CN105450393A - Modular radio station key erasing device and radio station key erasing method - Google Patents
Modular radio station key erasing device and radio station key erasing method Download PDFInfo
- Publication number
- CN105450393A CN105450393A CN201511008358.XA CN201511008358A CN105450393A CN 105450393 A CN105450393 A CN 105450393A CN 201511008358 A CN201511008358 A CN 201511008358A CN 105450393 A CN105450393 A CN 105450393A
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- CN
- China
- Prior art keywords
- radio station
- controller
- key
- ruined
- running parameter
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
The invention provides a modular radio station key erasing device and a radio station key erasing method. The modular radio station key erasing device comprises a radio station working parameter injector, a storage, a radio station interface, and a power module, a key erasing button and a controller which are electrically connected in sequence, wherein the radio station working parameter injector, the storage and the radio station interface are electrically connected with the controller in a two-way communication manner. The radio station key erasing method comprises the following steps: Step 1, the modular radio station key erasing device is electrically connected with a radio station, for which key erasing is to be performed, through the radio station interface; Step 2, radio station working parameters are input into the controller through the radio station working parameter injector and stored in the storage; Step 3, after the key erasing button is closed, power is supplied to the controller through the power module, and the radio station working parameters in the storage are erased through the controller. During key erasing for the radio station, the radio station needn't be started, and the key erasing button is simply closed to complete key erasing, so that the operation is convenient; the device and method provided by the invention has the outstanding advantages of high key erasing safety, high reliability, high repeatability and the like.
Description
Technical field
The present invention relates to radio station and ruin key technical field, especially relate to a kind of modularization radio station and ruin key device and key method is ruined in radio station.
Background technology
It is that sensitive data in order to ensure radio station is not revealed that key device is ruined in radio station, the sensitive data in radio station is carried out fast a kind of device destroyed.Existing radio station is adopt high compression failure key device mostly, and this use of ruining key device needs 27 volts of Power supplies, its objective is the storage chip burnt out in radio station, ruins key object to reach radio station.
But, actual carry out radio station ruin key time, the general method of short circuit that adopts realizes, and namely needs to carry out radio station when ruining key, ruining key button, with the short circuit of realizing circuit, thus can produce very large electric current in circuit, finally allowing radio station device burn out by pressing.Obviously, this radio station is ruined key mode and is had destructiveness, unrepairable; And key mode is ruined also very not effectively in this radio station, because, when radio station short circuit, may be such as, due to certain element, electric capacity in circuit board, first lose efficacy under the effect of this heavy current, or it is breakdown and be short-circuited, also can cause radio station fault although it is so, but key mode is ruined not by the content deletion in the storage chip of radio station in this radio station, in fact, radio station to ruin key thorough, or it is undesirable to ruin key effect; In addition, key mode is ruined in this radio station, and just can must carry out under the condition of the external 27 volts of Power supplies in radio station, when not having 27 volts of power supplys, radio station can not work, and high compression failure key device can not work, and so just limits the use that conventional high-tension ruins key device.
Summary of the invention
The technical problem to be solved in the present invention is: for prior art Problems existing, provides a kind of modularization radio station to ruin key device and key method is ruined in radio station, and without the need to opening radio station, what also can realize radio station ruins key fast, and radio station ruin key safety, reliable.
The technical problem to be solved in the present invention realizes by the following technical solutions: key device is ruined in a kind of modularization radio station, comprise radio station running parameter injector, memory, radio interface and the power module be electrically connected successively, ruin key button, controller, described radio station running parameter injector, memory, radio interface are electrically connected with controller respectively and are respectively two-way communication; After ruining key button and be closed, powered to controller by power module, controller obtain electric after by the radio station running parameter erasing in memory.
Preferably, described radio station running parameter injector is PC, or MCU, or ARM, or DSP, or CPLD.
Preferably, described controller is MCU, or ARM, or DSP, or CPLD, or FPGA.
Preferably, described power module is battery.
Preferably, also comprise alarm, described alarm is electrically connected with controller.
Key method is ruined in a kind of modularization radio station, adopts modularization radio station as above to ruin key device and carries out, comprise the steps:
1st step, is ruined key device by described modularization radio station and is electrically connected by the radio station of radio interface with key to be ruined;
2nd step, by radio station running parameter injector to controller input radio station running parameter, and preserves in memory;
3rd step, ruin key button closed after, powered to controller by power module, the radio station running parameter in controller erasing memory.
Preferably, described ruins key button before closing, is powered directly to controller by radio station.
Preferably, described ruins key button before closing, and controller regularly sends radio station running parameter signal to radio station.
Preferably, described controller is electrically connected with alarm, and, after ruining key button and be closed, if controller detects that the radio station running parameter in memory is not wiped completely, controller continues the radio station running parameter in erasing memory, until after the radio station running parameter in memory is completely erased, alarm sends to be ruined key and complete prompting.
Compared with prior art, the invention has the beneficial effects as follows: directly can be powered to controller by power module by ruining the closed of key button, controller obtain electric after by the radio station running parameter erasing in memory, therefore, radio station cannot normally start because obtaining effective radio station running parameter, or radio station normally can start but cannot normally work after starting, thus ruin key fast without the need to what open that radio station can realize radio station, and the validity comparison that key is ruined in radio station is reliable; In addition, this radio station is ruined key mode and can not be produced very large short circuit current in circuit and cause radio station device to burn out, and therefore, radio station is ruined key fail safe and can well be ensured.
Accompanying drawing explanation
Fig. 1 is the system construction figure that key device is ruined in a kind of modularization radio station of the present invention.
Fig. 2 be a kind of modularization radio station of the present invention ruin key method realize theory diagram.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with the drawings and specific embodiments, the present invention is described in detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Key device is ruined in a kind of modularization radio station as shown in Figure 1, comprise radio station running parameter injector, memory, radio interface, alarm and the power module be electrically connected successively, ruin key button, controller, described radio station running parameter injector, memory, radio interface are electrically connected with controller respectively and are respectively two-way communication, and described alarm is electrically connected with controller.Wherein, described radio station running parameter injector can select PC, or selects MCU, or select ARM, or select DSP, or select CPLD, described controller can select MCU, or select ARM, or select DSP, or select CPLD, or select FPGA, further, be with the two-way communication of RS232 mode between described radio station running parameter injector and controller.
Utilize above-mentioned modularization radio station ruin key device carry out radio station ruin key operation time, consider that radio station normally adopts RS232 communication mode, that ruins between key device and radio station to make modularization radio station is easy to connect, quick, and the radio interface that described modularization radio station is ruined on key device also adopts RS232 interface.When ruining key to radio station, as shown in Figure 2, its concrete operation step is as follows:
First, key device is ruined in described modularization radio station and is electrically connected by the radio station of radio interface with key to be ruined, as shown in Figure 1.When physical circuit connects, should make to ruin key button before closing, be powered directly to controller by radio station, now, regularly send radio station running parameter signal to radio station by controller; And after ruining key button and be closed, then switch and powered to controller by power module, controller obtain electric after by the radio station running parameter erasing in memory.
Then, when ruining key button and disconnecting, it is directly powered by radio station that key device is ruined in described modularization radio station, can input radio station running parameter by radio station running parameter injector to controller, and this radio station running parameter is preserved in memory.In the course of work of radio station, can set and ruin key button before closing, controller called radio station running parameter every 1 minute and sends radio station running parameter signal to radio station from memory, normally ran to make radio station.
Next, if when confirming that needing to carry out radio station ruins key, can close and ruin key button, now, controller detect ruin key button closed after, powered to controller by power module, controller obtains the radio station running parameter in electric rear erasing memory; After the data message erasing in memory, state information is turned back to controller.Therefore, radio station cannot normally will start because obtaining effective radio station running parameter, or radio station normally can start but cannot normally work after starting, thus achieve radio station ruin key fast, this radio station is ruined key mode and can not be produced very large short circuit current in circuit and cause radio station device to burn out, therefore, the fail safe in radio station can well be ensured.
Described power module can adopt battery, its output voltage is 3.2V-5V, like this when not ruining key, ruining key device is provide power supply by radio station, and when key ruined by needs, without the need to opening radio station, just can directly by the powered battery of ruining key device and carrying, also namely, no matter when whether radio station works, can by closed ruin key button to realize ruin key fast.Because this key mode of ruining adopts A-battery to power, tradition can be got rid of and ruin the dependence that key device powers to 27 volts, and make modularization radio station of the present invention ruin the volume of key device can be less, weight is lighter.
After the radio station running parameter in memory is wiped by controller completely, radio station just cannot normally start because obtaining effective radio station running parameter, thus ensure that the safety of radio station data.Whether conveniently wipe completely the radio station running parameter in memory and monitor, can increase and arrange alarm, as shown in Figure 1, described alarm can be voice guard, also can be photoelectric alarm.Described controller is electrically connected with alarm, further, after ruining key button and be closed, if controller detects that the radio station running parameter in memory is not wiped completely, controller continues the radio station running parameter in erasing memory, until the radio station running parameter in memory is completely erased.After the radio station running parameter in memory is wiped by controller completely, controller sends ruins key settling signal, and alarm correspondingly sends to be ruined key and complete prompting, wipes completely with reminder-data.
Modularization radio station of the present invention is ruined key device and is adopted hardware modularity, powered battery structure, is convenient to install, dismantle; When carrying out radio station and ruining key, without the need to opening radio station, closed key button of ruining can complete and ruins key, nor can very large short circuit current be produced in circuit and cause radio station device to burn out, easy to operate, ruin key fail safe, reliability is high, the needs of user can be met well.In addition, for completely obliterated data information ruin key device, radio station running parameter data can also be refilled to controller afterwards by radio station running parameter injector, and this radio station running parameter is preserved in memory, normally work to allow radio station, so just make modularization radio station of the present invention ruin key utensil has can reusing, be conducive to saving and ruin key cost.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, it should be pointed out that all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. key device is ruined in a modularization radio station, it is characterized in that: comprise radio station running parameter injector, memory, radio interface and the power module be electrically connected successively, ruin key button, controller, described radio station running parameter injector, memory, radio interface are electrically connected with controller respectively and are respectively two-way communication; After ruining key button and be closed, powered to controller by power module, controller obtain electric after by the radio station running parameter erasing in memory.
2. key device is ruined in a kind of modularization radio station according to claim 1, it is characterized in that: described radio station running parameter injector is PC, or MCU, or ARM, or DSP, or CPLD.
3. key device is ruined in a kind of modularization radio station according to claim 1, it is characterized in that: described controller is MCU, or ARM, or DSP, or CPLD, or FPGA.
4. key device is ruined in a kind of modularization radio station according to any one of claim 1-3, it is characterized in that: described power module is battery.
5. key device is ruined in a kind of modularization radio station according to any one of claim 1-3, and it is characterized in that: also comprise alarm, described alarm is electrically connected with controller.
6. a key method is ruined in modularization radio station, it is characterized in that: adopt the modularization radio station as described in any one of claim 1-5 to ruin key device and carry out, comprise the steps:
1st step, is ruined key device by described modularization radio station and is electrically connected by the radio station of radio interface with key to be ruined;
2nd step, by radio station running parameter injector to controller input radio station running parameter, and preserves in memory;
3rd step, ruin key button closed after, powered to controller by power module, the radio station running parameter in controller erasing memory.
7. key method is ruined in a kind of modularization radio station according to claim 6, it is characterized in that: described ruins key button before closing, is powered directly to controller by radio station.
8. key method is ruined in a kind of modularization radio station according to claim 7, it is characterized in that: described ruins key button before closing, and controller regularly sends radio station running parameter signal to radio station.
9. key method is ruined in a kind of modularization radio station according to claim 6, it is characterized in that: described controller is electrically connected with alarm, and, after ruining key button and be closed, if controller detects that the radio station running parameter in memory is not wiped completely, controller continues the radio station running parameter in erasing memory, until after the radio station running parameter in memory is completely erased, alarm sends to be ruined key and complete prompting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511008358.XA CN105450393A (en) | 2015-12-29 | 2015-12-29 | Modular radio station key erasing device and radio station key erasing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511008358.XA CN105450393A (en) | 2015-12-29 | 2015-12-29 | Modular radio station key erasing device and radio station key erasing method |
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| CN105450393A true CN105450393A (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201511008358.XA Pending CN105450393A (en) | 2015-12-29 | 2015-12-29 | Modular radio station key erasing device and radio station key erasing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780657A (en) * | 2019-09-05 | 2020-02-11 | 陕西千山航空电子有限责任公司 | Key controller's simulation test equipment destroys |
-
2015
- 2015-12-29 CN CN201511008358.XA patent/CN105450393A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780657A (en) * | 2019-09-05 | 2020-02-11 | 陕西千山航空电子有限责任公司 | Key controller's simulation test equipment destroys |
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Application publication date: 20160330 |