KR20200128334A - Intelligent wallet apparatus and method for operating the same - Google Patents

Abstract

Disclosed are a smart wallet apparatus and a method of operating the same. The smart wallet manages one or more dispersed-type applications such as cryptocurrency. A biometrics module of the apparatus reads the biometrics characteristics through a biometrics characteristics reading interface. After a security authentication module acquires the biometrics characteristics, a use authority apparatus runs one of the dispersed-type applications. An image processing module controls the display of various dispersed-type application information such as wallet information and wallet address by a display screen. The smart wallet apparatus is connected to a computer apparatus running the dispersed-type application programs, and is able to perform identity authentication through the biometrics technology of the apparatus, to acquire the dispersed-type application data through a blockchain, to display the data on the display screen, and to run a subsequent operation.

Description

Smart wallet device and how it works {INTELLIGENT WALLET APPARATUS AND METHOD FOR OPERATING THE SAME}

The present invention relates to a smart wallet for managing decentralized applications, and more particularly, to a smart wallet device having a display and capable of synchronizing data of decentralized applications, and a method of operating the same.

Cryptocurrency such as bitcoin is a virtual currency created using algorithms and cryptography, and does not issue real money, so an electronic device must implement a wallet to record the cryptocurrency. It is monopolized to record its own cryptocurrency key and wallet address, and cryptocurrency value and transaction records are recorded on the distributed ledger of blockchain technology through a decentralized consensus mechanism. When cryptocurrency transactions are required, they take out their own key, set the transaction amount, and transfer the cryptocurrency to someone else's wallet address or convert it into currency.

Virtual currency such as cryptocurrency requires a wallet as an interface to connect to the virtual world, and when a user proceeds with a cryptocurrency transaction, a wallet must be used, and the action of the wallet is to transmit and receive cryptocurrency and can be software. It runs on a specific computer device, is protected by an account password, and uses software to send and receive cryptocurrencies. In addition, the wallet can be hardware, can run a cold wallet, and can be carried offline. Most wallets are all dedicated to certain types of cryptocurrencies, and different cryptocurrencies require different wallets.

The cold wallet is a device and can use cryptocurrency transactions after it is connected to the computer device. For example, it is connected to the computer device using the USB interface of the cold wallet device, and stores the cold wallet device using the wallet-related program of the computer device. The user authenticates with a password (e.g. PIN code), activates the wallet, signs the transaction using the key, and the signed transaction is broadcast to the blockchain again, and the miner verifies that the transaction is complete. The user must remember the password of the cold wallet and match it with the key to activate the cold wallet.

The present specification provides a smart wallet device and a method of operation thereof. Compared to a conventional cold wallet, the smart wallet device is a portable device that manages various resources of a decentralized application (DApp), and the decentralized application is a cryptocurrency. It includes managing (Cryptocurrency), Key, Distributed Ledger, etc., for example, can realize one wallet device, support multiple wallets and various cryptocurrencies, store the keys of each cryptocurrency, and Biometrics technology is applied to authenticate your identity before using a smart wallet device, and after being connected to a computer device, transactions can be processed through recognition code conversion.

According to an embodiment of the smart wallet device, the main circuit includes a micro control unit for controlling the operation of a plurality of circuit modules; A communication module for connecting to a computer device; A biometric recognition module for reading a biometric feature through a biometric feature reading interface; A security authentication module for authenticating use rights of a computer device by acquiring a biometric feature generated by the biometric recognition module through the micro control unit; And an image processing module for controlling the display screen to display information of a distributed application such as wallet information and wallet address. And a power management module for controlling power supply.

Preferably, the smart wallet device manages various decentralized applications, such as supporting one or a plurality of cryptocurrencies, and conducts transactions with one of the cryptocurrencies through the computer device.

According to an embodiment of the method of operating a smart wallet device, the method is applied to a smart wallet device, and in the method, the smart wallet device is first connected to a computer device by wireless communication technology and identity authentication through biometric feature recognition technology supported by the smart wallet device. After identity verification, the computer device acquires the decentralized application data and verification data formed through the key encryption operation, allowing the computer device to synchronize the decentralized application data through the blockchain, and decentralized on the display screen of the smart wallet device. Application information can be displayed.

In one embodiment, the decentralized application may be a smart wallet, and decentralized application information such as a wallet address received by a computer device allows the smart wallet device to acquire wallet data through the blockchain based on the wallet address. You can display the wallet information on the display screen again.

