CN109615054A - A kind of smart card - Google Patents
A kind of smart card Download PDFInfo
- Publication number
- CN109615054A CN109615054A CN201811127673.8A CN201811127673A CN109615054A CN 109615054 A CN109615054 A CN 109615054A CN 201811127673 A CN201811127673 A CN 201811127673A CN 109615054 A CN109615054 A CN 109615054A
- Authority
- CN
- China
- Prior art keywords
- safety chip
- smart card
- cold
- chip
- safety
- 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.)
- Granted
Links
- 230000003993 interaction Effects 0.000 claims abstract description 16
- 238000005338 heat storage Methods 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 35
- 239000010408 film Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 230000006855 networking Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- G06K19/07703—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction the interface being visual
- G06K19/07707—Constructional details, e.g. mounting of circuits in the carrier the record carrier comprising an interface suitable for human interaction the interface being visual the visual interface being a display, e.g. LCD or electronic ink
-
- 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
- G06K19/0772—Physical layout of the record carrier
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/04—Payment circuits
- G06Q20/06—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme
- G06Q20/065—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme using e-cash
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
- G06Q20/341—Active cards, i.e. cards including their own processing means, e.g. including an IC or chip
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/36—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Accounting & Taxation (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Strategic Management (AREA)
- General Business, Economics & Management (AREA)
- Computer Networks & Wireless Communication (AREA)
- Finance (AREA)
- Computer Security & Cryptography (AREA)
- General Engineering & Computer Science (AREA)
- Storage Device Security (AREA)
- Credit Cards Or The Like (AREA)
Abstract
The invention discloses a kind of smart card, there are two safety chips for the fixture, this is stuck in tool under the control of working condition switching circuit, and there are three types of working conditions；In hot storage state, the power-off of the first safety chip, the second safety chip is powered, and the second safety chip has the function of cold stored value card；In cold and hot swap status, the first and second safety chip is powered and all in off-line state, can carry out data interaction between the first and second safety chip；In hot storage state, the power-off of second safety chip, first safety chip has the function of conventional financial card and thermoelectron wallet, thus, the smart card has the function of hot and cold stored value card and conventional financial card, greatly it is beneficial to traditional financial application of IC cards expanding and extending to digital cash field, when the second safety chip is powered, smart card is in off-line state, ensure the safety of account in the second safety chip, and the hot and cold storage state of smart card is electrically physically isolated based on power supply circuit in the present embodiment, it is highly-safe.
Description
Technical field
The present invention relates to technical field of intelligent card more particularly to a kind of smart cards.
Background technique
In digital coin systems, cold storage is divided into the storage of digital cash and heat stores.
Cold storage is called and does offline storage, i.e. the storage under non-networking state of isolation, when not needing using digital cash
When, currency is placed under cold storage environment, since state completely cuts off, malicious attacker can not steal currency or right by network environment
It carries out malicious sabotage.The advantages of cold storage is to be in network state of isolation, highly-safe；Disadvantage is also very prominent, that is, needs solely
Vertical construction creates cold storage hardware environment.The safety of cold storage environment leads to various expensive cold stored value card
(be equipped with cold storage environment is separately embedded formula environment, the password that the excellent shield of appearance such as Internetbank or shape such as mobile terminal band are shown
Embedded system) product and application it is in the ascendant.
Heat storage is also known as on-line storage, and the application environment for possessing heat storage is known as thermoelectron wallet, is used for networked environment
The transfer online at any time of middle digital cash, such as the thermoelectron of computer client, mobile terminal the application modes such as (APP), webpage
Wallet can shift digital cash online, and the storage of the public and private key of digital cash, sensitive identity information is all hot storage.
Its advantage is that easy to use, networking operation currency transfer (transaction) is high-efficient at any time；The disadvantage is that it is in networking state, once by
By network malicious attack, such as malice monitoring, remote control, directly threatens to online hot storage environment, currency is caused to be lost,
It is very risky in the biggish situation of amount of money.In a prior art situation, the convenience of heat storage be cold storage method institute not
It can substitute.
Currently, cold stored value card and thermoelectron wallet are generally individually present, lack in the prior art one kind can play it is cold
The security advantages of storage, and it is able to satisfy the financial instrument of the convenience sexual clorminance of heat storage.
Summary of the invention
The main purpose of the embodiment of the present invention is to provide a kind of smart card, promotes the convenience that cold memory technology uses.
To achieve the above object, the embodiment of the present invention provides a kind of smart card, the smart card include: the first safety chip,
Second safety chip, working condition switching circuit and power supply circuit；
The power supply circuit is used to power for the smart card；
The working condition switching circuit respectively with first safety chip, second safety chip and the confession
Electric circuit connection, the working condition switching circuit are used to switch the working condition of the smart card, wherein the smart card is deposited
In following three kinds of working conditions: cold storage state, cold and hot swap status and hot storage state；
Wherein, under the cold storage state, the first safety chip power-off, and second safety chip is powered,
Second safety chip is based on cold stored value card technology storage user in the account information with digital cash account；
Under the cold and hot swap status, first safety chip and second safety chip are powered, and described second
Safety chip has the function that data interaction is carried out with first safety chip；
Under the hot storage state, first safety chip is powered and second safety chip powers off, and described the
One safety chip has the function of conventional financial card and the function of thermoelectron wallet.
