP.

And the connection between the target terminal and the source server in the second and third steps is connected to the web server and the DB server in the external area via the same Wi-Fi communication network.

In the fourth step, the target terminal and the source terminal are directly connected to the local server through the virtual IP transmitted from the DB server of the outside area without searching the network.

The hotspot setting and the tethering mode switching command in the fifth step are characterized in that the local server notifies the target terminal and the source terminal of the hotspot name and the password.

In the fifth step, the local server transmits the hot spot name and the password to the target terminal and the source terminal, respectively, and transmits information and data of the target terminal and the source terminal to the DB server of the outside region.

According to an aspect of the present invention, there is provided an apparatus for transmitting data between types using tethering, the apparatus comprising: at least one local area networked by a respective Wi-Fi communication network; And an external area configured by a web server and a DB server so as to be networked through a same Wi-Fi communication network with the local area and communicate with a terminal in the local area, the local area including a Wi-Fi router; A local server for storing and managing information and data of a target terminal and a source terminal; A target terminal for receiving data transmitted directly from a source terminal without going through another transmission path; And a source terminal that transmits data directly to the target terminal without passing through another transmission path, and the external region is a web server that provides an application download to the target terminal and the source terminal; And a DB server for storing IP, ID and password of the local server, and storing and managing information and data of the target terminal and the source terminal.

And the local area and the outside area are networked by the same Wi-Fi communication network.

The local server commands hot spot setting and tethering mode switching between the target terminal and the source terminal.

The local server notifies the target terminal and the source terminal of the hot-spot name and the password.

The local server transmits the hot spot name and the password to the target terminal and the source terminal respectively and transmits information and data of the target terminal and the source terminal to the DB server of the outside area.

According to the inter-model data transmission method and system using the tethering of the present invention, data such as a telephone directory, a text message, a moving picture, a music file, and a call list can be directly transmitted Thereby, there is an advantage that the loss of data and the risk of hacking can be eliminated.

Further, according to the present invention, since the data receiving side target terminal and the data transmitting side source terminal are directly connected in the hotspot area of the Wi-Fi communication network, they can be conveniently used without being restricted by the place.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall configuration diagram of a data transmission system according to an embodiment of the present invention; FIG.
FIG. 2 is a conceptual diagram of data transfer between models according to an embodiment of the present invention; FIG.
3 is a configuration diagram for storing information and data of a local server in an external server;
FIG. 4 is a diagram showing a configuration in which a target terminal in a local area and a source terminal download an app from a server in an external area;
FIG. 5 is a configuration diagram illustrating a case where a target terminal in a local area and a source terminal receive a local IP from a server in an external area.
6 is a configuration diagram of a target terminal and a source terminal in a local area requesting a connection to a local server and transmitting information.
7 is a configuration diagram of a data transmission request between a target terminal and a source terminal in a local area.
8 is a configuration diagram of data transmission between a target terminal and a source terminal in a local area;
FIG. 9 is a flowchart of the inter-model data transfer operation according to the embodiment of the present invention; FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and will herein be described in detail. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. In the present application, the terms "comprises" or "having" and the like are used to specify that there is a feature, a number, a step, an operation, an element, a component or a combination thereof described in the specification, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

FIG. 1 is an overall configuration diagram of the inter-model data transmission system according to an embodiment of the present invention, and FIG. 2 is a conceptual diagram of inter-model data transmission according to an embodiment of the present invention.

In the present invention, tethering means that other smart devices can access the Internet through the same Wi-Fi communication network using a smart device capable of accessing the Internet.

A hotspot is an area that is changed to an access point (AP) so that the Internet can be accessed through the same Wi-Fi communication network.

The term " information " refers to information such as terminal specifications and the term " data " refers to information such as contents stored and managed by the terminal.

As shown in FIGS. 1 and 2, the system of the present invention includes at least one local area 100, 110, and 130 that are networked through respective Wi-Fi communication networks, and local areas 100, 110, And an external area 200 composed of a web server and a DB server for being networked through the same Wi-Fi router 101 (111) 131 (Wi-Fi communication network) and communicating with the local area terminal.

In one embodiment, each of the local areas 100, 110 and 130 includes a Wi-Fi router 101 (111) 131, a local server 102 (112) 132, a target terminal 103 (113) 133, and source terminals 104, 114, and 134, respectively.

In one embodiment, the local servers 102, 112 and 132 are servers located in the local areas 100, 110 and 130, and the target terminals 103, 113 and 133 and the source terminal 104, (114) and (134).

