CN203204604U - Solid state disk based on three data destruction technologies - Google Patents
Solid state disk based on three data destruction technologies Download PDFInfo
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- CN203204604U CN203204604U CN 201320065713 CN201320065713U CN203204604U CN 203204604 U CN203204604 U CN 203204604U CN 201320065713 CN201320065713 CN 201320065713 CN 201320065713 U CN201320065713 U CN 201320065713U CN 203204604 U CN203204604 U CN 203204604U
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Abstract
The utility model relates to a solid state disk based on three data destruction technologies. The device comprises a control chip, a flyback resonance booster circuit, a flash chip used for storing data and a battery. After a data destruction signal is triggered, data stored in the flash chip are firstly erased, then main control programs and firmware in the control chip are erased, finally, a high voltage is output by the utilization of the flyback resonance booster circuit so as to break through the control chip and the flash chip and achieve fast physical destruction, therefore, thorough destruction of the data and storage media is ensured, the system still can start data destruction when losing external electricity due to the fact that the battery is arranged, and comprehensive date protection is provided. The three data destruction technologies not only can be sequentially and comprehensively used stage by stage according to the three-stage sort order, but also can be independently used or used with any two methods combined according to the using scene, and the combined destruction effect can be achieved only when the combined using method must be performed sequentially according to sequential orders of the sort order methods.
Description
Technical field
The utility model relates to a kind of Ssd apparatus, relates in particular to a kind of Ssd apparatus based on three kinds of data destroying technology.
Background technology
Along with the fast development of infotech, be the messaging device of core with the computing machine, be widely used in all departments.On the one hand, characteristics such as computing machine is big with its information storage, information processing rate is fast have been plugged the wing of rapid development for governability, scientific and technological research and development, army building and enterprise development.On the other hand, the situations such as the losing of classified information hard disk, unauthorized use that are loaded with cause gives away secrets, the leakage of a state or party secret, has become the difficult problem that Party and government offices, army, Defence business, scientific research institution and other data public administration and service organization have a headache very much.
The utility model content
At the more and more severeer present situation of current data information safety, the data protection demand that obtains higher level of security with cheap cost is more and more urgent, the utility model proposes a kind of solid state hard disc based on three kinds of data destroying technology.
The technical problems to be solved in the utility model is how a kind of solid state hard disc is provided, the problem of the potential safety hazard that exists in the storage of effectively solution information and the communication process, and then improve safety of user data and privacy.
For solving the problems of the technologies described above, the utility model provides a kind of solid state hard disc based on three kinds of data destroying technology, it is characterized in that comprising: control chip, instead swash the resonance step-up circuit, be used for flash chip and the battery of storage data; Described control chip comprises: interface digit chip and microprocessor; Described microprocessor, the running status of responsible monitor-interface chip and flash chip responds the outside input; The described anti-resonance step-up circuit that swashs is used for output high-voltage breakdown control chip and flash chip; Described battery has guaranteed that data destroying is not subjected to the influence of externally fed.The utlity model has three grades of logical datas and destroy pattern; after the data destroying signal triggering; storage data in the flash chip are at first by erasable (one-level); primary control program and firmware erasing (secondary) in the control chip then; thereby utilize anti-sharp resonance step-up circuit output high pressure puncture control chip and flash chip to reach rapid physical at last and destroy (three grades); the third level destroys data time can guarantee that data and storage medium thoroughly carry out physical destroying in 1 second; and make system losing under the situation of dispatch from foreign news agency also and can log-on data destroying by setting battery, comprehensive data protection is provided.
Three kinds of data destroying technology comprise:
One, erasable destruction: flash data erasable (logic destruction).Microprocessor in the control chip module receives the erasable destruction signal of external trigger, will carry out erasable operation to the flash chip medium, and original data information stored is covered.Solid state hard disc can reuse.
