CN101576857A - Automatic locking device and automatic locking method for storage medium - Google Patents
Automatic locking device and automatic locking method for storage medium Download PDFInfo
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- CN101576857A CN101576857A CNA2008100962330A CN200810096233A CN101576857A CN 101576857 A CN101576857 A CN 101576857A CN A2008100962330 A CNA2008100962330 A CN A2008100962330A CN 200810096233 A CN200810096233 A CN 200810096233A CN 101576857 A CN101576857 A CN 101576857A
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- storage medium
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- automatic locking
- identifying information
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Abstract
The invention provides an automatic locking device and an automatic locking method for a storage medium, which are suitable for an electronic device, wherein the automatic locking device for the storage medium comprises a verification unit, a system unit and a storage medium, wherein the verification unit is used for generating identifying information; the system unit is arranged in the electronic device and is connected with the verification unit through a transmission mode; the storage medium comprises a controller and a storage unit, wherein the controller is connected with the system unit and the storage unit; the system unit receives the identifying information and generates a control signal to be transmitted to the controller according to the receiving result; when the control signal represents that the system unit receives the identifying information successfully and judges that the identifying data is correct, the controller permits the storage unit to be accessed; and when the control signal represents that the system unit does not receives the identifying information successfully or judges that the received identifying information is incorrect, the controller does not permit the storage unit to be accessed.
Description
Technical field
The present invention relates to a kind of storage medium automatic locking apparatus, relate in particular to a kind of storage medium automatic locking apparatus and method thereof that is applicable to electronic installation.
Background technology
Progress along with computing machine science and technology, notebook is used at large in all trades and professions, in order to the running of storing data and carrying out relative program, for frequent need carry notebook go on business to all over the world the office enterprise or the VIP of tissue for, some not disclosed to external world as yet confidential data of the inner storage usually of their notebook, yet once notebook is lost, no matter whether notebook itself has to encrypt set, intentionally the personage has way to use the disk of other computing machine with notebook inside, for example: hard disk (Hard Disk Driver) or solid state hard disc (SolidState Disk), the confidential data of being stored reads out.
Though have the dealer to develop to can be used to the mechanism of locking (lock) disk at present on the market, it is very complicated that but it sets step, therefore the step that requires the user to lock disk before will leaving notebook is irksome and is very impolite in some cases, for example, when the employed notebook of executive chairman (CEO) of an enterprise has the function that can lock disk, making can be from reading of data in the disk without any computing machine, when this CEO participates in a momentous conference, the situation that may can take place occasionally to leave notebook and discuss with Very Important Person, yet, carrying out the complicated disk lock step family of then need entertaining guests waits for and may cause weight losses to want the chance of customer order, thus, will allow CEO be absorbed in crag-fast situation, be to proceed complicated disk lock step or emit the risk that to lose notebook and confidential data is stolen, in addition, even CEO may take place forget situation how to set lock step at all.
Therefore, how to develop a kind of storage medium automatic locking apparatus and method thereof of improving above-mentioned known technology shortcoming, real in pressing for the problem of solution at present.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of storage medium automatic locking apparatus and method thereof, and is too complicated and cause the user to operate shortcomings such as inconvenience to solve the disk locking mechanism.
For reaching above-mentioned purpose, of the present invention one than the broad sense embodiment for a kind of storage medium automatic locking apparatus is provided, be applicable to electronic installation, this storage medium automatic locking apparatus comprises: authentication unit, in order to produce identifying information; System unit, it is arranged in the electronic installation, and is connected with authentication unit by transmission mode; And storage medium, it comprises controller and storage unit, and controller is connected with system unit and storage unit; Wherein, system unit will receive identifying information, and according to reception result generation control signal, to be sent to controller, when control signal representative system unit successfully receives identifying information and judges that recognition data is correct, controller will be permitted storage unit by access, and when control signal representative system unit does not successfully receive identifying information or identifying information mistake that judgement received, controller will disapprove storage unit by access.