Preferably, the smart wallet device is paired with the computer device via Bluetooth communication technology, completes the connection, and operates the wallet program of the computer device to synchronize the wallet data.

Furthermore, in one application, the computer device executes a wallet program to transact one of the supported cryptocurrencies, sets the transaction amount through the wallet program, connects it to the smart wallet device, performs identity verification, and then opens the blockchain node. After verification, the transaction is completed.

Further, in another application, first, the wallet address is displayed with a QR code on the display screen of the smart wallet device, and the wallet address is read by the wallet program of the computer device, thereby receiving the transaction amount set by the other person, and the smart wallet device Connect to and complete the transaction after performing identity verification.

Furthermore, the smart wallet device may have one or more wallets installed, each wallet supports one or more cryptocurrencies, and the smart wallet device stores a key corresponding to each cryptocurrency to display the screen of the smart wallet device. One of them can be displayed in the wallet address.

In order to further understand the features and technical content of the present invention, reference is made to the detailed description and drawings related to the present invention, but the drawings are only for providing reference and explanation, and are not intended to limit the present invention.

1 is a schematic diagram of an embodiment showing the basic structure of a smart wallet device.
2 is a schematic diagram of an embodiment showing a circuit block of a smart wallet device.
3 is a schematic diagram of an embodiment showing a smart wallet device.
4 is a first schematic diagram showing a situation in which a smart wallet device is used.
5 is a second schematic diagram showing a situation in which a smart wallet device is used.
6 is a third schematic diagram showing a situation in which a smart wallet device is used.
7 shows an embodiment of a flow in which a smart wallet device builds a wallet.
8 shows an embodiment of a flow in which a smart wallet device synchronizes wallet data.
9 shows an embodiment of the flow of an operating method for conducting a transaction using a smart wallet device.
Fig. 10 shows another embodiment of the flow of an operating method for conducting a transaction using a smart wallet device.
11A to 11D are schematic diagrams of a situation in which a transaction is performed using a smart wallet device.

Hereinafter, embodiments of the present invention will be described through specific specific examples, and those of ordinary skill in the art can understand the advantages and effects of the present invention through the contents disclosed in the present specification. The present invention may be implemented or applied through other different specific embodiments, and various corrections and changes may be made without departing from the spirit of the present invention based on different views and applications of each detail of the present specification. In addition, it should be stated first that the drawings of the present invention are for simple explanation only and are not described according to actual size. The following embodiments describe the technical content related to the present invention in more detail, but the disclosed content does not limit the protection scope of the present invention.

The terms "first", "second", "third" and the like used herein describe various elements or signals, but it should be understood that such elements or signals are not limited to these terms. These terms are primarily intended to differentiate between a device and another device, or a signal and a signal. In addition, the term "or" used in the text may include any one or a combination of a plurality of related enumerated items according to an actual situation.

This specification provides a smart wallet device, which can be used to manage various resources operated by applying blockchain technology, and one or several decentralized types such as Cryptocurrency, Key, and Distributed Ledger. It includes managing applications (Decentralized Application, DApp). The smart wallet device is preferably designed to be conveniently portable, and is generally designed in a miniaturized manner, such as a card-type, bracelet-type, or USB dongle-type device, as shown in FIG. 1.

Taking the blockchain technology application of cryptocurrency as an example, a smart wallet device implements a cold wallet or a hardware wallet, implements a Hierarchical Deterministic wallet, and has one or more users owned. It supports information having two cryptocurrency wallets at the same time, and stores the key and wallet address of each cryptocurrency corresponding to the memory. Here, each cryptocurrency stores one or a series of key pairs through a smart wallet device, and each key pair includes a private key and a public key, and the private key becomes an identity that stores a specific cryptocurrency. Users can use a key (referring to a private key) to prove their identity, have ownership and control over the cryptocurrency they own, and use this key as a transaction signature when paying for a transaction. By doing so, you can prove that you are the owner and use this cryptocurrency. The public key is generated in response to the private key and provided to the nodes of the blockchain, and any one transaction is sent by the owner of the corresponding private key to verify the validity of the transaction.

1 is a schematic diagram of an embodiment showing the basic structure of a smart wallet device 10, and in this example, the smart wallet device 10 may be implemented in the form of a card, but the actual implementation is not limited to the appearance of a specific device.

