CN205003731U - Digital cash hardware wallet based on two interfaces IC -card - Google Patents
Digital cash hardware wallet based on two interfaces IC -card Download PDFInfo
- Publication number
- CN205003731U CN205003731U CN201520769991.XU CN201520769991U CN205003731U CN 205003731 U CN205003731 U CN 205003731U CN 201520769991 U CN201520769991 U CN 201520769991U CN 205003731 U CN205003731 U CN 205003731U
- Authority
- CN
- China
- Prior art keywords
- interface
- wallet
- digital cash
- card
- hardware
- 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.)
- Expired - Fee Related
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
- G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/12—Details relating to cryptographic hardware or logic circuitry
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash
Abstract
The utility model discloses a digital cash hardware wallet based on two interfaces IC -card, including the coil, NFC interface chips, the metal contact, a I/O interface, a bluetooth modul, digit cryptographic module, microprocessor CPU and USB interface, microprocessor CPU connects NFC interface chips respectively, digital cash wallet memory area, digit cryptographic module, the transaction functional areas, the USB interface, bluetooth module and IO interface, NFC interface chips is connecting coil still, metal contact and bluetooth module are still connected respectively to the IO interface, numeral cryptographic module connects transaction functional areas and digital goods respectively than the wallet memory area other end. The utility model provides a be applied to the hardware wallet scheme of digital cash, combine bluetooth, USB interface and contact, non -contact card interfacing, can realize communicating by letter between hardware wallet and cell -phone, the computer, adopt two independent user data storage districts in the wallet, promptly digital cash wallet memory area and transaction functional areas to adopt hardware to encrypt feasible safe and reliable more.
Description
Technical field
The utility model relates to a kind of hardware wallet, specifically a kind of digital cash hardware wallet based on double-interface IC card.
Background technology
In recent years, along with the generation of electronic money, people have been accustomed to gradually and have depended on electronic money, substantially can have several electronic consumer card or bank card in everyone wallet now.Bank card becomes user identity identification and a carrier of process of participating in business.
And digital cash is the sabstitute money of electronic money form.Numeral gold coin and password currency all belong to digital cash.It is different from the ideal money in virtual world, because it can be used to real exchange of goods and service, and is not confined in online game.At present, the central bank does not admit not issue digital cash yet, and digital cash also not necessarily will have basic currency, is now defined as a kind of virtual goods.Digital cash popular at present has, the special coin of bit coin, Lay, many wound coin etc., and they belong to wallet coin, have software wallet, have employed block chain technology, can decentralization, and has practical application.
But due to pure software, the security of software wallet is lower, if backup forgotten by software wallet, when computer system generation problem, be easy to lose purse data information, be also easy to the wallet balances that is stolen, the approach addressed this is that adopts hardware wallet exactly.
Current double-interface smart card hardware configuration is as Fig. 1, as smart card, it is primarily of compositions such as microprocessor (CPU), program storage (ROM), odd-job register (RAM), user memory (EEPROM), input/output interface, security logic and encrypting and decrypting calculation coprocessors.External RAM uses as internal work unit, be deposit command parameter, return results, the region of the ephemeral data of safe condition, odd-job key, Data processing; ROM is the region of depositing card internal operating system; EEPROM is the region of depositing user's application data.Double-interface smart card adopts double nip, and its radio frequency interface is made up of a radio frequency chip and antenna.Double-interface smart card shares Microprocessor S3C44B0X contact and contactless system, shares eeprom memory as user data area.Not self-powered in card, its contact card part provides power supply by read write line, and non-contact card needs wirelessly to be powered by read-write equipment.
Utility model content
The purpose of this utility model is to provide a kind of digital cash hardware wallet based on double-interface IC card, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of digital cash hardware wallet based on double-interface IC card, comprise coil, NFC interface chip, hard contact, I/O interface, bluetooth module, digital encryption module, microprocessor CPU and USB interface, described microprocessor CPU connects NFC interface chip respectively, numeral goods is than wallet memory block, digital encryption module, trading function district, USB interface, bluetooth module and I/O interface, NFC interface chip also connecting coil, I/O interface also distinguishes connection metal contact and bluetooth module, digital encryption module connects trading function district and the digital cash wallet memory block other end respectively.
As further program of the utility model: described microprocessor CPU is connected bluetooth module respectively by communication line with supply line.
As the utility model further scheme: described microprocessor CPU is connected I/O interface respectively by communication line with supply line.
Compared with prior art, the beneficial effects of the utility model are: the utility model proposes a kind of hardware purse scheme being applied to digital cash, bluetooth, USB interface are combined with contact, contactless card interfacing, hardware wallet can be realized communicate with between mobile phone, computer, two independently storage of subscriber data districts are adopted in wallet, i.e. digital cash wallet memory block and trading function district, and it is more safe and reliable to adopt hardware encipher to make.