According to conception of the present invention, wherein transmission mode is a wireless transmission method.
According to conception of the present invention, the authentication unit first wireless transmission interface that comprises controller and have antenna wherein, controller is connected with the first wireless transmission interface, and it is sent to system unit by the first wireless transmission interface and antenna with identifying information.
According to conception of the present invention, the system unit of the electronic installation second wireless transmission interface that also comprises processor, chipset and have antenna wherein, chipset is connected with the controller of processor, the second wireless transmission interface and storage medium, processor is connected with authentication unit by chipset, the second wireless transmission interface and antenna, in order to communicate by letter with the controller of authentication unit and to receive identifying information.
According to conception of the present invention, wherein chipset comprises South Bridge chip or north bridge chips.
According to conception of the present invention, wherein identifying information is code signal, Crypted password signal, finger print data or encrypts finger print data.
According to conception of the present invention, it is inner or outside that wherein storage medium is arranged at electronic installation.
According to conception of the present invention, wherein transmission mode is a wire transmission mode.
According to conception of the present invention, wherein authentication unit comprises the controller and first hot-plug interface, in order to the output identifying information.
According to conception of the present invention, wherein system unit also comprises second hot-plug interface, and the processor of system unit is connected with first hot-plug interface of authentication unit by second hot-plug interface, in order to communicate by letter with the controller of authentication unit and to receive identifying information.
For reaching above-mentioned purpose, the present invention provides a kind of storage medium automatic locking method in addition, is applicable to electronic installation, comprises the following step at least: (a) system unit is connected with the authentication unit signal; (b) identifying information that transmitted of Receipt Validation unit; (c) judge whether system unit successfully receives correct identifying information, when the result when being, system unit will transmit first controller that controls signal to storage medium, make controller permit storage unit by access, when the result for not the time, system unit will transmit second controller that controls signal to storage medium, make controller disapprove storage unit by access.
According to conception of the present invention, wherein also comprise the following step before in step (a): when storage medium starts, system unit will be controlled controller and disapprove storage unit by access.
According to conception of the present invention, wherein being connected between the controller of storage medium and the authentication unit signal is by wireless transmission method or wire transmission mode.
According to conception of the present invention, wherein authentication unit comprises the controller and the first wireless transmission interface, and controller is connected with the first wireless transmission interface, in order to produce identifying information.
According to conception of the present invention, wherein transmission interface is wireless transmission interface or wire transmission interface.
According to conception of the present invention, wherein first control signal is the unlock state control signal.
According to conception of the present invention, wherein second control signal is the lock-out state control signal.
Description of drawings
Fig. 1 is the circuit box synoptic diagram of the storage medium automatic locking apparatus of first preferred embodiment of the invention.
Fig. 2 is the software flow pattern of the storage medium automatic locking method of first preferred embodiment of the invention.
Fig. 3 is the circuit box synoptic diagram of the storage medium automatic locking apparatus of second preferred embodiment of the invention.
Wherein, description of reference numerals is as follows:
11: electronic installation 12: authentication unit
121: 122: the first wireless transmission interfaces of controller
1221: contain antenna 13: storage medium
131: controller 132: storage unit
14: system unit 141: processor
142: 143: the second wireless transmission interfaces of chipset
1431: antenna 31: electronic installation
32: authentication unit 321: controller
Hot-plug interface 33 in 322: the first: storage medium
331: controller 332: storage unit
34: system unit 341: processor
342: 343: the second hot-plug interfaces of chipset
S21～S26: the software flow of storage medium automatic locking method
Embodiment
Some exemplary embodiments that embody feature of the present invention and advantage will be described in detail in the explanation of back.Be understood that the present invention can have various variations on different modes, it does not depart from the scope of the present invention, and explanation wherein and the accompanying drawing usefulness that should explain in itself, but not in order to restriction the present invention.
The present invention is a kind of storage medium automatic locking apparatus and method thereof; applicable to an electronic installation; for example: desk-top computer or notebook; mainly whether exist by the authentication unit of judging the storage medium correspondence; whether the storage unit of coming control store medium inside can be by access data safely; when the user desires to leave electronic installation; need not carry out complicated setting program; as long as the authentication unit of storage medium correspondence is removed, can automatically lock storage medium to reach the purpose of automatic protection confidential data.
See also Fig. 1, it is the circuit box synoptic diagram of the storage medium automatic locking apparatus of first preferred embodiment of the invention, as shown in Figure 1, storage medium automatic locking apparatus of the present invention is applicable to an electronic installation 11, make electronic installation 11 memory machine ciphertext data safely, this storage medium automatic locking apparatus comprises an authentication unit 12, one storage medium 13 and system unit 14, in present embodiment, storage medium 13 can be hard disk or solid state hard disc and be arranged at electronic installation 11 inside, but not as limit, also storage medium 13 can be arranged at electronic installation 11 outsides, the for example storage medium of circumscribed or Portable hard disk, as for, system unit 14 also is arranged at the inside of electronic installation 11 and is connected with storage medium 13.
In present embodiment, authentication unit 12 can be a wireless automatic remote control lock, mainly communicate by letter with system unit 14 with wireless transmission method, the user can carry authentication unit 12, in the time that the distance between authentication unit 12 and the system unit 14 does not surpass a safe distance, authentication unit 12 can transmit an identifying information to system unit 14, after system unit 14 receives this identifying information, can judge whether this identifying information is correct, when if this identifying information is correct, the expression user does not leave electronic installation 11, the confidential data that store storage medium 13 inside does not have the risk that is stolen, therefore storage medium 13 can be carried out the storage of data or read, otherwise, in case, the user carry corresponding authentication unit 12 away from and system unit 14 between safe distance the time, system unit 14 just can't receive identifying information, the user is away from electronic installation 11 in expression, the confidential data that store storage medium 13 inside has the risk that is stolen, therefore system unit 14 will trigger storage medium 13 and automatically lock, and disapprove that storage medium 13 is follow-up to be carried out the storage of data or to read.
Please consult Fig. 1 again, the first wireless transmission interface 122 that authentication unit 12 comprises a controller 121 and comprises antenna 1221, the first wireless transmission interface 122 is connected with controller 121 and antenna 1221 respectively, the identifying information that controller 121 is produced will be sent to system unit 14 via the first wireless transmission interface 122 and antenna 1221 in regular turn, wherein, identifying information can be but not be limited to a code signal, a Crypted password signal, a finger print data or an encryption finger print data.
In present embodiment, because electronic installation 11 is applied to personal computer related application field, therefore, the second wireless transmission interface 143 that system unit 14 can comprise a processor 141, a chipset 142 and have an antenna 1431, wherein, chipset 142 is connected in the controller 131 and the second wireless transmission interface 143 of processor 141, storage medium 13, and chipset 142 can be a South Bridge chip and/or a north bridge chips (not indicating), and 141 of processors can be a central processing unit (CPU).
The processor 141 of system unit 14 main according to authentication unit 12 between the result that communicates by letter trigger the controller 13 control store unit 132 of storage medium 13 whether can be by access, and by chipset 142, the second wireless transmission interface 143 and antenna 1431 communicate with authentication unit 12, and the identifying information that transmitted via the first wireless transmission interface 122 and antenna 1221 of the controller 121 of Receipt Validation unit 12, when the processor 141 of system unit 14 successfully receives this identifying information and judges that this recognition data is correct, to produce a unlock state (unlocked state) control signal and be sent to this controller 131, make controller 131 permit the storage unit 132 follow-up programs that can be carried out data storage or reading of data by the processor 141 of system unit 14, otherwise, when the processor 141 of system unit 14 does not successfully receive this identifying information or this identifying information mistake that judgement received, to produce a lock-out state control signal (locked state control signal) to controller 131, make the storage unit 132 follow-up programs that can't be carried out data storage or reading of data by the processor 141 of system unit 14.