The embodiment of the present invention proposes a kind of smart card, and two safety chips, the intelligence of the present embodiment are provided in the smart card
Tool under the control of working condition switching circuit can be stuck in, and there are three types of working conditions；In hot storage state, the first safety chip is powered off,
Second safety chip is powered, and the second safety chip can provide the function of cold stored value card；In cold and hot swap status, the first and second peace
Full chip is all powered and all in non-networked state, and data interaction can be carried out between the first safety chip and the second safety chip；
In hot storage state, the power-off of the second safety chip, the first safety chip has the function of conventional financial card and thermoelectron wallet
Function, based on the above-mentioned setting to smart card, the smart card of the present embodiment has hot and cold stored value card and conventional financial card
Function, be greatly beneficial to traditional financial application of IC cards expanding and extending to digital cash field, in the second safety chip
When energization, smart card is in non-networked state, it is ensured that the safety of account in the second safety chip, and intelligence in the present embodiment
The hot and cold storage state of card is based on power supply circuit and is electrically physically isolated, and can effectively resist the malicious attack for carrying out automatic network, has height
Safety.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those skilled in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of smart card provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of another smart card provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of another smart card provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of another smart card provided in an embodiment of the present invention.
Specific embodiment
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, and not all embodiments.Based on the embodiments of the present invention, those skilled in the art
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Currently, digital cash project is a kind of very popular trading item, in the transaction of digital cash, cold storage with
Favor of its high security by user, but current cold stored value card is lacking in property easy to use, cannot be use
Bring good usage experience in family.
In order to enable user can quickly and conveniently use cold stored value card, the embodiment of the present invention proposes a kind of intelligence
Card, referring to Fig. 1, which includes:
First safety chip 11 and the second safety chip 12, working condition switching circuit 13 and power supply circuit 14；
Power supply circuit 14 is used to power for smart card；
Working condition switching circuit 13 connects with the first safety chip 11, the second safety chip 12 and power supply circuit 14 respectively
It connects, working condition switching circuit 13 is used to switch the working condition of smart card, wherein there are following three kinds of work shapes for smart card
State: cold storage state, cold and hot swap status and hot storage state；
Wherein, under cold storage state, the power-off of the first safety chip 11, and the second safety chip 12 is powered, the second safety
Chip 12 is based on cold stored value card technology storage user in the account information with digital cash account；
Under cold and hot swap status, the first safety chip 11 and the second safety chip 12 are powered, the second safety chip 12 tool
The standby function that data interaction is carried out with the first safety chip 11；
Under hot storage state, the first safety chip 11 is powered and the second safety chip 12 powers off, the first safety chip tool
The standby function of conventional financial card and the function of thermoelectron wallet.
The present embodiment realized on a sheet smart card cold stored value card and its cold storage environment and cold stored value card to
The secure interactive environment of thermoelectron wallet, the hot and cold storage environment that smart card provides in the present embodiment are based on power supply circuit presence
Electrical physical isolation, the physical isolation can effectively resist the malicious attack for carrying out automatic network, have a high security, and the present embodiment
Smart card has the function of cold storage and heat storage, and convenience is higher.
In the present embodiment, power supply circuit 14 can be cut with the first safety chip 11, the second safety chip 12 and working condition
13 direct or indirect connection of circuit is changed, is when needed the first safety chip 11, the second safety chip 12 and working condition
Switching circuit 13 is powered.
The first safety chip 11 and the second safety chip 12 in the present embodiment can use the higher chip of safety, example
Such as financial level safety chip, financial level safety chip passes through hundreds of millions magnitude safety cities in fields such as finance, social security, health
Field test can be effective against side channel, error injection and physics the intrusion attack etc. for integrated circuit, even if in heat storage
Under state, the safety of financial level safety chip is also higher more than traditional PC machine or mobile terminal APP.
Optionally, in the present embodiment use Intelligent card package appearance forrns, it is convenient to be placed in user daily wallet and
Ka Baonei is convenient for carrying.Optionally, the thickness of the smart card in the present embodiment is no more than the thickness of conventional financial card, smart card
Length and width and conventional financial card length and width require matching.
In the present embodiment, the first safety chip 11 and the second safety chip 12 are embedded with software module, optionally, second
It is embedded with for example cold electronic wallet application of software needed for realizing cold storage in safety chip 12, is stored in the first safety chip 11
Realize the software of software (such as thermoelectron wallet application) and certain conventional financial functions of hot store function.Have in the present embodiment
The type for having the smart card of financial function includes but is not limited to bank card, financial social security card, residents ' health card etc..
In the present embodiment, the first safety chip 11 and the second safety chip 12 can be with universal standard input-output apparatus
(input/output, I/O) interface inter-link, as Serial Peripheral Interface (SPI) (Serial Peripheral Interface, SPI),
Bus interface (Inter-Integrated Circuit, I2C) etc., but it is also not limited to these interfaces.It is understood that
First safety chip 11 and the interconnection of the second safety chip 12 do not represent whenever can communicate between them, but can only
It is communicated when (namely under cold and hot swap status) is connected in the connection of the first safety chip and the second safety chip.The
The conducting and disconnection of connection between one safety chip 11 and the second safety chip 12 are controlled by working condition switching circuit 13
System, circuit connection between working condition switching circuit 13 and the first safety chip 11 and the second safety chip 12 it is specific
Situation is depending on the specific structure of the first safety chip 11, the second safety chip 12 and working condition switching circuit 13, this reality
Example is applied to be not limited in this respect.
