CN2898906Y - Storage unit with user identity distinguishment - Google Patents
Storage unit with user identity distinguishment Download PDFInfo
- Publication number
- CN2898906Y CN2898906Y CN 200520132110 CN200520132110U CN2898906Y CN 2898906 Y CN2898906 Y CN 2898906Y CN 200520132110 CN200520132110 CN 200520132110 CN 200520132110 U CN200520132110 U CN 200520132110U CN 2898906 Y CN2898906 Y CN 2898906Y
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- microcontroller
- transmission interface
- memory device
- user identity
- host side
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Abstract
The utility model is a portable storage unit with user identity distinguishment provided with a microcontroller and a memory. The microcontroller with a smart card engine is respectively connected with a memory transmission interface and a data transmission interface which is linked with the host side, and the memory is connected with the memory transmission interface set by the microcontroller. The portable storage unit stores individual authentication code. When the portable storage unit is used firstly, the user is required to input an individual authentication code which is to be stored in the storage unit. Only when the individual authentication code input by the user is in accordance with the built-in individual authentication code, the user is allowed to store information and execute program on the portable storage unit, thereby reducing using possibility of illegal users.
Description
Technical field
But the utility model is a kind of portable memory device of identification user identity, especially refer to the portable memory device that use for the first time can be carried out user's authentication, to guarantee that the user is legal user, avoid the stored data of non-legal user's direct access portable memory device.
Background technology
Because making rapid progress of computing machine science and technology, it incorporates the daily life trend of the times of doing for oneself gradually, make computing machine, mobile phone, carry-on dish, electronic products such as digital camera are extensively used by popular, and the function of this series products day by day increases with development in science and technology, bring human another kind of different life style, in order to promote the convenience of use, electronic product needs that all storage device is set and stores data for the user, and since flash memory comes out, it is so that low power consuming is non-volatile, shatter-proof, the characteristic that high storage density etc. are charming, in the electronic product of many portabilities, gradually replace EEPROM or battery powered storer, more owing to present semiconductor technology progresses greatly day by day, the storage density of flash memory has the growth of advancing by leaps and bounds especially with transmission speed, so flash memory is widely used with traditional Storage Medias such as replacement hard drives.
And utilize the made carry-on dish of flash memory, after constantly researching and developing and improveing, become a kind of multimedia electronic product, and this electronic product is also towards light, thin, short, little trend development, and under the little situation of volume, the user is very easy to it is lost, and allows other non-legal user also can connect its stored data of access.Moreover present many computer softwares can require the user to import sequence number or registration code when installing for the first time, confirm that by this user is legal user, reduces the chance of non-legal user's install software.
Therefore, how can require the user to import the idea of sequence number or registration code in the installation first time software, be applied on the portable memory device,, be the relevant manufacturer that is engaged in the industry and desire most ardently the direction place that research improves to confirm that the user is legal user.
Summary of the invention
But fundamental purpose of the present utility model is to provide a kind of portable memory device of identification user identity, this portable memory device stores personal authentication code (PersonalIdentification Number, PIN), and portable memory device is when using for the first time, can require the user to import personal authentication code (PIN), when personal authentication code (PIN) comparison is consistent, can allow portable memory device begin action, to confirm that the user is legal user.
For reaching above-mentioned purpose and effect, the technical characterictic that the utility model adopted is as follows:
But a kind of portable memory device of identification user identity is provided with microcontroller and storer; It is characterized in that this microcontroller has the smart card engine, this microcontroller is connected with data transmission interface and memory transfer interface respectively, and this data transmission interface is connected in default host side; This storer is connected in the set memory transfer interface of microcontroller, this memory storage a guy authentication code.
Wherein, this data transmission interface can link to each other with host side for wired connection or Wireless transmission mode.
For reaching above-mentioned purpose and effect, another technical characterictic that the utility model adopted is as follows:
But a kind of portable memory device of identification user identity is provided with microcontroller and storer; It is characterized in that this microcontroller has the smart card engine, and microcontroller stores personal authentication code, and be connected with data transmission interface and memory transfer interface respectively, and the data transmission interface is connected in default host side; This storer is connected in the set memory transfer interface of microcontroller.
