CN201465553U - Mobile storage device with self-destruction function - Google Patents
Mobile storage device with self-destruction function Download PDFInfo
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- CN201465553U CN201465553U CN2009201078008U CN200920107800U CN201465553U CN 201465553 U CN201465553 U CN 201465553U CN 2009201078008 U CN2009201078008 U CN 2009201078008U CN 200920107800 U CN200920107800 U CN 200920107800U CN 201465553 U CN201465553 U CN 201465553U
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Abstract
A mobile storage device with a self-destruction function relates to the technical field of mobile storage devices. The mobile storage device comprises an outer casing and a printed circuit board including a switch detecting unit, a logic control unit, a strong electricity output unit, a storage unit, an interface unit and a power supply unit, wherein the switch detecting unit is connected with the outer casing through a contact; the logic control unit connected with the switch detecting unit is used for controlling whether to start a self-destruction mechanism or not; the strong electricity output unit connected with the logic control unit is used for receiving starting information and outputting strong electricity; the storage unit connected with the strong electricity output unit is used for storing data or information; the interface unit is mutually connected with the logic control unit; and the power supply unit is respectively connected with the switch detecting unit, the logic control unit, the strong electricity output unit and the storage unit and used for supplying power to the switch detecting unit, the logic control unit, the strong electricity output unit and the storage unit. Compared with the prior art, the mobile storage device can trigger the self-destruction function of the mobile storage device and destroy data stored in the storage unit when the physical structure of the mobile storage device changes, and has the advantages of capability of timely destroying information, high safety, low cost and simple implementation.
Description
Technical field
The utility model relates to the movable storage device technical field, particularly owing to the movable storage device that suffers physics invasion initiation self-destroying function.
Background technology
Current era, the importance of information security is particularly outstanding, and hidden danger that the information security leak brings and threat are also increasing.All relate to the information safety protection problem in every field such as finance, IT, digital publishing rights, ecommerce, E-Government.Simultaneously, these fields need also to use that some memory devices are stored or the transfer confidential information.But, this memory device often is in unsafe applied environment, the confidential information of storing in the memory device is easy to be stolen by other people, and be used for illegal purposes, may make individual, enterprise, unit, or even army, country be faced with the danger that secret is revealed, and causes immeasurable loss.So it is particularly important to promote the safeguard protection effect of memory device.
In the prior art, the information safety protection scheme of movable storage device is normally undertaken by safety chip, as adopting complicated algorithm or carrying out physical protection, intrusion detection and information self-destruction mechanism at chip internal.Chinese patent application number is 200510034703.7 " a kind of gridding detector of chip and anti-attack method thereof "; employing is provided with on safety chip that metalolic network disconnects or the detector circuit of short circuit and core data is taked the technical scheme of guard method according to result of detection, has realized the effective protection to core data.But this protection domain based on safety chip is less, the product function specification is restricted even safety chip itself also may be exposed in face of the invador, allows the invador have an opportunity to take advantage of.In order to protect the confidential information in the memory device not stolen and illegal the utilization, some active self-destruction mechanism are arranged also by other people.As Chinese patent application number is that 02139314.1 " Portable information handling system and How It Works thereof with loss protection function " and application number are that 200520103778.1 " high security mobile data memory storage " all provided the scheme that the confidential information self-destruction solves.But these schemes are not given in the most necessary opportunity, the self-destruction scheme that starts when promptly memory device is subjected to invading, and poor in timeliness, security are not high.Intrusion alarm is also arranged in information protection or start the mechanism that the self-destruction program is protected.As Chinese patent application number be 200720118759.5 " information storing device protective device ".But this scheme cost is higher, complex process.
Summary of the invention
In order to solve above-mentioned problems of the prior art, the purpose of this utility model provides a kind of physics based on memory device and invades and the movable storage device of initiation self-destruction mechanism.When it can change in the physical arrangement of movable storage device, cause the self-destroying function of movable storage device, destroy the data of storing on the storage unit, have information destroying timely, safe, with low cost, implement characteristic of simple.
