CN103692981B - Chaotic-encryption-technology-based LED (Light Emitting Diode) electronic license plate and encoding and decoding method thereof - Google Patents
Chaotic-encryption-technology-based LED (Light Emitting Diode) electronic license plate and encoding and decoding method thereof Download PDFInfo
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- CN103692981B CN103692981B CN201310695565.1A CN201310695565A CN103692981B CN 103692981 B CN103692981 B CN 103692981B CN 201310695565 A CN201310695565 A CN 201310695565A CN 103692981 B CN103692981 B CN 103692981B
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Abstract
The invention discloses a chaotic-encryption-technology-based LED (Light Emitting Diode) electronic license plate and an encoding and decoding method thereof. According to the chaotic-encryption-technology-based LED electronic license plate, the license plate can be clearly distinguished due to the fact that the LED electronic license plate can give out light, a vehicle encryption storage unit which is arranged inside the license plate can store vehicle information, the vehicle information is coded and encoded through the chaotic encryption technology, the license plate can be prevented from being faked, and copying of the license plate is eradicated.
Description
Technical field
The present invention relates to information of vehicles encryption anti-counterfeiting field is and in particular to a kind of led electronics based on Chaos Encryption Technology
Car plate and its encryption and decryption method.
Background technology
Car plate used in existing vehicle, can only be identified by the number on car plate, is susceptible to showing of deck
As, and car plate will not light, and its number-plate number is cured on car plate, and that is, the inconvenient automatic detection identification to vehicle, chases after
Track and remote monitoring, also cannot avoid the stolen phenomenon of car plate, in addition, also due to the number-plate number will not light, being difficult in evening
On see the number-plate number clearly, be not easy to the management to vehicle.
Content of the invention
For solving the above problems, it is an object of the invention to provide one kind can effectively prevent deck phenomenon, to car plate, vehicle
Information carries out a kind of led electronic license plate based on Chaos Encryption Technology and its encryption and decryption method of electronization and encryption.
The present invention solves its problem and be the technical scheme is that
A kind of led electronic license plate based on Chaos Encryption Technology, including car plate body, described car plate body radio wave energy is worn
Saturating material is made, and the surface of described car plate body is provided with the led display screen for showing the number-plate number, is provided with car plate body
Microprocessor and the signal receiver for receiving extraneous radio wave, described signal receiver is connected with microprocessor, micro- place
Reason device is connected with led display screen by light-operated circuit, also includes information of vehicles encryption memory element and is used for generating chaos encryption
The chaos generator of information, described information of vehicles encryption memory element is connected with microprocessor, the information of described car plate and car body
Generate encryption information to be stored in information of vehicles encryption memory element after chaos generator encryption.
Further, described information of vehicles encryption memory element is internal or external at car plate body.
Further, described information of vehicles encryption memory element is intelligent ic card.
Further, described car plate body is additionally provided with the wireless anti-theft alarming device being connected with microprocessor, described wireless
Burglar alarm is wirelessly connected with the cpu being arranged in car body, when car plate body is stolen, wireless anti-theft alarming device and car body
Interior cpu disconnecting, shows the stolen mark of screen display car plate in led simultaneously.
Further, described car plate body is additionally provided with buzzer, described buzzer is connected with microprocessor, when car plate is stolen
When, described buzzer sends warning sound.
A kind of encryption method being applied to the above-mentioned led electronic license plate based on Chaos Encryption Technology is it is characterised in that include
Following steps:
A, acquisition car plate and car body information, and convert thereof into Initial Information and the iterative steps of chaos generator；
B, according to iterative steps by Initial Information with after processing through chaos generator chaos encryption, store to information of vehicles plus
In close memory element.
Further, in described step a, car plate and car body information are converted into chaos generator initial information and iterative steps
Concrete grammar include:
A1, the number-plate number and car body information data are carried out binary system or hexadecimal code respectively as chaos generator
Initial Information x0、y0；
As the iterative steps n of chaos generator after a2, car body information data are encoded.
Further, the method carrying out chaos encryption to Initial Information in step b includes:
B1: obtain Initial Information x0、y0；
B2: obtain generated iterative steps n；
B3: chaos generator is according to iterative steps n to Initial Information x0、y0Carry out two-dimension non linearity chaos system encryption, raw
Become encryption information x(n+1)、y(n+1)Store to information of vehicles encryption memory element.
