CN103106499B - Parametric variation multi-layer gradient multi-encryption anti-fake information storage trademark - Google Patents

Abstract

A parameter variable multi-layer gradient multiple encryption anti-counterfeiting information storage trademark, the trademark can generate binary modulation signals through binary anti-counterfeiting information through multiple encryption and channel coding, and use the modulation method of circular look-up table method to convert the anti-counterfeiting information to the conductivity of the amplitude modulation network point Orderly changes are embedded in the entire trademark page, which can identify anti-counterfeiting information from any fragment during trademark recognition, and can be used in various anti-counterfeiting trademarks.

Description

Parameter variable multi-layer gradient multiple encryption anti-counterfeiting information storage trademark

Technical field:

The present invention relates to an anti-counterfeiting trademark, in particular to a trademark for storing anti-counterfeiting information with multi-layer gradient and multiple encryption of parameter variables. The trademark can store binary encrypted anti-counterfeiting information on the trademark page to realize the anti-counterfeiting of the trademark. The trademark can be used for various Commodity anti-counterfeiting.

Background technique:

Anti-counterfeiting trademarks, also known as anti-counterfeiting labels, anti-counterfeiting marks, anti-counterfeiting marks, and anti-counterfeiting labels, are a kind of probative label to identify authenticity and prevent counterfeiting. A sign of product quality. Trademark anti-counterfeiting is related to the safety of merchants, customers and the market, and is related to the protection of the interests of merchants and customers. my country's trademarks have undergone bold innovations, using laser anti-counterfeiting, nuclear micropore anti-counterfeiting, invisible graphic anti-counterfeiting, magnetic ink anti-counterfeiting, microtext anti-counterfeiting, mark distribution anti-counterfeiting, light carving anti-counterfeiting, etc., but the struggle between anti-counterfeiting and counterfeiting is a high-tech No matter how advanced the anti-counterfeiting technology is, it has a certain timeliness. Therefore, it is necessary to continuously improve the trademark anti-counterfeiting technology in order to always be in the leading position in anti-counterfeiting and counterfeiting. This is also the fundamental guarantee for protecting the interests of merchants and customers and maintaining the safety of commodity circulation. .

Invention content:

In order to improve the reliability and safety of trademark anti-counterfeiting, the present invention improves the existing trademark anti-counterfeiting technology for the shortcomings of existing trademark anti-counterfeiting, and proposes a kind of anti-counterfeiting information storage trademark. With the change of electrical conductivity, the encrypted anti-counterfeiting information is embedded on the entire trademark page in the form of binary encrypted signals, and the encrypted anti-counterfeiting information can be identified from any fragment during trademark recognition, so it has strong concealment and anti-shattering.

The technical solution adopted by the present invention to solve its technical problems is:

The anti-counterfeiting information storage trademark is composed of a trademark sheet, AM dots printed on the trademark sheet, row scanning lines printed on the trademark sheet, and column scanning lines printed on the trademark sheet. The images and texts are composed of AM dots,

According to the stored binary encrypted anti-counterfeiting information, a part of the AM dots on the trademark page is printed with conductive ink, another part of the AM dots on the trademark page is printed with insulating ink, and the row scanning lines and Column scan lines are printed with transparent conductive ink,

There are N row scanning lines printed on the trademark page, M column scanning lines printed on the trademark page, and the amplitude modulation dots printed on the trademark page are divided into N lines on the trademark paper M columns, the amplitude modulation dots are neatly arranged in a matrix on the trademark page, let i range from 1 to N, let j range from 1 to M, the jth column scanning line on the trademark page is the same as the jth column on the trademark page The bottom surface of each amplitude modulation network point in the column is electrically connected, and the i-th row scanning line on the trademark page is electrically connected with the upper surface of each amplitude modulation network point in the i-th row on the trademark page,

When it is necessary to read out the binary information stored in the trademark page, set the first to Nth line scan lines on the trademark page to be high level in turn,