Optionally, it can install on first safety chip 11 and the second safety chip 12 of the present embodiment for producing
The software of raw random number and/or public key cryptography；Alternatively, being provided with random number on the first safety chip 11 and the second safety chip 12
Generator circuit and public key algorithm circuit.
It in the present embodiment, can phase between cold and hot swap status, the first safety chip 11 and the second safety chip 12
Mutual communication, the data of interaction include but is not limited to the account information of digital cash account between them, such as in cold and hot exchange shape
State, the second safety chip 12 is by the user itself stored in the account with digital cash account (for ease of description, being denoted as A)
Information is sent to the first safety chip 11, and later, in hot storage state, the first safety chip 11 can be with regard to user with digital goods
The account information of coin account A completes transaction.Generally, in the agreement of digital cash, old user is with digital cash account
It needs to be abandoned after the trade and uses new user in the digital cash with digital cash account storage user, so this reality
It applies in example, user is just being abandoned use with digital cash account A after the trade, and the first safety chip will use new user
With account number monetary accounts come the digital cash after store transaction.In the present embodiment, these new users are with account
Digital cash account can be generated by the second safety chip 12, and/or be generated by the first safety chip 11, the present embodiment pair
There is no limit for this.
Optionally, in cold storage state, the second safety chip 12, which has, generates and stores redundant digital monetary accounts
The function of account information；And/or have generation standby in cold and hot swap status, the first safety chip 11 and the second safety chip 12
With the function of the account information of digital cash account.After digital cash transaction, for storing the new user of digital cash
It can be selected from these redundant digital monetary accounts with account number monetary accounts.
In the present embodiment, the account information of digital cash account includes but is not limited to address and the private of digital cash account
Key, in one example, the account information of digital cash account can also include public affairs corresponding with the private key in account information
Key.The first safety chip and the second safety chip can first generate public private key pair and according to public key generated address in the present embodiment,
To obtain the account information of digital cash account.
It optionally, can be with one when generating redundant digital monetary accounts in the second safety chip 12 and the first safety chip 11
Secondary property generates N number of redundant digital monetary accounts, for example, disposably generating 100 redundant digital monetary accounts, specific quantity can
With according to the actual needs or the setting of the ability of the second safety chip 12 and the first safety chip 11, the present embodiment do not have this
It limits.Further, N shifts the quantity of the destination address of (transaction) digital cash not less than user.
In the present embodiment, smart card has user in cold and hot swap status in the storage state with digital cash account
Become hot storage state from cold storage state, or becomes the function of cold storage state from hot storage state；Optionally, in cold and hot friendship
Change state, second safety chip 12 of the present embodiment, which has to the first safety chip 11, sends user that it is stored with number
The account information of monetary accounts and/or the account information of redundant digital monetary accounts, and read newly from the first safety chip
Function of the user in the account information with digital cash account.Correspondingly, the first safety chip, which has, reads the second safety chip
The user of storage is with the account information of digital cash account and/or the account information of redundant digital monetary accounts, and to
Two safety chips send new user in the function of the account information with digital cash account.
In the present embodiment the first safety chip 11 can by oneself generate redundant digital monetary accounts account information with
And from the account informations of the received redundant digital monetary accounts of the second safety chip 12 and/or user with digital cash account
Account information is stored in the non-volatile memory medium of itself, to carry out safeguard protection；Second safety chip can be by oneself
The public private key pair of generation and address and believe from the received new user of the first safety chip with the account of digital cash account
Breath, is stored in the non-volatile memory medium of itself, to carry out safeguard protection.
Optionally, the first safety chip in cold and hot swap status, the present embodiment and the second safety chip are in offline
State, which is interpreted as the first safety chip and the second safety chip cannot be directly or indirectly with network connection, should
Network includes but is not limited to local area network, internet etc., avoid illegal user by network illegally steal the first safety chip and
Data in second safety chip
It in one example, further include display screen circuit module on the smart card, as shown in Fig. 2, display screen circuit module
Display screen 15 including exposing to smart card, display screen circuit module connect with the first safety chip and the second safety chip respectively
It connects.The work of the first safety chip and information and/or smart card in the second safety chip is displayed on the display screen
State etc., it is to be understood that show that the content of screen display is not limited to the content of aforementioned list.Optionally, this is aobvious
The type of display screen includes non-touch-control display screen (such as quartzy display screen) and touching display screen.
According to content above-mentioned it is found that smart card is in cold and hot swap status, the first safety chip and the second safety chip
Between connection conducting, information can be mutually transmitted between the first safety chip and the second safety chip.For the first safety chip
And second exchange between safety chip be which data and data are which side which side is transmitted to from, can be by cold and hot
Working condition locating for smart card determines before swap status, for example, smart card is in cold storage shape before cold and hot swap status
State, then after being switched to cold and hot swap status, the second safety chip is by the user itself stored in the account with digital cash account
The account information of family information and/or redundant digital monetary accounts is sent to the first safety chip；Alternatively, in cold and hot swap status
Before, smart card is in hot storage state, then after being switched to cold and hot swap status, the first safety chip is stored itself new
User is being sent to the second safety chip with the account information of digital cash account.