Two, firmware is destroyed: hardware is counter to be formatd.Microprocessor in the control chip module receives the firmware of external trigger and destroys signal, will wipe primary control program and the firmware of digital interface chip.Hard disk can't use, and data are all lost; Can only namely write primary control program and firmware information again and format flash chip by the format manipulation that dispatches from the factory, hard disk can reuse.After the format manipulation that dispatches from the factory, though can recover reusing of hard disk, the data of being destroyed can't be recovered again.
Three, physical destroying: the little processing in module receives the physical destroying signal of external trigger, will be to anti-sharp resonance step-up circuit input drive pulse signal, anti-sharp resonance step-up circuit moment output high pressure, power supply and data pins with this high-voltage signal access interface chip and flash chip, the quick puncture of mouthful chip and flash chip achieves a butt joint, thereby reach the purpose of physical destroying, hard disk wracks, and can't re-use.
As preferably, any one that uses three kinds of data destroying technology separately carries out data destroying, satisfies different demands for security.
As preferably, to the combination in twos arbitrarily of three kinds of data destroying technology, destroy rank to improve.
As preferably, the utlity model has three grades of data and destroy pattern, for data protection and the destruction of high level of security, can use erasable destruction, firmware destruction, physical destroying successively.
The private requirement that the utility model has improved the safe class of solid state hard disc data protection and satisfied user data has effectively prevented unauthorized access and has cracked.
Description of drawings
Fig. 1 is a kind of solid state hard disc internal battery structure principle chart based on three kinds of data destroying technology of the present utility model.
Fig. 2 is a kind of solid state hard disc external battery structure principle chart based on three kinds of data destroying technology of the present utility model.
Embodiment
To engage the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
What the utility model provided is a kind of in the solid state hard disc of three kinds of data destroying technology, comprising: control chip, instead swash the resonance step-up circuit, be used for flash memory (flash) chip and the battery of storage data.
In the utility model scheme, by using the carrying out of microprocessor chip control data destroying operation, destroy operation for three kinds of signal spring system data by outside input, and utilize battery, the assurance system still can carry out data destroying losing under the situation of dispatch from foreign news agency.
Fig. 1, Fig. 2 show the hard disk structured flowchart that the utility model embodiment provides, and this dish can be used as the memory device of various kinds of equipment, and the hard disk that also can be used as consumption electronic products such as computing machine, televisor or set-top box uses.
When microprocessor chip receives the data self damaging order, microprocessor will make it carry out erasable operation to flash chip to enable signal of interface digit chip, after erasable the finishing, and will be to successful return signal of microprocessor; Microprocessor chip is wiped primary control program and the firmware of digital interface chip then, makes hard disk form information dropout; Last microprocessor chip is given the anti-enable signal of resonance step-up circuit input that swashs, make the high pressure of booster circuit moment output 1kV, power supply and data transmission pin with high pressure introducting interface digit chip and flash chip, thereby interface digit chip and flash chip are punctured, thoroughly destroy the data in the flash chip.
Anti-swash the resonance step-up circuit, the 3.3-5V d. c. voltage signal is increased to the high-voltage signal of 1kV, the corresponding pin of access interface digit chip and flash chip is realized physical destroying then.
Battery uses lithium battery in this example, guarantees that hard disk is losing under the situation of dispatch from foreign news agency, still can carry out the data destroying operation, and the assurance system is not subjected to the influence of externally fed.