When the first row scanning line on the trademark page is set to high level, the binary information stored in the first row on the trademark page is from the first column scanning line to the Mth column scanning line in the form of 0 and 1 codes Output, the first line on the trademark page is printed with conductive ink and outputs binary information 1, and the first line on the trademark page is printed with insulating ink. Output binary information 0, for the trademark The other lines on the page can repeat the above readout process,

In order to realize the encrypted storage of trademark anti-counterfeiting information, the image anti-counterfeiting information and text anti-counterfeiting information are first digitized, and an 8-bit binary anti-counterfeiting information table is generated by using the image anti-counterfeiting information and text anti-counterfeiting information. In order to prevent information overflow during the encryption process, Expand each 8-bit group of binary anti-counterfeiting information in the binary anti-counterfeiting information table into a 32-bit group of binary anti-counterfeiting information, generate a 32-bit group of binary anti-counterfeiting information table in which the upper 24 bits are all 0, and convert a 32-bit group of binary anti-counterfeiting information into a 32-bit group of binary anti-counterfeiting information The i-th group of 32-bit binary anti-counterfeiting information in the information table is denoted as N _i , and the i-th group of 32-bit binary encrypted anti-counterfeiting information in the 32-bit binary encrypted anti-counterfeiting information table is denoted as H _i , i is a positive integer greater than 0 , the eight-bit binary encryption parameters are recorded as c ₁ , c ₂ , c ₃ , c ₄ , c ₅ , c ₆ , c ₇ and c ₈ respectively, and the encryption parameters c ₁ , c ₂ , c ₃ , c ₄ , c ₅ , c ₆ , c ₇ and c ₈ are binary positive integers from 1 to 256, and the eight-bit binary encrypted variables are respectively recorded as j, d, e, f, g, h, r, p and q, and the encrypted variables j, d, e , f, g, h, r, p, and q are binary positive integers from 1 to 256, and the binary operator control variable is denoted as k, and the binary operator control variable k is a binary integer of 0≦k≦7, and the operator Using +, -, ×, three operators, binary operator control variable k = 0 They are respectively defined as -, +, ×, +, ×, -, ×, +, when the binary operator control variable k=1 They are respectively defined as +, ×, +, +, -, ×, +, ×, when the binary operator control variable k=2 They are respectively defined as -, ×, +, +, ×, -, +, -, when the binary operator control variable k=3 Defined as -, ×, +, -, ×, -, +, × respectively, when the binary operator control variable k=4 They are respectively defined as +, ×, -, ×, +, -, +, ×, when the binary operator control variable k=5 Respectively defined as ×, +, ×, -, +, +, -, ×, binary operator control variable k = 6 They are respectively defined as ×, +, +, -, ×, +, +, ×, when the binary operator control variable k=7 They are respectively defined as +, ×, ×, -, +, -, -, ×. When the binary operator control variable k=0, the multivariate encryption operation is defined as $h_i=(N_i+q){}_k^1(c_1+j){}_k^2$ $(N_i+q){}_k^3(c_1+e){}_k^4(N_i+q){}_k^5(c_1+g){}_k^6(N_i+q){}_k^7(c_1+r){}_k^8(N_i+q),$ When the binary operator control variable k=1, the multivariate encryption operation is defined as $h_i=(N_i+j){}_k^1(c_2+j){}_k^2(N_i+j){}_k^3(c_2+e){}_k^4$ $(N_i+j){}_k^5(c_2+g){}_k^6(N_i+j){}_k^7(c_2+r){}_k^8(N_i+j),$ When the binary operator control variable k=2, the multivariate encryption operation is defined as $h_i=(N_i+d){}_k^1(c_3+d){}_k^2(N_i+d){}_k^3(c_3+e){}_k^4(N_i+d){}_k^5(c_3+g){}_k^6$ $(N_i+d){}_k^7(c_3+r){}_k^8(N_i+d),$ When the binary operator control variable k=3, the multivariate encryption operation is defined as $h_i=(N_i+e){}_k^1(c_4+d){}_k^2(N_i+e){}_k^3(c_4+e){}_k^4(N_i+e){}_k^5(c_4+g){}_k^6(N_i+e){}_k^7$ $(c_4+r){}_k^8(N_i+e),$ When the binary operator control variable k=4, the multivariate encryption operation is defined as $h_i=(N_i+f){}_k^1$ $(c_5+d){}_k^2(N_i+f){}_k^3(c_5+f){}_k^4(N_i+f){}_k^5(c_5+g){}_k^6(N_i+f){}_k^7(c_5+r){}_k^8$ $(N_i+f),$ When the binary operator control variable k=5, the multivariate encryption operation is defined as $h_i=(N_i+g){}_k^1(c_6+d){}_k^2$ $(N_i+g){}_k^3(c_6+f){}_k^4(N_i+g){}_k^5(c_6+h){}_k^6(N_i+g){}_k^7(c_6+r){}_k^8(N_i+g),$ When the binary operator control variable k=6, the multivariate encryption operation is defined as $h_i=(N_i+h){}_k^1(c_7+d){}_k^2(N_i+h){}_k^3(c_7+f){}_k^4$ $(N_i+h){}_k^5(c_7+h){}_k^6(N_i+h){}_k^7(c_7+r){}_k^8(N_i+h),$ When the binary operator control variable k=7, the multivariate encryption operation is defined as $h_i=(N_i+r){}_k^1(c_8+d){}_k^2(N_i+r){}_k^3(c_8+f){}_k^4(N_i+r){}_k^5(c_8+h){}_k^6$ $(N_i+r){}_k^7(c_8+p){}_k^8(N_i+r),$ Set the initial values of encryption parameters c ₁ , c ₂ , c ₃ , c ₄ , c ₅ , c ₆ , c ₇ and c ₈ , and set encryption variables j, d, e, f, g, h, r, p And the initial value of q, the initial value of setting binary operator control variable k is k=0, the position control variable i=1 of setting 32 binary anti-counterfeiting information N _i in a group of binary anti-counterfeiting information table of 32, setting The position control variable i=1 of 32 binary encryption anti-counterfeiting information H _i in a group of binary encryption anti-counterfeiting information table of 32, carry out to N ₁ $h_1=(N_1+q){}_k^1(c_1+j){}_k^2(N_1+q){}_k^3(c_1+e){}_k^4(N_1+q){}_k^5(c_1+g){}_k^6(N_1+q){}_k^7$ $(c_1+r){}_k^8(N_1+q)$ Multivariate encryption operation, where k=0, generates the first group of binary encrypted anti-counterfeiting information H ₁ in the binary encrypted anti-counterfeiting information table of 32 bits, and performs N ₁ $h_1=(N_1+q){}_k^1(c_1+j){}_k^2(N_1+q){}_k^3(c_1+e){}_k^4$ $(N_1+q){}_k^5(c_1+g){}_k^6(N_1+q){}_k^7(c_1+r){}_k^8(N_1+q)$ Simultaneously perform i+1, q+1, j+1, d+1, e+1, f+1, g+1, h+1, r+1, p+1, and k+1 operations while performing multiple encryption operations , so that the next multivariate encryption operation points to $h_2=(N_2+j)$ ${}_k^1(c_2+j){}_k^2(N_2+j){}_k^3(c_2+e){}_k^4(N_2+j){}_k^5(c_2+g){}_k^6(N_2+j){}_k^7(c_2+r){}_k^8$ $(N_2+j),$ Wherein k=1, generate the second group of binary encryption anti-counterfeiting information H ₂ in the binary encryption anti-counterfeiting information table of a group of 32, carry out N ₂ $h_2=(N_2+j){}_k^1(c_2+j){}_k^2(N_2+j){}_k^3(c_2+e){}_k^4(N_2+j){}_k^5(c_2+g){}_k^6$ $(N_2+j){}_k^7(c_2+r){}_k^8\left(N_{2}j\right)$ Simultaneously perform i+1, q+1, j+1, d+1, e+1, f+1, g+1, h+1, r+1, p+1, and k+1 operations while performing multiple encryption operations , so that the next multivariate encryption operation points to $h_3=(N_3+d){}_k^1(c_3+d){}_k^2$ $(N_3+d){}_k^3(c_3+e){}_k^4(N_3+d){}_k^5(c_3+g){}_k^6(N_3+d){}_k^7(c_3+r){}_k^8(N_3+d),$ Wherein k=2, generate the third group of binary encrypted anti-counterfeiting information H ₃ in the binary encrypted anti-counterfeiting information table of 32 bits, and the above-mentioned encryption operation continues until the last group of 32 binary anti-counterfeiting information in the binary anti-counterfeiting information table, By performing multiple encryption operations on each group of 32-bit binary anti-counterfeiting information _Ni in the 32-bit group of binary anti-counterfeiting information table, a 32-bit group of binary encrypted anti-counterfeiting information table corresponding to the 32-bit group of binary anti-counterfeiting information table is generated. In the trademark printing, the AM dots are digitally processed, and the AM dots are set to two types. Among them, the AM dots printed with insulating ink are defined as the number 0, and the AM dots printed with conductive ink are defined as the number 1. In the trademark In the printing process, the generated 32-bit binary encrypted anti-counterfeiting information is used to modulate the printing process of the AM dots on the trademark page through the circular look-up method, and the AM dots on the trademark page are printed by selecting insulating ink and conductive ink. Regularly change according to the conductivity of the above two AM outlets. After modulation, 32 adjacent AM outlets on the trademark page form a set of 32-bit binary information, so that the trademark page can carry anti-counterfeiting information through the change in the conductivity of the AM outlets, and The anti-counterfeiting information is embedded in the entire trademark page network to realize trademark anti-counterfeiting. By embedding the extractable anti-counterfeiting information inconspicuously in the trademark page, it can provide effective proof for the genuine trademark and has strong anti-counterfeiting ability.