Optionally, for exchanged between the first safety chip and the second safety chip be which data and data be from
Which side which side is transmitted to, and can also be determined by the operation under hot storage state, such as under hot storage state, user
When the exterior terminal connected by smart card inputs cold and hot swap status next time to the first safety chip, what is needed to be implemented is specific
(instruction can indicate when be switched to cold and hot storage state after, be the first safety chip to the second safety chip transmission number for instruction
Data are being obtained such as from the second safety chip with digital cash account information or the first safety chip according to new user is such as sent
The user that stores in the first safety chip is obtained with digital cash account information, optionally, which is disposable instruction),
When smart card is switched to cold and hot swap status, the first safety chip executes the specific instruction stored thereon, to the second safe core
Piece sends account information or obtains account information from the second safety chip.
Optionally, in order under cold and hot switching state, more easily control the first safety chip and the second safety chip
Information exchange, in one example, smart card further include keyboard input module, the keyboard input module and display screen circuit module
It is connected with power supply circuit, which has the key for exposing to smart card, so that user presses key control by triggering
Specific data interaction between first safety chip and the second safety chip.It is understood that in actual use, display screen
On can show user interface, user interface user by operation keyboard input module on key can choose
Different option on user interface, and control smart card execute the option etc. selected.Optionally, keyboard inputs mould
The function of the key of block include but is not limited to turn over, under turn over, a left side is turned over, the right side is turned over, confirmed etc..Optionally, keyboard in the present embodiment
The encapsulation of input module should make the thickness of smart card no more than the standard thickness of conventional financial card.Optionally, which inputs
Key in module can be push type key, thermal-induction type key, fingerprint induction type key etc..
If display screen is touching display screen, display screen circuit module is touching display screen circuit module, the touching display screen
Circuit module can receive the operation of user by touching display screen to control smart card.Optionally, working condition switching circuit 13
Function be desirably integrated into the touching display screen circuit and realize.Optionally, in cold and hot swap status, touching display screen circuit mould
Block can receive the operation of user by the touching display screen, generate control instruction and be sent to corresponding safety chip (the first peace
Full chip and/or the second safety chip), wherein control instruction can serve to indicate that the second safety chip sends redundant digital goods
The account information of coin account and/or (user passes through operation touching display screen selection) user are in the account with digital cash account
Family information can serve to indicate that the first safety chip sends new user with number to the first safety chip or control instruction
The account of monetary accounts is believed to second safety chip etc..Such as control instruction is used to indicate the second safety chip and stores itself
User be sent to the first safety chip with the account information of digital cash account A, or the first safety chip of instruction by itself
The user of storage is being sent to second safety chip etc. with the account information of digital cash account B.The present embodiment can be with as a result,
The data interaction of the first safety chip and the second safety chip is realized in offline environment.
Under hot storage state, the first safety chip will realize the function of thermoelectron wallet or conventional financial card, it is necessary to energy
Enough and exterior terminal such as ATM machine etc. carries out the interaction of information, so in another example, as shown in Fig. 2, the smart card also wraps
Interface module 16 is included, the connection between the interface module 16 and the first safety chip 11 can only be connected under hot storage state,
Or the connection of the interface module 16 and the first safety chip 11 can be connected after the first safety chip 11 works on power, tool
The conducting situation of body is depending on the specific effect of interface module 16.By the interface module 16, when needed, the first peace
The data interaction with exterior terminal may be implemented in full chip 11.
Optionally, the first safety chip 11 in cold and hot swap status, smart card can be by interface module 16 and outer
Portion's terminal establishes connection, and the first safety chip 11 can be sent out the information in itself and the second safety chip 12 by interface module 16
Exterior terminal is given, the first safety chip 11 and the second safety chip can be arranged by the interface shown on exterior terminal in user
The specifying information of interaction between 12, exterior terminal generate control instruction according to the setting of user, which is sent to the
One safety chip 11, wherein the identification information for executing the safety chip of the control instruction is carried in the control instruction.Such as it controls
The user itself stored is being sent to the first peace with the account information of digital cash account A by system instruction the second safety chip of instruction
The user itself stored is being sent to the with the account information of digital cash account B by full chip, or the first safety chip of instruction
Two safety chips etc..
Optionally, the first safety chip in cold and hot swap status, smart card receives exterior terminal by interface module
Control instruction, the control instruction be used to indicate the second safety chip send itself storage redundant digital monetary accounts account
Information and/or user are with digital cash account, (user that the account, which is certain user, to be selected by exterior terminal is with digital goods
Coin account, user can be one or more with the quantity of digital cash account) account information give the first safety chip, or
Person indicates that the first safety chip sends new user and believes with the account of digital cash account to the second safety chip.