As above-mentioned improvement further, according to iterative steps n to Initial Information x in described step b30、y0Carry out two dimension
The formula of nonlinear chaotic system encryption is as follows:
y(n+1)=bxn
By arranging 1.05 < a, < when 1.8, b=0.3, system produces chaos phenomenon, initial value x0、y0, enter through above-mentioned formula
After n iteration of row, chaos generator produces encryption information x(n+1)、y(n+1), encryption information x(n+1)、y(n+1)It is saved in information of vehicles
In encryption memory element.
A kind of decryption method of the encryption method being applied to the above-mentioned led electronic license plate based on Chaos Encryption Technology, it is special
Levy and be to comprise the following steps:
C1: be wirelessly connected with the signal receiver in car plate body by wireless reading device, obtain information of vehicles encryption and deposit
Encryption information x in storage unit(n+1)、y(n+1)；
C2: obtain iterative steps n after car body information data coding；
C3: chaos generator is according to iterative steps n and encryption information x(n+1)、y(n+1)Carry out two-dimension non linearity chaos system
Inverse operation inverse operation decodes former car and joins information, and it is legal to verify whether.
The invention has the beneficial effects as follows: the present invention adopt a kind of led electronic license plate based on Chaos Encryption Technology and its
Encryption and decryption method, its led electronic license plate can be lighted, even if also car plate can be seen clearly at night, is provided with vehicle in car plate
Information encrypts the information that memory element can store vehicle, and this information is encrypted by chaos algorithm and deciphers, and can prevent
Only car plate is forged, and prevents the phenomenon of deck.
Brief description
The invention will be further described with example below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of led electronic license plate of the present invention；
Fig. 2 is the method flow diagram of the encryption method of led electronic license plate of the present invention；
Fig. 3 is the concrete grammar flow chart of step a of the present invention；
Fig. 4 is the concrete grammar flow chart of step b of the present invention；
Fig. 5 is the method flow diagram of the decryption method of led electronic license plate of the present invention.
Specific embodiment
With reference to Fig. 1, a kind of led electronic license plate based on Chaos Encryption Technology of the present invention, including car plate body, described car plate
Body is made with the material that radio wave energy penetrates, and the surface of described car plate body is provided with and shows for the led showing the number-plate number
Screen, is provided with microprocessor and for receiving the signal receiver of extraneous radio wave in car plate body, described signal receiver with
Microprocessor connects, and microprocessor is connected with led display screen by light-operated circuit, also include information of vehicles encrypt memory element with
For generating the chaos generator of chaos encryption information, described information of vehicles encryption memory element is connected with microprocessor, described
The information of car plate and car body generates encryption information after chaos generator encryption and is stored in information of vehicles encryption memory element, institute
State information of vehicles encryption memory element and be internal or external at car plate body, specifically, described information of vehicles encryption memory element is intelligence
Can ic card.
Further, described car plate body is additionally provided with the wireless anti-theft alarming device being connected with microprocessor, described wireless
Burglar alarm is wirelessly connected with the cpu being arranged in car body, when car plate body is stolen, wireless anti-theft alarming device and car body
Interior cpu disconnecting, shows the stolen mark of screen display car plate in led simultaneously.When car plate is stolen, led display screen
The stolen mark of upper display car plate, the deck phenomenon that car plate can be prevented stolen and occur.
In order to strengthen theftproof performance further, described car plate body is additionally provided with buzzer, described buzzer and microprocessor
Device connects, and when car plate is stolen, described buzzer sends warning sound and reminds car plate stolen.
Shown in reference Fig. 2, a kind of encryption method applying the above-mentioned led electronic license plate based on Chaos Encryption Technology, it is special
Levy and be to comprise the following steps:
A, acquisition car plate and car body information, and convert thereof into Initial Information and the iterative steps of chaos generator；
B, according to iterative steps by Initial Information with after processing through chaos generator chaos encryption, store to information of vehicles plus
In close memory element.
With reference to shown in Fig. 3, in described step a, car plate and car body information are converted into chaos generator initial information and iteration
The concrete grammar of step number includes:
A1, the number-plate number and car body information data are carried out binary system or hexadecimal code respectively as chaos generator
Initial Information x0、y0；
As the iterative steps n of chaos generator after a2, car body information data are encoded.
With reference to shown in Fig. 4, the method carrying out chaos encryption to Initial Information in step b includes:
B1: obtain Initial Information x0、y0；
B2: obtain generated iterative steps n；
B3: chaos generator is according to iterative steps n to Initial Information x0、y0Carry out two-dimension non linearity chaos system encryption, raw
Become encryption information x(n+1)、y(n+1)Store to information of vehicles encryption memory element.
Specifically, in described step b3 according to iterative steps n to Initial Information x0、y0Carry out two-dimension non linearity chaos system
The formula of encryption is as follows:
y(n+1)=bxn
By arranging 1.05 < a, < when 1.8, b=0.3, system produces chaos phenomenon, initial value x0、y0, enter through above-mentioned formula
After n iteration of row, chaos generator produces encryption information x(n+1)、y(n+1), encryption information x(n+1)、y(n+1)It is saved in information of vehicles
In encryption memory element, cannot see from car plate surface.
Shown in reference Fig. 5, a kind of solution of the encryption method being applied to the above-mentioned led electronic license plate based on Chaos Encryption Technology
Decryption method, comprises the following steps:
C1: be wirelessly connected with the signal receiver in car plate body by wireless reading device, obtain information of vehicles encryption and deposit
Encryption information x in storage unit(n+1)、y(n+1)；
C2: obtain iterative steps n after car body information data coding；
C3: chaos generator is according to iterative steps n and encryption information x(n+1)、y(n+1)Carry out two-dimension non linearity chaos system
Inverse operation inverse operation decodes former car and joins information, and it is legal to verify whether.
A kind of led electronic license plate based on Chaos Encryption Technology and its encryption and decryption method that the present invention adopts, its led
Electronic license plate can be lighted, even if also car plate can be seen clearly at night, being provided with information of vehicles encryption memory element in car plate can
To store the information of vehicle, and this information is encrypted by chaos algorithm and deciphers, and car plate can be prevented to be forged, and prevents to cover
The phenomenon of board.
The above, simply presently preferred embodiments of the present invention, the invention is not limited in above-mentioned embodiment, as long as
It reaches the technique effect of the present invention with identical means, all should belong to protection scope of the present invention.
Claims (10)
1. a kind of led electronic license plate based on Chaos Encryption Technology, including car plate body it is characterised in that: described car plate body is no
The material that line electric wave can penetrate is made, and the surface of described car plate body is provided with the led display screen for showing the number-plate number, car plate
It is provided with microprocessor and signal receiver, described signal receiver and microprocessor for receiving extraneous radio wave in vivo
Connect, microprocessor is connected with led display screen by light-operated circuit, also include information of vehicles encryption memory element and be used for generating
The chaos generator of chaos encryption information, described information of vehicles encryption memory element is connected with microprocessor, described car plate and car
The information of body generates encryption information after chaos generator encryption and is stored in information of vehicles encryption memory element.
2. a kind of led electronic license plate based on Chaos Encryption Technology according to claim 1 it is characterised in that: described car
Information encryption memory element is internal or external at car plate body.
3. a kind of led electronic license plate based on Chaos Encryption Technology according to claim 1 and 2 it is characterised in that: described
Information of vehicles encryption memory element is intelligent ic card.
4. a kind of led electronic license plate based on Chaos Encryption Technology according to claim 1 it is characterised in that: described car
The wireless anti-theft alarming device being connected with microprocessor is additionally provided with board body, described wireless anti-theft alarming device be arranged at car
Internal cpu wirelessly connects, when car plate body is stolen, cpu disconnecting in wireless anti-theft alarming device and car body, and exist simultaneously
Led shows the stolen mark of screen display car plate.
5. according to a kind of led electronic license plate based on Chaos Encryption Technology described in claim 4 it is characterised in that: described car plate
It is additionally provided with buzzer, described buzzer is connected with microprocessor, when car plate is stolen, described buzzer sends warning and rings on body
Sound.
6. a kind of encryption method being applied to the arbitrary described led electronic license plate based on Chaos Encryption Technology of claim 1 to 5,
It is characterized in that comprising the following steps:
A, acquisition car plate and car body information, and convert thereof into Initial Information and the iterative steps of chaos generator；
B, according to iterative steps by Initial Information and through chaos generator chaos encryption process after, store to information of vehicles encryption deposit
In storage unit.
7. the encryption method of a kind of led electronic license plate based on Chaos Encryption Technology according to claim 6, its feature exists
Car plate and car body information are converted into the concrete grammar bag of chaos generator initial information and iterative steps in described step a
Include:
A1, the number-plate number and car body information data are carried out respectively binary system or hexadecimal code as chaos generator just
Value information x0、y0；
As the iterative steps n of chaos generator after a2, car body information data are encoded.
8. the encryption method of a kind of led electronic license plate based on Chaos Encryption Technology according to claim 6, its feature exists
In: the method carrying out chaos encryption to Initial Information in step b includes:
B1: obtain Initial Information x0、y0；
B2: obtain generated iterative steps n；
B3: chaos generator is according to iterative steps n to Initial Information x0、y0Carry out two-dimension non linearity chaos system encryption, generate and add
Confidential information x(n+1)、y(n+1)Store to information of vehicles encryption memory element.
9. the encryption method of a kind of led electronic license plate based on Chaos Encryption Technology according to claim 8, its feature exists
In: according to iterative steps n to Initial Information x in described step b30、y0Carry out the formula of two-dimension non linearity chaos system encryption such as
Under:
y(n+1)=bxn
By arranging 1.05 < a, < when 1.8, b=0.3, system produces chaos phenomenon, initial value x0、y0, carry out n time through above-mentioned formula
After iteration, chaos generator produces encryption information x(n+1)、y(n+1), encryption information x(n+1)、y(n+1)It is saved in information of vehicles encryption to deposit
In storage unit.
10. a kind of encryption method being applied to the arbitrary described led electronic license plate based on Chaos Encryption Technology of claim 6 to 9
Decryption method it is characterised in that comprising the following steps:
C1: be wirelessly connected with the signal receiver in car plate body by wireless reading device, obtain information of vehicles encryption storage single
Encryption information x in unit(n+1)、y(n+1)；
C2: obtain iterative steps n after car body information data coding；
C3: chaos generator is according to iterative steps n and encryption information x(n+1)、y(n+1)Carry out two-dimension non linearity chaos system inverse operation
Inverse operation decodes former car and joins information, and it is legal to verify whether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310695565.1A CN103692981B (en) | 2013-12-17 | 2013-12-17 | Chaotic-encryption-technology-based LED (Light Emitting Diode) electronic license plate and encoding and decoding method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310695565.1A CN103692981B (en) | 2013-12-17 | 2013-12-17 | Chaotic-encryption-technology-based LED (Light Emitting Diode) electronic license plate and encoding and decoding method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN103692981A CN103692981A (en) | 2014-04-02 |
| CN103692981B true CN103692981B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310695565.1A Expired - Fee Related CN103692981B (en) | 2013-12-17 | 2013-12-17 | Chaotic-encryption-technology-based LED (Light Emitting Diode) electronic license plate and encoding and decoding method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105391731B (en) * | 2015-12-07 | 2018-06-19 | 宿迁学院 | Wireless electronic license plate, its encryption method and encryption system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101767554A (en) * | 2008-12-31 | 2010-07-07 | 吉林市北华航天科技有限公司 | Electronic vehicle license system |
| CN102658799A (en) * | 2012-04-16 | 2012-09-12 | 徐晓涛 | Intelligent electronic license plate and remote positioning identification management system thereof |
| CN102819812A (en) * | 2012-07-12 | 2012-12-12 | 黑龙江大学 | Anti-cheating system for tracing agricultural products based on chaos encryption algorithm |
| CN202940605U (en) * | 2012-10-26 | 2013-05-15 | 张义术 | Portable charging terminal having anti-theft function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HRP20040189B1 (en) * | 2004-02-26 | 2007-12-31 | Jovanovi� Vladimir | System for wireless electronic licence plates |
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2013
- 2013-12-17 CN CN201310695565.1A patent/CN103692981B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101767554A (en) * | 2008-12-31 | 2010-07-07 | 吉林市北华航天科技有限公司 | Electronic vehicle license system |
| CN102658799A (en) * | 2012-04-16 | 2012-09-12 | 徐晓涛 | Intelligent electronic license plate and remote positioning identification management system thereof |
| CN102819812A (en) * | 2012-07-12 | 2012-12-12 | 黑龙江大学 | Anti-cheating system for tracing agricultural products based on chaos encryption algorithm |
| CN202940605U (en) * | 2012-10-26 | 2013-05-15 | 张义术 | Portable charging terminal having anti-theft function |
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| CN103692981A (en) | 2014-04-02 |
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