In order to reach the foregoing invention purpose, the technical solution of the utility model realizes as follows:
The movable storage device that has self-destroying function, it comprises shell and is embedded in the printed circuit board (PCB) of enclosure.Its design feature is to comprise on the described printed circuit board (PCB):
The switch detecting unit comprises the on-off circuit of a normal stable state, and it is connected by the contact with shell and is used to detect shell whether physical change takes place;
Logic control element is connected with the switch detecting unit, the trigger pip that the receiving key detecting unit sends, and whether control starts self-destruction mechanism;
The forceful electric power output unit is connected with logic control element, the log-on message that the receive logic control module sends, and the output forceful electric power exports storage unit to;
Storage unit is connected with the forceful electric power output unit, and storage data or information receive the forceful electric power output that the forceful electric power output unit sends;
Interface unit interconnects with logic control element, and it is the interface of movable storage device and external unit communication;
Power supply unit is connected respectively to switch detecting unit, logic control element, forceful electric power output unit and storage unit and is they power supplies.
In above-mentioned movable storage device, described shell is that profile is the cavity body of cylinder or spheroid, and the structure of shell is closing form or semiclosed form.
In above-mentioned movable storage device, the physical change that described shell takes place is meant breaking of shell generation under attack or to the dismounting of shell, destroys the lower state of switch detecting unit.
In above-mentioned movable storage device, described interface unit is USB communication interface or RS232 interface, and the form of interface unit adopts common specification or waterproof and dustproof specification.
In above-mentioned movable storage device, described power supply unit adopts battery powered mode or USB external electricity pattern or hybrid power supply pattern.
In above-mentioned movable storage device, described forceful electric power is output as the high-voltage large current that memory unit in the storage unit is enough burnt in output, causes functional memory cell to lose efficacy.
The utility model has been owing to adopted said structure, instant touch switch detecting unit during the shell generation physical change of movable storage device and cause physical burnout to storage unit associated storage parts.The utility model prevents that from physical space the invador from contacting the storage unit that has information on the one hand, when the switch detecting unit detects invasion, can in time start self-destruction mechanism, can have higher protective effect to confidential information; The utility model movable storage device simple structure, with low cost, easy for installation, easy to maintenance is not subjected to the restriction of safety chip kind on the other hand, has wideer usable range.
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the cross-sectional view of the utility model movable storage device;
Fig. 2 is the connection diagram of each unit on the utility model printed circuit board (PCB);
Fig. 3 is the circuit diagram of the utility model P.e.c. on-board switching detecting unit, logic control element, forceful electric power output unit.
Embodiment
Referring to Fig. 1 and Fig. 2, the utility model comprises the printed circuit board (PCB) 3 of shell 1 and shell 1 inside, and shell 1 is that profile is the cavity body of cylinder or spheroid, and the structure of shell 1 is closing form or semiclosed form.Comprise on the printed circuit board (PCB) 3:
The switch detecting unit comprises the on-off circuit of a normal stable state, and it is connected by the contact with shell 1 and is used to detect that shell 1 is whether under attack breaks or to this physical change of the dismounting of shell 1;
Logic control element is connected with the switch detecting unit, the trigger pip that the receiving key detecting unit sends, and whether control starts self-destruction mechanism;
The forceful electric power output unit is connected with logic control element, the log-on message that the receive logic control module sends, and the output forceful electric power exports storage unit to;
Storage unit is connected with the forceful electric power output unit, and the parts of canned data in the storage unit are burnt in the forceful electric power output that receives the transmission of forceful electric power output unit;
Interface unit interconnects with logic control element, and it is the USB communication interface or the RS232 interface of movable storage device and external unit communication, and the form of interface unit 7 adopts common specification or waterproof and dustproof specification;
Power supply unit is connected respectively to switch detecting unit, logic control element, forceful electric power output unit and storage unit and is they power supplies, and power supply unit adopts battery powered mode, USB external electricity pattern or hybrid power supply pattern.
Except comprising said units, can also comprise functional module on the printed circuit board (PCB) 3 of the present utility model with other functions, as the controlled processing unit that has read-write or delete canned data, information carried out effects such as encryption and decryption, control external interface unit.
The hardware and the software of the logic control element in the utility model movable storage device, forceful electric power output unit, storage unit and power supply unit optional majority kind model and specification, Fig. 3 are the circuit diagram of switch detecting unit among the utility model embodiment, logic control element, forceful electric power output unit.