The system unit 14 of above-mentioned electronic installation 11 carries out data storage or reading of data except meeting to storage unit 132, and according to and 12 of the authentication units results that receive identifying information produce control signal, whether permit storage unit 132 by outside the access to trigger controller 131, also can have other different function according to the difference of application.
As for, can use ZigBee, RFID, Wi-Fi, bluetooth (Blue Tooth), infrared ray or the wireless network protocol transmission interface of other PAN interface between authentication unit 12 and the system unit 14.
In present embodiment, can transmit by a disk interface (Disk Interface) between the controller 131 of storage medium 13 and the chipset 142 of system unit 14, for example: IDE, SATA, PCIExpress, USB, 1394, DDR, DDR2, SD, miniSD, miniSDHC, microSD, RS-MMC, MMCmobile, MMCplus, xD, Compact Flash, Wireless USB, UWB, SCSI or fiber channel (Fiber Channel) interface.As for, the command information (message) that is transmitted between storage medium 13 and the system unit 14 has been comprised in manufacturer's specific ATA instruction standard (vendor specified ATA commamd), manufacturer's specific SCSI instruction standard (vendor specified SCSI commamd), standard A TA instruction standard (standard ATAcommamd) or the standard SCSI instruction standard (standard ATA commamd).
Please consult Fig. 1 again and cooperate Fig. 2, wherein Fig. 2 is the software flow pattern of the storage medium automatic locking method of first preferred embodiment of the invention, the function mode of storage medium automatic locking apparatus of the present invention below will be described, and storage medium automatic locking method of the present invention can software mode in the controller 131 of storage medium 13, carry out, at first, when storage medium 13 starts, the data that the processor 141 of system unit 14 is stored for storage unit 132 inside that prevent storage medium 13 are stolen in the initial startup process, do not carried out access with triggering controller 131 control store unit 132 by the processor 141 of system unit 14, the state (lockedState) that this storage unit 132 that is storage medium 13 is automatically locked, shown in step S21, then, the processor 141 of system unit 14 is by chipset 142, the second wireless transmission interface 143 and antenna 1431 establish a connection with authentication unit 12, shown in step S22, the identifying information that controller 121 that the processor 141 of system unit 14 can Receipt Validation unit 12 is transmitted, shown in step S23, then, whether software successfully receives the identifying information that is produced by authentication unit 12 with the processor 141 of detection system unit 14, and after successfully receiving identifying information, judge whether the identifying information that is received is correct, shown in step S24.
When testing result is successfully to receive the identifying information of being exported by authentication unit 12, but processor 141 is judged when these identifying informations are not correct information, promptly may send for the authentication unit of non-correspondence or identifying information in the error in data that comprised, for example: the password of mistake or fingerprint, or, in when, between the processor 141 of system unit 14 and the authentication unit 12 situation of interruption or failure taking place when receiving this identifying information, processor 141 will produce the controller 131 of a lock-out state control signal (locked stste controlsignal) to storage medium 13, make 141 pairs of storage unit of processor 132 of controller 131 control store unit 132 follow-up inaccurate system units 14 of storage medium 13 carry out the program of data storage or reading of data, but subsequent control device 131 also can respond for processor 141 desired other steering orders of system unit 14, shown in step S26.
Otherwise, when testing result is successfully to receive the identifying information of being exported by authentication unit 12, and identifying information also is judged when correct, processor 141 will produce the controller 131 of a unlock state control signal (unlocked stste control signal) to storage medium 13, the 141 pairs of storage unit of processor 132 that make the controller 131 control store unit 132 of storage medium 13 can permit system unit 14 are carried out the program of data storage or reading of data, and controller 131 also can respond for processor 141 desired other steering orders of system unit 14, shown in step S25.