The housing of the smart wallet device 10 is provided with a power switch 101 that is electrically connected to the internal power management circuit, so that the user can operate the smart wallet device 10 by a touch method and install the power indicator 102. It can display the power status of the device, such as charging status, voltage status, device switching status, low voltage warning, etc. by changing various lamp numbers (e.g., flashing, breathing lights, color change). A richer device status, such as (104), can be displayed, and the status of device operation can be displayed by changing the lamp number. For example, since the smart wallet device 10 integrates various communication and authentication technologies, the device operation indicator 104 flashes, breathes light, color change, etc. You can suggest whether it works or not.

The smart wallet device 10 is provided with a biometric feature reading interface 103 for connecting a biometric circuit of the smart wallet device 10. In this example, a fingerprint scanner is used as an example, but in practice it can be replaced with other biometrics technology, and its purpose is to obtain the user's biometrics features such as fingerprints, and authentication information for cryptocurrency transactions through the smart wallet device 10. By executing the smart wallet device 10 to execute the purpose of trading cryptocurrency.

For example, taking fingerprint recognition as an example, when the user touches the biometric feature reading interface 103 with a finger, the corresponding display number may be turned on, and if the reading is successful, a green light may be displayed. If it fails, it can be indicated by a different lamp number, such as a red light on.

The smart wallet device 10 integrates a plurality of communication circuits and protocols and integrates a micro control unit (MCU) manufactured by advanced manufacturing technology and a communication circuit (eg, Bluetooth™, Bluetooth low energy (BLE)), and It is possible to use an integrated circuit (IC) such as the communication module 105 and a communication and security authentication module 106 incorporating a specific communication circuit (for example, a near field communication circuit (NFC)) and a security chip.

As another example, when the Bluetooth communication module is activated, the corresponding indicator may light up and flash to indicate that an online packet is currently being transmitted, wait for pairing with another device, and a different lamp number after pairing with a specific device. It can indicate that the pairing has already been completed, as if it was turned on stably.

The smart wallet device 10 is designed as a portable device and is designed as a universal serial bus (USB), except for acquiring the power supply of an external host through a bus module 108 or an external host (a plurality of Electrical connection points can be installed). Since the smart wallet device 10 supports the technology of wireless communication execution authentication, an independent power source such as the battery module 107 is provided, and the power management circuit (not shown in this figure) is provided through the battery module 107. It can supply the power demand of the smart wallet device 10 and can receive an external power supply through the bus module 108 and the data interface 109. As a part to be explained, in the design of the small smart wallet device 10, the data interface 109 is designed in a stretchable structure or a plurality of contacts are designed to be electrically connected to the terminal of another adapter (docking) to connect to the host. Can be connected. Here, when the bus module of the smart wallet device is connected to the host through the data interface in the smart wallet device, the device is operated and may enter a charging mode or a data transmission mode.

For example, when the smart wallet device 10 is in the charging mode (for example, connected to an external power source through the data interface 109), it can be displayed by a lamp number, and when charging is complete, it is displayed through the power management module. The lamp number can be turned off or displayed in a specific ON mode. In addition, if the smart wallet device 10 is in a low voltage state and the battery soon runs out, a specific lamp number can be alerted.

In particular, the smart wallet device 10 is equipped with an image processing module 110 equipped with a display such as the display unit 111 shown in the drawing. For example, wallet information of each cryptocurrency in the smart wallet device 10, distributed ledger Information of decentralized applications such as records can be displayed, and wallet addresses can be displayed in the form of a two-dimensional barcode (QR code) to receive cryptocurrencies transmitted by others. The image processing module 110 may be connected to the micro control unit and the communication module 105 in the device to receive cryptocurrency data processed through the micro control unit. The display unit 111 implements a display screen such as an LED or LCD screen, an electronic paper (E-Link), or a bistable liquid crystal cell capable of maintaining display contents when power is not supplied.

The smart wallet device 10 supports one or more communication technologies for connection with computer devices such as personal computers, notebook computers, smart phones, tablet computers, and the like, and the connection method between the two devices is that the smart wallet device is an entity universal serial bus (USB). And being connected to a computer device by means of a specific wireless communication technology (such as Bluetooth wireless communication).

Here, if the smart wallet device needs to be initialized before using the smart wallet device, for example, insert the smart wallet device into the USB slot of the computer device, log in user authentication data to the smart wallet device, and in particular, biometric features (eg fingerprint). And register this smart wallet device in a computer system equipped with a corresponding software program so that it can replace the identity authentication method of the original computer system; Another way is to directly log in the biometric feature using the firmware function of the smart wallet device.

