CN106274136A - Parameter layering transmutation unary encrypted binary RMB anti-counterfeiting printing process - Google Patents
Parameter layering transmutation unary encrypted binary RMB anti-counterfeiting printing process Download PDFInfo
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- CN106274136A CN106274136A CN201610849172.5A CN201610849172A CN106274136A CN 106274136 A CN106274136 A CN 106274136A CN 201610849172 A CN201610849172 A CN 201610849172A CN 106274136 A CN106274136 A CN 106274136A
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- counterfeiting information
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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
- B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
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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 transmutation unary encrypted binary RMB anti-counterfeiting printing process, binary system anti-counterfeiting information can be generated binary modulated signal by unitary layered 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 transmutation unary 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 the binary system of 0 k 7
Integer, operatorUse+,-, ×, tetra-kinds of operators of ÷, binary operator control
During variable k=0 processedBe defined as+, during binary operator control variable k=1Be respectively defined as+, ÷, binary system calculate
During symbol control variable k=2Be respectively defined as-, ÷ ,+, during binary operator control variable k=3Be respectively defined as+, × ,+, ÷, during binary operator control variable k=4
Be respectively defined as+, × ,+, ÷ ,-, during binary operator control variable k=5Fixed respectively
Justice is+, × ,+, ÷ ,-, ÷, during binary operator control variable k=6Fixed respectively
Justice is+, × ,+, ÷ ,-, ÷ ,+, during binary operator control variable k=7
Be respectively defined as+, × ,+, ÷ ,-, ÷ ,+, ×, by i-th group 16 in 16 one group binary system encryption anti-fake information table
Binary system encryption anti-fake information is denoted as Ni, during binary operator control variable k=0, unitary layered encryption operational formula is defined as, during binary operator control variable k=1, unitary layered encryption operational formula is defined as, binary system
During operator control variable k=2, unitary layered encryption operational formula is defined as, binary operator controls
During variable k=3, unitary layered encryption operational formula is defined as, binary operator controls to become
During amount k=4, unitary layered encryption operational formula is defined as, binary operator controls to become
During amount k=5, unitary layered encryption operational formula is defined as, binary operator controls to become
During amount k=6, unitary layered encryption operational formula is defined as, binary operator controls
During variable k=7, unitary layered encryption operational formula is defined asIf,
Determine encryption parameterInitial value, set in 16 one group binary system anti-counterfeiting information table
16 binary system anti-counterfeiting information NiPosition 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 16 the one group false proof letter of binary system
In breath table, 16 binary system anti-counterfeiting information are encrypted computing, and carry out i+1 computing while cryptographic calculation each time, with
The value change of i, by each group of 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are carried out
Cryptographic calculation, generates 16 the one group binary system encryption anti-fake information table corresponding with 16 one group binary system anti-counterfeiting information table, right
In RMB printing, the shape of amplitude is digitized processing, and is shaped to by amplitudeWithTwo kinds,
WhereinBe defined as numeral 0,It is defined as numeral 1, utilizes the two of 16 one group of generation to enter in RMB printing process
Encryption anti-fake information processed, by the amplitude on the circulation look-up table modulation RMB page, makes the amplitude modulation net on the RMB page
Point is regular to be changed according to the shape of above two amplitude, adjacent 16 amplitude modulation nets on the RMB page after modulation
Point constitutes one group of 16 binary system anti-counterfeiting information so that carry false proof letter by the change of amplitude shape on the RMB page
Breath, and make this anti-counterfeiting information be embedded in whole RMB page site, it is achieved RMB anti-counterfeiting.By in the RMB page
Non-embed extractible anti-counterfeiting information, it is possible to provide valid certificates for real Renminbi, there is stronger anti-forgery simultaneously obviously
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, unitary layering deciphering computing is, during binary operator control variable k=1, unitary layering deciphering computing is, two enter
During operator control variable k=2 processed, unitary layering deciphering computing is, binary operator controls
During variable k=3, unitary layering deciphering computing is, binary operator control variable k=
When 4, unitary layering deciphering computing is, binary operator control variable k=
When 5, unitary layering deciphering computing is, binary operator controls
During variable k=6, unitary layering deciphering computing is, binary system is calculated
During symbol control variable k=7, unitary layering 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
Unitary layering 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, generate
Most-significant byte is all 16 the one group binary system anti-counterfeiting information table of 0, i-th group of 16 binary system in 16 one group binary system anti-counterfeiting information table
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 ÷, during binary operator control variable k=0Be 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=3It is respectively defined as
+, × ,+, ÷, during binary operator control variable k=4Be respectively defined as+, × ,+, ÷ ,-, two
During system operator control variable k=5Be respectively defined as+, × ,+, ÷ ,-, ÷, binary system
During operator control variable k=6Be respectively defined as+, × ,+, ÷ ,-, ÷ ,+, two enter
During operator control variable k=7 processedBe respectively defined as+, × ,+, ÷ ,-, ÷,
+, ×, i-th group of 16 binary system encryption anti-fake information in 16 one group binary system encryption anti-fake information table are denoted as Ni, two enter
During operator control variable k=0 processed, unitary layered encryption operational formula is defined as, during binary operator control variable k=1
Unitary layered encryption operational formula is defined as, unitary layered encryption during binary operator control variable k=2
Operational formula is defined as, unitary layered encryption operational formula during binary operator control variable k=3
It is defined as, during binary operator control variable k=4, unitary layered encryption operational formula is fixed
Justice is, during binary operator control variable k=5, the computing of unitary layered encryption is public
Formula is defined as, unitary layering during binary operator control variable k=6
Cryptographic calculation formula is defined as, binary operator control variable k=7
Shi Yiyuan layered encryption operational formula is defined as, set encryption