Optionally, interface module 16 be contact interface module (161 in Fig. 2, generally use ISO7816 agreement progress
Data interaction) or non-contact interface module (162 in Fig. 2, generally use ISO14443 agreement and carry out data interaction),
Non-contact interface module is specifically as follows contactless coupled antenna circuit module, but not without being limited thereto.According to interface module
Type it is different, smart card can establish connection by insertion exterior terminal or by non-contacting mode and exterior terminal,
Under cold and hot swap status, the exterior terminal connecting with smart card needs to avoid two safety chips especially in off-line state
Information in second safety chip is illegally accessed by network, if the user in the second safety chip is with digital cash account
Account information be illegally accessed etc..Optionally, in the present embodiment, under cold and hot swap status, the first safety chip is also
Whether the exterior terminal for detecting smart card connection is in off-line state, if the exterior terminal is in off-line state, prompts
User's exterior terminal is in connected state, and the information in smart card has the risk being stolen, so that user disconnects outside eventually
The network connection at end.Optionally, the first safety chip can prompt user's exterior terminal to be in connection by the display module of itself
The exterior terminal that net state or the first safety chip are connected by smart card prompts user in a manner of voice, display, vibration etc.
Exterior terminal is in connected state.
In the present embodiment, interface module is desirably integrated on the first safety chip, can also be with the first safety chip independence
Setting, the present embodiment are not limited in this respect.
In order to further ensure that under cold and hot swap status, the safety of the data interaction of the first and second safety chip, cold and hot
Under swap status, the first and second safety chip carries out data interaction by encryption channel, and the mode that information encrypts in the present embodiment is not
Limit, for example, by using Advanced Encryption Standard (Advanced Encryption Standard, AES) cryptographic algorithm.In cold and hot exchange
Under state, the second safety chip is safe using being sent to first after the information cipher mode encryption of agreement to data to be sent
Chip exists, and the first safety chip is after the data for receiving the transmission of the second safety chip using corresponding information manner of decryption solution
It is close, the data after decryption are stored in the non-volatile memory medium of itself；Similar, the first safety chip will be to will send
Data using being sent to the second safety chip after the information cipher mode row encryption of agreement, the second safety chip is receiving the
It is decrypted after the data that one safety chip is sent using corresponding information manner of decryption, the data after decryption is stored in the non-of itself
In volatile storage medium.
In the present embodiment, under hot storage state, the second safety chip power-off, information therein is in offline storage shape
State can not be stolen by extraneous equipment, and the first safety chip can establish connection by interface module and external equipment.It is external whole
The type at end includes but is not limited to the terminal devices such as card reader, POS machine, ATM machine.
Under hot storage state, if the first safety chip is connect by interface module with exterior terminal, the first safety chip
Conventional financial transaction and digital moneytary operations can be realized by the exterior terminal of networking.The transaction is included in redundant digital currency
It is stored in digital cash in the address of account to obtain new user with digital cash account, or will be connect from the second safety chip
The user of receipts is being transferred at least one redundant digital monetary accounts with the digital cash in the address of digital cash account
The user new at least one is with digital cash account etc..
Optionally, under hot storage state, the first safety chip 11 can be connect by smart card with exterior terminal, a side
The original function in face, smart card where the first safety chip has it (does not increase the second safety chip, work within a smart card
When state switching circuit and power supply circuit, the smart card function that has originally), such as smart card is originally bank card, then first
Safety chip has the institute of bank card functional, such as ATM machine storage/access money can be inserted in smart card, such as smart card is originally
Social security card, then the first safety chip has the function of social security card, and when user is when seeing a doctor, the first safety chip can assist outside
Terminal completion such as register, operation of pay the bill, such as smart card script be transportation card, then the first safety chip with transportation card function
Can, such as smart card is originally common reserve fund card, then the first safety chip has the function of common reserve fund card etc..
On the other hand, the first safety chip can have the function of thermoelectron wallet, such as pass through exterior terminal and digital goods
Coin server synchronization currency shifts (transaction) information.In order to further ensure information security, the account of digital cash account is avoided
Information is by unauthorized theft, and optionally, the first safety chip is also used to after digital cash is traded, will at least be sent to the second peace
The new user of full chip destroys with the account information of digital cash account.
Further, the first safety chip is also used to after digital cash is traded, the user that the second safety chip is sent
It is destroyed with the account information of digital cash account information and redundant digital monetary accounts, the redundant digital goods that itself is generated
The account information of coin account and the new user for being sent to the second safety chip destroy with the account information of digital cash account.
The mode destroyed in this example includes but is not limited to wipe.
Optionally, power supply circuit includes hull cell in the present embodiment, and the encapsulation of hull cell should make the thickness of smart card
Degree is no more than the standard thickness of conventional financial card.
In cold storage state, hull cell powers to the second safety chip 12；In cold and hot swap status, hull cell is to
One safety chip 11 and the power supply of the second safety chip 12；In hot storage state, the power supply of hull cell and the first safety chip 11
Connection disconnects, and the first safety chip 11 is connected with the connection of interface circuit 16, if the first safety chip 11 is by stating interface circuit
16 communicate with exterior terminal foundation, then the first safety chip 11 receives the power supply of exterior terminal by interface circuit 16.
Further, in hot storage state, if smart card is inserted into exterior terminal, smart card by contact interface module with
Exterior terminal establishes connection, then the first safety chip receives the power supply of exterior terminal by interface circuit；In hot storage state, if
Smart card is in the magnetic field of exterior terminal, and smart card is established by contactless coupled antenna circuit module and exterior terminal to be connected
It connects, then the first safety chip receives the power supply of exterior terminal by contactless coupled antenna circuit module.
Optionally, in the present embodiment, the working condition switching circuit 13 in Fig. 1 is key switching circuit, key switching
Circuit includes the key for exposing to smart card, so that user switches the working condition of smart card by way of triggering key.
Optionally, the function of the key switching circuit can be realized by above-mentioned touching display screen circuit module, key
Function realized by the touching display screen in touching display screen circuit module, touching display screen circuit module and the first safety chip and
Second safety chip and power supply module connection.Touching display screen is used to receive the touch control operation of user, and user can be by touching
Operation at least switching of the realization to three kinds of functional status of smart card on display screen is controlled, processing submodule can be aobvious by touch-control
Display screen receives the operation of user, and the working condition for generating corresponding switching command control smart card depending on the user's operation is cut
Change etc..
Optionally, the key switching circuit of the present embodiment can be various types of switching circuits, such as plectrum switch electricity
Road, film switch circuit etc., the present embodiment does not limit this.Optionally, if key switching circuit is plectrum switching circuit
(131 in Fig. 3), then key is the plectrum (1311 in such as Fig. 3, which exposes to smart card) in plectrum switching circuit,
If key switching circuit is film switch circuit (132 in Fig. 4), key is that the touch modules in film switch circuit (are such as schemed
1321,1322 and 1323 in 4, three expose to smart card), touch modules expose to smart card, and film switch circuit passes through
User is obtained to the touch situation of touch modules, the working condition of the smart card of user's selection is determined, to carry out the work of smart card
Make the switching of state.
Referring to Fig. 3, three gears are can be set in the plectrum switch 131 of the present embodiment, each gear intelligent card corresponding
One of three kinds of working conditions, certainly, different gears correspond to different working conditions；Plectrum on plectrum switch is in user
Manipulation under rest on which gear, then the working condition of smart card is switched under the corresponding working condition of the gear.
Optionally, when smart card is using plectrum switching circuit, after electric on smart cards or reset, the plectrum on smart card switchs position
In which gear, the state of smart card is just the corresponding state of the gear.
Referring to fig. 4, three touch modules can be set (as shown in figure 4,1321,1322 and in the thin film switch of the present embodiment
1323 be three touch modules), one of three kinds of working conditions of each touch modules intelligent card corresponding are certainly, different
Touch modules correspond to different working conditions these three touch modules and expose to smart card, touch modules can be push type touching
Touch module, thermal-induction type touch module, fingerprint induction type touch modules etc..The present embodiment is not limited in this respect.Optionally, intelligence
When can block using film switch circuit, after electric on smart cards or reset, smart card is defaulted as hot storage state.
Optionally, the plectrum switching circuit of the present embodiment and the way of realization of film switch circuit include but is not limited to: machine
Tool formula multipath control switch circuit and transistor type multipath control switch circuit.
Optionally, the encapsulation of key switching circuit should not make smart card be above standard thickness in the present embodiment.
The embodiment of the present invention proposes a kind of smart card, and there are two safety chips for the fixture, this is stuck in working condition switching electricity
There are three types of working conditions for tool under the control on road；In hot storage state, the power-off of the first safety chip, the second safety chip is powered, the
Two safety chips can provide the function of cold stored value card；In cold and hot swap status, the first and second safety chip be powered and all in from
Linear state can carry out data interaction between the first and second safety chip；In hot storage state, the power-off of the second safety chip, the first peace
Full chip has the function of conventional financial card and thermoelectron wallet, and the smart card has hot and cold stored value card and routine as a result,
The function of fiscard is greatly beneficial to traditional financial application of IC cards expanding and extending to digital cash field, in the second peace
When full chip is powered, smart card is in off-line state, it is ensured that the safety of account in the second safety chip, and intelligence in the present embodiment
The hot and cold storage state that can block is based on power supply circuit and is electrically physically isolated, and safety is high.
In several embodiments provided herein, it should be understood that disclosed device, it can be by others side
Formula is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of module, only one kind are patrolled
Volume function division, there may be another division manner in actual implementation, such as multiple module or components can combine or can be with
It is integrated into another system, or some features can be ignored or not executed.Another point, it is shown or discussed mutual
Coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or module, can
To be electrically mechanical or other forms.
Module may or may not be physically separated as illustrated by the separation member, show as module
Component may or may not be physical module, it can and it is in one place, or may be distributed over multiple networks
In module.Some or all of the modules therein can be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
It, can also be in addition, each functional module in each embodiment of the present invention can integrate in a processing module
It is that modules physically exist alone, can also be integrated in two or more modules in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also be realized in the form of software function module.