In one embodiment, the target terminals 103, 113, and 133 receive data directly transmitted from the source terminals 104, 114, and 134 without going through another transmission path (PC or server).

In one embodiment, the source terminals 104, 114 and 134 transmit data directly to the target terminals 103, 113 and 133 without passing through another transmission path (PC or server).

In one embodiment, the external (server) area 200 comprises a Web server 210 and a DB server 220.

In one embodiment, the web server 210 is a server that provides application downloads to the target terminals 103, 113, 133 and the source terminals 104, 114,

In one embodiment, the DB server 220 stores the IPs, IDs, and passwords of the local servers 102, 112 and 132, and stores the IP, ID and password of the target servers 103, 113, 114) 134, and stores and manages the information and data.

In this type of inter-model data transfer, a hot-spot area is created in which the target terminals 103, 113, 133 and the source terminals 104, 114, 134 are networked together via the same Wi-Fi communication network. That is, the target terminals 103, 113, 133 and the source terminals 104, 114, and 134, which are networked through the same Wi-Fi communication network by hotspot areas, directly exchange data.

Next, the data transfer method between the models of the present invention will be described.

The local area 100 of one of the plurality of local areas will be described as an example. In addition, the target terminal and the source terminal directly connected and exchanging data are also mixed with the target terminal and the source terminal.

1. Register the IP, ID, and password of the local server in the local area to the server in the external area (step S100 in Fig. 3 and Fig. 9)

The local server 102 of the local area 100 transfers the virtual IP, ID and password to the web server 210 of the external area 200 and registers the virtual IP, ID and password in the DB server 220.

The DB server 220 adds public IP information to the information to be registered transmitted from the local server 102 and stores the public IP information.

At this time, a plurality of local servers can be registered in the public IP. In the present invention, services such as data transmission are performed only within a range that is networked to the same local area 100 by the Wi-Fi router 101, And does not allow such a service for the local server 102 directly connected to the local server 102. [

The information stored in the DB server 220 may further include a test ID.

2. The target terminal of the local area and the source terminal download the application of the server in the external area (step S110 in Fig. 4 and Fig. 9)

The target terminal 103 and the source terminal 104 of the local area 100 receive the application from the web server 210 of the external area 200. At this time, the web server 210 of the external area 200 connects the local server 102, the target terminal 103, and the source terminal 104 via the Wi-Fi router 101, .

      3. Importing the IP of the local server from the server in the external area (step S120 in Fig. 5 and Fig. 9)

The target terminal 103 and the source terminal 104 of the local area 100 request and receive the IP, ID and password of the local server 102 from the DB server 220 of the external area 200. The DB server 220 of the external area 200 must be connected through the Wi-Fi router 101 that networked the local server 102, the target terminal 103, and the source terminal 104 to the same local area 100 do. If the target terminal 103 and the source terminal 104 request the IP address, ID and password of the local server 102 from the DB server 220 via another Wi-Fi router (communication network), such a request is rejected.

The web server 210 of the external area 200 has the same public IP within the same network area through the Wi-Fi router 101, Finds the public IP of the target terminal 102 and transmits the virtual IP to the target terminal 103 and the source terminal 104.

4. Connection request to the local server and connection acceptance of the local server (step S130 in Fig. 6 and Fig. 9)

The target terminal 103 and the source terminal 104 of the local area 100 request the connection to the local server 102 and request the connection through the virtual IP address received from the DB server 220 of the external area 200 do. Since the local server 102 is networked in the same local area 100 through the Wi-Fi router 101, the local server 102 can be connected to the target IP 103 and the source terminal 104 Send an acknowledgment message.

In this state, the local server 102 requests the target terminal 103 and the source terminal 104 for information. Therefore, the target terminal 103 and the source terminal 104 respectively transmit terminal information such as a model name, a manufacturer, a platform OS, a version, and data such as the content type and the number to the local server 102.

5. Transferring the terminal information and data of the local area to the server in the external area (step S140 in Fig. 9)

The local server 102 transmits the information and data received from the target terminal 103 and the source terminal 104 to the DB server 220 of the external area 200. [

The DB server 220 stores the information and data of the target terminal 103 and the source terminal 104 transmitted from the local server 102 and then transmits a storage completion message to the local server 102.