ParameterInitial value, set in 16 one group binary system anti-counterfeiting information table 16 two
System anti-counterfeiting information NiPosition control variable i=1, first group of 16 binary system from 16 one group binary system anti-counterfeiting information table
Anti-counterfeiting information N1Starting, circulation uses above-mentioned eight kinds of different cryptographic calculation formula in 16 one group binary system anti-counterfeiting information table
16 binary system anti-counterfeiting information are encrypted computing, and carry out i+1 computing while cryptographic calculation each time, along with i's
Value changes, by each group of 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are encrypted fortune
Calculate, generate 16 the one group binary system encryption anti-fake information table corresponding with 16 one group binary system anti-counterfeiting information table, to RMB
In printing, the shape of amplitude is digitized processing, and is shaped to by amplitudeWithTwo kinds, wherein
Be defined as numeral 0,It is defined as numeral 1, RMB printing process utilizes the binary add tight defense of 16 group of generation
Fake information, by the amplitude on the circulation look-up table modulation RMB page, makes the amplitude on the RMB page regular
The shape according to above two amplitude be changed, after modulation, on the RMB page, adjacent 16 amplitudes constitute one
Organize 16 binary system anti-counterfeiting information so that carry anti-counterfeiting information by the change of amplitude shape on the RMB page, and make
This anti-counterfeiting information is 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 signal,
Through the fuzzy diagnosis of the shape to amplitude, differentiate the shape of amplitude, extract edge signal and the shape of amplitude
Information, the shape information of demodulation RMB page amplitude, export the binary modulated signal of 16 group, to demodulation output
The binary modulated signal of 16 one group 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, unitary layering deciphering computing is, during binary operator control variable k=1, unitary layering deciphering computing is, two enter
During operator control variable k=2 processed, unitary layering deciphering computing is, binary operator controls
During variable k=3, unitary layering deciphering computing is, binary operator control variable k=
When 4, unitary layering deciphering computing is, binary operator control variable k=
When 5, unitary layering deciphering computing is, binary operator controls
During variable k=6, unitary layering deciphering computing is, binary operator
During control variable k=7, unitary layering 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 H1Start, each group of 16 binary informations in the binary system group anti-counterfeiting information table recovering generation are carried out corresponding one
Unit's layering 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 most-significant byte, 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 modulation by circulation
The parameter layering transmutation unary encrypted binary RMB anti-counterfeiting printing process that anti-counterfeiting information is embedded in full page by mode, its
Feature is: be digitized anti-counterfeiting information, generates the binary system anti-counterfeiting information table of 8 group, anti-counterfeiting information be image information and
Word message, for preventing from producing in ciphering process information spillover, by 8 the one group false proof letter of binary system in binary system anti-counterfeiting information table
Breath expands to 16 one group of binary system anti-counterfeiting information, generates most-significant byte and is all 16 the one group binary system anti-counterfeiting information table of 0, by 16
I-th group of 16 binary system anti-counterfeiting information in the one group of binary system anti-counterfeiting information table in position are denoted as Ni, i is the positive integer more than 0, eight
Binary system 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 ÷, binary system calculate
During symbol control variable k=0Be defined as+, during binary operator control variable k=1Be respectively defined as+, ÷, binary system calculate
During symbol control variable k=2Be respectively defined as-, ÷ ,+, during binary operator control variable k=3
Be 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+, × ,+, ÷ ,-, ÷ ,+,
During binary operator control variable k=7Be respectively defined as+, × ,+, ÷ ,-,
÷ ,+, ×, i-th group of 16 binary system encryption anti-fake information in 16 one group binary system encryption anti-fake information table are denoted as Ni,
During binary operator control variable k=0, unitary layered encryption operational formula is defined as, binary operator control variable k
When=1, unitary layered encryption operational formula is defined as, unitary layering during binary operator control variable k=2
Cryptographic calculation formula is defined as, unitary layered encryption computing during binary operator control variable k=3
Formula is defined as, during binary operator control variable k=4, the computing of unitary layered encryption is public
Formula is defined as, unitary layered encryption fortune during binary operator control variable k=5
Calculation formula is defined as, unitary during binary operator control variable k=6
Layered encryption operational formula is defined as, binary operator controls
During variable k=7, unitary layered encryption operational formula is defined asIf,
Determine encryption parameterInitial value, set in 16 one group binary system anti-counterfeiting information table
16 binary system anti-counterfeiting information NiPosition control variable i=1, from 16 one group binary system anti-counterfeiting information table first group 16 two
System anti-counterfeiting information N1Starting, circulation uses above-mentioned eight kinds of different cryptographic calculation formula to 16 one group binary system anti-counterfeiting information table
In 16 binary system anti-counterfeiting information be encrypted computing, and while cryptographic calculation each time, carry out i+1 computing, along with i's
Value changes, by each group of 16 binary system anti-counterfeiting information in 16 one group binary system anti-counterfeiting information table are encrypted fortune
Calculate, generate 16 the one group binary system encryption anti-fake information table corresponding with 16 one group binary system anti-counterfeiting information table, RMB is printed
In brush, the shape of amplitude is digitized processing, and is shaped to by amplitudeWithTwo kinds, whereinFixed
Justice be numeral 0,It is defined as numeral 1, RMB printing process utilizes the binary system encryption anti-counterfeiting letter of 16 group of generation
Cease by circulation look-up table modulation the RMB page on amplitude, make the amplitude on the RMB page regular according to
The shape of above two amplitude is changed, and after modulation, on the RMB page, adjacent 16 amplitudes constitute one group 16 two
System anti-counterfeiting information so that carry anti-counterfeiting information by the change of amplitude shape on the RMB page, and make this anti-counterfeiting information
It is embedded in whole RMB page site, it is achieved RMB anti-counterfeiting.
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Application publication date: 20170104 |