CN110443335A - A kind of smart card - Google Patents
A kind of smart card Download PDFInfo
- Publication number
- CN110443335A CN110443335A CN201910624747.7A CN201910624747A CN110443335A CN 110443335 A CN110443335 A CN 110443335A CN 201910624747 A CN201910624747 A CN 201910624747A CN 110443335 A CN110443335 A CN 110443335A
- Authority
- CN
- China
- Prior art keywords
- smart card
- module
- information
- rfid chip
- card according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
- G06F21/77—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in smart cards
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
- G06K19/07309—Means for preventing undesired reading or writing from or onto record carriers
- G06K19/07345—Means for preventing undesired reading or writing from or onto record carriers by activating or deactivating at least a part of the circuit on the record carrier, e.g. ON/OFF switches
- G06K19/07354—Means for preventing undesired reading or writing from or onto record carriers by activating or deactivating at least a part of the circuit on the record carrier, e.g. ON/OFF switches by biometrically sensitive means, e.g. fingerprint sensitive
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07701—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Credit Cards Or The Like (AREA)
Abstract
The present invention relates to intelligent cards fields, and in particular to a kind of smart card, smart card are equipped with miniature webcam, RFID chip and the power supply module powered to the miniature webcam and the RFID, and the miniature webcam is to recognition of face and activates the smart card；RFID chip stores one or more of bank account information, merchant information or the membership information of user, merchant offers, user's social security information, information when the smart card is activated in the RFID chip can be read, smart card provided by the invention, different types of card is integrated, facilitates consumer significantly.
Description
[technical field]
The present invention relates to intelligent cards fields, and in particular to a kind of smart card.
[background technique]
Nowadays, flourishing with market economy, nearly all bank all eliminates papery bankbook, is changed to using bank
Card, at the same time, more and more businessmans use member system, provide member card, promotional card etc. to the consumer for handling member.
Along with the raising of income, the consuming capacity of consumer is there has also been deducting a percentage significantly, and therefore, consumer more or less holds not
Only bank card, member card, a promotional card etc..Consuming capacity is higher, and the quantity for holding various cards is more, in addition identity
Other cards such as card, social security card cause consumer to go out and have to carry a large amount of cards, bring greatly not to consumer
Just.
[summary of the invention]
To solve foregoing problems, the present invention provides a kind of smart cards, and different types of card is integrated, big to defecate
Benefit consumer.
In order to achieve the above object, the present invention adopts the following technical scheme:
A kind of smart card, it is characterised in that: the smart card is equipped with miniature webcam, RFID chip and to described miniature
The power supply module of camera and RFID chip power supply,
The miniature webcam to carry out recognition of face verifying to user and activates institute according to recognition of face verification result
State smart card；
Bank account information, merchant information or the membership information of the RFID chip storage user, merchant offers, use
One or more of family social security information, the information when the smart card is activated in the RFID chip can be read.
Further, the miniature webcam includes camera body and authentication module, and the authentication module is deposited in advance
The face picture of user is stored up, and is verified with the image comparison of camera body shooting, is sentenced according to recognition of face verification result
It is disconnected whether to activate the smart card.
Further, the RFID chip is equipped with encrypting module, and the encrypting module and the authentication module data connect
It connects, when the smart card un-activation, the encrypting module encrypts the RFID chip, and the information in the RFID chip cannot
It is read；The encrypting module receives the recognition of face verification result that the authentication module is sent, if recognition of face verifying knot
Fruit is authentication failed, keeps unactivated state, if recognition of face verification result is to be proved to be successful, the smart card activation is described
Encrypting module decrypts the RFID chip, and the information in the RFID chip can be read.
Further, the smart card is additionally provided with fingerprint authentication module, the fingerprint authentication module and the encryption mould
Block data connection, when the smart card un-activation, the encrypting module is to the RFID chip encryption, in the RFID chip
Information cannot be read；The encrypting module receives the fingerprint authentication that the fingerprint authentication module is sent as a result, if fingerprint
Verification result is authentication failed, keeps unactivated state, if fingerprint authentication result is to be proved to be successful, the smart card activation, and institute
It states encrypting module to decrypt the RFID chip, the information in the RFID chip can be read.
Further, shown power supply module is fingerprint authentication module power supply.
Preferably, the camera body is set to the single or double of the smart card.