The above are to a kind of description of smart card provided by the present invention, for those skilled in the art, according to this hair
The thought of bright embodiment, there will be changes in the specific implementation manner and application range, and to sum up, the content of the present specification is not answered
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of smart card characterized by comprising the first safety chip, the second safety chip, working condition switching circuit and
Power supply circuit；
The power supply circuit is used to power for the smart card；
The working condition switching circuit is electric with first safety chip, second safety chip and the power supply respectively
Road connection, the working condition switching circuit are used to switch the working condition of the smart card, wherein the smart card exists such as
Lower three kinds of working conditions: cold storage state, cold and hot swap status and hot storage state；
Wherein, under the cold storage state, the first safety chip power-off, and second safety chip is powered, it is described
Second safety chip is based on cold stored value card technology storage user in the account information with digital cash account；
Under the cold and hot swap status, first safety chip and second safety chip are powered, second safety
Chip has the function that data interaction is carried out with first safety chip；
Under the hot storage state, first safety chip is powered and second safety chip powers off, first peace
Full chip has the function of conventional financial card and the function of thermoelectron wallet.
2. such as the described in any item smart cards of claim 1, which is characterized in that under the cold storage state, second peace
Full chip has the function of generating and storing the account information of redundant digital monetary accounts；
And/or under the cold and hot swap status, first safety chip and second safety chip have generation spare
The function of the account information of digital cash account.
3. smart card as claimed in claim 2, which is characterized in that under the cold and hot swap status, the second safe core
Piece, which has to first safety chip, sends the user in the account information and/or the spare number with digital cash account
The account information of word monetary accounts, and new user is read in the account with digital cash account from first safety chip
The function of information.
4. smart card as described in claim 1, which is characterized in that the smart card further includes interface circuit, the power supply electricity
Road includes hull cell；
Under the cold storage state, the hull cell powers to second safety chip；In the cold and hot swap status
Under, the hull cell powers to first safety chip and second safety chip；Under the hot storage state, institute
Hull cell is stated with first safety chip for being electrically connected disconnection, the company of first safety chip and the interface circuit
Conducting is connect, if first safety chip establishes connection, the first safe core by the interface circuit and exterior terminal
Piece receives the power supply of the exterior terminal by the interface circuit.
5. smart card as described in claim 1, which is characterized in that the smart card further includes display screen circuit module, described
Display screen circuit module includes the display screen for exposing to the smart card, and the display screen circuit module is pacified with described first respectively
Full chip is connected with second safety chip.
6. smart card as described in any one in claim 1-5, which is characterized in that the working condition switching circuit is cut for key
Circuit is changed, the key switching circuit includes the key for exposing to the smart card, so that user is by triggering the key
Mode switches the working condition of the smart card.
7. smart card as claimed in claim 6, which is characterized in that the key switching circuit is film switch circuit, described
Key is the touch modules in the film switch circuit, and after the smart card is powered on or resetted, the smart card is deposited for heat
Storage state.
8. smart card as described in any one in claim 1-5, which is characterized in that under the cold and hot swap status, described
One safety chip and second safety chip are in off-line state, first safety chip and second safety chip it
Between carried out data transmission by encrypted tunnel.
9. smart card as described in any one in claim 1-5, which is characterized in that first safety chip is also used in number
After word moneytary operations, the new user of second safety chip will be at least sent in the account information with digital cash account
It destroys.
10. smart card as described in any one in claim 1-5, which is characterized in that first safety chip and described second
Safety chip is financial level safety chip.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811127673.8A CN109615054B (en) | 2018-09-27 | 2018-09-27 | Intelligent card |
| PCT/CN2019/106601 WO2020063435A1 (en) | 2018-09-27 | 2019-09-19 | Smart card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811127673.8A CN109615054B (en) | 2018-09-27 | 2018-09-27 | Intelligent card |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109615054A true CN109615054A (en) | 2019-04-12 |
| CN109615054B CN109615054B (en) | 2023-11-24 |
Family
ID=66002202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811127673.8A Active CN109615054B (en) | 2018-09-27 | 2018-09-27 | Intelligent card |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109615054B (en) |
| WO (1) | WO2020063435A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110097347A (en) * | 2019-05-05 | 2019-08-06 | 北京飞纳泰科信息技术有限公司 | A kind of visual card transaction system of wireless charging digital cash |