In particular, the smart wallet device presented in the specification supports a plurality of wallets, and one or more wallets can be installed on demand. In other words, a plurality of wallet addresses (strings) can be set, but each wallet is one Alternatively, since a plurality of cryptocurrencies are supported, a plurality of keys corresponding to each cryptocurrency are further included, and when implemented as a key, a pair of public and private keys are included.

FIG. 2 shows an embodiment of a circuit block of a smart wallet device, and this schematic diagram describes the main circuit modules of the smart wallet device 20 and distinguishes different modules based on functions, but when practically implemented, the partial module is one circuit. It can be integrated into the system or implemented by matching the software to the hardware.

In one embodiment, the smart wallet device 20 may be a card form and an independently operable electronic device, and the battery module 206 is embedded to operate the smart wallet device 20 through the power management module 205. Supply power. The smart wallet device 20 processes power received from the battery module 206 or an external supply (eg, wireless charging, wired charging) through the power management module 205, and the user can touch the starting or ending device or its function. A power switch interface 207 is installed. Here, in order to distinguish various strategies for starting or ending a specific communication module, the smart wallet device 20 may be terminated by long pressing the power switch interface 207.

The smart wallet device 20 is shown to include a micro-control unit 201 for controlling the operation of a plurality of circuit modules of the smart wallet device 20, for example various distributed application data encryption and decryption processing. In particular, it includes functions of encrypting and decrypting cryptocurrency in an operating device, and authenticating and synchronizing wallet data. A security authentication module 202 is installed in the smart wallet device 20, and the security authentication module 202 may be implemented as a hardware authentication chip as a secure element (SE), and in an embodiment, a specific communication circuit may be integrated. have.

The smart wallet device 20 includes a biometric recognition module 209 and is electrically connected to the micro-control unit 201 to read biometric features through the biometric feature reading interface 210 of the smart wallet device 20. Authentication data is formed using biometric technology. The security authentication module 202 is electrically connected to the micro control unit 201 to obtain a biometric feature generated by the biometric recognition module 209 through the micro control unit 201, and according to one embodiment, The biometrics feature may be used for the purpose of executing one of the distributed applications by verifying the usage rights of the usage rights smart wallet device 20.

According to another embodiment, the security authentication module 202 includes a security chip and the security chip includes a processor to quickly verify the biometric code, and the smart wallet device 20 is operated to perform authentication. In this case, the biometric feature may be acquired through the biometric recognition module 209 and compared with a related value of the biometric feature of the memory, and used as a basis for basic identity authentication using the smart wallet device 20.

The smart wallet device 20 may include a plurality of communication modules and each communication module is also electrically connected to the micro control unit 201 and is integrated into the communication and authentication functions of the smart wallet device 20. For example, a communication module such as a bus module 203 such as a universal serial bus (USB) has a data interface 204 (e.g., a USB interface) installed so that the smart wallet device 20 is inserted and connected to the host through the data interface 204 Allows connection to the host through an adapter.

The communication module of the smart wallet device 20 also includes a wireless communication module and is denoted in this example as a first wireless communication module 208 and a second wireless communication module 211. According to an embodiment, the first wireless communication module 208 may be a Bluetooth communication module (Bluetooth™) and the second wireless communication module 211 may be a near field communication module (NFC). Here, the Bluetooth communication module may be a dual mode communication chip and may execute a Bluetooth communication protocol or a Bluetooth Low Energy (BLE) protocol.

The biometric recognition module 209 may be a fingerprint recognition module in one embodiment, and is matched with a biometric feature reading interface 210 installed on the surface of the smart wallet device 20 to read a fingerprint image. The biometric feature is acquired through the module, and the security authentication module 202 generates a security code accordingly, and the embodiment is as described above and is used as a basis for authenticating that the computer device uses the smart wallet device.

The image processing module 212 is installed in the smart wallet device 20, is electrically connected to the micro control unit 201, and controls the display screen implemented by the display unit 213 to display information of a distributed application. For example, wallet information and wallet address, and the power management module 205 supplies the operation of the image processing module 212 and can be used to display the operation status of the smart wallet device 20. For example, by operating the smart wallet device 20 It is like executing the contents of a cryptocurrency transaction.

3 shows a smart wallet device 30 designed as a card type, but is not limited to the card type when actually used, and shows the appearance of the smart wallet device 30, where the positions of each element and interface in the front are shown in the drawings. It is not limited to the schematic diagram shown and the partial elements may also be installed on the back of the device.

A display screen 301 is installed on the device surface of the smart wallet device 30 so that the device's operating status (e.g., battery status, online, standby or in operation), information necessary for transactions, or a wallet such as cryptocurrency type, currency value, etc. Display information. The fingerprint scanning interface 303 is installed in the smart wallet device 30, and the biometric technology actually used is not limited to fingerprint recognition, and the fingerprint scanning interface 303 provides an interface for scanning a fingerprint image so that the user can You can run it in this area until you have finished scanning.

A power switch 305 is installed in the smart wallet device 30 or includes an operation lamp number, and the power switch 305 may be various types of switch interfaces for operating the smart wallet device 30. In another embodiment, a power switch may be further installed in the smart wallet device 30 and may be integrated into another interface as a complex circuit, and the user directly touches it with a finger, such as the fingerprint scanning interface 303 After that, you can start the device.

In addition, a plurality of electrical connection points (not shown in this drawing and may be installed on the rear surface) may be installed on the surface of the smart wallet device 30, and when connecting the adapter (not shown in this drawing) The corresponding electrical connection points can be electrically connected, and the adapter can again connect another computer device via a bus interface such as USB.

4 is a schematic diagram showing a situation in which the smart wallet device 30 is used. In this example, the smart wallet device 30 is connected to the computer device 40 in a wired manner, and is a general desktop computer or a notebook computer, or a specific connection interface. In addition to being able to be equipped with a tablet computer, mobile phone, etc., and allowing the smart wallet device 30 to be inserted and connected to the computer device 40 through a data interface (for example, a USB interface), this example is the smart wallet device 30 is an adapter (42) It indicates that it is connected to the computer device 40 through (docking), and a plurality of electrical connection points between the two are electrically connected to each other to transmit data or supply power.

For example, a decentralized application takes a cryptocurrency wallet as an example, and when the smart wallet device 30 is connected to the computer device 40 through the adapter 42, the computer device 40 is a proprietary software or a specific wallet such as a web page. At the same time, the program can be operated, and at the same time, it is presented to the user that the user must first authenticate the identity through the user interface. That is, the smart wallet device 30 performs identity authentication using the biometric recognition technology of the smart wallet device 30 and after completing the authentication ) Is immediately connected to the computer device 40 to transmit wallet-related information such as the wallet address and key, and the software program running on the computer device 40 obtains the wallet address and key and then uses this key from the blockchain. Business data, such as wallet data, or other data belonging to this public key can be obtained.

Subsequently, FIG. 5 is a schematic diagram showing a situation in which a smart wallet device is used, and this example shows that the smart wallet device 30 is connected to a computer device by a wireless communication method, and in this example, it is implemented as a portable device 50. The connection between the two uses a wireless communication protocol such as a Bluetooth communication protocol, or a communication protocol of Bluetooth Low Energy (BLE).

After operating the smart wallet device 30, the wireless communication circuit is simultaneously operated so that the wireless communication circuit of the portable device 50 scans for connectable devices and performs pairing and connection.In one embodiment, when pairing is performed The portable device 50 may execute a decentralized application program such as a wallet program, in which the user authenticates by using a fingerprint on the smart wallet device 30 and then obtains a usage right and requests to be connected.

Since the smart wallet device 30 is a personalized wallet application in one of the decentralized applications, biometric authentication is performed so that the smart wallet device 30 operates the smart wallet to obtain a usage authority to provide higher security. . The wallet program is executed in the portable device 50, and verification data formed by cryptographic operation through the wallet address and key from the smart wallet device 30 can be obtained, and the obtained wallet data is synchronized after blockchain verification.

Here, when the user operates the portable device 50 to download the wallet program, each cryptocurrency may be connected to the smart wallet device 30 through identity authentication, and the smart wallet device 30 again performs security authentication. It includes acquiring the information of and synchronizing the wallet data through the consensus operation of the nodes participating in the blockchain, and then transacting cryptocurrency using the wallet program.

When the portable device 50 executes the wallet program, in addition to instructing the user to operate the smart wallet device 30 to proceed with the transaction to obtain wallet data, one or more cryptocurrencies in the smart wallet device 30 Displays the integrated wallet information, transaction list, etc. Furthermore, when a transaction or data needs to be announced on the blockchain, the wallet program of the portable device 50 generates data according to the norm of one of the decentralized applications (for example, cryptocurrency or other application). A hash is sent to the smart wallet device 30 for signature, and the wallet program announces the data to a plurality of nodes of the blockchain along with the signature, and the node verifies whether this data is legal and blocks this data through consensus operation. Synchronize to the chain.

According to an embodiment, the smart wallet device 30 may support a plurality of wallets, one of which is a main wallet and the other is a sub wallet, and each wallet manages one or a plurality of cryptocurrencies, so that the user can select one of them. And users can register different biometric features to different wallets.

6 is a schematic diagram showing a situation in which a smart wallet device is used.

The smart wallet device 30 is provided with a power switch 305, and the user can operate the smart wallet device 30 through the power switch 305, and after the operation, the wireless communication circuit is simultaneously operated so that the user can operate the computer. The device (which is a portable device in this example) is activated to scan the corresponding communication protocol to make a pairing connection.

As shown, the user can operate the functions of any one decentralized application of the smart wallet device 30 using biometric technology (eg, fingerprint). For example, when connected to the external computer device 60, the user may request a user to scan a fingerprint to obtain permission to connect. One of the applications is that when the computer device 60 (in this example, indicated as a portable device) is connected to the smart wallet device 30, the security authentication module of the smart wallet device 30 after authenticating the user identity using a fingerprint is Data is verified through a key encryption operation of a specific cryptocurrency, and in this example, it is converted into a pattern such as a QR code displayed on the display screen 301 of the smart wallet device 30, and the computer device 60 uses an image scanning tool. By scanning and providing the wallet address and key described in the QR code to be obtained, the computer device 60 may obtain wallet data such as the amount of a specific cryptocurrency, transaction records, etc. through blockchain verification.

In one application, when performing a transaction with the smart wallet device 30, it must first be connected to the computer device 60 running the corresponding wallet program, and the user enters work data through the user interface of the wallet program, and the recipient wallet It includes the address and the amount of any one cryptocurrency, and after confirming the transaction, the package is packaged with software, and it is first transmitted to the smart wallet device 30 to display transaction information on the display screen so that the user can review it. After reviewing, a fingerprint image is obtained through the fingerprint scanning interface 303 through the smart wallet device 30 to authenticate the user's identity, and after signing through the wallet program of the computer device 60, broadcast to the blockchain and block The transaction is completed after verification through the nodes of the chain.

According to the embodiment, as described above, the smart wallet device 30 may support a plurality of wallets, and manage one or a plurality of cryptocurrencies, respectively, so that the user can flexibly use it, or hide one of the wallets for other purposes. Can provide. In particular, each wallet corresponds to a biometric feature, and a different wallet may correspond to a different biometric feature.For example, the main wallet corresponds to the fingerprint of the user's right-hand index finger, and the secondary wallet corresponds to the left hand thumb, so that the user registers. Select one of the wallets using the generated fingerprint and operate it to use.

Before using the cryptocurrency wallet application of the smart wallet device, a wallet must be built on the computer device, and the flow of the embodiment is a method flow of the smart wallet device shown in FIG. 7.

At the start of this flow as in step S701, the user can switch the interface to operate the smart wallet device, while also operating the wireless communication circuit therein, and again, as in step S703, to operate the computer device and execute the wallet program. It includes, and activates a wireless communication protocol such as Bluetooth communication to scan a nearby wallet device and perform pairing after being scanned into a smart wallet device.

At this time, as in step S705, the user is proposed to perform identity authentication through the wallet program, that is, authentication is performed such as reading a fingerprint image using the biometric feature recognition technology of the smart wallet device, and the connection is established after authentication is completed. Complete. Again, as in step S707, the wallet program executed by the computer device acquires the wallet data of the smart wallet device, builds a wallet file and identity authentication data (for example, fingerprint identification data) in the smart wallet device, and stores the wallet file as in step S709. Complete the construction.

After that, each time a computer device is used, the wallet data of the corresponding wallet address is acquired through the blockchain, or when a transaction is made, authentication and use rights are obtained based on the identity authentication data of the wallet file.

8 shows an embodiment of a flow in which a smart wallet device synchronizes wallet data.

First, the smart wallet device is operated as in step S801, and the next step S803 is as described in the above embodiment, and the computer device proposes to perform identity authentication through the smart wallet device through a user interface, and after identity authentication, a wireless communication protocol It is connected to the computer device through the computer device, and at this point, the wallet program of the computer device can be synchronized. As in step S805, the firmware program of the smart wallet device is decoded to obtain the data of the wallet device, and it is determined whether valid wallet data exists in the memory. If yes, perform step S811 and display the wallet information directly on the display screen. do.

Otherwise, reconnect to the computer device, obtain permission to use, obtain the latest wallet data, perform identity authentication using the biometric feature recognition technology of the smart wallet device as in step S807, and perform identity authentication as in step S809, then the computer device In this example, the wallet program of the computer device that received the decentralized application data such as the wallet address and key and obtained permission to use the wallet program and the data of the smart wallet device by acquiring the wallet data through the blockchain based on the wallet address. It updates and displays decentralized application information, such as wallet information in this example after the update, again as in step S811.

A smart wallet device can be used to execute functions such as a cold wallet, and the device can be used to write the wallet address and key of the cryptocurrency to proceed with the transaction, and Fig. 9 is a flow of the operation method of proceeding the transaction using the smart wallet device Shows an example of.

In the flow of this embodiment, as in step S901, the user can operate a web page of a transaction specific cryptocurrency such as a web page browser of a computer device, a mobile device APP, etc. using a browser, and in step S903 the user uses the browser. Execute the transaction cryptocurrency, set the type of currency, the transaction amount, and enter the wallet address. After that, as in step S905, the transaction site displays a transaction code such as a QR code generated by this transaction on the web page.

Thereafter, as in step S907, the user reads the transaction code by using a tool program that scans the QR code of the mobile device, and as in step S909, the mobile device is connected to the smart wallet device and requests identity authentication as in step S911. The user proceeds with identity authentication, such as scanning a fingerprint, and when authentication is completed, business data (signed) is broadcast by a portable device to the blockchain, and the transaction is completed after verification through a node in the blockchain. At this time, as in step S913, the computer device can synchronize the wallet data after acquiring the use authority, and as in step S915, the wallet information is displayed through the smart wallet device so that the user can view the contents.

Fig. 10 shows another embodiment of the flow of an operating method of conducting a transaction using a smart wallet device, which shows a flow of receiving a cryptocurrency.

In this flow, the smart wallet device is operated as in step S101 and the wallet address is displayed on the display screen as in step S103, or the cryptocurrency type, amount, etc. are included based on the application, and the preferred method is coded in the form of a QR code. Afterwards, as in step S105, the computer device is connected to the smart wallet device, executes the wallet program on the computer device, the user operates the wallet program, and uses the scanning tool program as in step S107 to read the QR code displayed on the smart wallet device. When the scanned device automatically fills in the wallet address and obtains the wallet address, the user can request the user to perform identity authentication using the smart wallet device, and the fingerprint is scanned again as in step S109, and in this case, the wallet program The wallet program that acquires the right to use acquires the key through a specific cryptocurrency and acquires the transaction record of the blockchain.

After that, as in step S111, after acquiring the usage right by the wallet program of the computer device, the latest wallet data is obtained and the transaction for receiving the currency is completed. As in step S113, the smart wallet device is sent to the smart wallet device again through a wireless communication method. It is connected to transmit the transaction result, and the transaction result is displayed on the display screen.

According to an embodiment of conducting a transaction through a smart wallet device, as can be seen, the user can proceed with a currency transaction such as sending it to another person through a specific cryptocurrency site, and enter the transaction amount through a web page or a specific APP. By reconnecting to the smart wallet device, authorization to use is obtained after authentication, and any one type of currency can be transmitted to others, and this message forms a record at each node of the blockchain. On the contrary, when someone else receives the account transfer to him/her, the other person also transfers the amount of a specific currency type through the wallet program, and it is recorded by the node of the blockchain, so that the recipient can check the balance under any one wallet address after verification. The balance is obtained through past transaction records after node verification of the blockchain.

11A to 11D are schematic diagrams of a situation in which a transaction is performed using a smart wallet device through a schematic diagram of a graphic user interface of a computer device (eg, a portable device).

11A shows the user interface of the computer device 12, wherein the wallet address 121 in the form of a QR code obtained by scanning the smart wallet device is displayed or based on the application (e.g., account transfer), such as currency type and amount. After filling in other information, this wallet address 121 can be shared with others by using the share button 122, and transmitted by various message transmission methods, for example, by providing cryptocurrency to others who want to send them to others. After scanning the wallet program, the account transfer amount is determined, and the transaction record described in the blockchain is formed based on the wallet address listed here.

11B shows a card pattern displayed on the screen of the computer device 12, a smart wallet device graphic 123, and a user performing fingerprint authentication, and a send button 124 is located at the bottom, and the user authenticates the identity. After completing the process, a confirmation message is sent.