Preferably, the power supply module includes the minicell for power supply, the minicell passes through solar charging
Electric system or wireless charging system charging.
Preferably, the one side of the smart card is equipped with subscriber identity information, the smart card is additionally provided with identity card encryption
Control, the identity card encryption control are that the Ministry of Public Security specifies built-in chip.
Preferably, the identity card encryption control is powered by the power supply module.
Preferably, the one side of the smart card be equipped with LED display or liquid crystal display, the smart card be additionally provided with
The LED display or the MCU of liquid crystal display electrical connection, the MCU includes wireless communication module, the wireless communication module
It being communicated to connect with user hand generator terminal, after the smart card activation, module connects the MCU to user hand generator terminal by wireless communication,
And in bank account information, merchant information or the membership information of mobile phone terminal selection user, merchant offers, user's social security information
One or more of, the MCU shows the selected information of user by the LED display or liquid crystal display.
Further, the LED display or liquid crystal display are capacitive touch screen or resistive touch screen.
Preferably, module connects the MCU, user to user hand generator terminal by wireless communication after the smart card activation
Mobile phone terminal generates two dimensional code or bar code and random verification code, the MCU pass through the LED display or liquid crystal display screen display
Show the two dimensional code or bar code and random verification code of generation.
Further, the smart card is equipped with LED display or the another side of liquid crystal display is equipped with numeric keypad, to
The random verification code is inputted to be verified.
Preferably, the MCU is equipped with locating module, the location information of the smart card is passed through institute by the locating module
It states wireless communication module and is sent to user hand generator terminal.
Preferably, the LED display or liquid crystal display and the MCU are powered by the power supply module.
Preferably, numeric keypad is powered by the power supply module.
Preferably, the smart card is equipped with indicator light, the indicator light is electrically connected with the authentication module, the intelligence
When card activation, the indicator light is green, and when the smart card un-activation, the indicator light is red.
Preferably, the indicator light is powered by the power supply module.
Preferably, the smart card is additionally provided with NFC chip, the NFC chip is used for mobile payment.
Preferably, the NFC chip is powered by the power supply module.
The invention has the following beneficial effects:
Using the present invention, the identity card of user, social security card, bank card, trade company's member card, merchant information card, promotional card are all
It is integrated in the same smart card, meanwhile, smart card uses recognition of face and/or fingerprint identification technology, only user
Smart card can be used by recognition of face and/or fingerprint recognition verifying, prevents smart card from losing stolen brush, facilitates consumer
Meanwhile also ensuring safety.
These features and advantages of the invention will carry out detailed take off in following specific embodiment and attached drawing
Dew.The optimal embodiment of the present invention or means will carry out detailed performance in conjunction with attached drawing, but be not to technical solution of the present invention
Limitation.In addition, it is each be with these features, element and the component occurred in attached drawing hereafter have it is multiple, and in order to indicate
Different symbol or number conveniently is marked, but indicates the component of same or similar construction or function.
[Detailed description of the invention]
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is the positive schematic diagram of the embodiment of the present invention；
Fig. 2 is the schematic diagram at the back side of the embodiment of the present invention；
Fig. 3 is the decryption schematic diagram of the embodiment of the present invention.
Wherein, 1- smart card, 21- camera body, 22- authentication module, 3- fingerprint recognition, 4- indicator light, 51- encrypt mould
Block, 52-RFID chip.
[specific embodiment]
The technical solution of the embodiment of the present invention is explained and illustrated below with reference to the attached drawing of the embodiment of the present invention, but under
It states embodiment to be merely a preferred embodiment of the present invention, and not all.Based on the implementation example in the implementation mode, those skilled in the art
Obtained other embodiments without making creative work, belong to protection scope of the present invention.
" one embodiment " or " example " or " example " mean that itself is described in conjunction with the embodiments quoted in this specification
A particular feature, structure, or characteristic can be included at least one embodiment disclosed in this patent.Phrase is " in one embodiment
In " appearance of each position in the description is not necessarily all referring to the same embodiment.
Embodiment:
The present embodiment provides a kind of smart cards 1, as shown in Figure 1 to Figure 3, the identity letter of the front printing user of smart card 1
Breath, identical as resident's China second-generation identity card, therefore, for the function of further realizing identity card, smart card 1 is equipped with identity card encryption control
Part, it is that the Ministry of Public Security specifies built-in chip that identity card, which encrypts control, and therefore, smart card 1 has perfect identity card effect.