6. Information transmission request to the local server (steps S150 to S170 in Fig. 7 and Fig. 9)

The target terminal 103 requests data to be transmitted from the source terminal 104 to the local server 102. The local server 102 transmits the hotspot name and password to the source terminal 104 in response to the data transfer request of the target terminal 103 and requests switching to the hotspot mode. At the same time, the same hot spot name and password are transmitted to the target terminal 103, and a request is made to connect to the hot spot of the source terminal 104.

Thereafter, the local server 102 stops communication with the target terminal 103 and the source terminal 104. [

7. Sending information about the DB server on the local server

The local server 102 transmits the information and data communicated to the target terminal 103 and the source terminal 104 to the DB server 220 of the external area 200. [ The information and data communicated are the terminal information of the target terminal 103 and the source terminal 104, the type and number of contents, and the like.

8. Data transfer between the target terminal and the source terminal (step S180 in Fig. 8 and Fig. 9)

When the target terminal 103 and the source terminal 104 are connected one-to-one in the hotspot area, the source terminal 104 encrypts the content (data) and starts transmission to the target terminal 103. When all the contents are received from the source terminal 104, the target terminal 103 releases the encryption and stores these data in the internal memory.

9. Notification of completion of data information transmission to the DB server and termination (step S190 in Fig. 9)

The local server 102 informs the DB server 220 that the content transmission between the target terminal 103 and the source terminal 104 has been completed and ends the operation.

100, 110, 130: Local area 101, 111, 131: Wi-
102, 112, 132: local server 103, 113, 133: target terminal
104, 114, 134: source terminal 200: outer area
210: Web server 220: DB server

Claims (11)

A data transmission service is performed only within a range where the same local area is networked by the Wi-Fi router, and public IP information is added to the information transmitted from the local server so that a data transmission service is not performed for a local server directly connected to the public IP A first step of storing the IP address, ID and password of the local server in the local area in the DB server of the external area;
A second step of downloading an application from a web server in an external area where a target terminal in a local area and a source terminal are networked through a same Wi-Fi communication network;
A third step of bringing the IP address of the local server and the target terminal of the local area from the DB server of the external area networked by the same Wi-Fi communication network;
A fourth step of accessing an IP address of the local server and transmitting information of a target terminal and a source terminal to a local server;
A fifth step in which, when the target terminal requests data of the source terminal to the local server, the local server instructs the target terminal and the source terminal to switch the hot spot setting and the tethering mode;
A sixth step of the target terminal accessing a hot spot of a source terminal; And
And a seventh step in which the source terminal transmits data to the target terminal. delete delete The method of claim 1, wherein in the fourth step, the target terminal and the source terminal are directly connected to the local server through the virtual IP transmitted from the DB server of the external area without network search, Data transmission method between these models using tethering.
2. The method of claim 1, wherein the hotspot setting and the tethering mode switching command in the fifth step are performed by the local server notifying the target terminal and the source terminal of a hotspot name and a password. Way data transmission method.
The method of claim 1, wherein in the fifth step, the local server transmits hot spot names and passwords to the target terminal and the source terminal, respectively, and transmits information and data of the target terminal and the source terminal to the DB server of the outer region The data transmission method using the tethering. At least one local area networked by each Wi-Fi network; And an external area configured by a web server and a DB server so as to be networked through the same Wi-Fi communication network as the local area and communicate with terminals in the local area,
Wherein the local area comprises:
WiFi router;
A local server for storing and managing information and data of a target terminal and a source terminal;
A target terminal for receiving data transmitted directly from a source terminal without going through another transmission path; And
And a source terminal for directly transmitting data to the target terminal without passing through another transmission path,
Wherein the outer region comprises:
A web server for providing an application download to the target terminal and the source terminal; And
A data transmission service is performed only within a range where the same local area is networked by the Wi-Fi router, and public IP information is added to the information transmitted from the local server so that a data transmission service is not performed for a local server directly connected to the public IP And storing the IP, ID, and password of the local server, and storing and managing information and data of the target terminal and the source terminal.
delete The apparatus of claim 7, wherein the local server instructs a target terminal and a source terminal to set a hot spot and to switch a tethering mode.
The apparatus of claim 9, wherein the local server notifies a target terminal and a source terminal of a hot spot name and a password.
The method as claimed in claim 7, wherein the local server transmits a hot spot name and a password to the target terminal and the source terminal respectively, and transmits information and data of the target terminal and the source terminal to the DB server of the external area after stopping communication This inter-model data transmission device uses tethering.

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