WO2014038342A1

WO2014038342A1 - Device pairing method and device

Info

Publication number: WO2014038342A1
Application number: PCT/JP2013/071456
Authority: WO
Inventors: 淳平斉藤
Original assignee: 株式会社イーフロー
Priority date: 2012-09-10
Filing date: 2013-08-08
Publication date: 2014-03-13
Also published as: JP6076656B2; KR20150013839A; JP2014052970A; KR101641639B1

Abstract

[Problem] To proceed automatically to pairing solely by installing an application. [Solution] Provided is a device pairing method which is used when carrying out pairing between two devices with authentication for connection establishment, prior to a process of installing and executing an application. A first device receives as input, as a pair of instances of app install information, identification information which denotes an application to be installed, and a token which is employed in authentication which is carried out with the second device. The first device installs the application on the basis of the identification information within the inputted app install information. Following the installation, authentication for establishing a connection between the first device and the second device is carried out using the token within the app install information.

Description

Device pairing method and device

The present invention relates to a device pairing method in the case of performing pairing by authentication for line establishment between a first device and a second device, and a device configured by adopting this device pairing method. It is a thing.

Conventionally, when two devices perform communication such as Bluetooth (registered trademark), connection processing by authentication for establishing a line called pairing is performed. In this case, key information called a token is used for secure communication to prevent unauthorized connection by a third party (see Patent Document 1).

The above pairing is performed completely separately from the installation of the application program (herein simply referred to as the application), and the user needs to use the line even when it is necessary to use a line in the process of installing and executing the application. The circuit will not be established unless the ring is performed. That is, the user has to perform the first step of installing the application and the second step of coupling, which is troublesome.

JP 2005-174327 A

The present invention has been made in view of the conventional device pairing method as described above, and its object is to provide a device pairing method which enables a user to perform coupling automatically only by installing an application. It is to be. Another object of the present invention is to provide a device using this device pairing method.

A device pairing method according to the present invention is a device pairing method used when performing pairing by authentication for line establishment with a second device prior to processing of installing and executing an application, The identification information indicating the application to be installed and the token used for the authentication performed between the second device are provided as a pair of application installation information to the first device, and the identification information in the provided application installation information is provided. A first device installs an application based on the application, and following the installation, authentication for establishing a circuit between the first device and the second device is performed using a token in the application installation information. I assume.

In the device pairing method according to the present invention, the application installation information is a two-dimensional barcode, and the first device reads the two-dimensional barcode and performs processing.

In the device pairing method according to the present invention, the application installation information is character string information, and the first device reads the character string information and performs processing.

The device pairing method according to the present invention is characterized in that application installation information is provided from the second device to the first device via a close proximity wireless communication line.

A device according to the present invention is an identification information indicating an application to be installed in a first device that performs pairing by authentication for establishing a circuit with a second device prior to processing of installing and executing the application. And an application means for inputting application installation information in which a token used for authentication performed between the second device and the second device is a pair, and installing the application based on the identification information in the input application installation information Means for passing a token in the application installation information to the application following installation, and using the token to perform authentication for establishing a circuit between the first device and the second device. It is characterized by being equipped.

In the device according to the present invention, the application installation information is a two-dimensional bar code, and the two-dimensional bar code is read and processed.

In the device according to the present invention, the application installation information is character string information, and the character string information is read and processed.

The device according to the present invention is characterized in that application installation information is input from the second device to the first device via a close proximity wireless communication line.

The identification information indicating the application to be installed and the token used for the authentication performed between the second device are provided as a pair of application installation information to the first device, and the identification information in the provided application installation information is provided. The first device installs an application based on the application, and following the installation, the token in the application installation information is used to perform authentication for establishing a circuit between the first device and the second device. By simply installing the application, the process automatically proceeds to pairing, and a safe communication path can be established without bothering.

BRIEF DESCRIPTION OF THE DRAWINGS The block diagram of the system which employ | adopts embodiment of the device pairing method which concerns on this invention. FIG. 1 is a block diagram showing an example of the configuration of a first device adopting an embodiment of a device pairing method according to the present invention. The block diagram which shows the structural example of the 2nd device which employ | adopts embodiment of the device pairing method which concerns on this invention. The flowchart which shows the process sequence by embodiment of the device pairing method which concerns on this invention. The figure for demonstrating the example of the application installation information employ | adopted by embodiment of the device pairing method which concerns on this invention.