Smart card 1 is equipped with miniature webcam and RFID chip 52, and miniature webcam is tested to carry out recognition of face to user
It demonstrate,proves and smart card 1 is activated according to verification result；RFID chip 52 stores bank account information, merchant information or the member letter of user
One or more of breath, merchant offers, user's social security information, facilitate consumer significantly.When smart card 1 is activated
Information in RFID chip 52 can be read, and prevented smart card 1 from losing stolen brush, facilitated consumer simultaneously, also ensure
Safety.
Miniature webcam includes camera body 21 and authentication module 22, in the present embodiment, the front of smart card 1 and
The back side is respectively provided with camera body 21, in other embodiments, can also only be set to the front of smart card 1 or only be set to smart card
1 back side, it is not limited here.The face picture of user is stored in advance in authentication module 22, and shot with camera body 21
Image comparison verifying judges whether to activate smart card 1 according to recognition of face verification result.
RFID chip 52 is equipped with encrypting module 51, encrypting module 51 and 22 data connection of authentication module, 1 un-activation of smart card
When, encrypting module 51 encrypts RFID chip 52, and the information in RFID chip 52 cannot be read；Encrypting module 51, which receives, to be tested
The recognition of face verification result that card module 22 is sent keeps unactivated state if recognition of face verification result is authentication failed, if
Recognition of face verification result is to be proved to be successful, and smart card 1 activates, and encrypting module 51 decrypts RFID chip 52, RFID chip 52
In information can be read.
In the present embodiment, smart card 1 is additionally provided with fingerprint authentication module 3, fingerprint authentication module 3 and 51 data of encrypting module
Connection, when 1 un-activation of smart card, encrypting module 51 encrypts RFID chip 52, and the information in RFID chip 52 cannot be read；
Encrypting module 51 receives the fingerprint authentication that fingerprint authentication module 3 is sent as a result, if fingerprint authentication result is authentication failed, protects
Unactivated state is held, if fingerprint authentication result is to be proved to be successful, smart card 1 is activated, and encrypting module 51 solves RFID chip 52
Close, the information in RFID chip 52 can be read.
By above-mentioned measure, the safety of smart card 1 is advantageously ensured, meanwhile, it takes into account fingerprint recognition and face is known
, not user-friendly.
The back side of smart card 1 is equipped with LED display or liquid crystal display, and LED display or liquid crystal display are condenser type
Touch screen or resistive touch screen.Condenser type LED display screen is preferably used in the present embodiment.Smart card 1 is additionally provided with and capacitor
The MCU of formula LED display electrical connection, MCU include wireless communication module, and wireless communication module and user hand generator terminal communicate to connect,
After smart card 1 activates, module connects MCU to user hand generator terminal by wireless communication, and in the bank account of mobile phone terminal selection user
One or more of information, merchant information or membership information, merchant offers, user's social security information, MCU passes through condenser type
LED display shows the selected information of user, and function used in current smart cards is clearly known convenient for user.Except this it
Outside, since smart card 1 itself has different sequence numbers, the hair fastener time is also different, and therefore, condenser type LED display can be with
Show sequence number, the hair fastener time of smart card 1.
After smart card 1 activates, module connects MCU to user hand generator terminal by wireless communication, and user hand generator terminal generates two dimensional code
Or bar code and random verification code, MCU pass through LED display and show the two dimensional code generated or bar code and accidental validation
Code, uses for user in convenient payment.
Another side of the smart card 1 equipped with LED display or liquid crystal display, i.e., the front of smart card 1 in the present embodiment, if
There is numeric keypad, is verified to input random verification code.Here, since smart card 1 has been active,
Verifying herein is not intended to the activation of smart card 1 and the verifying that carries out, but user carried out in convenient payment it is random
Identifying code verifying.
MCU is equipped with locating module, and by the location information of smart card 1, module is sent to user to locating module by wireless communication
Mobile phone terminal recovers smart card 1 in order to which user tracks in time, searches when smart card 1 is lost.
Smart card 1 is additionally provided with the NFC chip for mobile payment, and nowadays, NFC payment is more and more common, and NFC chip is in intelligence
More a kind of selections when user's mobile payment are given in application in capable of blocking
Smart card 1 is equipped with indicator light 4, and indicator light 4 is electrically connected with authentication module 22, and when smart card 1 activates, indicator light 4 is
Green, when 1 un-activation of smart card, indicator light 4 is red, in order to which whether the clear current smart cards 1 of user are active.
