CN103150271A - SD comprising hidden storage chip and control method thereof - Google Patents
SD comprising hidden storage chip and control method thereof Download PDFInfo
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- CN103150271A CN103150271A CN2013100758895A CN201310075889A CN103150271A CN 103150271 A CN103150271 A CN 103150271A CN 2013100758895 A CN2013100758895 A CN 2013100758895A CN 201310075889 A CN201310075889 A CN 201310075889A CN 103150271 A CN103150271 A CN 103150271A
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Abstract
The invention discloses an SD (Secure Digital Memory Card) comprising hidden storage chip and control method thereof. The SD physically comprises a controller, a public storage chip and the hidden storage chip. The SD is mounted to an intelligent terminal, and powered on, then the controller opens the public storage chip and allows the public storage chip to be kept in an open state; the hidden storage chip is in a closed state, is invisible, and cannot perform read-write operation; the controller opens or closes the hidden storage chip after a control instruction sent by special control software about 'open the hidden storage chip 'or 'close the hidden storage chip' is received; the intelligent terminal can read and write the hidden storage chip after the hidden storage chip is opened; the special control software performs identity authentication on a user; and a control instruction can be sent after the authentication is passed. The SD comprising hidden storage chip and control method thereof can be widely applied to various intelligent terminals, a to-be-protected file is stored and used securely, and the security of various movable applications is improved greatly.
Description
Technical field
The present invention relates to static memory technical equipment field and field of information security technology, relate in particular to safe storage and the application of SD card, specifically refer to a kind of safe SD card and control method of hiding storage chip that comprise.
Background technology
The SD card is a kind of portable memory card.The SD card has the multiple packing forms such as Standard SD, Mini SD, Micro SD.Because the SD card size is little, memory capacity is large, be widely used on mobile phone, panel computer, digital camera, Digital Video, personal digital assistant PDA and the various intelligent terminals such as multimedia player, computing machine, but common SD card used in everyday easily produces some information security hidden danger, and wherein modal is exactly that intelligent terminal is lost, the SD card is lost the secret file problem out of control that causes.
Take mobile phone as example, along with processing power and the intelligent degree of mobile phone are more and more higher, the various sensitive documents that produce and preserve are also more and more, for example secret photo and video, secret mail and address list, the file relevant to finance, all kinds of account number cipher files, etc.In case mobile phone is lost, these sensitive documents will run off away, and very likely by other people abuse, even cause serious baneful influence.
The above-mentioned potential safety hazard of common SD card has caused threat widely to the use of intelligent terminal, therefore proposes targetedly a kind of safe SD card that can address the above problem, and has positive social effect.
Summary of the invention
The potential safety hazard that can arbitrarily be browsed and copy, can't protect the secret file for the file of storing in common SD card; the invention discloses a kind of safe SD card and control method of hiding storage chip that comprise; can carry out safeguard protection to the sensitive document of storing on safe SD card, make the storage chip at sensitive document place invisible, can not arbitrarily be accessed.
The present invention is achieved by following technical solution.
Safe SD card physically comprises controller, open storage chip, hides storage chip.Controller is connected respectively with hiding storage chip with open storage chip simultaneously.The special-purpose software of controlling of installation and operation, can control safe SD card on the intelligent terminals such as mobile phone, panel computer, computing machine.
Special-purpose control software carries out authentication to the user of intelligent terminal, after authentication is passed through, just allows the user to control software by special use and sends instruction to safe SD card, and safe SD card is controlled.The user controls software by special use and sends " opening hiding storage chip " and " closing hiding storage chip " instruction to safe SD card, opens and closes to hide storage chip, thereby safe SD card is controlled.
when safe SD card is arranged on mobile phone, panel computer, digital camera, Digital Video, personal digital assistant PDA and multimedia player, after the intelligent terminals such as computing machine, safe SD card obtains power supply from intelligent terminal, the open storage chip of controller opens also makes it stay open state, make simultaneously hiding storage chip be in closed condition, to the intelligent terminal file system as seen only have open storage chip this moment, intelligent terminal can only directedly disclose storage chip to the reading and writing data of safe SD card, hide storage chip invisible and can not carry out read-write operation to the intelligent terminal file system, after safe SD is stuck in the instruction of " the opening hiding storage chip " of receiving that special-purpose control software sends, controller is when keeping open storage chip open mode, open hiding storage chip, storage chip and hiding storage chip are disclosed this moment all to the intelligent terminal file system as seen, intelligent terminal both can directed open storage chip to the reading and writing data of safe SD card, also can directed hiding storage chip, after safe SD is stuck in the instruction of " the closing hiding storage chip " of receiving that special-purpose control software sends, controller is when keeping open storage chip open mode, close hiding storage chip, to the intelligent terminal file system as seen only have open storage chip this moment, intelligent terminal can only directed open storage chip to the reading and writing data of safe SD card, hides storage chip invisible and can not carry out read-write operation to the intelligent terminal file system.
User after authentication is passed through; can be according to the special-purpose control of the actual needs operation software of oneself; select different storage of subscriber data chips as the memory device of intelligent terminal; need the file of protection to store the hiding storage chip of safe SD card into oneself thinking, will think that ostensible file stores the open storage chip of safe SD card into.
The invention has the beneficial effects as follows: the user of safe SD card can be according to the actual needs of oneself; to the storage of classifying of the file in the intelligent terminals such as mobile phone; deposit the various protected files that need such as secret photo in hiding storage chip, deposit ordinary file in open storage chip.Like this, under general state, only have open storage chip as seen, hiding storage chip is hidden.Even intelligent terminal or the SD card loss such as mobile phone, because the hiding storage chip of safe SD card is hidden and needs authentication just to conduct interviews and read and write, being kept at the sensitive document of hiding in storage chip can not accessed, browse, copy, abuse by the person of picking up, thereby when fully keeping SD card property easy to use, greatly promoted the data security of the mobile intelligent terminals such as mobile phone.
Description of drawings
Fig. 1 represents the schematic diagram of the safe SD card of embodiment.
Fig. 2 represents the safe SD card installation of embodiment on computers, the demonstration figure when hiding storage chip is in closed condition.
Fig. 3 represents the special-purpose software identify identification surface chart of controlling of the safe SD card of embodiment.
Fig. 4 represents the special-purpose software master surface chart of controlling of the safe SD card of embodiment.
Fig. 5 represents that the safe SD of embodiment is stuck on computing machine, the demonstration figure when hiding storage chip is opened.
Embodiment
For convenience of present invention is described, embodiment selects to be achieved as intelligent terminal with computing machine.
Below in conjunction with accompanying drawing, the embodiment by on computers elaborates the present invention.
Safe SD card of the present invention physically comprises controller, open storage chip, hides storage chip.The user controls safe SD card by the special-purpose software of controlling of installation and operation in mobile phone, panel computer, digital camera, Digital Video, personal digital assistant PDA and the various intelligent terminals such as multimedia player, computing machine.Fig. 1 is the schematic diagram of safe SD card of the present invention.
After safe SD card of the present invention inserts computing machine, increase a mobile storage drive in computer file system, what show in drive is the file content of the open storage chip of safe SD card, and hide storage chip and be in closed condition this moment, invisible and can not carry out read-write operation.Fig. 2 is after safe SD card of the present invention inserts computing machine, and the drive of the open storage chip of safe SD card that computer file system is shown shows figure.
Carry out on computers the special-purpose software of controlling of safe SD card, enter the special-purpose software identify identification interface controlled.The special-purpose software of controlling carries out authentication to the user.Fig. 3 is the special-purpose software identify identification surface chart of controlling.
After the user controls the authentication of software by special use, just can enter the special-purpose software master of control interface.Fig. 4 is the special-purpose software master surface chart of controlling.
If the user need to use hiding storage chip, click " opening hiding storage chip " button in the special-purpose software master of control interface, after safe SD card controller is received this instruction, when keeping open storage chip open mode, open hiding storage chip, at this moment in computer file system, except the drive of the open storage chip of original safe SD card, increase a mobile storage drive, its content is that safe SD card is hidden the file in storage chip.Namely this moment, safe SD card was shown as two drives in computer file system, and content is respectively file and the interior file of hiding storage chip in open storage chip.The user can copy the sensitive documents such as secret photo and hide in storage chip in the open storage chip of normal use this moment, is kept at the alternative document of hiding in storage chip before also can browsing and open.Fig. 5 is the drive demonstration figure of safe SD card when hiding storage chip and being opened.
If the user no longer needs to use hiding storage chip, click " closing hiding storage chip " button in the special-purpose software master of control interface, after safe SD card controller is received this instruction, when keeping open storage chip open mode, close hiding storage chip, in computer file system, safe SD card only shows a drive at this moment, and its content is the file in open storage chip.The hiding storage chip that comprise the sensitive document such as secret photo this moment is fully closed, and is invisible and can not carry out read-write operation, and intelligent terminal can only directed open storage chip to the read-write of safe SD card.Fig. 2 is the drive demonstration figure of safe SD card when hiding storage chip and being closed.
Claims (4)
1. one kind comprises the safe SD card of hiding storage chip, it is characterized in that, safe SD card physically comprises controller, open storage chip, hides storage chip, controller is connected respectively with hiding storage chip with open storage chip simultaneously, the controller storage chip that exposes stays open state, and hiding storage chip can or be closed by controller opens.