See also Fig. 1 and Fig. 3, wherein, Fig. 3 is the circuit box synoptic diagram of the storage medium automatic locking apparatus of second preferred embodiment of the invention, as shown in Figure 3, the storage medium automatic locking apparatus of present embodiment is equally applicable to an electronic installation 31, mainly by authentication unit 32, storage medium 33, and system unit 34 is formed, and in present embodiment, storage medium 33 can be but not be limited to and is arranged at electronic installation 31 inside, and include controller 331 and storage unit 332 equally, difference is in the present embodiment, mode with wire transmission between authentication unit 32 and the electronic installation 31 is connected, simultaneously in order to make authentication unit 32 momentarily be connected or not connect with electronic installation 31, authentication unit 32 also has one first hot-plug interface 322 except comprising controller 321, first hot-plug interface 322 has the characteristic of hot plug, and for example USB or 1394 transmission interfaces can connect under the situation of not cutting off the power supply or not connect.Relative, system unit 34 also comprises one second hot-plug interface 343 except comprising processor 341 and chipset 342, in order to be connected with first hot-plug interface 322 of authentication unit 32.
When first hot-plug interface 322 of authentication unit 32 is directly connected in second hot-plug interface 343 of system unit 34, the expression user does not leave electronic installation 31, the confidential data that store storage medium 33 inside does not have the risk that is stolen, therefore storage medium 33 can be carried out the storage of data by system unit 34 or read, otherwise, when the user removes electronic installation 31 with authentication unit 32, make when not being connected between the system unit 34 of authentication unit 32 and electronic installation 31, the expression user has left electronic installation 31, the confidential data that store storage medium 33 inside has the risk that is stolen, so storage medium 33 disapproves and carried out the storage of data by system unit 34 or read.
As for, function mode has been specified in first preferred embodiment shown in Figure 1 between the processor 341 of the controller 321 of authentication unit 32, the controller 331 of storage medium 33 and storage unit 332 and system unit 34 and the chipset 342, in this no longer repeat specification.In addition, the software operation workflow about the storage medium automatic locking method of present embodiment also has been specified among Fig. 2, in this no longer repeat specification.
In sum; storage medium automatic locking apparatus of the present invention and method thereof can judge whether a specific safe distance is arranged between authentication unit and storage medium by Wireless transmission mode; automatically storage unit is set at lock-out state or unlock state; or; authentication unit is connected with electronic installation in the mode of wire transmission; and by judging whether authentication unit is connected with electronic installation; automatically storage unit is set at lock-out state or unlock state; and then whether the storage unit of control store medium inside can be by access data safely; when the user desires to leave electronic installation; need not carry out complicated setting program; as long as the authentication unit of storage medium correspondence is removed, can automatically lock storage medium to reach the purpose of automatic protection confidential data.Be with, therefore storage medium automatic locking apparatus of the present invention and method thereof have the value of industry, file an application in accordance with the law.
The present invention can make amendment by knowing these those skilled in the art, yet does not break away from the scope of accompanying Claim institute desire protection.
Claims (13)
1. a storage medium automatic locking apparatus is applicable to an electronic installation, and this storage medium automatic locking apparatus comprises:
One authentication unit is in order to produce an identifying information;
One system unit, it is arranged in this electronic installation, and is connected with this authentication unit by a transmission mode; And
One storage medium, it comprises a controller and a storage unit, and this controller is connected with this system unit and this storage unit;
Wherein, this system unit will receive this identifying information, and produce a control signal according to reception result, to be sent to this controller, when on behalf of this system unit, this control signal successfully receive this identifying information and is judged that this recognition data is correct, this controller will be permitted this storage unit by access, and when on behalf of this system unit, this control signal successfully do not receive this identifying information or this identifying information mistake that judgement received, this controller will disapprove this storage unit by access.
2. storage medium automatic locking apparatus as claimed in claim 1, wherein this transmission mode is a wireless transmission method.
3. storage medium automatic locking apparatus as claimed in claim 1, this authentication unit first wireless transmission interface of comprising a controller and having an antenna wherein, this controller is connected with this first wireless transmission interface, and it is sent to this system unit by this first wireless transmission interface and this antenna with this identifying information.