In order to solve the above-mentioned technical problems, at first the image anti-counterfeiting information and text anti-counterfeiting information are digitized to generate an 8-bit binary anti-counterfeiting information table, and each group of 8-bit binary anti-counterfeiting information in the binary anti-counterfeiting information table is expanded into 32-bit binary anti-counterfeiting information, generate a 32-bit binary anti-counterfeiting information table whose upper 24 bits are all 0, perform multiple encryption operations on each group of 32-bit binary anti-counterfeiting information in the 32-bit binary anti-counterfeiting information table, and generate The 32-bit binary encrypted anti-counterfeiting information table uses the 32-bit binary encrypted anti-counterfeiting information in the binary encrypted anti-counterfeiting information table to undergo channel coding to generate a 32-bit binary modulation signal with error detection and error correction functions. The channel coding can Using various forms of cyclic coding, convolutional coding or Turbo coding, the original continuous tone image signal of the trademark page is processed by rasterization (RIP) and mixed screening to output a halftone mixed screening image signal, including AM screens and frequency modulation screens For the image signal, the generated 32-bit binary modulation signal is used to modulate the conductivity of the AM dots in the mixed screen image signal by means of a cyclic look-up table modulation method, so that the conductivity of the AM dots is the same as that of the AM dots of the insulating ink and the AM dots of the conductive ink. The law changes, so that 32 adjacent amplitude modulation dots in the mixed screen image signal carry 32-bit binary anti-counterfeiting information through the change of conductivity, thereby generating a mixed screen image signal with anti-counterfeiting information embedded in the entire trademark page network dots, realizing trademark anti-counterfeiting.

When extracting anti-counterfeiting information, firstly collect the conduction performance signal of the trademark page outlets, identify the conductivity of the AM outlets, distinguish the conductivity of the AM outlets, extract the conductivity information of the AM outlets, and demodulate the conductivity information of the AM outlets on the trademark page , output a 32-bit group binary modulation signal, channel decode the 32-bit binary modulation signal output by demodulation, generate a binary decryption anti-counterfeiting information table after channel decoding, and decode the i-th group 32 in the binary decryption anti-counterfeiting information table Bit binary information is denoted as M _i .

Set the initial value of the position control variable i of the 32-bit binary information M _i in the binary decryption anti-counterfeiting information table as i=1, and set the encryption parameters c ₁ , c ₂ , c ₃ , c ₄ , c ₅ , c ₆ , The initial values of c ₇ and c ₈ are the initial values of the encryption, and the initial values of the encryption variables j, d, e, f, g, h, r, p, and q are set to the initial values of the encryption, and the binary operator controls The initial value of the variable k is set as k=0, and it can be seen through the multivariate encryption process that when the binary operator controls the variable k=0, the decryption operation is $m_i=(N_i+q){}_k^1(c_1+j){}_k^2$ $(N_i+q){}_k^3(c_1+e){}_k^4(N_i+q){}_k^5(c_1+g){}_k^6(N_i+q){}_k^7(c_1+r){}_k^8(N_i+q),$ When the binary operator control variable k=1, the decryption operation is $m_i=(N_i+j){}_k^1(c_2+j){}_k^2(N_i+j){}_k^3(c_2+e){}_k^4(N_i+j){}_k^5$ $(c_2+g){}_k^6(N_i+j){}_k^7(c_2+r){}_k^8(N_i+j),$ When the binary operator control variable k=2, the decryption operation is $m_i=(N_i+d){}_k^1(c_3+d){}_k^2(N_i+d){}_k^3(c_3+e){}_k^4(N_i+d){}_k^5(c_3+g){}_k^6(N_i+d){}_k^7$ $(c_3+r){}_k^8(N_i+d),$ When the binary operator control variable k=3, the decryption operation is $m_i=(N_i+e){}_k^1(c_4+d){}_k^2$ $(N_i+e){}_k^3(c_4+e){}_k^4(N_i+e){}_k^5(c_4+g){}_k^6(N_i+e){}_k^7(c_4+r){}_k^8(N_i+e),$ When the binary operator control variable k=4, the decryption operation is $m_i=(N_i+f){}_k^1(c_5+d){}_k^2(N_i+f){}_k^3(c_5+f){}_k^4(N_i+f){}_k^5$ $(c_5+g){}_k^6(N_i+f){}_k^7(c_5+r){}_k^8(N_i+f),$ When the binary operator control variable k=5, the decryption operation is $m_i=(N_i+g){}_k^1(c_6+d){}_k^2(N_i+g){}_k^3(c_6+f){}_k^4(N_i+g){}_k^5(c_6+h){}_k^6(N_i+g){}_k^7$ $(c_6+r){}_k^8(N_i+g),$ When the binary operator control variable k=6, the decryption operation is $m_i=(N_i+h){}_k^1(c_7+d){}_k^2$ $(N_i+h){}_k^3(c_7+f){}_k^4(N_i+h){}_k^5(c_7+h){}_k^6(N_i+h){}_k^7(c_7+r){}_k^8(N_i+h),$ When the binary operator control variable k=7, the decryption operation is $m_i=(N_i+r){}_k^1(c_8+d){}_k^2(c_i+r){}_k^3(c_8+f){}_k^4(N_i+r){}_k^5$ $(c_8+h){}_k^6(N_i+r){}_k^7(c_8+p){}_k^8(N_i+r),$ Starting from the first group M ₁ in the binary decryption anti-counterfeiting information table, corresponding decryption operation is performed on each group of 32-bit binary information M _i in the binary decryption anti-counterfeiting information table, and the binary anti-counterfeiting information N _i is solved to generate the upper 24-bit full The 32-bit binary anti-counterfeiting information table is 0, and the upper 24 bits are removed to restore and generate an 8-bit binary anti-counterfeiting information table, restore the anti-counterfeiting signal and output the anti-counterfeiting information.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings.