2. safe SD card as claimed in claim 1, it is characterized in that, safe SD card can be controlled software by special use and control, but the installation and operation of special-purpose control software is on mobile phone, panel computer, digital camera, Digital Video, personal digital assistant PDA and the various intelligent terminals such as multimedia player, computing machine.
3. safe SD card as claimed in claim 1, it is characterized in that, safe SD card can adopt but be not limited to the multiple packing forms such as Standard SD, Mini SD, Micro SD, is arranged on mobile phone, panel computer, digital camera, Digital Video, personal digital assistant (PDA) and the various intelligent terminals such as multimedia player, computing machine.
4. one kind is utilized safe SD card claimed in claim 1 to realize the control method that the intelligent terminal safe storage is used, and it is characterized in that, described method comprises the steps:
(1) safe SD card is installed to mobile phone, panel computer, digital camera, Digital Video, personal digital assistant PDA and the various intelligent terminals such as multimedia player, computing machine;
(2) safe SD card obtains power supply and communicates with intelligent terminal from intelligent terminal;
(3) after safe SD card obtains power supply from intelligent terminal, the open storage chip of controller opens, and the storage chip that exposes stays open state always, make simultaneously hiding storage chip be in closed condition, this moment, the intelligent terminal file system only showed open storage chip, can only directed open storage chip to the reading and writing data of safe SD card, hide storage chip invisible and can not carry out read-write operation to the intelligent terminal file system;
(4) user moves the special-purpose software of controlling, the special-purpose software of controlling carries out authentication to the user, the user who only has authentication to pass through just allows it to use the special-purpose software of controlling to send " opening hiding storage chip " and " closing hiding storage chip " instruction to safe SD card;
(5) safe SD be stuck in receive special-purpose control " opening hiding storage chip " instruction that software sends after, controller opens is hidden storage chip, storage chip and hiding storage chip are disclosed this moment all to the intelligent terminal file system as seen, intelligent terminal both can directed open storage chip to the reading and writing data of safe SD card, also can directed hiding storage chip;
(6) safe SD be stuck in receive special-purpose control " closing hiding storage chip " instruction that software sends after, controller cuts out hiding storage chip, to the intelligent terminal file system as seen only have open storage chip this moment, hide storage chip invisible and can not carry out read-write operation to the intelligent terminal file system, intelligent terminal can only directed open storage chip to the reading and writing data of safe SD card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013100758895A CN103150271A (en) | 2013-03-09 | 2013-03-09 | SD comprising hidden storage chip and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013100758895A CN103150271A (en) | 2013-03-09 | 2013-03-09 | SD comprising hidden storage chip and control method thereof |
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| CN103150271A true CN103150271A (en) | 2013-06-12 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1818888A (en) * | 2004-09-28 | 2006-08-16 | 微软公司 | Secure access to a device connected to a universal serial bus (USB) |
| CN101051284A (en) * | 2006-04-06 | 2007-10-10 | 威刚科技股份有限公司 | Secure digital storage device and its associated controller |
| CN101964068A (en) * | 2009-07-22 | 2011-02-02 | 深圳市江波龙电子有限公司 | SD card and method for controlling data access thereof |
| CN102207912A (en) * | 2010-07-07 | 2011-10-05 | 无锡中科龙泽信息科技有限公司 | Flash memory equipment for realizing partition function on equipment side and access method of flash memory equipment |
| CN102280134A (en) * | 2011-06-17 | 2011-12-14 | 苏州国芯科技有限公司 | Method for improving data security in removable storage device |
| CN102646075A (en) * | 2012-02-16 | 2012-08-22 | 兰宦泽 | Storage card locking method and system |
-
2013
- 2013-03-09 CN CN2013100758895A patent/CN103150271A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1818888A (en) * | 2004-09-28 | 2006-08-16 | 微软公司 | Secure access to a device connected to a universal serial bus (USB) |
| CN101051284A (en) * | 2006-04-06 | 2007-10-10 | 威刚科技股份有限公司 | Secure digital storage device and its associated controller |
| CN101964068A (en) * | 2009-07-22 | 2011-02-02 | 深圳市江波龙电子有限公司 | SD card and method for controlling data access thereof |
| CN102207912A (en) * | 2010-07-07 | 2011-10-05 | 无锡中科龙泽信息科技有限公司 | Flash memory equipment for realizing partition function on equipment side and access method of flash memory equipment |
| CN102280134A (en) * | 2011-06-17 | 2011-12-14 | 苏州国芯科技有限公司 | Method for improving data security in removable storage device |
| CN102646075A (en) * | 2012-02-16 | 2012-08-22 | 兰宦泽 | Storage card locking method and system |
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Application publication date: 20130612 |