It is the identity card encryption control that is previously mentioned in the present embodiment, miniature including camera body 51 and authentication module 52
Camera, RFID chip 52, the encrypting module 51 to RFID chip encryption, fingerprint authentication module 3, condenser type LED display, number
Wireless communication module, locating module, NFC chip and indicator light 4 in word keyboard, MCU, MCU, are supplied by power supply module
Electricity, power supply module include the minicell for power supply, and minicell is filled by solar recharging system or wireless charging system
Electricity.
More than, only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, is familiar with this
The technical staff in field should be understood that the present invention including but not limited to attached drawing and above content described in specific embodiment.Appoint
The modification for why not deviateing function and structure principle of the invention is intended to be included in the range of claims.
Claims (20)
1. a kind of smart card, it is characterised in that: the smart card is equipped with miniature webcam, RFID chip and miniature takes the photograph to described
As the power supply module that head and the RFID chip are powered,
The miniature webcam to carry out recognition of face verifying to user and activates the intelligence according to recognition of face verification result
It can card；
Bank account information, merchant information or membership information, merchant offers, the Yong Hushe of the RFID chip storage user
One or more of breath information-preserving, the information when the smart card is activated in the RFID chip can be read.
2. smart card according to claim 1, it is characterised in that: the miniature webcam includes camera body and tests
Module is demonstrate,proved, the face picture of user is stored in advance in the authentication module, and tests with the image comparison of camera body shooting
Card, judges whether to activate the smart card according to recognition of face verification result.
3. smart card according to claim 2, it is characterised in that: the RFID chip is equipped with encrypting module, the encryption
Module and the authentication module data connection, when the smart card un-activation, the encrypting module encrypts the RFID chip,
Information in the RFID chip cannot be read；The encrypting module receives the recognition of face that the authentication module is sent and tests
Card as a result, if recognition of face verification result be authentication failed, keep unactivated state, if recognition of face verification result be verifying at
Function, the smart card activation, the encrypting module decrypt the RFID chip, and the information in the RFID chip can be read
It takes.
4. smart card according to claim 3, it is characterised in that: the smart card is additionally provided with fingerprint authentication module, described
Fingerprint authentication module and the encrypting module data connection, when the smart card un-activation, the encrypting module is to the RFID
Chip encryption, the information in the RFID chip cannot be read；The encrypting module receives the fingerprint authentication module hair
The fingerprint authentication come keeps unactivated state as a result, if fingerprint authentication result is authentication failed, if fingerprint authentication result is verifying
Success, the smart card activation, the encrypting module decrypts the RFID chip, and the information in the RFID chip can be by
It reads.
5. smart card according to claim 4, it is characterised in that: shown power supply module is fingerprint authentication module confession
Electricity.
6. smart card according to claim 2, it is characterised in that: the camera body is set to the single side of the smart card
Or it is two-sided.
7. smart card according to one of claims 1 to 6, it is characterised in that: the power supply module includes for power supply
Minicell, the minicell are charged by solar recharging system or wireless charging system.
8. smart card according to one of claims 1 to 6, it is characterised in that: the one side of the smart card is equipped with user's body
Part information, the smart card are additionally provided with identity card encryption control, and the identity card encryption control is that the Ministry of Public Security specifies built-in chip.
9. smart card according to claim 8, it is characterised in that: the identity card encryption control is supplied by the power supply module
Electricity.
10. smart card according to one of claims 1 to 6, it is characterised in that: the one side of the smart card is aobvious equipped with LED
Display screen or liquid crystal display, the smart card is additionally provided with the MCU being electrically connected with the LED display or liquid crystal display, described
MCU includes wireless communication module, and the wireless communication module and user hand generator terminal communicate to connect, and after the smart card activation, is used
Module connects the MCU to family mobile phone terminal by wireless communication, and in bank account information, the merchant information of mobile phone terminal selection user
Or one or more of membership information, merchant offers, user's social security information, the MCU by the LED display or
Liquid crystal display shows the selected information of user.
11. smart card according to claim 10, it is characterised in that: the LED display or liquid crystal display are capacitor
Formula touch screen or resistive touch screen.
12. smart card according to claim 10, it is characterised in that: after the smart card activation, user hand generator terminal passes through
Wireless communication module connects the MCU, and user hand generator terminal generates two dimensional code or bar code and random verification code, and the MCU is logical
It crosses the LED display or liquid crystal display shows the two dimensional code generated or bar code and random verification code.
13. smart card according to claim 12, it is characterised in that: the smart card is equipped with LED display or liquid crystal
The another side of display screen is equipped with numeric keypad, is verified to input the random verification code.
14. smart card according to claim 10, it is characterised in that: the MCU is equipped with locating module, the locating module
The location information of the smart card is sent to user hand generator terminal by the wireless communication module.
15. smart card according to claim 10, it is characterised in that: the LED display or liquid crystal display and described
MCU is powered by the power supply module.
16. smart card according to claim 13, it is characterised in that: numeric keypad is powered by the power supply module.
17. smart card according to claim 2, it is characterised in that: the smart card be equipped with indicator light, the indicator light with
Authentication module electrical connection, when the smart card activation, the indicator light is green, described when the smart card un-activation
Indicator light is red.
18. smart card according to claim 17, it is characterised in that: the indicator light is powered by the power supply module.
19. smart card according to one of claims 1 to 6, it is characterised in that: the smart card is additionally provided with NFC chip, institute
NFC chip is stated for mobile payment.
20. smart card according to claim 19, it is characterised in that: the NFC chip is powered by the power supply module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910624747.7A CN110443335A (en) | 2019-07-11 | 2019-07-11 | A kind of smart card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910624747.7A CN110443335A (en) | 2019-07-11 | 2019-07-11 | A kind of smart card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110443335A true CN110443335A (en) | 2019-11-12 |
Family
ID=68430186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910624747.7A Pending CN110443335A (en) | 2019-07-11 | 2019-07-11 | A kind of smart card |
Country Status (1)
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| CN (1) | CN110443335A (en) |
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| WO2013035927A1 (en) * | 2011-09-09 | 2013-03-14 | 아이리텍 잉크 | Smart card containing one-time password having iris image information |
| WO2016160816A1 (en) * | 2015-03-30 | 2016-10-06 | Hendrick Chaya Coleena | Smart data cards that enable the performance of various functions upon activation/authentication by a user's fingerprint, oncard pin number entry, and/or by facial recognition of the user, or by facial recognition of a user alone, including an automated changing security number that is displayed on a screen on a card's surface following an authenticated biometric match |
| CN106250966A (en) * | 2016-07-21 | 2016-12-21 | 大连梅泰诺信息技术有限公司 | A kind of public transport bill payment system |
| CN106326965A (en) * | 2016-09-21 | 2017-01-11 | 成都创慧科达科技有限公司 | Intelligent bus card |
| CN107194451A (en) * | 2017-05-19 | 2017-09-22 | 恒宝股份有限公司 | The smart card and its method of work of a kind of recognizable iris |
| WO2018216977A1 (en) * | 2017-05-23 | 2018-11-29 | 트위닝 주식회사 | Smart card |
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2019
- 2019-07-11 CN CN201910624747.7A patent/CN110443335A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013035927A1 (en) * | 2011-09-09 | 2013-03-14 | 아이리텍 잉크 | Smart card containing one-time password having iris image information |
| WO2016160816A1 (en) * | 2015-03-30 | 2016-10-06 | Hendrick Chaya Coleena | Smart data cards that enable the performance of various functions upon activation/authentication by a user's fingerprint, oncard pin number entry, and/or by facial recognition of the user, or by facial recognition of a user alone, including an automated changing security number that is displayed on a screen on a card's surface following an authenticated biometric match |
| CN106250966A (en) * | 2016-07-21 | 2016-12-21 | 大连梅泰诺信息技术有限公司 | A kind of public transport bill payment system |
| CN106326965A (en) * | 2016-09-21 | 2017-01-11 | 成都创慧科达科技有限公司 | Intelligent bus card |
| CN107194451A (en) * | 2017-05-19 | 2017-09-22 | 恒宝股份有限公司 | The smart card and its method of work of a kind of recognizable iris |
| WO2018216977A1 (en) * | 2017-05-23 | 2018-11-29 | 트위닝 주식회사 | Smart card |
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Application publication date: 20191112 |