Subsequently, as shown in FIG. 11C, the transaction details 125 are displayed on the screen of the computer device 12, and the details of the transaction cryptocurrency are listed in the transaction details 125, or currency of equivalent value is included, and the send button 126 And two buttons, such as the receive button 127, and the send button 126 determines to send the currency to the user, the receive button 127 indicates receiving the currency, and receives the transaction amount set by another person. It is connected to a smart wallet device to perform identity authentication, and after confirmation, immediately completes the transaction, and the computer device 12 acquires the use right to obtain the transaction record for the wallet address from the blockchain to update the wallet data. can do.

In FIG. 11D, the final wallet information is displayed on the screen of the computer device 12, and in particular, wallet information of a plurality of cryptocurrencies of the smart wallet device may be included.

In summary, according to the smart wallet device described in the above embodiment, the smart wallet device is for managing various resources of operation of various application blockchain technologies, including a cryptocurrency wallet, and a distributed ledger function that executes cryptocurrency, storage keys, and distributed ledger functions. Manage type applications. Taking a cryptocurrency wallet as an example, each wallet supports one or more cryptocurrencies, and the smart wallet device includes a display screen to display one of the wallet addresses, and the wallet address is provided by scanning to others or by calculating a key. By simultaneously acquiring verification data and providing a corresponding connected computer device, the wallet data corresponding to the wallet address is obtained from the blockchain, and the updated wallet data is transmitted to the smart wallet device to display wallet information so that the user can check.

The contents disclosed above are only preferred embodiments of the present invention, and thus do not limit the scope of the claims of the present invention. Therefore, all equivalent technical changes made using the specification and drawings of the present invention are claimed by the present invention. Included in the scope.

10: smart wallet device
101: power switch
102: power indicator light
103: biometric feature reading interface
104: device activity indicator
105: micro control unit and communication module
106: communication and security authentication module
107: battery module
108: bus module
109: data interface
110: image processing module
111: display unit
20: smart wallet device
201: micro control unit
202: security authentication module
203: bus module
204: data interface
205: power management module
206: battery module
207: power switch interface
208: first wireless communication module
209: biometric recognition module
210: biometric feature reading interface
211: second wireless communication module
212: image processing module
213: display unit
30: smart wallet device
301: display screen
303: fingerprint scanning interface
305: power switch
40: computer device
42: adapter
50: mobile device
60: computer device
12: computer device
121: wallet address
122: share button
123: smart wallet device graphics
124: send button
125: transaction details
126: send button
127: receive button
Steps S701 to S709: Flow of building a wallet
Steps S801 to S811: Flow of synchronizing wallet data
Steps S901 to S915: Flow of the operating method for the smart wallet device to proceed with the transaction
Steps S101 to S113: Flow of the operating method for the smart wallet device to proceed with the transaction

Claims (7)

In the method of operating a smart wallet device applied to a smart wallet device,
The smart wallet device being connected to a computer device by wireless communication technology;
The computer device performing identity authentication by a smart wallet device through a user interface;
Performing the identity authentication through biometric feature recognition technology of the smart wallet device;
Receiving, by the computer device, data of a distributed application after authenticating the identity; And
And displaying information of a decentralized application on a display screen in the smart wallet. The method of claim 1,
The decentralized application is a smart wallet, and the decentralized application information received by the computer device is a wallet address, and the smart wallet device acquires wallet data through the blockchain based on the wallet address, and the wallet is displayed on the display screen again. A method of operating a smart wallet device, characterized in that displaying information. The method of claim 2,
The method of operating a smart wallet device, wherein the smart wallet device obtains wallet data by operating a wallet program of the computer device after completing the connection with the computer device through wireless communication technology. The method of claim 3,
By executing one or one of a plurality of cryptocurrencies of the wallet program transaction of the computer device, the transaction amount is set by the wallet program, connected to the smart wallet device, and the transaction is completed after performing the identity authentication. A method of operating a smart wallet device, characterized in that. The method of claim 3,
The display screen of the smart wallet device displays the wallet address, reads the wallet address by the wallet program of the computer device, receives a transaction amount set by another person, connects it to the smart wallet device, and performs the identity authentication. A method of operating a smart wallet device, characterized in that the transaction is completed after execution. The method according to any one of claims 1 to 5,
The biometric feature recognition technology reads a fingerprint image and then performs identity authentication, and the wireless communication technology is Bluetooth technology, and the wallet address displayed on the display screen is displayed as a QR code. . A smart wallet device, characterized in that for executing the method of operating the smart wallet device according to claim 1.

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