Accompanying drawing explanation
Fig. 1 is the prior art structural drawing of digital cash hardware wallet;
Fig. 2 is the structural drawing of the utility model based on the digital cash hardware wallet of double-interface IC card.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 2, in the utility model embodiment, a kind of digital cash hardware wallet based on double-interface IC card, comprise coil, NFC interface chip, hard contact, I/O interface, bluetooth module, digital encryption module, microprocessor CPU and USB interface, microprocessor CPU connects NFC interface chip respectively, numeral goods is than wallet memory block, digital encryption module, trading function district, USB interface, bluetooth module and I/O interface, NFC interface chip also connecting coil, I/O interface also distinguishes connection metal contact and bluetooth module, digital encryption module connects trading function district and the digital cash wallet memory block other end respectively.
Microprocessor CPU is connected bluetooth module respectively by communication line with supply line.
Microprocessor CPU is connected I/O interface respectively by communication line with supply line.
Principle of work of the present utility model is: refer to Fig. 1, in the utility model hardware system, main modular at least comprises: (1) user data information memory module EEPROM, comprising digital cash wallet memory block and trading function district, digital cash wallet memory block stores digital cash remaining sum, trading function district store transaction information and the information such as subscriber identity information and key.(2) microprocessor CPU, microprocessor chip can select 51 single-chip microcomputers, ARM etc., and as control module, it is the core of smart payment card.(3) bluetooth module, after bluetooth is powered, can realize and the mobile terminal radio communications such as mobile phone.(4) contact card interface, is made up of input/output interface circuit and hard contact.During as contact card, metal electrode contact directly contacts connection with external interface circuit, is provided the power supply of modules work in card, exchange data simultaneously by serial mode and external reader by external interface circuit.(5) contactless card interface, is made up of NFC interface chip and coil, as wireless charging and the communication interface of contactless card, can realize wireless charging and communication function.
Double-interface smart card chip operating system COS mainly comprises the part such as hardware resource and file management, communications management, application controls management and security control management.On the basis of double-interface smart card, realize following major function for practical application: (1), by the terminal wireless communication such as bluetooth and mobile phone, can use cell phone software to be configured hardware wallet, or read user profile wherein.(2) realize hardware wallet by USB interface to communicate with between computer, the software wallet that can realize on computer is synchronous with hardware purse data, also can be supplemented with money hardware wallet by digital cash third-party platform and the business such as transfer accounts.(3) settled accounts the payment of digital cash wallet by third company or platform, in wallet, remaining sum can carry out trustship at digital cash third-party platform.
The utility model digital cash hardware wallet environment for use is mainly: (1) uses mobile phone or computer to supplement with money the utility model hardware wallet memory block, and realizes transferring accounts the business such as consumption on the net.(2) for specific digital cash on-site payment consumption occasion, contact or contactless bankcard consumption can be realized.(3) can arrive third party's digital cash exchange company is that hardware wallet is supplemented with money or opens an account, and hardware wallet storage inside has subscriber identity information, can as voucher of opening an account.
In sum, the utility model proposes a kind of hardware purse scheme being applied to digital cash, bluetooth, USB interface are combined with contact, contactless card interfacing, hardware wallet can be realized communicate with between mobile phone, computer, two independently storage of subscriber data districts are adopted in wallet, i.e. digital cash wallet memory block and trading function district, and it is more safe and reliable to adopt hardware encipher to make.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this instructions is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of instructions is only for clarity sake, those skilled in the art should by instructions integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (3)
1. the digital cash hardware wallet based on double-interface IC card, comprise coil, NFC interface chip, hard contact, I/O interface, bluetooth module, digital encryption module, microprocessor CPU and USB interface, it is characterized in that, described microprocessor CPU connects NFC interface chip respectively, digital cash wallet memory block, digital encryption module, trading function district, USB interface, bluetooth module and I/O interface, NFC interface chip also connecting coil, I/O interface also distinguishes connection metal contact and bluetooth module, digital encryption module connects trading function district and the digital cash wallet memory block other end respectively.
2. the digital cash hardware wallet based on double-interface IC card according to claim 1, it is characterized in that, described microprocessor CPU is connected bluetooth module respectively by communication line with supply line.
3. the digital cash hardware wallet based on double-interface IC card according to claim 1, it is characterized in that, described microprocessor CPU is connected I/O interface respectively by communication line with supply line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520769991.XU CN205003731U (en) | 2015-09-30 | 2015-09-30 | Digital cash hardware wallet based on two interfaces IC -card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520769991.XU CN205003731U (en) | 2015-09-30 | 2015-09-30 | Digital cash hardware wallet based on two interfaces IC -card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205003731U true CN205003731U (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520769991.XU Expired - Fee Related CN205003731U (en) | 2015-09-30 | 2015-09-30 | Digital cash hardware wallet based on two interfaces IC -card |
Country Status (1)
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| CN (1) | CN205003731U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107070660A (en) * | 2017-03-03 | 2017-08-18 | 钱德君 | A kind of design Storage method of block chain encrypted radio-frequency chip |
| CN107240010A (en) * | 2016-03-25 | 2017-10-10 | 中国人民银行印制科学技术研究所 | The method and system of digital cash is transferred to digital cash chip card |
| CN107480986A (en) * | 2017-08-14 | 2017-12-15 | 飞天诚信科技股份有限公司 | A kind of method and hardware wallet that digital cash wallet is realized using hardware |
| WO2018046009A1 (en) * | 2016-09-12 | 2018-03-15 | 上海鼎利信息科技有限公司 | Block chain identity system |
| CN108898384A (en) * | 2018-07-06 | 2018-11-27 | 深圳西龙同辉技术股份有限公司 | A kind of digital wallet and its application method |
| CN109146043A (en) * | 2018-09-06 | 2019-01-04 | 武汉市公用电子工程有限责任公司 | A kind of bluetooth communication equipment and the means of communication for simulating IC card |
| CN109615054A (en) * | 2018-09-27 | 2019-04-12 | 深圳技术大学（筹） | A kind of smart card |
| CN109670799A (en) * | 2018-11-12 | 2019-04-23 | 江苏南大安高区块链应用技术研究院有限公司 | A kind of implementation method and device of secure digital currency hardware wallet |
| RU190666U1 (en) * | 2019-04-01 | 2019-07-08 | Михаил Юрьевич Кириллов | Hardware wallet for cryptocurrency |
| CN110210855A (en) * | 2019-05-08 | 2019-09-06 | 北京大学 | Hardware wallet illegal method and system based on biological identification technology |
| WO2020204749A1 (en) * | 2019-04-01 | 2020-10-08 | Михаил Юрьевич КИРИЛЛОВ | Hardware wallet for cryptocurrency |
-
2015
- 2015-09-30 CN CN201520769991.XU patent/CN205003731U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107240010A (en) * | 2016-03-25 | 2017-10-10 | 中国人民银行印制科学技术研究所 | The method and system of digital cash is transferred to digital cash chip card |
| CN107240010B (en) * | 2016-03-25 | 2022-01-28 | 中国人民银行数字货币研究所 | Method and system for transferring digital currency to digital currency chip card |
| WO2018046009A1 (en) * | 2016-09-12 | 2018-03-15 | 上海鼎利信息科技有限公司 | Block chain identity system |
| CN107070660A (en) * | 2017-03-03 | 2017-08-18 | 钱德君 | A kind of design Storage method of block chain encrypted radio-frequency chip |
| WO2019033808A1 (en) * | 2017-08-14 | 2019-02-21 | 飞天诚信科技股份有限公司 | Method for realizing digital currency wallet by using hardware, and hardware wallet |
| CN107480986B (en) * | 2017-08-14 | 2019-08-09 | 飞天诚信科技股份有限公司 | A kind of method and hardware wallet using hardware realization digital cash wallet |
| CN107480986A (en) * | 2017-08-14 | 2017-12-15 | 飞天诚信科技股份有限公司 | A kind of method and hardware wallet that digital cash wallet is realized using hardware |
| CN108898384A (en) * | 2018-07-06 | 2018-11-27 | 深圳西龙同辉技术股份有限公司 | A kind of digital wallet and its application method |
| CN109146043A (en) * | 2018-09-06 | 2019-01-04 | 武汉市公用电子工程有限责任公司 | A kind of bluetooth communication equipment and the means of communication for simulating IC card |
| CN109615054A (en) * | 2018-09-27 | 2019-04-12 | 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 |
| CN109670799A (en) * | 2018-11-12 | 2019-04-23 | 江苏南大安高区块链应用技术研究院有限公司 | A kind of implementation method and device of secure digital currency hardware wallet |
| RU190666U1 (en) * | 2019-04-01 | 2019-07-08 | Михаил Юрьевич Кириллов | Hardware wallet for cryptocurrency |
| WO2020204749A1 (en) * | 2019-04-01 | 2020-10-08 | Михаил Юрьевич КИРИЛЛОВ | Hardware wallet for cryptocurrency |
| CN110210855A (en) * | 2019-05-08 | 2019-09-06 | 北京大学 | Hardware wallet illegal method and system based on biological identification technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20160930 |