When the utility model uses, cause breaking when waiting physical change if shell 1 is under attack, moment destruction switch detecting unit lower state, promptly shell 1 contacts with the contact of switch detecting unit and causes switch detecting unit state variation unusually.Under the effect of power supply unit, the switch detecting unit produces trigger pip and sends to logic control element.Logic control element receives this trigger pip, judges that promptly this movable storage device has been subjected to attacking or invasion, produces log-on message by logic control element and outputs to the forceful electric power output unit.The forceful electric power output unit receives the forceful electric power that log-on message produces the high-voltage large current of memory unit function in the enough destruction storage unit and exports to storage unit; burn the memory unit in the storage unit; make that the information that needs protection in the storage unit is destroyed, prevent that this confidential data from being stolen by malice and be used for other illegal purposes.
In the utility model,, a plurality of switch detecting units can be set in order to strengthen the protection of canned data, and the shape that can change movable storage device shell 1 according to the quantity and the form of set switch detecting unit.
Claims (6)
1. the movable storage device that has self-destroying function, it comprises shell (1) and is embedded in the inner printed circuit board (PCB) (3) of shell (1), it is characterized in that described printed circuit board (PCB) comprises on (3):
The switch detecting unit comprises the on-off circuit of a normal stable state, and it is connected by the contact with shell (1) and is used to detect shell (1) whether physical change takes place;
Logic control element is connected with the switch detecting unit, the trigger pip that the receiving key detecting unit sends, and whether control starts self-destruction mechanism;
The forceful electric power output unit is connected with logic control element, the log-on message that the receive logic control module sends, and the output forceful electric power exports storage unit to;
Storage unit is connected with the forceful electric power output unit, and storage data or information receive the forceful electric power output that the forceful electric power output unit sends;
Interface unit interconnects with logic control element, and it is the interface of movable storage device and external unit communication;
Power supply unit is connected respectively to switch detecting unit, logic control element, forceful electric power output unit and storage unit and is they power supplies.
2. the movable storage device that has self-destroying function according to claim 1 is characterized in that, described shell (1) is that profile is the cavity body of cylinder or spheroid, and the structure of shell (1) is closing form or semiclosed form.
3. the movable storage device that has self-destroying function according to claim 1 and 2, it is characterized in that, the physical change that described shell (1) takes place is meant breaking of shell (1) generation under attack or to the dismounting of shell (1), destroys the lower state of switch detecting unit.
4. the movable storage device that has self-destroying function according to claim 3 is characterized in that, described interface unit is USB communication interface or RS232 interface, and the form of interface unit adopts common specification or waterproof and dustproof specification.
5. the movable storage device that has self-destroying function according to claim 4 is characterized in that, described power supply unit adopts battery powered mode or USB external electricity pattern or hybrid power supply pattern.
6. the movable storage device that has self-destroying function according to claim 5 is characterized in that described forceful electric power is output as the high-voltage large current that memory unit in the storage unit is enough burnt in output, causes functional memory cell to lose efficacy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201078008U CN201465553U (en) | 2009-05-04 | 2009-05-04 | Mobile storage device with self-destruction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201078008U CN201465553U (en) | 2009-05-04 | 2009-05-04 | Mobile storage device with self-destruction function |
Publications (1)
| Publication Number | Publication Date |
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| CN201465553U true CN201465553U (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201078008U Expired - Fee Related CN201465553U (en) | 2009-05-04 | 2009-05-04 | Mobile storage device with self-destruction function |
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| CN (1) | CN201465553U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103699857A (en) * | 2013-12-20 | 2014-04-02 | 广东威创视讯科技股份有限公司 | Plagiary preventing device of electronic device and electronic device |
| CN103839014A (en) * | 2014-03-19 | 2014-06-04 | 深圳市亿道信息技术有限公司 | Self-destruction circuit of tablet personal computer storage device |
| CN103927271A (en) * | 2013-01-14 | 2014-07-16 | 上海康舟控制系统有限公司 | Solid-state device self-destruction system |
| CN104376279A (en) * | 2014-08-17 | 2015-02-25 | 钟亦云 | Electronic product packaging device |
| CN104822142A (en) * | 2015-03-28 | 2015-08-05 | 深圳市金立通信设备有限公司 | Terminal |
| CN104853032A (en) * | 2015-03-28 | 2015-08-19 | 深圳市金立通信设备有限公司 | Data processing method |
| CN105095797A (en) * | 2015-09-21 | 2015-11-25 | 中国船舶重工集团公司第七一七研究所 | Physical self-destruct control circuit of electronic data storage unit |
| CN105827398A (en) * | 2016-04-01 | 2016-08-03 | 山东超越数控电子有限公司 | Secret key destruction method of hand-held device |
| CN106203190A (en) * | 2016-06-29 | 2016-12-07 | 邦彦技术股份有限公司 | A kind of information secret device |
| CN106991341A (en) * | 2016-09-08 | 2017-07-28 | 宜鼎国际股份有限公司 | Possesses the flash memory device that entity destroys function |
| CN109489507A (en) * | 2018-12-12 | 2019-03-19 | 中国人民解放军海军工程大学 | Self-desttruction equipment based on in-line arrangement fuse |
| CN109598153A (en) * | 2017-09-30 | 2019-04-09 | 宇瞻科技股份有限公司 | Data memory device and its data guard method with data protection mechanism |
| CN110020560A (en) * | 2019-04-22 | 2019-07-16 | 山东超越数控电子股份有限公司 | A kind of electronic hard disk system and method with data self-destruction protection |
| CN110210260A (en) * | 2019-06-13 | 2019-09-06 | 深圳市风云实业有限公司 | Data destruct system and method |
-
2009
- 2009-05-04 CN CN2009201078008U patent/CN201465553U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103927271A (en) * | 2013-01-14 | 2014-07-16 | 上海康舟控制系统有限公司 | Solid-state device self-destruction system |
| CN103699857B (en) * | 2013-12-20 | 2016-07-27 | 广东威创视讯科技股份有限公司 | The anti-hacking device of electronic equipment and electronic equipment |
| CN103699857A (en) * | 2013-12-20 | 2014-04-02 | 广东威创视讯科技股份有限公司 | Plagiary preventing device of electronic device and electronic device |
| CN103839014B (en) * | 2014-03-19 | 2017-02-22 | 深圳市亿道信息股份有限公司 | Self-destruction circuit of tablet personal computer storage device |
| CN103839014A (en) * | 2014-03-19 | 2014-06-04 | 深圳市亿道信息技术有限公司 | Self-destruction circuit of tablet personal computer storage device |
| CN104376279A (en) * | 2014-08-17 | 2015-02-25 | 钟亦云 | Electronic product packaging device |
| CN104822142A (en) * | 2015-03-28 | 2015-08-05 | 深圳市金立通信设备有限公司 | Terminal |
| CN104853032A (en) * | 2015-03-28 | 2015-08-19 | 深圳市金立通信设备有限公司 | Data processing method |
| CN105095797A (en) * | 2015-09-21 | 2015-11-25 | 中国船舶重工集团公司第七一七研究所 | Physical self-destruct control circuit of electronic data storage unit |
| CN105827398A (en) * | 2016-04-01 | 2016-08-03 | 山东超越数控电子有限公司 | Secret key destruction method of hand-held device |
| CN106203190A (en) * | 2016-06-29 | 2016-12-07 | 邦彦技术股份有限公司 | A kind of information secret device |
| WO2018000523A1 (en) * | 2016-06-29 | 2018-01-04 | 邦彦技术股份有限公司 | Information secrecy apparatus |
| CN106991341A (en) * | 2016-09-08 | 2017-07-28 | 宜鼎国际股份有限公司 | Possesses the flash memory device that entity destroys function |
| CN106991341B (en) * | 2016-09-08 | 2020-04-24 | 宜鼎国际股份有限公司 | Flash memory device with entity destroying function |
| CN109598153A (en) * | 2017-09-30 | 2019-04-09 | 宇瞻科技股份有限公司 | Data memory device and its data guard method with data protection mechanism |
| CN109489507A (en) * | 2018-12-12 | 2019-03-19 | 中国人民解放军海军工程大学 | Self-desttruction equipment based on in-line arrangement fuse |
| CN109489507B (en) * | 2018-12-12 | 2023-11-03 | 中国人民解放军海军工程大学 | Self-destruction device based on in-line fuze |
| CN110020560A (en) * | 2019-04-22 | 2019-07-16 | 山东超越数控电子股份有限公司 | A kind of electronic hard disk system and method with data self-destruction protection |
| CN110210260A (en) * | 2019-06-13 | 2019-09-06 | 深圳市风云实业有限公司 | Data destruct system and method |
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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 |
Granted publication date: 20100512 Termination date: 20170504 |
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| CF01 | Termination of patent right due to non-payment of annual fee |