KR101502991B1 - Automatic cognitive-linkage system using scanning and method thereof - Google Patents

Abstract

The present invention relates to a system and a method for automatic mutual recognition-linkage using a scanning function of automatically recognizing various devices which need to be wirelessly connected to each other, and performing a linkage operation when the devices are located nearby. The system comprises: a Wi-Fi device for periodically receiving a probe request signal; and a smartphone for searching for a Wi-Fi access point located in proximity by periodically transmitting a prove request signal in a device mode state, and monitoring a probe request packet of other Wi-Fi devices in a Wi-Fi network. As a result, even though devices whose connection is activated by utilizing a broadcasting packet even in an environment supporting only one to one connection between Wi-Fi devices, recognition and linkage functions can be performed.

Description

[0001] The present invention relates to an automatic cognitive-linkage system using a scanning function,

The present invention relates to a mutual automatic perception-interworking system and method using a scanning function, and more particularly, to a scanning interworking system and a scanning method thereof for automatically recognizing and connecting to each other when various apparatuses requiring mutual wireless connection are close to each other, The present invention relates to a mutual automatic recognition-interworking system and method thereof.

WiFi of smartphone supports both Station (Device, NIC) and Hotspot functions and can be used in various applications. The general usage behavior of the user is mainly used in the device mode. The hotspot mode is normally off because it consumes a lot of current.

Various devices / devices are becoming intelligent by adding Internet communication functions. However, for the internet communication function, it is necessary to pay subscription and communication fee through separate communication H / W module (3G / 4G) and communication service provider. Thus, many devices utilize the hotspot capabilities of their smartphones for cost-effective implementation.

In addition, various devices / devices are provided with a function for interfacing with a smart phone to provide customized functions and various convenience functions.

In order to efficiently implement Internet communication functions or to interoperate with a smartphone, various devices / devices require a communication link with a smartphone, and they are classified into a wireless and a wired type. The wireless communication connection currently uses WiFi and Bluetooth technology .

However, these conventional techniques have a problem in that there is an additional user input performed separately by a user, or a separate device or the like must be employed.

Korean Patent Publication No. 10-2006-0039365 Korean Patent Publication No. 10-2008-0092843 Korean Patent Publication No. 10-2014-0057653

In order to solve such a problem, the present invention provides a mutual automatic perceiving and interworking system using a scanning function for automatically recognizing a plurality of devices requiring mutual wireless connection, Which has its purpose. That is, the present invention efficiently implements the function using only the network scanning function of the wireless communication provided without using additional user inputs and devices.

The Wi-Fi devices periodically transmit a probe request frame to access point list (AP list) even when WiFi devices are connected to a specific Wi-Fi access point (WiFi AP) The present invention provides a mutual automatic perception-interworking system and a method thereof, which use a scanning function to perform a process of updating an interworking system.

The mutual automatic perception-interworking system using the scanning function according to the embodiment of the present invention includes a Wi-Fi device that periodically transmits a probe request signal; And a smartphone that transmits probe request signals periodically in the device mode state to search for Wi-Fi access points within a close distance and monitors probe request packets of other Wi-Fi devices in the Wi-Fi network.

As an embodiment related to the present invention, a smart phone can receive a probe request packet of a Wi-Fi device that requires an interconnect when a Wi-Fi device requiring an interconnect is within a Wi-Fi propagation distance.

As an embodiment related to the present invention, a smart phone can extract a MAC address area of a received probe request packet and obtain information related to a Wi-Fi device that requires connection.

As an embodiment related to the present invention, a smart phone may store MAC address information of a Wi-Fi device that requires connection.

As an embodiment related to the present invention, a smart phone can perform a hot spot function when a Wi-Fi device requiring a connection is recognized, and a Wi-Fi device can recognize a hot spot of a smart phone to perform a connection connection.

As an embodiment related to the present invention, a Wi-Fi device stores predetermined data in a specific field of a frame body of a probe request frame and transmits the data, and the smart phone reads predetermined data stored in a specific field, Data can be performed.

A mutual automatic perception-interworking method using a scanning function according to an exemplary embodiment of the present invention includes: monitoring a probe request signal while periodically transmitting a probe request signal; Determining whether a Wi-Fi device is present by checking whether a Wi-Fi device exists within a Wi-Fi propagation distance; Receiving a probe request packet transmitted from a Wi-Fi device when a Wi-Fi device exists within a Wi-Fi propagation distance; The smart phone extracting a MAC address from a probe request packet to recognize location information and device identification information of the Wi-Fi device; Determining whether the smart phone is registered identification information; The smart phone reading the interworking information stored corresponding to the identification information when the identification information is the registered identification information; And the smart phone may include a step of executing a hot spot function to connect with a Wi-Fi device, and then performing a mutual interworking function in response to the interworking information.

As an embodiment related to the present invention, when a smartphone receives a probe request frame storing predetermined data in a specific field of a frame body from the Wi-Fi device, the smart phone receives predetermined data And then reading the read data.

The present invention automatically recognizes a plurality of devices that are required to establish a wireless connection with each other and performs an interworking operation, thereby enabling a broadcasting packet to be transmitted even in an environment between Wi- So that it is possible to perform the function of recognizing and interlocking even if the devices are activated.

Further, unlike the general case where connection establishment is performed after the connection establishment process is completed, the present invention can efficiently utilize network resources because it performs the functions required in the network scanning process, So that it is possible to develop a related technology very easily.

The present invention can transmit monitoring data to a specific field promised in a probe request step, which is a first step for establishing a communication connection with a smartphone (information collecting device), and a smart phone can transmit a WiFi hot spot It is possible to collect the information of the monitoring device without performing the hotspot execution and the connection connection process (including the authentication process), thereby maximizing the efficiency.

The Wi-Fi devices periodically transmit a probe request frame to access point list (AP list) even when WiFi devices are connected to a specific Wi-Fi access point (WiFi AP) So that the Wi-Fi devices can perform a predetermined operation through a specific access point (AP). At the same time, without any connection establishment with other collecting devices such as a smart phone (without disconnecting the existing AP) ) It is effective to exchange the promised information in advance.

1 is a view for explaining a configuration of a mutual automatic recognition-interworking system using a scanning function according to the present invention.
2 is a detailed block diagram of Fig.
FIG. 3 is a flowchart illustrating a mutual automatic recognition-interlocking method using a scanning function according to the present invention.

It is noted that the technical terms used in the present invention are used only to describe specific embodiments and are not intended to limit the present invention. In addition, the technical terms used in the present invention should be construed in a sense generally understood by a person having ordinary skill in the art to which the present invention belongs, unless otherwise defined in the present invention, Should not be construed to mean, or be interpreted in an excessively reduced sense. In addition, when a technical term used in the present invention is an erroneous technical term that does not accurately express the concept of the present invention, it should be understood that technical terms can be understood by those skilled in the art. In addition, the general terms used in the present invention should be interpreted according to a predefined or prior context, and should not be construed as being excessively reduced.

Furthermore, the singular expressions used in the present invention include plural expressions unless the context clearly dictates otherwise. In the present invention, terms such as "comprising" or "comprising" and the like should not be construed as encompassing various elements or various steps of the invention, Or may further include additional components or steps.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein like reference numerals refer to like or similar elements throughout the several views, and redundant description thereof will be omitted.

In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail. It is to be noted that the accompanying drawings are only for the purpose of facilitating understanding of the present invention, and should not be construed as limiting the scope of the present invention with reference to the accompanying drawings.

1 is a view for explaining a configuration of a mutual automatic recognition-interworking system using a scanning function according to the present invention. 2 is a detailed block diagram of Fig.

As shown in FIG. 1, the mutual automatic perception-interworking system using the scanning function includes a Wi-Fi device 200 that periodically transmits a probe request signal, a Wi-Fi device 200 that periodically transmits a probe request signal in a device mode, A smartphone 100 for searching the access points 300 and 400 and monitoring probe request packets of other Wi-Fi devices 200 in the Wi-Fi network, a mutual automatic recognition support service server 500, a communication network 600 ).

Here, the Wi-Fi device 200 and the smartphone 100 can communicate with each other wirelessly.

As shown in FIG. 2, the smartphone 100 includes an application for implementing an automatic mutual recognition-interworking system and includes a first storage unit 110 storing a MAC address of the Wi-Fi device 200, Monitors the Wi-Fi devices 200 that need to be interconnected through an access point (300, 400 in FIG. 1) by an application for implementing a mutual automatic perception-interworking system stored in the first storage unit 110, A first controller 120 for executing a hot spot function when it is determined that there is a Wi-Fi device 200 requiring a connection, and a second controller 120 for controlling the first controller 120 and the second controller 120, A first output unit 140 for outputting a probe request signal in response to a control of the first control unit 120 and a second output unit 140 for transmitting a probe request signal through an access point (300, 400 in FIG. 1) It composed of a first transmission section 130 that received the probe request signal that is transmitted in 200.

The Wi-Fi device 200 includes a second storage unit 110 storing a MAC address and a second storage unit 210. The MAC address stored in the second storage unit 210 is transmitted through an access point 300 and 400 A second controller 220 for transmitting data to other Wi-Fi devices 200 that want to communicate when the hot-spot function is performed by the smartphone 100, and a second controller 220 for controlling the second controller 220 in response to the control of the second controller 220 A second output unit 240 for outputting data generated on the screen in realization of the mutual automatic recognition-interworking system, and a second output unit 240 for transmitting the probe request signal in response to the control of the second control unit 220, And a second transmission unit 230 for receiving a probe request signal transmitted from the smartphone 100 through the first transmission unit 400.

The first control unit 120 of the smartphone 100 receives the probe request packet of the Wi-Fi device 200 that requires the interconnection when the Wi-Fi device 200 requiring the interconnection is within the allowable range of the Wi-Fi transmission.

The first controller 120 of the smartphone 100 extracts the MAC address area of the received probe request packet and obtains information related to the WiFi device 200 requiring connection. The first controller 120 of the smartphone 100 stores the MAC address information of the Wi-Fi device 200 that needs to be connected. Here, the MAC address of the Wi-Fi device 200 is stored in the first storage unit 110 of the smartphone 100 or registered in the mutual automatic recognition support service server 500 in advance. When receiving the MAC address through the access point (300, 400 in FIG. 1), the first control unit 120 checks whether the MAC address is stored in the first storage unit 110, After making online connection to the recognition support service server 500, it checks whether the received MAC address is stored, and if it is stored, reads the corresponding MAC address. Here, the MAC address indicates whether the WiFi device 200, which is required to be connected to the smartphone 100, is located around the WiFi device 200, which device is the WiFi device 200, So that it can be judged. That is, the smartphone 100 executes the hotspot function so that the other Wi-Fi devices 200 can be mutually connected to transmit and receive data, or the smart phone 100 can interact with the Wi- And controls or monitors the operation state of the corresponding WiFi device 200.

The first control unit 120 of the smartphone 100 performs a hotspot function when the WiFi device 200 requiring connection is recognized and the second control unit 220 of the WiFi device 200 performs a hotspot function of the hotspot And performs a connection connection.

The second controller 220 of the Wi-Fi device 200 stores predetermined data in a specific field of the frame body of the probe request frame and transmits the data, and the first controller 120 of the smart phone 200 transmits Reads the stored predetermined data, and then executes the read data.

The mutual automatic recognition-interworking method using the scanning function configured as described above will be described as follows.

As shown in FIG. 3, the first controller 120 of the smartphone 100 periodically transmits a probe request signal and monitors a probe request signal (S110). Then, the first controller 120 of the smartphone 100 checks whether the Wi-Fi device 200 exists within the Wi-Fi propagation distance (S120) and determines whether there is a Wi-Fi device (S130).

The first control unit 120 of the smartphone 100 receives the probe request packet transmitted from the Wi-Fi device 200 when the Wi-Fi device 200 exists within the allowable range of the Wi-Fi transmission (S140).

The first controller 120 of the smartphone 100 extracts the MAC address from the probe request packet and recognizes the location information and device identification information of the Wi-Fi device 200 (S1150) It is determined whether or not it is identification information (S160).