Hereinafter, embodiments of a device pairing method and device according to the present invention will be described with reference to the attached drawings. In each of the drawings, the same components are denoted by the same reference numerals and redundant description will be omitted. FIG. 1 shows a system including a smartphone 10 as a device adopting the device pairing method according to the present invention and an HDMI dongle 20 as a device connected by a line.

The smartphone 10 is configured as shown in FIG. That is, the main memory 51, the storage unit 52, the display unit 13, the operation unit 14 for performing operation input, the call unit 15 for realizing the function of a telephone, and the wireless telephone network or the Internet network are connected to a bus 12 extending from the CPU 11. A wireless communication unit 16 to be connected, a communication interface 17 for performing communication (here, Bluetooth (registered trademark)), and a camera unit 18 are connected.

The HDMI dongle 20 is connected to a television 30 (FIG. 1) equipped with an HDMI terminal, and is equipped with, for example, Android (registered trademark) as an OS, and enables the television 30 to be used as a personal computer.

The configuration is as shown in FIG. That is, the CPU 21 is provided with a main memory 22, a storage unit 23, a communication interface (here, Bluetooth communication) 24, an HDMI port 25, a USB port 26, and a power management IC 27. The power is supplied via the USB port 26 or the power management IC 27. When the television 30 is used as a personal computer, the HDMI dongle 20 can be equipped with an interface for connecting to the Internet or the like.

In the above configuration, an application that uses the smartphone 10 as, for example, a remote control is installed in the smartphone 10. An application that operates in response to this application is stored in the storage unit 23 of the HDMI dongle 20, and a token used for authentication is also stored in the storage unit 23. This token can be information specific to the application of the HDMI dongle 20. Also, when the HDMI dongle 20 is inserted into the HDMI terminal of the television 30 and power is supplied to the USB port 26 or the power management IC 27, for example, an initial screen display appears on the screen of the television 30, and an application that uses the smartphone 10 as a remote control The app installation information is provided and displayed.

The application installation information is information in which identification information such as a URL indicating an application to be installed and a token used for authentication performed between the second device, the HDMI dongle 20, are paired. The application installation information may be a two-dimensional barcode BC as shown in FIG. 5 (a), or may be a character string as shown in FIG. 5 (b).

The smartphone 10, which is the first device, includes a camera unit 18 as an input unit for inputting the two-dimensional barcode BC as application installation information. When the application installation information is a character string, the operation unit 14 is an input unit, and the user can input the character string from the operation unit 14.

When the application installation information is input, the CPU 11 functions as means for installing an application based on the identification information in the application installation information, for example, by the program of the main memory 51. In this case, it is detected whether or not the application has already been installed, and if it has already been installed, installation is not performed, and the next authentication processing is performed using a token in the application installation information. be able to. In addition, the CPU 11 uses the token in the application installation information following installation, for example, by the program of the main memory 51 for establishing a circuit between the first device and the HDMI dongle 20 as the second device. It functions as an authentication means that performs authentication.

In the system of FIG. 1 configured as described above, device pairing is performed as shown in FIG. In the initial state shown in step ST1, when the HDMI dongle 20 is inserted into the HDMI terminal of the television 30 and power is supplied, for example, a two-dimensional barcode BC as application installation information is displayed on the screen of the television 30 as an initial screen display. Provided. The HDMI dongle 20 holds an application corresponding to the remote control operation by the smartphone 10 and a token corresponding to the application illustrated by the “key mark”.

The user of the smartphone 10 captures an image of the two-dimensional barcode BC with the camera unit 18 and inputs an instruction for installation from the operation unit 14. The CPU 11 installs the application based on the identification information in the application installation information (step ST2). Here, for example, an application store on the Internet is accessed, downloaded, and installed using a URL that is identification information.

When the application is installed in the smartphone 10, the token in the application installation information is taken out by the function of the OS of the smartphone 10 and passed to the application (step ST3). In step ST3 of FIG. 4, the application holds the token illustrated by the "key mark". This function is provided to Android as an OS. Following the installation, the application installed on the smartphone 10 performs authentication for establishing a circuit with the second device, the HDMI dongle 20 (step ST4). At this time, using the token in the application installation information (the token held by the application), authentication for establishing a line is performed between the smart phone 10 as the first device and the HDMI dongle 20 as the second device. It will be.

In the authentication, if the token sent from the smartphone 10 does not match the token provided in the HDMI dongle 20, the circuit establishment is not performed, and only if the token sent from the smartphone 10 matches the token provided in the HDMI dongle 20 To establish a circuit. Conversely, if the token sent from the HDMI dongle 20 does not match the token provided on the smartphone 10, the circuit establishment is not performed, and the token sent from the HDMI dongle 20 matches the token provided on the smartphone 10 Only when the connection is established. In this way, mutually authenticated secure communications are automatically secured. Note that mutual authentication may be performed as long as it can be confirmed that two devices hold the same token. As described above, in addition to the confirmation of holding the token, the information of the device and other additional information may be transmitted and received mutually for confirmation, or the encrypted one may be transmitted and received for authentication. There is no need to use a specifically defined method.

In the above, imaging of the two-dimensional bar code BC is performed by the camera unit 18, and when an installation instruction is input from the operation unit 14, the process immediately proceeds to downloading and installing the application, but the application corresponding to the identification information in the application installation information If it is already installed, the token in the application installation information may be passed to the application to rewrite the token. As a result, when there are a plurality of HDMI dongles (and televisions) that can be controlled by the same application, there is no need to install for each switching, which is convenient.

The first device and the second device are not limited to the smartphone and the HDMI dongle. For example, personal computers, printers, digital cameras, cellular phones, and other electronic products are not particularly limited as long as they have similar functions. However, the second device is required to have a function of outputting application installation information. The function of outputting the application installation information may be such that the user can be notified of the application installation information by any medium such as a printout function and an audio output function in addition to the display function. Also, the application installation information may be provided (sent) from the second device via the close proximity wireless communication line. The function of the close proximity wireless transfer is provided to the first device and the second device. Here, near-field wireless communication means near field wireless communication (near field communication), communication of an extremely short distance of about 1 meter to several centimeters, and communication equivalent to "contactless communication". Point to Besides, it goes without saying that the present invention can be implemented with appropriate modifications within the scope of the present invention.

DESCRIPTION OF REFERENCE NUMERALS 10 smartphone 12 bus 13 display unit 14 operation unit 15 call unit 16 wireless communication unit 17 communication interface 18 camera unit 20 HDMI dongle 22 main memory 23 storage unit 25 HDMI port 26 USB port 30 television 51 main memory 52 storage unit

Claims

In the device pairing method used when performing authentication pairing for establishing a circuit with a second device prior to the process of installing and executing an application,
Providing identification information indicating an application to be installed and a token used for authentication performed with the second device to the first device as a pair of application installation information;
The first device installs the application based on the identification information in the provided application installation information,
A device pairing method comprising performing authentication for establishing a circuit between the first device and the second device using a token in the application installation information following installation.
The device pairing method according to claim 1, wherein the application installation information is a two-dimensional barcode, and the first device reads the two-dimensional barcode and performs processing.
The device pairing method according to claim 1, wherein the application installation information is character string information, and the first device reads the character string information and performs processing.
The device pairing method according to claim 1, wherein application installation information is provided from the second device to the first device via a close proximity wireless transfer channel.
In the first device that performs pairing by authentication for line establishment with the second device prior to the process of installing and executing the application,
Input means for inputting application installation information in which identification information indicating an application to be installed and a token used for authentication performed with the second device are paired;
Means for installing the application based on the identification information in the input application installation information;
And providing an authentication means for passing a token in the application installation information to the application following the installation and performing authentication for establishing a circuit between the first device and the second device using the token. A device characterized by
The device according to claim 5, wherein the application installation information is a two-dimensional barcode, and the two-dimensional barcode is read and processed.
6. The device according to claim 5, wherein the application installation information is character string information, and the character string information is read and processed.
The device according to claim 5, wherein application installation information is input from the second device to the first device via a close proximity wireless communication line.