Wherein, this data transmission interface can link to each other with host side for wired connection or Wireless transmission mode.
For reaching above-mentioned purpose and effect, the technical characterictic again that the utility model adopted is as follows:
But a kind of portable memory device of identification user identity, be provided with microcontroller, storer and intelligent card chip, it is characterized in that, this microcontroller is connected with data transmission interface, smart card transmission interface and memory transfer interface respectively, and the data transmission interface is connected in default host side; This intelligent card chip is connected in the set smart card transmission interface of microcontroller, and intelligent card chip stores personal authentication code, and can data stored in the portable memory device be encrypted or be deciphered; This storer is connected in the set memory transfer interface of microcontroller.
Wherein, this data transmission interface can link to each other with default host side for wired connection or Wireless transmission mode.
By above-mentioned technical characterictic, but the portable memory device of identification user identity of the present utility model has the following advantages:
(1) the utility model is when being connected in host side first, can compare to personal authentication code (PIN) that the user imported and portable Storage Media 1 stored personal authentication code (PIN), when both comparisons are consistent, can allow the user portable memory device be carried out functions such as data access, executive routine, to confirm that the user is legal user, avoid the stored data of non-legal user's direct access portable memory device.
(2) the utility model utilizes intelligent card chip that the data or the program of access are carried out enciphering/deciphering, and can carry out Stored Value, withholds, detains a function, to allow the user can see through host side surf the Net shopping, Stored Value and authentication.
Below with reference to accompanying drawing and preferred embodiment of the present utility model its feature and function are described in detail.
Description of drawings
Fig. 1 is the calcspar of the utility model preferred embodiment.
Fig. 2 is the action flow chart of the utility model preferred embodiment.
Fig. 3 is the calcspar of another preferred embodiment of the utility model.
Symbol description among the figure
1, portable memory device
11, controller
111, smart card engine
112, data transmission interface
113, memory transfer interface
114, smart card transmission interface
12, storer
13, intelligent card chip
2, host side
Embodiment
See also shown in Figure 1ly, be the calcspar of the utility model preferred embodiment, find out, but the portable memory device 1 of identification user identity of the present utility model is provided with microcontroller 11 and storer 12 by knowing shown in the figure, wherein:
This microcontroller 11 has smart card engine 111, and microcontroller 11 is connected with data transmission interface 112 and memory transfer interface 113 respectively, and data transmission interface 113 is for can be for being connected in host side 2.
This storer 12 is connected in the set memory transfer interface 113 of microcontroller 11, and storer 12 store personal authentication code (Personal Identification Number, PIN).
When portable memory device 1 is connected in host side 2 first, and when the data of the storer 12 of host side 2 desire access portable memory devices 1 or executive routine, the microcontroller 11 of this portable memory device 1 can require host side 2 input users' personal authentication code (PIN), at this moment, the personal authentication code (PIN) that the user is imported from host side 2 can transfer to smart card engine 111 via data transmission interface 112, and smart card engine 111 can be done a comparison with its personal authentication code received (PIN) and storer 12 interior stored personal authentication codes (PIN), when comparison does not meet, this microcontroller 11 promptly can be refused stored data in host side 2 access memories 12, and when comparison meets, this host side 2 gets final product the basic function and the additional function of activation of portable formula storage device 1, as storer 12 is carried out data access or executive routine etc.
Moreover, personal authentication code (PIN) in order to the legal use identity of identification user also can be stored in microcontroller 11, and when portable memory device 1 is connected in host side 2 first, the microcontroller 11 of this portable memory device 1 is for requiring host side 2 input users' personal authentication code (PIN), at this moment, the personal authentication code (PIN) that the user is imported from host side 2 can transfer to smart card engine 111 via data transmission interface 112, and smart card engine 111 can be done a comparison with its personal authentication code received (PIN) and microcontroller 11 interior stored personal authentication codes (PIN), when comparison does not meet, this microcontroller 11 promptly can be refused stored data in host side 2 access memories 12, and when comparison meets, this host side 2 gets final product the basic function and the additional function of activation of portable formula storage device 1, as storer 12 is carried out data access or executive routine etc.
See also shown in Figure 2ly, be the action flow chart of the utility model preferred embodiment, find out by knowing shown in the figure, portable memory device 1 of the present utility model follows these steps to carry out when using:
(300) portable memory device 1 sees through data transmission interface 112 and is connected in host side 2;
(301) microcontroller 11 judges whether for being connected in host side 2 first, if then carry out step 302; If not, then carry out step 305;
(302) microcontroller 11 is for can require the user to import personal authentication code (PIN);
(303) user sees through host side 2 input personal authentication codes (PIN), and is sent to microcontroller 11 through data transmission interface 113;
(304) whether microcontroller 11 utilizes personal authentication code (PIN) that smart card engine 111 comparison accepted and portable Storage Media 1 stored personal authentication code (PIN) to meet, if comparison is consistent, then carry out step 305; If comparison does not meet, then carry out step 302;
(305) bring into use portable memory device 1.
See also shown in Figure 3, calcspar for another preferred embodiment of the utility model, find out by knowing shown in the figure, but the portable memory device 1 of identification user identity of the present utility model is provided with microcontroller 11, storer 12 and intelligent card chip 13, wherein:
This microcontroller 11 is for being connected with data transmission interface 112, memory transfer interface 113 and smart card transmission interface 114 respectively, and data transmission interface 112 is connected in host side 2.
This storer 12 is connected in the set memory transfer interface 113 of microcontroller 11.
This intelligent card chip 13 is connected in the set smart card transmission interface 114 of microcontroller 11, and intelligent card chip 13 stores personal authentication code (PIN), and can stored data in the portable memory device 1 be encrypted or be deciphered.
When portable memory device 1 is connected in host side 2 first, and when the user desires to read stored data of portable memory device 1 or archives, this microcontroller 11 is for can require the user to import personal authentication code (PIN), at this moment, the personal authentication code (PIN) that the user is imported from host side 2 can transfer to intelligent card chip 13 via data transmission interface 112, and intelligent card chip 13 can be done a comparison by the personal authentication code (PIN) that the personal authentication code of being received (PIN) is stored with it, when personal authentication code (PIN) comparison is consistent, host side 2 can begin stored data or program in the access memory 12, and when the data of host side 2 in reading storer 12, this intelligent card chip 13 can be decrypted data, see through microcontroller 11 again and be sent to host side 2, and when host side 2 desires to write data to storer 12, this intelligent card chip 13 is for encrypting the data of desiring to write, be stored to again in the storer 12, moreover, intelligent card chip 13 removes and can carry out enciphering/deciphering to the data or the program of access, also can carry out Stored Value, withhold, a button point function is to allow the user can see through host side 2 shopping of surfing the Net, Stored Value and authentication.
The storer 12 of above-mentioned explanation can be flash memory, hard disk or EEPROM, only be preferable example and equivalent structure variation in order to explanation storer 13, non-so promptly limit to claim of the present utility model, and the encryption and decryption mode of intelligent card chip 13 can be high-order encryption standard (Advanced Encryption Standard), data encryption standard (Data EncryptionStandard), RSA cryptographic algorithms (Rivest Shamir Adleman encryption) or triple data encryption algorithm (Triple Data Encryption Algorithm), for only carrying out the employed calculation mode of enciphering/deciphering in order to data or archives to storer 12, non-so promptly limit to claim of the present utility model, as utilize other modification and equivalent structure to change, all should in like manner be contained in the claim of the present utility model, close and give Chen Ming.
Moreover, the mode that above-mentioned data transmission interface 112 can be wired links to each other with host side 2, can also Wireless transmission mode link to each other with host side 2, and the line ways of connecting can be USB (universal serial bus) (USB) transmission interface, string type disk (SATA) transmission interface, personal computer memory card (PCMCIA) transmission interface or IEEE 1394 transmission interfaces, and Wireless transmission mode can be infrared transmission, Wireless 802.15 ZigBee, Wireless 802.11 a/b/g or UWB, the foregoing description is only in order to provide the transmission of the signal between portable memory device 1 and the host side 2, non-so promptly limit to claim of the present utility model, as utilize other modification and equivalent structure to change, all should in like manner be contained in the claim of the present utility model, close and give Chen Ming.
The above only is preferred embodiment of the present utility model, non-so promptly limit to claim of the present utility model, so the simple and easy modification and the equivalent structure that use the utility model instructions and accompanying drawing content to do such as change, all should in like manner be contained in the claim of the present utility model, close and give Chen Ming.
In sum, but the portable memory device of the above-mentioned identification user identity of the utility model can reach its effect and purpose really when using, so the utility model is the design of a practicality excellence really, meet the application important document of patent, files an application in accordance with the law.
Claims (9)
1, but a kind of portable memory device of identification user identity is provided with microcontroller and storer; It is characterized in that this microcontroller has the smart card engine, this microcontroller is connected with data transmission interface and memory transfer interface respectively, and this data transmission interface is connected in default host side; This storer is connected in the set memory transfer interface of microcontroller, this memory storage a guy authentication code.
2, but the portable memory device of identification user identity as claimed in claim 1 is characterized in that, this data transmission interface is that wired connection or wireless transmission link to each other with host side.
3, but a kind of portable memory device of identification user identity is provided with microcontroller and storer; It is characterized in that this microcontroller has the smart card engine, and microcontroller stores personal authentication code, and be connected with data transmission interface and memory transfer interface respectively, and the data transmission interface is connected in default host side; This storer is connected in the set memory transfer interface of microcontroller.
4, but the portable memory device of identification user identity as claimed in claim 3 is characterized in that, this data transmission interface is that wired connection or wireless transmission link to each other with host side.
But 5, a kind of portable memory device of identification user identity, be provided with microcontroller, storer and intelligent card chip, it is characterized in that, this microcontroller is connected with data transmission interface, smart card transmission interface and memory transfer interface respectively, and the data transmission interface is connected in default host side; This intelligent card chip is connected in the set smart card transmission interface of microcontroller, and intelligent card chip stores personal authentication code; This storer is connected in the set memory transfer interface of microcontroller.
6, but the portable memory device of identification user identity as claimed in claim 5 is characterized in that, this data transmission interface is that wired connection or wireless transmission link to each other with the host side of presetting.
But as the portable memory device of claim 1 or 3 or 5 described identification user identity, it is characterized in that 7, this storer is flash memory, hard disk or EEPROM.
But 8, as the portable memory device of claim 2 or 4 or 6 described identification user identity, it is characterized in that this wired connection is USB (universal serial bus) transmission interface, string type disk transmission interface, personal computer memory card transmission interface or IEEE 1394 transmission interfaces.
But as the portable memory device of claim 2 or 4 or 6 described identification user identity, it is characterized in that 9, this wireless transmission is infrared transmission, Wireless 802.15ZigBee, Wireless 802.11a/b/g or UWB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520132110 CN2898906Y (en) | 2005-11-22 | 2005-11-22 | Storage unit with user identity distinguishment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520132110 CN2898906Y (en) | 2005-11-22 | 2005-11-22 | Storage unit with user identity distinguishment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2898906Y true CN2898906Y (en) | 2007-05-09 |
Family
ID=38074240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520132110 Expired - Lifetime CN2898906Y (en) | 2005-11-22 | 2005-11-22 | Storage unit with user identity distinguishment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2898906Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101533372B (en) * | 2008-03-13 | 2011-04-13 | 智旺科技股份有限公司 | Data accessing system |
-
2005
- 2005-11-22 CN CN 200520132110 patent/CN2898906Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101533372B (en) * | 2008-03-13 | 2011-04-13 | 智旺科技股份有限公司 | Data accessing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070509 |
|
| EXPY | Termination of patent right or utility model |