| WO2020063435A1 (en) * | 2018-09-27 | 2020-04-02 | 深圳技术大学 | Smart card |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100766607B1 (en) * | 2006-07-28 | 2007-10-12 | 주식회사 케이티프리텔 | Smart card unified communication functions of contact type and non-contact type and operation controlling method thereof |
| CN101859400A (en) * | 2010-05-21 | 2010-10-13 | 武汉天喻信息产业股份有限公司 | Dual-chip mobile payment intelligent card and control method thereof |
| CN101916391A (en) * | 2010-07-27 | 2010-12-15 | 武汉天喻信息产业股份有限公司 | Mobile payment smart card and control method thereof |
| CN203883274U (en) * | 2013-06-22 | 2014-10-15 | 北京惠尔高科科技有限公司 | Sheet-shaped adapter |
| CN205003731U (en) * | 2015-09-30 | 2016-01-27 | 深圳市招股科技有限公司 | Digital cash hardware wallet based on two interfaces IC -card |
| CN205158415U (en) * | 2015-12-08 | 2016-04-13 | 深圳中科讯联科技有限公司 | Intelligent card |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4915141B2 (en) * | 2006-05-29 | 2012-04-11 | 富士通株式会社 | Mobile terminal device |
| KR20090050582A (en) * | 2007-11-16 | 2009-05-20 | 주식회사 국민은행 | Chip card |
| WO2010128442A2 (en) * | 2009-05-03 | 2010-11-11 | Logomotion, S.R.O. | A payment terminal using a mobile communication device, such as a mobile phone; a method of direct debit payment transaction |
| WO2015143241A1 (en) * | 2014-03-19 | 2015-09-24 | Shenzhen Huiding Technology Co., Ltd. | Financial transaction based on device-to-device communications |
| EP3200167A1 (en) * | 2016-01-29 | 2017-08-02 | Mastercard International Incorporated | Information transaction infrastructure |
| CN108492097A (en) * | 2018-05-30 | 2018-09-04 | 第美卡事业股份有限公司 | The storage of ideal money and transaction system |
| CN209015189U (en) * | 2018-09-27 | 2019-06-21 | 深圳技术大学（筹） | A kind of smart card |
| CN109615054B (en) * | 2018-09-27 | 2023-11-24 | 深圳技术大学 | Intelligent card |
-
2018
- 2018-09-27 CN CN201811127673.8A patent/CN109615054B/en active Active
-
2019
- 2019-09-19 WO PCT/CN2019/106601 patent/WO2020063435A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100766607B1 (en) * | 2006-07-28 | 2007-10-12 | 주식회사 케이티프리텔 | Smart card unified communication functions of contact type and non-contact type and operation controlling method thereof |
| CN101859400A (en) * | 2010-05-21 | 2010-10-13 | 武汉天喻信息产业股份有限公司 | Dual-chip mobile payment intelligent card and control method thereof |
| CN101916391A (en) * | 2010-07-27 | 2010-12-15 | 武汉天喻信息产业股份有限公司 | Mobile payment smart card and control method thereof |
| CN203883274U (en) * | 2013-06-22 | 2014-10-15 | 北京惠尔高科科技有限公司 | Sheet-shaped adapter |
| CN205003731U (en) * | 2015-09-30 | 2016-01-27 | 深圳市招股科技有限公司 | Digital cash hardware wallet based on two interfaces IC -card |
| CN205158415U (en) * | 2015-12-08 | 2016-04-13 | 深圳中科讯联科技有限公司 | Intelligent card |
Non-Patent Citations (1)
| Title |
|---|
| 刘宇: ""薄膜加密卡设计与实现"", 《中国优秀硕士学位论文全文数据库 信息科技辑》, no. 6 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020063435A1 (en) * | 2018-09-27 | 2020-04-02 | 深圳技术大学 | Smart card |
| CN110097347A (en) * | 2019-05-05 | 2019-08-06 | 北京飞纳泰科信息技术有限公司 | A kind of visual card transaction system of wireless charging digital cash |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020063435A1 (en) | 2020-04-02 |
| CN109615054B (en) | 2023-11-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1256104B1 (en) | Method and device for identification and authentication | |
| CN101465019B (en) | Method and system for implementing network authentication | |
| CN104217327B (en) | A kind of financial IC card internet terminal and its method of commerce | |
| CN204496559U (en) | Wearable payment terminal | |
| CN102118251B (en) | Security authentication method for internet banking remote payment based on multi-interface intelligent safety card | |
| CN104463001A (en) | Method for independently generating and storing encrypted digital currency private key and device for bearing encrypted digital currency private key | |
| CN210691384U (en) | Face recognition payment terminal platform based on security unit and trusted execution environment | |
| CN105874494A (en) | Disabling mobile payments for lost electronic devices | |
| MX2007013218A (en) | One-time password credit/debit card. | |
| CN201622584U (en) | Electronic identification and information read-write device | |
| CN102609750A (en) | Intelligent card provided with input device and output device | |
| CN205656721U (en) | Based on intelligence POS safety circuit of android system | |
| CN104025122A (en) | Ic chip for preventing identification key leak and authorization method thereof | |
| CN102118250A (en) | System and method for indentifying dynamic password based on double-interface intelligent card | |
| CN104504563A (en) | Mobile information safety equipment and working method thereof | |
| CN105138892A (en) | Data interaction method and apparatus applied to composite smart card device | |
| CN102034307A (en) | Electronic wallet-based dynamic password authentication system and method | |
| CN103345686A (en) | Mobile payment equipment | |
| CN109615054A (en) | A kind of smart card | |
| CN100511292C (en) | Electronic bank identification method, system and intelligent card adopting the method | |
| CN209015189U (en) | A kind of smart card | |
| CN201150068Y (en) | Multifunctional information safety equipment | |
| CN106845978A (en) | IC-card self-cipher input system and IC-card self-cipher input method | |
| CN203799402U (en) | Electronic identification card chip card, card reader, electronic identification card authentication system | |
| CN104102870B (en) | Electron underwriting authentication expansion equipment and information processing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 518000 Lantian Road 3002, Shijing Street, Pingshan District, Shenzhen, Guangdong Province Applicant after: Shenzhen Technology University Address before: No. 3002, Lantian Road, Pingshan District, Shenzhen, Guangdong 518000 Applicant before: Shenzhen Technology University |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |