CN106933125A - The system and its self-destruction method of intelligent beehive-shaped charge self-destruction are realized based on wireless networking - Google Patents
The system and its self-destruction method of intelligent beehive-shaped charge self-destruction are realized based on wireless networking Download PDFInfo
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Abstract
The invention discloses a kind of system and its self-destruction method that intelligent beehive-shaped charge self-destruction is realized based on wireless networking.Intelligent destruct system of the invention includes：Security control terminal and self-destruction executive subsystem, the two constitutes master-slave network by way of wireless networking；Self-destruction is divided into three kinds of situations：Command destruction, toll breakdown and unload self-destruction and disengaging safety zone self-destruction；There is priority in above-mentioned situation, command destruction highest priority, be finally to depart from safety zone self-destruction next to that toll breakdown unloading self-destruction；Self-destruction micro-system is commanded destruction after the command-destruct from security control terminal is connected to, self-destruction is immediately performed；Toll breakdown to unload self-destruction and be divided into structure again and meet with tolling breakdown of dismantling by force and unload self-destruction and equipment and meet with the system of forced interruption and power off the class situation of self-destruction two by force；The reason for disengaging safety zone self-destruction needs discriminatory analysis self-destruction executive subsystem to depart from safety zone, to prevent self-destruction executive subsystem from departing from the situation of safety zone due to accidentalia.
Description
Technical field
The present invention relates to information security and self-destruction technology, and in particular to a kind of to realize intelligent beehive-shaped charge self-destruction based on wireless networking
System and its self-destruction method.
Background technology
In recent years, with the development of big data and Internet technology, a large amount of movable equipments are used as network node and network end
End is widely used in civilian and military field.Be stored with a large amount of sensitive informations in these movable equipments, when device losses or place
When in particular surroundings, the safety of information destroys to prevent user profile from revealing a great problem as information self-destruction field.Tradition
Self-destruction mode is divided into two kinds：Software self-destruction and hardware self-destruction.Wherein, software self-destruction is wiped the data in storage medium using software
The method removed is carried out, and hardware self-destruction is generally by the way of high current is burnt.For software self-destruction, because medium is stored in itself
Property causes data to wipe not thoroughly, can carry out data recovery by software approach, thus with poor self-destruction effect.And
For the mode that high current is burnt, then ruining key signal energy and there is barrier on the time, technology and imperfection.
Additionally, high based on the hardware self-destruction cost of implementation that high current burns mode, the cycle is long.Needed again in actual application
Storage medium framework is designed to match the energy and structural requirement of self-destruction circuit.Therefore, it is difficult to fit based on the mode that high current is burnt
Answer the requirement of existing all kinds of storage medium hardware self-destructions.
In application number CN201510187373.9 and this two patents of application number 201510184443.5, can only be by external trigger
Ignite and complete self-destruction, although possess the ability that perfect self-destruction is performed, but do not possess the independent ability for perceiving and judging self-destruction condition.
And with each electronic product intelligent development, it is desirable to self-destruction micro-system must possess the intelligent ability perceived with decision-making self-destruction.
Additionally, the technical scheme in above-mentioned patent can not make self-destructive behaviour, therefore its before the anti-locking system destruct system of portion's destruction outside
Self-destruction ability has certain limitation.
The content of the invention
For above problems of the prior art, the present invention devise it is a kind of based on wireless networking for non-volatile memories
The self-destruction micro-system of chip, for the self-destruction of all kinds of commercially available non-volatile memory chips, the self-destruction micro-system is without to existing commercially available
Non-volatile memory chip and encapsulating shell system carry out change in structure or functionally, thus with flexible structure and widely
Applicability.
It is an object of the invention to provide a kind of intelligent beehive-shaped charge destruct system based on wireless networking.
A kind of intelligent beehive-shaped charge destruct system based on wireless networking of the invention includes：Security control terminal and self-destruction are performed
Subsystem, the two constitutes master-slave network by way of wireless networking, and a security control terminal performs subsystem with multiple self-destructions
System carries out networking；By the signal strength of wireless telecommunications between security control terminal and self-destruction executive subsystem, judge therebetween
Distance, and set safety zone, security control terminal is located at the center of the safety zone of whole intelligence beehive-shaped charge destruct system；
Wherein, security control terminal includes control chip, control end radio communication unit, human-computer interaction device and control end power circuit,
Control end power supply is respectively connecting to control chip, control end radio communication unit and human-computer interaction device, control chip connection control
End radio communication unit and human-computer interaction device；Self-destruction executive subsystem include being encapsulated in execution layer circuit board in encapsulating housing,
Function layer circuit board, anti-disassembling device and miniature beehive-shaped charge；Miniature ignition chip, miniature peace are set on layer circuit board is performed
Complete solution protects chip and storage chip, and each pin is drawn by execution layer circuit board；Miniature beehive-shaped charge is arranged in miniature ignition chip
On storage chip, the depression of miniature beehive-shaped charge is just to the surface of storage chip；Self-destruction decision-making is set on function layer circuit board
Chip, detonation electric capacity and mutual capacitance, each pin are drawn by function layer circuit board；One end of detonation electric capacity is by self-destruction end electricity
The power input of source circuit is through the ignition control end phase in self-destruction end power circuit inside and power output end and output control unit
Even, the energy for needed for miniature ignition chip provides detonation, other end ground connection；One end of mutual capacitance is by self-destruction end power supply electricity
The power output end on road with self-destruction decision-making chip the unit of power supply in need be connected, lose outside in self-destruction executive subsystem
In the case of power supply, there is provided self-destruction executive subsystem is completed the energy of self-destruction work；Self-destruction decision-making chip includes output control list
Unit, memory cell, logic judgment unit, structure are tolled breakdown and unload judging unit, self-destruction end power circuit and self-destruction end wireless telecommunications list
Unit；A pair of ignition electrodes of miniature ignition chip are in parallel with a pair of security control electrodes that Miniature safety solution protects chip, and connect respectively
The ignition control end and ground terminal of output control unit are connected to, when storage chip is in normal condition, Miniature safety solution protects chip will
Miniature ignition chip short circuit；A pair of solutions that Miniature safety solution protects chip protect the safety that coordination electrode is respectively connecting to output control unit
Control end and ground terminal；Self-destruction end power circuit is connected to the defeated of mutual capacitance and self-destruction decision-making chip by power output end respectively
Go out control unit, memory cell, logic judgment unit and self-destruction end radio communication unit；External power is connected by power input
To self-destruction end power circuit；Logic judgment unit tolled breakdown with output control unit, memory cell, structure respectively unload judging unit and
The radio communication unit connection of self-destruction end；One end of anti-disassembling device is arranged on the inner surface of package casing, and the other end is strong by structure
The structure that dismounting judging unit is connected to logic judgment unit is tolled breakdown to unload and judges port；Control end radio communication unit and self-destruction end without
Line communication unit is connected by wireless telecommunications；When security control terminal sends command-destruct, or self-destruction decision-making chip judges to run into
Toll breakdown unload need execution toll breakdown unload self-destruction or depart from safety zone need perform depart from safety zone self-destruction when, self-destruction decision-making chip lead to
The security control end control Miniature safety solution for crossing output control unit protects chip arming, and is sent by ignition control end
Fire instruction, the electric energy in detonation electric capacity forms electric capacity and puts through self-destruction end power circuit, output control unit and miniature ignition chip
Electrical circuit, is discharged rapidly by miniature ignition chip, causes miniature ignition chip to generate heat, and ignites the explosive in miniature beehive-shaped charge,
Metal energy-gathering jetting impact storage chip high is formed, so as to realize the self-destruction of storage chip.
Pin holes are provided with layer circuit board is performed, miniature ignition chip, the Miniature safety performed on layer circuit board will be arranged on
Solution protects chip and each pin of storage chip is drawn；Pin holes are provided with function layer circuit board, functional layer electricity will be arranged on
Each pin of self-destruction decision-making chip, detonation electric capacity and mutual capacitance on the plate of road is drawn；In execution circuit plate and functional layer circuit
Between plate, setting pin contact pin corresponding with pin holes, by corresponding pin electricity between execution circuit plate and function layer circuit board
Connection.Performing the pin on layer circuit board includes that miniature ignition chip and Miniature safety solution protect each electrode and storage core of chip
Each pin of piece.Pin on function layer circuit board includes each port of self-destruction decision-making chip, detonation electric capacity and mutual capacitance.
Miniature ignition chip uses electric spark workpiece.Electric spark workpiece includes two ignition electrodes and the zone of action, two ignition electrodes point
Not Wei Yu the zone of action two ends, be respectively connecting to the ignition control end and ground terminal of self-destruction decision-making chip.When self-destruction decision-making chip is sentenced
It is disconnected first to release the insurance that Miniature safety solution protects chip when needing to perform self-destruction, ignition instruction is then sent by ignition control end and is drawn
Play miniature ignition chip and electrocaloric effect occurs, temperature is raised, so as to cause the explosive ignited in miniature beehive-shaped charge, form metal
Energy-gathering jetting high impacts storage chip, to realize self-destruction.
Miniature safety solution protect chip using from solid state switch from normal open to normal off State Transferring, when self-destruction decision-making chip judge not
When needing to perform self-destruction, Miniature safety solution is protected chip and is in normal open state, and miniature ignition chip is short-circuit；When self-destruction decision-making core
When piece judges to need to perform self-destruction, Miniature safety solution is protected chip and is disconnected, in normal off state so that miniature ignition chip connect into
Ignition control end.Solid state switch includes：Control bridge and wire bridge, and insulating barrier therebetween；Wherein, control bridge
Electrode and active region connecting the two including two ends, the two ends of control bridge are protected coordination electrode and are respectively connecting to certainly as a pair of solutions
Ruin security control end and the ground terminal of decision-making chip；Wire bridge includes the electrode at two ends and active region connecting the two, wire bridge
Two ends are connected in parallel in a pair of ignition electrodes of miniature ignition chip as a pair of security control electrodes；The active region covering control of wire bridge
The active region of bridge processed；When storage chip is in normal condition, wire bridge is short-circuit by miniature ignition chip, so as to ensure miniature hair
Fiery chip secure；When self-destruction decision-making chip sends arm command by security control end, the active region of control bridge is exploded,
And causing the active region of the wire bridge of cover it to disconnect, miniature ignition chip accesses ignition control end.
Self-destruction decision-making chip includes：Logic judgment unit, structure toll breakdown unload judging unit, memory cell, output control unit,
Self-destruction end radio communication unit and self-destruction end power circuit；Wherein, logic judgment unit receives the letter of self-destruction end radio communication unit
Breath, and judge whether current time needs to perform self-destruction according to the instruction for storing in the memory unit, if need not, attonity,
If desired then logic judgment unit successively sends arm command and command-destruct to output control unit；Memory cell is used to store each
The subsystem identity coding of item instruction decision-making process and self-destruction executive subsystem, each self-destruction executive subsystem has unique
Identity coding；Output control unit receives arm command and command-destruct from logic judgment unit, and respectively by safety control
Control Miniature safety solution in end processed is protected chip and disconnects arming, and controls miniature ignition chip to generate heat to hold by ignition control end
Row self-destruction.The connection end that output control unit protects chip with miniature ignition chip and Miniature safety solution includes ignition control end, Xie Bao
Control end and ground terminal.
Miniature beehive-shaped charge includes the explosive of metal shell and inside；Metal shell includes top surface, side and bottom surface, and top surface is circle
Shape, side is the side of cylinder, and bottom surface is inner conical；The bottom surface of miniature beehive-shaped charge is just to the surface of storage chip.It is miniature
After explosive charge in the metal shell of beehive-shaped charge, the detonation wave extruding metal shell of formation, the bottom surface of inner conical is transported to axis
Dynamic, metal shell extrudes mutually the metal energy-gathering jetting for forming high-speed and high-temperature, and jet impulse storage chip finally realizes self-destruction.
Storage chip is all kinds of commercially available storage chips, and its pin number is otherwise varied according to chip type.Storage chip can be
Flash storage chips, or eeprom storage chips or other non-volatile memory chips, each pad of storage chip
It is connected to correspondingly on each storage pin of the nead frame of encapsulating housing.
Security control terminal includes：Control chip, control end radio communication unit, human-computer interaction device and control end power circuit,
Control end power circuit is respectively connecting to control chip, control end radio communication unit and human-computer interaction device, to provide work electricity
Pressure；Control chip connects control end radio communication unit and human-computer interaction device.Security control terminal and self-destruction executive subsystem it
Between by control end radio communication unit and self-destruction end radio communication unit, information transmission is carried out in the form of wireless telecommunications.Control
Mutual sending signal between end radio communication unit and self-destruction end radio communication unit, security control end and self-destruction executive subsystem are equal
The distance between security control terminal and self-destruction executive subsystem can be judged according to the power of signal.It is with security control terminal
Center, sets alarm limit and self-destruction limit, and according to the power of signal, set corresponding alert threshold and self-destruction threshold value respectively；When
Self-destruction executive subsystem is in alarm limit, the signal intensity between control end radio communication unit and self-destruction end radio communication unit
More than alert threshold, it is believed that self-destruction executive subsystem is located at safety zone；Limited with self-destruction when self-destruction executive subsystem is in alarm limit
Between, signal intensity is less than alert threshold and during more than self-destruction threshold value, it is believed that self-destruction executive subsystem is located at alarm region, safety
Control terminal and self-destruction executive subsystem are simultaneously emitted by alarm, also, self-destruction executive subsystem performs countdown self-destruction；Work as self-destruction
It is outer that executive subsystem is in self-destruction limit, when signal intensity is less than self-destruction threshold value, it is believed that self-destruction executive subsystem departing from safety zone,
Self-destruction executive subsystem is immediately performed self-destruction.Additionally, when self-destruction executive subsystem and security control terminal out of touch suddenly,
I.e. self-destruction executive subsystem does not receive the signal of security control terminal, and self-destruction executive subsystem performs countdown self-destruction.
Toll breakdown to unload self-destruction and tolled breakdown including structure and unload self-destruction and system powers off by force self-destruction.
Anti-disassembling device is provided with self-destruction executive subsystem, inner surface and function layer circuit board physical connection with package casing,
Anti-disassembling device is tolled breakdown to unload judging unit and be electrically connected to the structure of self-destruction decision-making chip to toll breakdown to unload by structure and judges port, works as chance
To external force toll breakdown when unloading, anti-disassembling device is destroyed, structure is tolled breakdown to unload judging unit and send to toll breakdown to self-destruction decision-making chip and unloaded
Signal, self-destruction decision-making chip decision structure is tolled breakdown to unload, it is necessary to toll breakdown and unloads self-destruction, so as to perform self-destruction.
The self-destruction end power circuit of self-destruction executive subsystem includes：Power input, power supply change-over device and comparator；Wherein,
Power input introduces external power source；After converted device conversion, son is performed to mutual capacitance and self-destruction by output port of power source
Self-destruction end radio communication unit, logic judgment unit and memory cell in system provide operating voltage；Power input and power supply
The output end of conversion equipment is respectively connecting to the input of comparator, and the output end of comparator is connected to the system of logic judgment unit
Strong power-off judges port.In the case of no cut-offing instruction, there is strong power-off, then the output logic electricity of the output end of comparator
Flat that significant changes occur, logical value negates signal to self-destruction decision-making chip, so that self-destruction decision-making chip judges that system occur powers off by force,
Need execution to toll breakdown and unload self-destruction, so as to perform self-destruction.
Human-computer interaction device includes input unit, output device and alarm；Wherein, input unit uses keyboard, output device
Using display.When self-destruction executive subsystem is located at alarm region, control chip control alarm sends alarm.
It is another object of the present invention to provide a kind of intelligent beehive-shaped charge self-destruction method based on wireless networking.
Security control terminal and self-destruction executive subsystem, constitute master-slave network, a safety control by way of wireless networking
Terminal processed carries out networking with multiple self-destruction executive subsystems；Pass through wireless telecommunications between security control terminal and self-destruction executive subsystem
Signal strength, judge distance therebetween, and set safety zone, security control terminal is located at the peace of whole destruct system
A kind of region-wide center, intelligent beehive-shaped charge self-destruction method based on wireless networking of the invention, comprises the following steps：
1) self-destruction executive subsystem and security control terminal network consisting；
2) the self-destruction decision-making chip of self-destruction executive subsystem judges whether to receive the command-destruct from security control terminal, if
Receive into step 6), if do not received into step 3)；
3) self-destruction decision-making chip enters and tolls breakdown and unload judgement flow, tolls breakdown to unload judgement and be divided into structure and toll breakdown and unloads judgement and system power-off is sentenced by force
It is disconnected：
A) structure is tolled breakdown and unloads judgement：
Self-destruction decision-making chip whether tolled breakdown by structure unload judge port receive tolled breakdown come self-structure unload judging unit transmission
Toll breakdown and unload signal, if received, self-destruction decision-making chip decision structure is tolled breakdown and unloaded, into step 6), if do not had
Receive into step 4)；
B) system powers off by force judgement：
Whether self-destruction decision-making chip is powered off by force by system judges that port is received come the comparator of self-destruction end power circuit
Logical value negates signal, if received, self-destruction decision-making chip judges that system is powered off by force, into step 6), if do not had
Receive, into step 4)；
4) control chip of security control terminal periodically sends pulse signal, self-destruction executive subsystem to self-destruction executive subsystem
If not receiving pulse signal, into step 6), if received, into step 5)；
5) security control terminal judges that security control terminal performs subsystem with self-destruction with self-destruction executive subsystem according to the power of signal
The distance between system：
A) signal intensity between control end radio communication unit and self-destruction end radio communication unit is more than alert threshold, it is believed that from
Executive subsystem is ruined positioned at safety zone, return to step 2)；
B) when signal intensity is less than alert threshold and more than self-destruction threshold value, it is believed that self-destruction executive subsystem is located at alarm region,
Security control terminal and self-destruction executive subsystem are simultaneously emitted by alarm, and enter countdown self-destruction, if in countdown knot
Shu Qian, signal intensity is more than alert threshold, then it is assumed that self-destruction executive subsystem returns to safety zone, return to step 2),
If before countdown terminates, signal intensity remains unchanged less than alert threshold, into step 6)；
C) when signal intensity be less than self-destruction threshold value when, it is believed that self-destruction executive subsystem departing from safety zone, into step 6)；
D) when self-destruction executive subsystem and security control terminal out of touch suddenly, i.e., self-destruction executive subsystem does not receive peace
The signal of full control terminal, self-destruction executive subsystem countdown, countdown enters step 6 after terminating)；
6) self-destruction decision-making chip sends arm command, controls Miniature safety solution to protect chip by security control end and disconnects arming,
Command-destruct then is sent, controls miniature ignition chip that electrocaloric effect occurs by ignition control end, temperature is raised；
7) after igniting the explosive charge in the metal shell of miniature beehive-shaped charge, the detonation wave extruding metal shell of formation forms high
The metal energy-gathering jetting of fast high temperature, jet impulse storage chip makes storage chip that the physical damnification do not repaired to occur, real
The irretrievably destruction of information in existing storage chip.
Wherein, in step 1) in, self-destruction executive subsystem and security control terminal network consisting are comprised the following steps：
I. security control terminal sends control end identity coding and register instruction；
Ii. the self-destruction decision-making chip of self-destruction executive subsystem compiles control end identity after receiving control end identity coding and register instruction
Code storage in the memory unit, and the subsystem identity coding in memory cell is sent to security control terminal, safety
Control terminal records subsystem identity coding, is simultaneously emitted by the instruction of successful matching, the pulse sent after the match is successful
Include control end identity coding and subsystem identity coding information in signal, self-destruction signal and Restart Signal, with reality
Now the independent control and self-destruction executive subsystem of each self-destruction executive subsystem of security control terminal-pair are only obeyed and come from
The security control end command of successful matching, self-destruction executive subsystem is only compiled receiving with identity in its memory cell
The consistent security control end command of code can just make a response；
Iii. self-destruction executive subsystem will close the function that register instruction is received in self-destruction decision-making chip after receiving successful matching instruction, and
The information that feedback succeeds in registration, after security control terminal receives the feedback that succeeds in registration, shows note on human-computer interaction device
Volume success, otherwise shows failure；Afterwards, sent from same security control terminal if self-destruction executive subsystem is connected to
Remove name from the rolls instruction, then self-destruction executive subsystem will delete the control end identity coding of storage and be again turned on receiving registration referring to
The function of order；
Iv. after successful registration, self-destruction executive subsystem starts waiting for the instruction of restarting of the security control terminal from successful matching；
V. after restarting successfully, self-destruction executive subsystem judges whether to receive the command for stopping from security control terminal, if connect
Receive, then return to step i), otherwise start normal work.
Self-destruction of the invention is divided into three kinds of situations：Command destruction, toll breakdown and unload self-destruction and disengaging safety zone self-destruction；Above-mentioned situation is deposited
In priority, highest priority is commanded destruction, be finally to depart from safety zone self-destruction next to that toll breakdown unloading self-destruction.Command destruction
Refer to that self-destruction micro-system after the command-destruct from security control terminal is connected to, is immediately performed self-destruction；Toll breakdown and unload self-destruction and be divided into knot again
Structure meets with tolling breakdown of dismantling by force and unloads self-destruction and equipment and meet with the system of forced interruption and powers off the class situation of self-destruction two by force, for two classes
The situation of unloading is tolled breakdown, system needs to be immediately performed self-destruction；Departing from safety zone self-destruction needs discriminatory analysis self-destruction executive subsystem to depart from
It is the reason for safety zone, to prevent self-destruction executive subsystem due to accidentalia, such as temporary caused by maloperation to depart from safety
The situation in region.
Self-destruction micro-system of the invention, it is miniature when self-destruction decision-making chip judges that the storage chip of encapsulating housing is in normal condition
Safety solution protects chip by the short circuit of miniature ignition chip, it is ensured that miniature ignition chip keeps safe condition and misfires, thus can protect
Card storage chip is normally stored and read out function；When self-destruction decision-making chip receives command-destruct, or judge at storage chip
In run into toll breakdown unload or depart from safety zone when, it is necessary to when performing self-destruction, chip is protected to Miniature safety solution by security control end
Arm command is sent, the Miniature safety solution in parallel with a pair of ignition electrodes of miniature ignition chip is protected into chip disconnects arming,
Afterwards, ignition control end sends ignition instruction to miniature ignition chip, and peak value is no more than 20V, and miniature ignition chip occurs electric heating
Effect, temperature is raised, and after igniting the explosive charge in metal shell, the detonation wave extruding metal shell of formation forms high at a high speed
The metal energy-gathering jetting of temperature, jet impulse storage chip makes storage chip that the physical damnification of unrepairable to occur, and realizes storage core
The irretrievably destruction of information in piece.
Advantages of the present invention：
The present invention uses security control terminal and self-destruction executive subsystem, and therebetween by wireless telecommunications, mutual transmission information is simultaneously
Judge distance therebetween；After system network consisting, whether security control terminal can be located with real-time monitoring self-destruction executive subsystem
In safe condition, and alarm is sent when unusual condition occurs in self-destruction executive subsystem, be easy to administrative staff to check in time, reduced
The risk of the unexpected directly self-destruction of self-destruction executive subsystem is caused due to system exception, security of system and reliability is improve.To deposit
Chip is stored up with miniature ignition chip package in an encapsulating housing, and when storage chip is in normal condition, Miniature safety
Solution protects chip by the short circuit of miniature ignition chip, it is ensured that miniature ignition chip is misfired；Security control terminal can be performed directly to self-destruction
Subsystem sends command-destruct, or self-destruction executive subsystem judges that needs are tolled breakdown when unloading self-destruction, or by letter therebetween
Number intensity judges that self-destruction executive subsystem departs from safety zone and needs to perform and departs from safety zone self-destruction, and self-destruction executive subsystem passes through
Security control end protects chip and sends arm command to Miniature safety solution, will be in parallel with a pair of ignition electrodes of miniature ignition chip micro-
Solution protects chip disconnection arming to type safely, afterwards, causes miniature ignition chip to generate heat by ignition control end, ignites miniature poly-
After explosive charge in energy powder charge, the detonation wave extruding metal shell of formation forms the metal energy-gathering jetting of high-speed and high-temperature, jet
Impact storage chip, makes storage chip that the physical damnification of unrepairable to occur, and realizes the irretrievably pin of information in storage chip
Ruin.
Brief description of the drawings
Fig. 1 is the general diagram of the intelligent beehive-shaped charge destruct system based on wireless networking of the invention；
Fig. 2 is the composition frame chart of the intelligent beehive-shaped charge destruct system based on wireless networking of the invention, wherein, (a) is security control
The block diagram of terminal, (b) is the block diagram of self-destruction executive subsystem；
Fig. 3 is the schematic diagram of the miniature beehive-shaped charge of the Intelligent jet-flow destruct system based on wireless networking of the invention, wherein, (a) is
Profile, (b) is the side of metal shell and the schematic diagram of bottom surface；
Fig. 4 is the explosive view of one embodiment of the intelligent beehive-shaped charge destruct system based on wireless networking of the invention；
Fig. 5 is one embodiment of Miniature safety solution guarantor's chip of the intelligent beehive-shaped charge destruct system based on wireless networking of the invention
Explosive view；
Fig. 6 is the flow chart of the intelligent beehive-shaped charge self-destruction method based on wireless networking of the invention, wherein (a) is self-destruction performs subsystem
The flow chart of system, (b) is the flow chart of security control terminal.
Specific embodiment
Below in conjunction with the accompanying drawings, by embodiment, the present invention will be further described.
As shown in figure 1, a kind of intelligent beehive-shaped charge destruct system based on wireless networking of the invention includes：Security control terminal
And self-destruction executive subsystem, the two constitutes master-slave network, a security control terminal and multiple by way of wireless networking
Self-destruction executive subsystem carries out networking；By the signal strength of wireless telecommunications between security control terminal and self-destruction executive subsystem,
Judge distance therebetween, and set safety zone, security control terminal is located at the center of the safety zone of whole destruct system.
As shown in Fig. 2 (a), security control terminal include control chip, control end radio communication unit, human-computer interaction device and
Control end power circuit, control end power supply is respectively connecting to control chip, control end radio communication unit and human-computer interaction device,
Control chip connects control end radio communication unit and human-computer interaction device.
As shown in figure 3, miniature beehive-shaped charge includes the explosive 92 of metal shell 91 and inside；Metal shell 91 include top surface,
Side and bottom surface, top surface are circle, and side is the side of cylinder, and bottom surface is inner conical.Cone angle is between 60 °~120 °.
As shown in Fig. 2 (b) and Fig. 4, execution layer circuit board A that self-destruction executive subsystem includes being encapsulated in encapsulating housing C,
Function layer circuit board B, anti-disassembling device and miniature beehive-shaped charge 9.Set on layer circuit board A is performed miniature ignition chip 1,
Miniature safety solution protects chip 2 and storage chip 0, and the pin on each chip is drawn by execution layer circuit board；Miniature beehive-shaped charge 9
It is arranged on miniature ignition chip and storage chip, the depression of miniature beehive-shaped charge is just to the surface of storage chip；In functional layer electricity
Self-destruction decision-making chip 5, detonation electric capacity 4 and mutual capacitance 3 are set on road plate B；In execution circuit plate A and function layer circuit board
Between B, pin contact pin D is set, corresponding pin between execution circuit plate and function layer circuit board is electrically connected.Detonation electricity
One end of appearance is connected by the power input of self-destruction end power circuit with the ignition control end in output control unit, is miniature hair
Fiery chip provides the energy needed for detonating, other end ground connection；The offer self-destruction executive subsystem of mutual capacitance removes miniature ignition chip
Outer other all component devices can be with the energy of normal work several seconds, and one end of mutual capacitance passes through the power supply of self-destruction end power circuit
Output end with self-destruction decision-making chip the unit of power supply in need be connected, losing external power source in self-destruction executive subsystem
In the case of provide the several seconds energy, with ensure self-destruction executive subsystem complete self-destruction work；Self-destruction decision-making chip includes output control
Unit, memory cell, logic judgment unit, self-destruction end power circuit and self-destruction end radio communication unit, the pin of each structure
Drawn by function layer circuit board；A pair of ignition electrodes of miniature ignition chip protect a pair of security controls electricity of chip with Miniature safety solution
Extremely parallel connection, and the ignition control end and ground terminal of output control unit are respectively connecting to, it is micro- when storage chip is in normal condition
Solution protects chip by the short circuit of miniature ignition chip to type safely；A pair of solution guarantor's coordination electrodes of Miniature safety solution guarantor's chip are respectively connecting to defeated
Go out security control end and the ground terminal of control unit；Self-destruction end power circuit respectively by power output end be connected to mutual capacitance and
The output control unit of self-destruction decision-making chip, memory cell, logic judgment unit and self-destruction end radio communication unit；External power leads to
Cross power input and be connected to self-destruction end power circuit；Logic judgment unit respectively with output control unit, memory cell and self-destruction
End radio communication unit connection；One end of anti-disassembling device is arranged on the inner surface of package casing, and the other end is tolled breakdown by structure and unloaded
Judge that port is connected to logic judgment unit；Control end radio communication unit is connected with self-destruction end radio communication unit by wireless telecommunications
Connect.
The solid state switch, solid state switch is used to include as shown in figure 5, Miniature safety solution protects chip 2：Electronic switch is served as a contrast
Bottom 21, control bridge 22, insulating barrier 23, wire bridge 24, passivation layer 25, metal interconnection 27, a pair of control bridge electrodes pads
264 and a pair of wire bridge electrodes pads 263；Wherein, control bridge 22 is formed on substrate 21, including a pair of control bridge electrodes
221, and active region connecting the two 222；Insulating barrier 23 is covered in control bridge 22；With control bridge 22 on insulating barrier 23
A pair of control bridge electrodes 221 just to position be provided with multiple through holes 231, form via-hole array；Wire bridge 24 is formed in absolutely
In edge layer 23, including a pair of wire bridge electrodes 241, and active region connecting the two 242；Control bridge 22 and wire bridge 24
Shape be symmetric figure, the symmetry axis of the two is orthogonal, intersects at center, a pair of wire bridge electrodes 241 and a pair of controls
Bridge electrode processed 221 is not overlapped, the active region of the active region 222 of the covering of active region 242 control bridge of wire bridge；The shape of passivation layer 25
Into in wire bridge 24；In passivation layer 25, the place relative with a pair of control bridge electrodes and a pair of wire bridge electrodes sets respectively
Welding plate hole is equipped with, a pair of control bridge electrodes pads and a pair of wire bridge electrodes pads are embedded in passivation layer 25 by welding plate hole respectively；
Metal interconnection 27 by the via-hole array on insulating barrier, by a pair of control bridge electrodes 221 respectively with a pair of control bridge electrodes pads
264 electrical interconnections, and drawn as a pair of solution guarantor's coordination electrodes 264；A pair of wire bridge electrodes 241 respectively with couple of conductor bridge
Electrode pad 263 is in contact to form electrical interconnection, and is drawn as a pair of security control electrodes 263.Due to a pair of security controls
Electrode is connected in parallel in a pair of ignition electrodes of miniature ignition chip, therefore in the secure state, and the wire bridge of connection is by miniature ignition
Chip short circuit；When needing arming under unsafe condition, there is electric detonation in control bridge, cause the wire bridge of cover it to be broken
Open, miniature ignition chip accesses security control end.In the present embodiment, the active region 222 of control bridge is narrow using two ends centre wide
Shape, including two shape identical isosceles trapezoids and a rectangle, two trapezoidal less bases are relative, centre connection square
Shape, forms axisymmetric figure.The shape of the active region 222 of control bridge can also be rectangle, of length no more than 40 μm, width
Between 2~40 μm, the shape of the active region 242 of wire bridge is similar to the shape of the active region of control bridge.The thickness of insulating barrier
Between 0.5 μm~2 μm, for keeping the insulation between control bridge and wire bridge.Passivation layer is located at outermost layer, and material is used
The insulation oxidation-resistant material mutually compatible with CMOS technology, for protecting solid state switch, prevents it to be oxidized.
A kind of intelligent beehive-shaped charge self-destruction method based on wireless networking of the invention, as shown in fig. 6, comprising the following steps：
1) self-destruction executive subsystem and security control terminal network consisting：
I. security control terminal sends control end identity coding and register instruction；
Ii. the self-destruction decision-making chip of self-destruction executive subsystem compiles control end identity after receiving control end identity coding and register instruction
Code storage in the memory unit, and the subsystem identity coding in memory cell is sent to security control terminal, safety
Control terminal records subsystem identity coding, is simultaneously emitted by the instruction of successful matching, the pulse sent after the match is successful
Include control end identity coding and subsystem identity coding information in signal, self-destruction signal and Restart Signal, with reality
Now the independent control and self-destruction executive subsystem of each self-destruction executive subsystem of security control terminal-pair are only obeyed and come from
The security control end command of successful matching, self-destruction executive subsystem is only compiled receiving with identity in its memory cell
The consistent security control end command of code can just make a response；
Iii. self-destruction executive subsystem will close the function that register instruction is received in self-destruction decision-making chip after receiving successful matching instruction, and
The information that feedback succeeds in registration, after security control terminal receives the feedback that succeeds in registration, shows note on human-computer interaction device
Volume success, otherwise shows failure；Afterwards, sent from same security control terminal if self-destruction executive subsystem is connected to
Remove name from the rolls instruction, then self-destruction executive subsystem will delete the control end identity coding of storage and be again turned on receiving registration referring to
The function of order；
Iv. after successful registration, self-destruction executive subsystem starts waiting for the instruction of restarting of the security control terminal from successful matching；
V. after restarting successfully, self-destruction executive subsystem judges whether to receive the command for stopping from security control terminal, if connect
Receive, then return to step i), otherwise start normal work.
2) the self-destruction decision-making chip of self-destruction executive subsystem judges whether to receive the command-destruct from security control terminal, if
Receive into step 6), if do not received into step 3)；
3) self-destruction decision-making chip enters and tolls breakdown and unload judgement flow, tolls breakdown to unload judgement and be divided into structure and toll breakdown and unloads judgement and system power-off is sentenced by force
It is disconnected：
C) structure is tolled breakdown and unloads judgement：
Self-destruction decision-making chip whether tolled breakdown by structure unload judge port receive tolled breakdown come self-structure unload judging unit transmission
Toll breakdown and unload signal, if received, self-destruction decision-making chip decision structure is tolled breakdown and unloaded, into step 6), if do not had
Receive, into step 4)；
D) system powers off by force judgement：
Whether self-destruction decision-making chip is powered off by force by system judges that port is received come the comparator of self-destruction end power circuit
Logical value negates signal, if received, self-destruction decision-making chip judges that system is powered off by force, into step 6), if do not had
Receive, into step 4)；
4) control chip of security control terminal periodically sends pulse signal, self-destruction executive subsystem to self-destruction executive subsystem
If not receiving pulse signal, into step 6), if received, into step 5)；
5) security control terminal judges that security control terminal performs subsystem with self-destruction with self-destruction executive subsystem according to the power of signal
The distance between system：
E) signal intensity between control end radio communication unit and self-destruction end radio communication unit is more than alert threshold, it is believed that from
Executive subsystem is ruined positioned at safety zone, return to step 2)；
F) when signal intensity is less than alert threshold and more than self-destruction threshold value, it is believed that self-destruction executive subsystem is located at alarm region,
Security control terminal and self-destruction executive subsystem are simultaneously emitted by alarm, and enter countdown self-destruction, if in countdown knot
Shu Qian, signal intensity is more than alert threshold, then it is assumed that self-destruction executive subsystem returns to safety zone, return to step 2),
If before countdown terminates, signal intensity remains unchanged less than alert threshold, into step 6)；
G) when signal intensity be less than self-destruction threshold value when, it is believed that self-destruction executive subsystem departing from safety zone, into step 6)；
H) when self-destruction executive subsystem and security control terminal out of touch suddenly, i.e., self-destruction executive subsystem does not receive peace
The signal of full control terminal, self-destruction executive subsystem countdown, countdown enters step 6 after terminating)；
6) self-destruction decision-making chip sends arm command, controls Miniature safety solution to protect chip by security control end and disconnects arming,
Command-destruct then is sent, controls miniature ignition chip that electrocaloric effect occurs by ignition control end, temperature is raised；
7) after the temperature of miniature ignition chip is raised ignites the explosive charge in metal shell, outside the detonation wave extruding metal of formation
Shell, forms the metal energy-gathering jetting of high-speed and high-temperature, and jet impulse storage chip makes storage chip that the thing do not repaired to occur
Reason is damaged, and realizes the irretrievably destruction of information in storage chip.
It is finally noted that, the purpose for publicizing and implementing mode is that help further understands the present invention, but the skill of this area
Art personnel be appreciated that：Without departing from the spirit and scope of the invention and the appended claims, various substitutions and modifications are all
It is possible.Therefore, the present invention should not be limited to embodiment disclosure of that, and the scope of protection of present invention is with claim
The scope that book is defined is defined.
Claims (9)
1. a kind of intelligent beehive-shaped charge destruct system based on wireless networking, it is characterised in that the intelligent beehive-shaped charge destruct system bag
Include：Security control terminal and self-destruction executive subsystem, the two constitutes master-slave network, one by way of wireless networking
Security control terminal carries out networking with multiple self-destruction executive subsystems；Pass through between security control terminal and self-destruction executive subsystem
The signal strength of wireless telecommunications, judges distance therebetween, and sets safety zone, and security control terminal is located at whole intelligence
The center of the safety zone of energy beehive-shaped charge destruct system；Wherein, security control terminal includes control chip, control end is wireless
Communication unit, human-computer interaction device and control end power circuit, control end power supply be respectively connecting to control chip, control end without
Line communication unit and human-computer interaction device, control chip connection control end radio communication unit and human-computer interaction device；Self-destruction is held
Row subsystem includes the execution layer circuit board, function layer circuit board, anti-disassembling device and the miniature cumulative that are encapsulated in encapsulating housing
Powder charge；Perform layer circuit board on set miniature ignition chip, Miniature safety solution protect chip and storage chip, each pin by
Layer circuit board is performed to draw；Miniature beehive-shaped charge is arranged on miniature ignition chip and storage chip, miniature beehive-shaped charge it is recessed
Fall into just to the surface of storage chip；Self-destruction decision-making chip, detonation electric capacity and mutual capacitance are set on function layer circuit board, respectively
Individual pin is drawn by function layer circuit board；One end of detonation electric capacity is by the power input of self-destruction end power circuit through self-destruction end
Power circuit inside and power output end are connected with the ignition control end in output control unit, for miniature ignition chip is provided
Energy needed for quick-fried, other end ground connection；Determined with self-destruction by the power output end of self-destruction end power circuit one end of mutual capacitance
In plan chip power supply in need unit be connected, self-destruction executive subsystem lose external power source in the case of, there is provided make
Self-destruction executive subsystem completes the energy of self-destruction work；Self-destruction decision-making chip includes output control unit, memory cell, logic
Judging unit, structure are tolled breakdown and unload judging unit, self-destruction end power circuit and self-destruction end radio communication unit；Miniature ignition chip
A pair of ignition electrodes and Miniature safety solution protect chip a pair of security control electrodes it is in parallel, and be respectively connecting to output control list
The ignition control end and ground terminal of unit, when storage chip is in normal condition, Miniature safety solution protects chip by miniature ignition chip
Short circuit；A pair of solutions that Miniature safety solution protects chip protect security control end and ground that coordination electrode is respectively connecting to output control unit
End；Self-destruction end power circuit is connected to the output control list of mutual capacitance and self-destruction decision-making chip by power output end respectively
Unit, memory cell, logic judgment unit and self-destruction end radio communication unit；External power is connected to self-destruction by power input
End power circuit；Logic judgment unit is tolled breakdown with output control unit, memory cell, structure unload judging unit and self-destruction respectively
End radio communication unit connection；One end of anti-disassembling device is arranged on the inner surface of package casing, and the other end is tolled breakdown by structure
Unload judging unit and be connected to the structure of logic judgment unit and toll breakdown to unload and judge port；Control end radio communication unit and self-destruction end without
Line communication unit is connected by wireless telecommunications；When security control terminal sends command-destruct, or self-destruction decision-making chip judges to meet
To toll breakdown unload need execution toll breakdown unload self-destruction or depart from safety zone need perform depart from safety zone self-destruction when, self-destruction decision-making core
Piece controls Miniature safety solution to protect chip arming by the security control end of output control unit, and by ignition control end
Ignition instruction is sent, the electric energy in detonation electric capacity is through self-destruction end power circuit, output control unit and miniature ignition chip shape
Into electric capacity discharge loop, discharged rapidly by miniature ignition chip, cause miniature ignition chip to generate heat, ignite miniature cumulative dress
Explosive in medicine, forms metal energy-gathering jetting impact storage chip high, so as to realize the self-destruction of storage chip.
2. intelligence beehive-shaped charge destruct system as claimed in claim 1, it is characterised in that be provided with contact pin on layer circuit board is performed
Hole, will be arranged on each pin of the miniature ignition chip, Miniature safety solution guarantor's chip and storage chip that perform on layer circuit board
Draw；Pin holes are provided with function layer circuit board, self-destruction decision-making chip, detonation on function layer circuit board will be arranged on
Each pin of electric capacity and mutual capacitance is drawn；It is corresponding with pin holes to set between execution circuit plate and function layer circuit board
Pin contact pin is put, corresponding pin between execution circuit plate and function layer circuit board is electrically connected.
3. intelligence beehive-shaped charge destruct system as claimed in claim 1, it is characterised in that the miniature ignition chip is using electric firer
Product；Electric spark workpiece includes two ignition electrodes and the zone of action, and two ignition electrodes are divided respectively positioned at the two ends of the zone of action
The ignition control end and ground terminal of self-destruction decision-making chip are not connected to.
4. intelligence beehive-shaped charge destruct system as claimed in claim 1, it is characterised in that the Miniature safety solution protect chip use by
Solid state switch from normal open to normal off State Transferring；The solid state switch includes：Control bridge and wire bridge, and two
Insulating barrier between person；Wherein, control bridge includes the electrode at two ends and active region connecting the two, and the two ends of control bridge are made
For a pair of solutions protect security control end and ground terminal that coordination electrode is respectively connecting to self-destruction decision-making chip；Wire bridge includes the electricity at two ends
Pole and active region connecting the two, the two ends of wire bridge are connected in parallel on the one of miniature ignition chip as a pair of security control electrodes
To in ignition electrode；The active region of wire bridge covers the active region of control bridge.
5. intelligence beehive-shaped charge destruct system as claimed in claim 1, it is characterised in that the self-destruction decision-making chip includes：Logic
Judging unit, structure are tolled breakdown and unload judging unit, memory cell, output control unit, self-destruction end radio communication unit and self-destruction
End power circuit；Wherein, logic judgment unit receives the information of self-destruction end radio communication unit, and single in storage according to storage
Instruction in unit judges whether current time needs to perform self-destruction, if need not, attonity, if desired then logic judgment list
Unit successively sends arm command and command-destruct to output control unit；Memory cell be used for store instructions decision-making process and
The subsystem identity coding of self-destruction executive subsystem, each self-destruction executive subsystem has unique identity coding；Output
Control unit receives arm command and command-destruct from logic judgment unit, and miniature by the control of security control end respectively
Safety solution is protected chip and disconnects arming, and controls miniature ignition chip to generate heat to perform self-destruction by ignition control end.
6. intelligence beehive-shaped charge destruct system as claimed in claim 1, it is characterised in that the miniature beehive-shaped charge is included outside metal
Shell and the explosive of inside；Metal shell includes top surface, side and bottom surface, and top surface is circle, and side is the side of cylinder,
Bottom surface is inner conical.
7. intelligence beehive-shaped charge destruct system as claimed in claim 1, it is characterised in that the self-destruction end of the self-destruction executive subsystem
Power circuit includes：Power input, power supply change-over device and comparator；Wherein, power input introduces external power source；
After converted device conversion, by output port of power source to the self-destruction end wireless telecommunications in mutual capacitance and self-destruction executive subsystem
Unit, logic judgment unit and memory cell provide operating voltage；The output end difference of power input and power supply change-over device
It is connected to the input of comparator, the system that the output end of comparator is connected to logic judgment unit powers off judge port by force.
8. a kind of intelligent beehive-shaped charge self-destruction method based on wireless networking, it is characterised in that security control terminal and self-destruction perform son
System, constitutes master-slave network by way of wireless networking, and a security control terminal is entered with multiple self-destruction executive subsystems
Row networking；By the signal strength of wireless telecommunications between security control terminal and self-destruction executive subsystem, judge therebetween
Distance, and safety zone is set, security control terminal is located at the center of the safety zone of whole destruct system, and the intelligence is gathered
Energy powder charge self-destruction method is comprised the following steps：
1) self-destruction executive subsystem and security control terminal network consisting；
2) the self-destruction decision-making chip of self-destruction executive subsystem judges whether to receive the command-destruct from security control terminal, if
Receive into step 6), if do not received into step 3)；
3) self-destruction decision-making chip enters and tolls breakdown and unload judgement flow, tolls breakdown to unload judgement and be divided into structure and toll breakdown and unloads judgement and system power-off is sentenced by force
It is disconnected：
A) structure is tolled breakdown and unloads judgement：
Self-destruction decision-making chip whether tolled breakdown by structure unload judge port receive tolled breakdown come self-structure unload judging unit transmission
Toll breakdown and unload signal, if received, self-destruction decision-making chip decision structure is tolled breakdown and unloaded, into step 6), if do not had
Receive, into step 4)；
B) system powers off by force judgement：
Whether self-destruction decision-making chip is powered off by force by system judges that port is received come the comparator of self-destruction end power circuit
Logical value negates signal, if received, self-destruction decision-making chip judges that system is powered off by force, into step 6), if do not had
Receive, into step 4)；
4) control chip of security control terminal periodically sends pulse signal, self-destruction executive subsystem to self-destruction executive subsystem
If not receiving pulse signal, into step 6), if received, into step 5)；
5) security control terminal judges that security control terminal performs subsystem with self-destruction with self-destruction executive subsystem according to the power of signal
The distance between system：
A) signal intensity between control end radio communication unit and self-destruction end radio communication unit is more than alert threshold, it is believed that from
Executive subsystem is ruined positioned at safety zone, return to step 2)；
B) when signal intensity is less than alert threshold and more than self-destruction threshold value, it is believed that self-destruction executive subsystem is located at alarm region,
Security control terminal and self-destruction executive subsystem are simultaneously emitted by alarm, and enter countdown self-destruction, if in countdown knot
Shu Qian, signal intensity is more than alert threshold, then it is assumed that self-destruction executive subsystem returns to safety zone, return to step 2),
If before countdown terminates, signal intensity remains unchanged less than alert threshold, into step 6)；
C) when signal intensity be less than self-destruction threshold value when, it is believed that self-destruction executive subsystem departing from safety zone, into step 6)；
D) when self-destruction executive subsystem and security control terminal out of touch suddenly, i.e., self-destruction executive subsystem does not receive peace
The signal of full control terminal, self-destruction executive subsystem countdown, countdown enters step 6 after terminating)；
6) self-destruction decision-making chip sends arm command, controls Miniature safety solution to protect chip by security control end and disconnects arming,
Command-destruct then is sent, controls miniature ignition chip that electrocaloric effect occurs by ignition control end, temperature is raised；
7) after igniting the explosive charge in the metal shell of miniature beehive-shaped charge, the detonation wave extruding metal shell of formation forms high
The metal energy-gathering jetting of fast high temperature, jet impulse storage chip makes storage chip that the physical damnification do not repaired to occur, real
The irretrievably destruction of information in existing storage chip.
9. intelligence beehive-shaped charge self-destruction method as claimed in claim 8, it is characterised in that in step 1) in, self-destruction performs subsystem
System and security control terminal network consisting, comprise the following steps：
I. security control terminal sends control end identity coding and register instruction；
Ii. the self-destruction decision-making chip of self-destruction executive subsystem compiles control end identity after receiving control end identity coding and register instruction
Code storage in the memory unit, and the subsystem identity coding in memory cell is sent to security control terminal, safety
Control terminal records subsystem identity coding, is simultaneously emitted by the instruction of successful matching, the pulse sent after the match is successful
Include control end identity coding and subsystem identity coding information in signal, self-destruction signal and Restart Signal, with reality
Now the independent control and self-destruction executive subsystem of each self-destruction executive subsystem of security control terminal-pair are only obeyed and come from
The security control end command of successful matching, self-destruction executive subsystem is only compiled receiving with identity in its memory cell
The consistent security control end command of code can just make a response；
Iii. self-destruction executive subsystem will close the function that register instruction is received in self-destruction decision-making chip after receiving successful matching instruction, and
The information that feedback succeeds in registration, after security control terminal receives the feedback that succeeds in registration, shows note on human-computer interaction device
Volume success, otherwise shows failure；Afterwards, sent from same security control terminal if self-destruction executive subsystem is connected to
Remove name from the rolls instruction, then self-destruction executive subsystem will delete the control end identity coding of storage and be again turned on receiving registration referring to
The function of order；
Iv. after successful registration, self-destruction executive subsystem starts waiting for the instruction of restarting of the security control terminal from successful matching；
V. after restarting successfully, self-destruction executive subsystem judges whether to receive the command for stopping from security control terminal, if connect
Receive, then return to step i), otherwise start normal work.
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