As a result of the determination in S160, the first controller 120 of the smartphone 100 reads the interworking information stored corresponding to the identification information when the identification information is registered (S170) 1 control unit 120 executes the hotspot function and connects with the WiFi device 200, and performs a mutual interworking function in response to the interworking information (S180).

The first control unit 120 of the smartphone 100 receives a probe request frame storing predetermined data in a specific field of the frame body from the Wi-Fi device 200, receives the probe request frame, and stores the received probe request frame in a specific field Reads the predetermined data and executes the read data.

As described above, in the WiFi method, if a mutual automatic recognition and interworking function is implemented by using a probe request frame, which is a broadcasting packet, for network scan, Method, an inquiry process for scanning a specific plurality of Bluetooth devices with the same concept and a page process for scanning a specific Bluetooth device can be utilized.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or essential characteristics thereof. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas falling within the scope of the same shall be construed as falling within the scope of the present invention.

100: Smartphone 200: Wi-Fi device
110, 210: first and second storage units 120, 220: first and second control units
130, 230: first and second transmission units 140, 240: first and second output units
300: mutual automatic recognition support service server

Claims (8)

A second storage unit for storing a MAC address,
A second controller for transmitting the MAC address stored in the second storage unit together with the probe request signal via the access point and transmitting data to other WiFi devices that desire to communicate when the hotspot function is performed by the smartphone,
A second transmitter for transmitting a probe request signal in response to the control of the second controller and receiving a probe request signal transmitted from the smartphone through the access point; And
A first storage unit in which an application for implementing an automatic mutual recognition-interworking system is mounted and stores a MAC address of the Wi-
When a Wi-Fi device that requires an interconnection is within a Wi-Fi propagation distance, it receives a probe request packet of a Wi-Fi device that requires the interconnection and extracts a MAC address area of the received probe request packet to acquire information related to a Wi- A first control unit for executing a hot spot function when it is determined that there is a Wi-Fi device that requires connection based on monitoring,
And a first transmitter that transmits a probe request signal in response to the control of the first controller and receives a probe request signal transmitted from the Wi-Fi device through the access point, searches for a Wi-Fi access point within a close distance, A smartphone that monitors probe request packets of other Wi-Fi devices in the network;
A mutual automatic recognition support service server for registering a MAC address of the Wi-Fi device and confirming registration of the MAC address of the smartphone according to a request for confirmation of a MAC address of the smart phone;
Interactive automatic recognition - interworking system using scanning function including.
delete delete delete The method according to claim 1,
The smartphone performs a hotspot function when a WiFi device requiring connection is recognized,
Wherein the Wi-Fi device recognizes a hot spot of the smartphone and performs a connection connection. The method according to claim 1,
The Wi-Fi device stores predetermined data in a specific field of a frame body of a probe request frame and transmits the data,
Wherein the smart phone reads the predetermined data stored in the specific field and then executes the read data. The smart phone periodically transmitting a probe request signal and monitoring a probe request signal;
Checking whether a Wi-Fi device exists within a Wi-Fi propagation distance, and determining whether a Wi-Fi device exists;
Receiving a probe request packet transmitted from a Wi-Fi device when a Wi-Fi device exists within a Wi-Fi propagation distance;
The smartphone extracting a MAC address from the probe request packet and recognizing location information and device identification information of the WiFi device;
Determining whether the smart phone is registered identification information, checking if the MAC address is stored, and checking if the registered MAC address is stored in the mutual automatic recognition support service server if not stored;
The smartphone reading the interworking information stored corresponding to the identification information when the identification information is the registered identification information; And
The smartphone executes a hotspot function to connect with a WiFi device and then perform a mutual interworking function in response to interworking information;
A mutual automatic recognition-interworking method using a scanning function including a scanning function. 8. The method of claim 7,
When receiving a probe request frame storing predetermined data in a specific field of a frame body from the Wi-Fi device, the smart phone reads predetermined data stored in the specific field, The method comprising the steps of: (a) performing a mutual automatic recognition-interworking method using a scanning function.

Images