4. storage medium automatic locking apparatus as claimed in claim 1, this system unit of this electronic installation second wireless transmission interface of also comprising a processor, a chipset and having an antenna wherein, this chipset is connected with this controller of this processor, this second wireless transmission interface and this storage medium, this processor is connected with this authentication unit by this chipset, this second wireless transmission interface and this antenna, in order to communicate by letter with this controller of this authentication unit and to receive this identifying information.
5. storage medium automatic locking apparatus as claimed in claim 1, wherein this transmission mode is a wire transmission mode.
6. storage medium automatic locking apparatus as claimed in claim 5, wherein this authentication unit comprises a controller and one first hot-plug interface, in order to export this identifying information.
7. storage medium automatic locking apparatus as claimed in claim 6, wherein this system unit also comprises one second hot-plug interface, this processor of this system unit is connected with this first hot-plug interface of this authentication unit by this second hot-plug interface, in order to communicate by letter with this controller of this authentication unit and to receive this identifying information.
8. a storage medium automatic locking method is applicable to an electronic installation, comprises the following step at least:
(a) system unit is connected with an authentication unit signal;
(b) this identifying information that receives this authentication unit and transmitted;
(c) judge whether this system unit successfully receives this correct identifying information, when the result when being, this system unit will transmit one first controller that controls signal to a storage medium, make this controller permit this storage unit by access, when the result for not the time, this system unit will transmit one second this controller that controls signal to this storage medium, make this controller disapprove this storage unit by access.
9. storage medium automatic locking method as claimed in claim 8 wherein also comprises the following step before in step (a): when this storage medium starts, this system unit will be controlled this controller and disapprove this storage unit by access.
10. storage medium automatic locking method as claimed in claim 8 wherein is connected between this controller of this storage medium and this authentication unit signal by a wireless transmission method or a wire transmission mode.
11. storage medium automatic locking method as claimed in claim 8, wherein this authentication unit comprises a controller and one first wireless transmission interface, and this controller is connected with this first wireless transmission interface, in order to produce this identifying information.
12. storage medium automatic locking method as claimed in claim 8, wherein this first control signal is a unlock state control signal.
13. storage medium automatic locking method as claimed in claim 8, wherein this second control signal is a lock-out state control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100962330A CN101576857A (en) | 2008-05-06 | 2008-05-06 | Automatic locking device and automatic locking method for storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100962330A CN101576857A (en) | 2008-05-06 | 2008-05-06 | Automatic locking device and automatic locking method for storage medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101576857A true CN101576857A (en) | 2009-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100962330A Pending CN101576857A (en) | 2008-05-06 | 2008-05-06 | Automatic locking device and automatic locking method for storage medium |
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| Country | Link |
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| CN (1) | CN101576857A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103218317A (en) * | 2011-11-29 | 2013-07-24 | 夏普株式会社 | Electronic device system and storage device |
| CN104573441A (en) * | 2014-08-12 | 2015-04-29 | 杭州华澜微科技有限公司 | Computer with data privacy function and data encryption and hiding method thereof |
-
2008
- 2008-05-06 CN CNA2008100962330A patent/CN101576857A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103218317A (en) * | 2011-11-29 | 2013-07-24 | 夏普株式会社 | Electronic device system and storage device |
| US9218298B2 (en) | 2011-11-29 | 2015-12-22 | Sharp Kabushiki Kaisha | Electronic device system and storage device |
| CN103218317B (en) * | 2011-11-29 | 2016-02-24 | 夏普株式会社 | Electronic apparatus system and memory storage |
| CN104573441A (en) * | 2014-08-12 | 2015-04-29 | 杭州华澜微科技有限公司 | Computer with data privacy function and data encryption and hiding method thereof |
| CN104573441B (en) * | 2014-08-12 | 2017-08-29 | 杭州华澜微电子股份有限公司 | A kind of computer and its data encryption with data security function and hiding method |
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Open date: 20091111 |