Claims (1)
1. solid state hard disc based on three kinds of data destroying technology is characterized in that comprising: control chip, instead swash the resonance step-up circuit, be used for flash chip and the battery of storage data; Described control chip comprises: interface digit chip and microprocessor; Described microprocessor, the running status of responsible monitor-interface chip and flash chip responds the outside input; The described anti-resonance step-up circuit that swashs is used for output high-voltage breakdown control chip and flash chip; Described battery has guaranteed that data destroying is not subjected to the influence of externally fed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320065713 CN203204604U (en) | 2013-02-04 | 2013-02-04 | Solid state disk based on three data destruction technologies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320065713 CN203204604U (en) | 2013-02-04 | 2013-02-04 | Solid state disk based on three data destruction technologies |
Publications (1)
| Publication Number | Publication Date |
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| CN203204604U true CN203204604U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320065713 Expired - Fee Related CN203204604U (en) | 2013-02-04 | 2013-02-04 | Solid state disk based on three data destruction technologies |
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| CN (1) | CN203204604U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104267709A (en) * | 2014-10-20 | 2015-01-07 | 山东超越数控电子有限公司 | Computer remote control and information collecting method based on BDS |
| CN104681076A (en) * | 2013-11-28 | 2015-06-03 | 中国航天科工集团第三研究院第八三五七研究所 | Solid hard disk with quick data self-destructing function |
| US10089226B2 (en) * | 2014-05-28 | 2018-10-02 | Sandisk Technologies Llc | Systems and methods for immediate physical erasure of data stored in a memory system in response to a user command |
| CN109710192A (en) * | 2018-12-27 | 2019-05-03 | 公安部物证鉴定中心 | A kind of western number hard disk has used the data method for deleting in firmware area |
| CN110458273A (en) * | 2019-07-17 | 2019-11-15 | 陕西千山航空电子有限责任公司 | A kind of data storage card |
| CN110704339A (en) * | 2019-09-12 | 2020-01-17 | 苏州浪潮智能科技有限公司 | Data destruction method, device, equipment and medium |
| CN110968531A (en) * | 2019-11-27 | 2020-04-07 | 浪潮商用机器有限公司 | Data destruction method, system and device of SSD |
| CN111310244A (en) * | 2020-02-10 | 2020-06-19 | 山东超越数控电子股份有限公司 | Hard disk data destruction method, computer equipment and storage medium |
| US20210303736A1 (en) * | 2020-03-30 | 2021-09-30 | Samsung Electronics Co., Ltd. | Storage device and data destruction method thereof |
-
2013
- 2013-02-04 CN CN 201320065713 patent/CN203204604U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681076A (en) * | 2013-11-28 | 2015-06-03 | 中国航天科工集团第三研究院第八三五七研究所 | Solid hard disk with quick data self-destructing function |
| US10089226B2 (en) * | 2014-05-28 | 2018-10-02 | Sandisk Technologies Llc | Systems and methods for immediate physical erasure of data stored in a memory system in response to a user command |
| CN104267709A (en) * | 2014-10-20 | 2015-01-07 | 山东超越数控电子有限公司 | Computer remote control and information collecting method based on BDS |
| CN109710192A (en) * | 2018-12-27 | 2019-05-03 | 公安部物证鉴定中心 | A kind of western number hard disk has used the data method for deleting in firmware area |
| CN109710192B (en) * | 2018-12-27 | 2022-04-05 | 公安部物证鉴定中心 | Data erasing method for firmware area used by Western digital hard disk |
| CN110458273A (en) * | 2019-07-17 | 2019-11-15 | 陕西千山航空电子有限责任公司 | A kind of data storage card |
| CN110704339B (en) * | 2019-09-12 | 2021-11-19 | 苏州浪潮智能科技有限公司 | Data destruction method, device, equipment and medium |
| CN110704339A (en) * | 2019-09-12 | 2020-01-17 | 苏州浪潮智能科技有限公司 | Data destruction method, device, equipment and medium |
| CN110968531A (en) * | 2019-11-27 | 2020-04-07 | 浪潮商用机器有限公司 | Data destruction method, system and device of SSD |
| CN110968531B (en) * | 2019-11-27 | 2024-01-09 | 浪潮商用机器有限公司 | Data destruction method, system and device for SSD |
| CN111310244A (en) * | 2020-02-10 | 2020-06-19 | 山东超越数控电子股份有限公司 | Hard disk data destruction method, computer equipment and storage medium |
| US20210303736A1 (en) * | 2020-03-30 | 2021-09-30 | Samsung Electronics Co., Ltd. | Storage device and data destruction method thereof |
| US11669644B2 (en) * | 2020-03-30 | 2023-06-06 | Samsung Electronics Co., Ltd. | Storage device and data destruction method thereof |
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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: 20130918 Termination date: 20190204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |