CN106183534A - Parameter layering gradient multivariate encrypted binary RMB anti-counterfeiting printing process - Google Patents
Parameter layering gradient multivariate encrypted binary RMB anti-counterfeiting printing process Download PDFInfo
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- CN106183534A CN106183534A CN201610851033.6A CN201610851033A CN106183534A CN 106183534 A CN106183534 A CN 106183534A CN 201610851033 A CN201610851033 A CN 201610851033A CN 106183534 A CN106183534 A CN 106183534A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/30—Identification or security features, e.g. for preventing forgery
- B42D25/305—Associated digital information
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Abstract
A kind of parameter layering gradient multivariate encrypted binary RMB anti-counterfeiting printing process, binary system anti-counterfeiting information can be generated binary modulated signal by multicomponent layer-granulated encryption and chnnel coding by the method, and by circulation look-up table modulation system, anti-counterfeiting information is embedded in the whole RMB page with the changing in order of shape of amplitude, anti-counterfeiting information can be identified from any one fragment when RMB identification, may be used in the anti-counterfeit printing of RMB.
Description
Technical field:
The present invention relates to a kind of RMB anti-counterfeiting printing technology, particularly a kind of parameter layering gradient multivariate encrypted binary people
Coin antiforging printing method, in the anti-counterfeit printing of the RMB that this RMB anti-counterfeiting printing technology may be used for various face amount.
Background technology:
Currency security is related to a national financial security, produces beginning struggle that is false proof and that fake from currency and does not the most stop
Breath, the RMB of China has carried out innovating audaciously, have employed watermark anti-counterfeiting technology, safety line anti-counterfeiting technology, carved intaglio print
Brush and gravure wiring anti-counterfeiting technology, red blue color fiber and colorless fluorescent fibre false-proof technology, stealthy denomination digital anti-counterfeiting technology,
Photochromatic printing ink printing surface specified number word anti-counterfeiting technology, yin yang complementarity are to being patterned anti-counterfeiting technology, number convex print anti-counterfeiting technology, miniature literary composition
The multinomial anti-counterfeiting technologies such as word anti-counterfeiting technology, colorless fluorescent pattern anti-fake technology, colored fluorescent pattern anti-fake technology and docking coincide,
But struggle that is false proof and that fake is high-tech trial of strength, more advanced anti-counterfeiting technology has certain ageing, therefore it is necessary to not
Disconnected lifting RMB anti-counterfeiting technology so that it is being forever in the leading position of anti-counterfeiting technology, this also maintains financial security of the country
Basic assurance.
Summary of the invention:
In order to improve reliability and the safety of RMB anti-counterfeiting, the present invention is directed to the deficiency of existing RMB anti-counterfeiting existence to existing
RMB anti-counterfeiting technology is had to be improved, it is proposed that the RMB of a kind of binary system coded signal modulation amplitude shape is prevented
Pseudo-technology, anti-counterfeiting information, by the change of amplitude shape in printing RMB, is entered by this RMB anti-counterfeiting technology with two
Coded signal form processed is embedded in the whole RMB page, can identify false proof from any one fragment when RMB identification
Information, therefore has very strong disguised and crush resistance.
The technical solution adopted for the present invention to solve the technical problems is: first to image and character anti-counterfeiting information number
Wordization processes, and utilizes the binary system anti-counterfeiting information table that image and character anti-counterfeiting information generate 8 group, for preventing in ciphering process
Produce information spillover, 8 one group of binary system anti-counterfeiting information in binary system anti-counterfeiting information table are expanded to 16 one group of binary systems
Anti-counterfeiting information, generates most-significant byte and is all 16 the one group binary system anti-counterfeiting information table of 0, by 16 one group binary system anti-counterfeiting information table
In i-th group of 16 binary system anti-counterfeiting information be denoted as Ni, i is the positive integer more than 0, and eight-digit binary number encryption parameter is denoted as, encryption parameterIt is 0 C
The bigit of 255, binary operator control variable is denoted as k, and binary operator control variable k is that the two of 0 k 7 enters
Integer processed, operatorUse+,-, ×, tetra-kinds of operators of ÷, binary operator
During control variable k=0Be defined as+, during binary operator control variable k=1Be respectively defined as+, ÷, binary system
During operator control variable k=2Be respectively defined as-, ÷ ,+, during binary operator control variable k=3Be respectively defined as+, × ,+, ÷, during binary operator control variable k=4Be respectively defined as+, × ,+, ÷ ,-, during binary operator control variable k=5Be respectively defined as+, × ,+, ÷ ,-, ÷, during binary operator control variable k=6Be respectively defined as+, × ,+, ÷ ,-, ÷ ,+, binary operator control variable k=7
TimeBe respectively defined as+, × ,+, ÷ ,-, ÷ ,+, ×, by 16 one group
I-th group of 16 binary system encryption anti-fake information in binary system encryption anti-fake information table are denoted as Ni, binary operator control variable k
When=0, multicomponent layer-granulated cryptographic calculation formula is defined as, multicomponent layer-granulated encryption fortune during binary operator control variable k=1
Calculation formula is defined as, during binary operator control variable k=2, multicomponent layer-granulated cryptographic calculation formula is defined as, during binary operator control variable k=3, multicomponent layer-granulated cryptographic calculation formula is defined as, during binary operator control variable k=4, multicomponent layer-granulated cryptographic calculation formula is defined as, multicomponent layer-granulated cryptographic calculation formula during binary operator control variable k=5
It is defined as, multicomponent layer-granulated encryption during binary operator control variable k=6
Operational formula is defined as, during binary operator control variable k=7
Multicomponent layer-granulated cryptographic calculation formula is defined asIf,
Determine encryption parameterInitial value, set 16 one group binary system anti-counterfeiting information table
In 16 binary system anti-counterfeiting information NiPosition control variable i=1, from 16 one group binary system anti-counterfeiting information table first group 16
Position binary system anti-counterfeiting information N1Starting, circulation uses above-mentioned eight kinds of different cryptographic calculation formula false proof to 16 one group of binary systems
In information table, 16 binary system anti-counterfeiting information are encrypted computing, and carry out i+1 and k+1 while cryptographic calculation each time
Computing, along with the value of i and k changes, by preventing each group of 16 binary systems in 16 one group binary system anti-counterfeiting information table
Fake information is encrypted computing, generates 16 one group binary system encryption anti-counterfeitings corresponding with 16 one group binary system anti-counterfeiting information table
Information table, is digitized the shape of amplitude in RMB printing processing, is shaped to by amplitudeWithTwo kinds, whereinBe defined as numeral 0,It is defined as numeral 1, RMB printing process utilizes 16 one of generation
The binary system encryption anti-fake information of group, by the amplitude on the circulation look-up table modulation RMB page, makes on the RMB page
Amplitude regular be changed according to the shape of above two amplitude, after modulation on the RMB page adjacent 16
Individual amplitude constitutes one group of 16 binary system anti-counterfeiting information so that taken by the change of amplitude shape on the RMB page
Band anti-counterfeiting information, and make this anti-counterfeiting information be embedded in whole RMB page site, it is achieved RMB anti-counterfeiting.By the people
Non-in the coin page embed extractible anti-counterfeiting information, it is possible to provide valid certificates for real Renminbi, have stronger simultaneously obviously
Anti-forgery ability, and do not increase extra false proof cost.
For solving above-mentioned technical problem, first it is digitized anti-counterfeiting information processing, generates the binary system of 8 group
Anti-counterfeiting information table, anti-counterfeiting information can be image information and Word message information, by 8 one group in binary system anti-counterfeiting information table
Binary system anti-counterfeiting information expands to 16 one group of binary system anti-counterfeiting information, and 16 one group of binary systems that generation most-significant byte is all 0 are false proof
Each 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are carried out layered encryption fortune by information table
Calculate, generate the binary system encryption anti-fake information table of 16 group, utilize 16 binary systems in binary system encryption anti-fake information table
Encryption anti-fake information, through chnnel coding, generates the binary modulated signal of 16 group with error detecting and error correcting function, letter
Road coding can use loop coding, convolutional encoding or Turbo to encode various ways, picture of RMB page original continuous being changed the line map
Signal processes (RIP) and hybrid screening output halftoning hybrid screening picture signal through rasterizing, including amplitude
With FM screened image signal, 16 the one group of binary modulated signals generated are utilized to use circulation look-up table modulation system modulation
The shape of amplitude in halftoning hybrid screening picture signal, make the shape of amplitude according toWithRegular
Raw change, makes adjacent 16 amplitudes in halftoning hybrid screening picture signal carry 16 binary systems by the change of shape
Encryption anti-fake information, thus generate the halftoning hybrid screening image letter embedding anti-counterfeiting information in whole RMB page site
Number, it is achieved the anti-counterfeit printing of RMB.
When extracting anti-counterfeiting information, first gather RMB page halftone dot image signal, through the shape to amplitude
Fuzzy diagnosis, differentiate the shape of amplitude, extract the edge signal of amplitude and shape information, demodulate the RMB page
The shape information of amplitude, exports the binary modulated signal of 16 group, the binary system to 16 group of demodulation output
Modulated signal carries out channel-decoding, recovers to generate binary system deciphering anti-counterfeiting information table after channel-decoding.
Binary system is deciphered in anti-counterfeiting information table 16 binary informations and is denoted as Hi, by ciphering process, extensive
In the binary system deciphering anti-counterfeiting information table of repetitive generation, during binary operator control variable k=0, multicomponent layer-granulated deciphering computing is, during binary operator control variable k=1, multicomponent layer-granulated deciphering computing is, two
During system operator control variable k=2, multicomponent layer-granulated deciphering computing is, binary operator control
During variable k=3 processed, multicomponent layer-granulated deciphering computing is, binary operator controls to become
During amount k=4, multicomponent layer-granulated deciphering computing is, binary operator controls to become
During amount k=5, multicomponent layer-granulated deciphering computing is, binary operator controls
During variable k=6, multicomponent layer-granulated deciphering computing is, binary system is calculated
During symbol control variable k=7, multicomponent layer-granulated deciphering computing is
, the binary system recovering after decoding to generate is deciphered 16 binary informations H in anti-counterfeiting information tableiPosition control initial guess set
Being set to i=1, binary operator control variable initial value design is k=0, from recovering the binary system deciphering anti-counterfeiting information table that generates the
One group of H1Starting, each group of 16 binary informations deciphered the binary system recovering to generate in anti-counterfeiting information table are carried out accordingly
Multicomponent layer-granulated deciphering computing, solves binary system anti-counterfeiting information Ni, generate most-significant byte and be all 16 one group of binary system anti-counterfeiting information of 0
Table, removes most-significant byte, recovers to generate the binary system anti-counterfeiting information table of 8 group, recovers anti-counterfeiting signal and export anti-counterfeiting information.
Accompanying drawing illustrates:
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 loads anti-counterfeiting information flow chart.
Fig. 2 extracts anti-counterfeiting information flow chart.
Detailed description of the invention:
In loading anti-counterfeiting information flow chart 1, original anti-counterfeiting information (image, word) is encrypted, generates the binary system of 8 group
8 one group of binary informations in binary system anti-counterfeiting information table are expanded to 16 one group of binary informations by anti-counterfeiting information table, raw
Most-significant byte is become to be all 16 the one group binary system anti-counterfeiting information table of 0, i-th group 16 in 16 one group binary system anti-counterfeiting information table
Binary information is denoted as Ni, i is the positive integer more than 0, and eight-digit binary number encryption parameter is denoted as,
Encryption parameterBeing the bigit of 0 C 255, binary operator controls
Variable is denoted as k, and binary operator control variable k is the bigit of 0 k 7, operatorUse+,-, ×, tetra-kinds of operators of ÷, binary operator control variable k=0
TimeBe defined as+, during binary operator control variable k=1Be respectively defined as+, ÷, binary operator control become
During amount k=2Be respectively defined as-, ÷ ,+, during binary operator control variable k=3Point
Be not defined as+, × ,+, ÷, during binary operator control variable k=4Be respectively defined as+, ×,
+, ÷ ,-, during binary operator control variable k=5Be respectively defined as+, × ,+,
÷ ,-, ÷, during binary operator control variable k=6Be respectively defined as+, × ,+,
÷ ,-, ÷ ,+, during binary operator control variable k=7Be respectively defined as+
, × ,+, ÷ ,-, ÷ ,+, ×, by i-th group of 16 binary add tight defense in 16 one group binary system encryption anti-fake information table
Fake information is denoted as Ni, during binary operator control variable k=0, multicomponent layer-granulated cryptographic calculation formula is defined as, two enter
During operator control variable k=1 processed, multicomponent layer-granulated cryptographic calculation formula is defined as, binary operator controls to become
During amount k=2, multicomponent layer-granulated cryptographic calculation formula is defined as, many during binary operator control variable k=3
Unit's layered encryption operational formula is defined as, multicomponent layer-granulated during binary operator control variable k=4
Cryptographic calculation formula is defined as, multicomponent layer-granulated during binary operator control variable k=5
Cryptographic calculation formula is defined as, polynary during binary operator control variable k=6
Layered encryption operational formula is defined as, binary operator control variable k=
When 7, multicomponent layer-granulated cryptographic calculation formula is defined as
, set encryption parameterInitial value, set 16 one group of binary system anti-counterfeiting information
16 binary system anti-counterfeiting information N in tableiPosition control variable i=1, from 16 one group binary system anti-counterfeiting information table first group
16 binary system anti-counterfeiting information N1Starting, circulation uses above-mentioned eight kinds of different cryptographic calculation formula to prevent 16 one group of binary systems
In fake information table, 16 binary system anti-counterfeiting information are encrypted computing, and carry out i+1 and k while cryptographic calculation each time
+ 1 computing, along with the value of i and k changes, by each group of 16 binary systems in 16 one group binary system anti-counterfeiting information table
Anti-counterfeiting information is encrypted computing, generates 16 one group binary add tight defenses corresponding with 16 one group binary system anti-counterfeiting information table
Fake information table, is digitized the shape of amplitude in RMB printing processing, is shaped to by amplitude
WithTwo kinds, whereinBe defined as numeral 0,It is defined as numeral 1, RMB printing process utilizes 16 of generation
The binary system encryption anti-fake information of one group, by the amplitude on the circulation look-up table modulation RMB page, makes the RMB page
On amplitude regular be changed according to the shape of above two amplitude, adjacent on the RMB page after modulation
16 amplitudes constitute one group of 16 binary system anti-counterfeiting information so that by the change of amplitude shape on the RMB page
Carry anti-counterfeiting information, and make this anti-counterfeiting information be embedded in whole RMB page site, it is achieved RMB anti-counterfeiting printing.
In extracting anti-counterfeiting information flow chart 2, when extracting anti-counterfeiting information, first gather RMB page halftone dot image letter
Number, through the fuzzy diagnosis to the shape of amplitude, differentiate the shape of amplitude, extract amplitude edge signal and
Shape information, the shape information of demodulation RMB page amplitude, export the binary modulated signal of 16 group, to demodulation
The binary modulated signal of 16 group of output carries out channel-decoding, recovers to generate binary system deciphering false proof after channel-decoding
Information table.
Binary system is deciphered in anti-counterfeiting information table 16 binary informations and is denoted as Hi, by ciphering process, extensive
In the binary system deciphering anti-counterfeiting information table of repetitive generation, during binary operator control variable k=0, multicomponent layer-granulated deciphering computing is, during binary operator control variable k=1, multicomponent layer-granulated deciphering computing is, two
During system operator control variable k=2, multicomponent layer-granulated deciphering computing is, binary operator control
During variable k=3 processed, multicomponent layer-granulated deciphering computing is, binary operator control variable
During k=4, multicomponent layer-granulated deciphering computing is, during binary operator control variable k=5
Multicomponent layer-granulated deciphering computing is, polynary during binary operator control variable k=6
Layering deciphering computing is, during binary operator control variable k=7
Multicomponent layer-granulated deciphering computing is, will decoding
16 binary informations H in the rear binary system deciphering anti-counterfeiting information table recovering to generateiPosition control initial guess be set as i=
1, binary operator control variable initial value design is k=0, deciphers first group of H anti-counterfeiting information table from the binary system recovering to generate1
Start, each group of 16 binary informations in the binary system group anti-counterfeiting information table recovering generation are carried out the most multicomponent layer-granulated
Deciphering computing, solves binary system anti-counterfeiting information Ni, generate most-significant byte and be all 16 the one group binary system anti-counterfeiting information table of 0, remove height
8, recover to generate the binary system anti-counterfeiting information table of 8 group, recover anti-counterfeiting signal and export anti-counterfeiting information.
Claims (1)
1. anti-counterfeiting information is generated a binary modulated signal by cryptographic calculation and chnnel coding, and tabled look-up tune by circulation
The parameter layering gradient multivariate encrypted binary RMB anti-counterfeiting printing side that anti-counterfeiting information is embedded in full page by mode processed
Method, is characterized in that: be digitized anti-counterfeiting information, generates the binary system anti-counterfeiting information table of 8 group, and anti-counterfeiting information is image
Information and Word message, for preventing from producing in ciphering process information spillover, enter 8 group two in binary system anti-counterfeiting information table
Anti-counterfeiting information processed expands to 16 one group of binary system anti-counterfeiting information, generates most-significant byte and is all 16 one group of binary system anti-counterfeiting information of 0
I-th group of 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are denoted as N by tablei, i is the most whole more than 0
Number, eight-digit binary number encryption parameter is denoted as, encryption parameter
Being the bigit of 0 C 255, binary operator control variable is denoted as k, and binary operator control variable k is 0 k 7
Bigit, operatorUse+,-, ×, tetra-kinds of operators of ÷, two enter
During operator control variable k=0 processedBe defined as+, during binary operator control variable k=1Be respectively defined as+, ÷,
During binary operator control variable k=2Be respectively defined as-, ÷ ,+, during binary operator control variable k=3Be respectively defined as+, × ,+, ÷, during binary operator control variable k=4Be respectively defined as+, × ,+, ÷ ,-, during binary operator control variable k=5Be respectively defined as+, × ,+, ÷ ,-, ÷, during binary operator control variable k=6Be respectively defined as+, × ,+, ÷ ,-, ÷ ,+, binary operator control variable k=7
TimeBe respectively defined as+, × ,+, ÷ ,-, ÷ ,+, ×, by 16 one group
I-th group of 16 binary system encryption anti-fake information in binary system encryption anti-fake information table are denoted as Ni, binary operator control variable k
When=0, multicomponent layer-granulated cryptographic calculation formula is defined as, multicomponent layer-granulated encryption fortune during binary operator control variable k=1
Calculation formula is defined as, during binary operator control variable k=2, multicomponent layer-granulated cryptographic calculation formula is defined as, during binary operator control variable k=3, multicomponent layer-granulated cryptographic calculation formula is defined as, during binary operator control variable k=4, multicomponent layer-granulated cryptographic calculation formula is defined as, multicomponent layer-granulated cryptographic calculation formula during binary operator control variable k=5
It is defined as, multicomponent layer-granulated encryption during binary operator control variable k=6
Operational formula is defined as, during binary operator control variable k=7
Multicomponent layer-granulated cryptographic calculation formula is defined asIf,
Determine encryption parameterInitial value, set 16 one group binary system anti-counterfeiting information table
In 16 binary system anti-counterfeiting information NiPosition control variable i=1, from 16 one group binary system anti-counterfeiting information table first group 16
Position binary system anti-counterfeiting information N1Starting, circulation uses above-mentioned eight kinds of different cryptographic calculation formula false proof to 16 one group of binary systems
In information table, 16 binary system anti-counterfeiting information are encrypted computing, and carry out i+1 and k+1 while cryptographic calculation each time
Computing, along with the value of i and k changes, by preventing each group of 16 binary systems in 16 one group binary system anti-counterfeiting information table
Fake information is encrypted computing, generates 16 one group binary system encryption anti-counterfeitings corresponding with 16 one group binary system anti-counterfeiting information table
Information table, is digitized the shape of amplitude in RMB printing processing, is shaped to by amplitudeWithTwo kinds, whereinBe defined as numeral 0,It is defined as numeral 1, RMB printing process utilizes 16 one of generation
The binary system encryption anti-fake information of group, by the amplitude on the circulation look-up table modulation RMB page, makes on the RMB page
Amplitude regular be changed according to the shape of above two amplitude, after modulation on the RMB page adjacent 16
Individual amplitude constitutes one group of 16 binary system anti-counterfeiting information so that taken by the change of amplitude shape on the RMB page
Band anti-counterfeiting information, and make this anti-counterfeiting information be embedded in whole RMB page site, it is achieved RMB anti-counterfeiting.
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CN1424690A (en) * | 2003-01-20 | 2003-06-18 | 天津市阿波罗信息技术有限公司 | Network screen encoded anti-fakery method |
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