Fig. 1 is the overall structure diagram of the present invention.

Fig. 2 is A-A sectional view of the present invention.

Figure 3 is a flow chart of loading anti-counterfeiting information.

Figure 4 is a flow chart of extracting anti-counterfeiting information.

Detailed ways

As shown in Fig. 1 and Fig. 2, the encrypted anti-counterfeiting information stores the trademark, which is printed on the trademark page 7-1, the amplitude modulation network point 6-1 to 6-150 printed on the trademark page 7-1, and printed on the trademark page 7 Row scan lines 1-1 to 1-15 on -1 and column scan lines 2-1 to 2-10 printed on the trademark page 7-1 constitute images and text on the trademark page 7-1. The AM dots 6-1 to 6-150 are composed of binary encrypted anti-counterfeiting information, a part of the AM dots on the trademark page 7-1 is printed with conductive ink, and another part of the AM dots on the trademark page 7-1 is made of Printed with insulating ink, the row scan lines 1-1 to 1-15 and column scan lines 2-1 to 2-10 on the trademark page 7-1 are printed with transparent conductive ink,

In Figure 1, the dark-colored dots on the trademark page 7-1 are printed with conductive ink, and the light-colored dots on the trademark page 7-1 are printed with insulating ink.

The AM dots printed on the trademark page 7-1 are divided into 15 rows and 10 columns on the trademark paper, and the AM dots 6-1 to 6-150 are neatly arranged in a matrix on the trademark page 7-1, so that i Take 1 to 15, let j take 1 to 10, the j column scan line on the trademark page 7-1 is electrically connected to the bottom surface of each amplitude modulation dot in the j column on the trademark page 7-1, the trademark page The i-th row scanning line on the paper 7-1 is electrically connected to the upper surface of each amplitude modulation dot on the i-th row on the trademark page 7-1,

When it is necessary to read out the binary encrypted anti-counterfeiting information stored on the trademark page, set the first row scanning line to the fifteenth row scanning line on the trademark page 7-1 to high level in sequence,

When the first row scanning line 1-1 on the trademark page 7-1 is set to a high level, the binary encrypted anti-counterfeiting information stored in the first line on the trademark page 7-1 starts from the first row in the code form of 0 and 1. The first column scanning line to the 10th column scanning line output, the first line on the trademark page 7-1 is printed by conductive ink and the amplitude modulation dot output binary information 1, the first line on the trademark page 7-1 is printed by Insulating ink is printed to form amplitude modulation dots to output binary information 0, so the binary encrypted anti-counterfeiting information 1100001000 read in the first row can repeat the above-mentioned readout process for other rows on the trademark page 7-1.

In flow chart 3 of loading anti-counterfeiting information, the original anti-counterfeiting information (image, text) is digitized to generate an 8-bit binary anti-counterfeiting information table, and the 8-bit binary information in the binary anti-counterfeiting information table is expanded to 32-bit one Group binary information, generate a 32-bit binary anti-counterfeiting information table whose upper 24 bits are all 0, the i-th group of 32-bit binary information in the 32-bit binary anti-counterfeiting information table is recorded as N _i , i is a positive integer greater than 0 , starting from the first group of 32-bit binary encrypted anti-counterfeiting information N ₁ in the 32-bit binary anti-counterfeiting information table, perform multiple encryption operations on each group of 32-bit binary anti-counterfeiting information N _i in the 32-bit binary anti-counterfeiting information table , generate a 32-bit binary encrypted anti-counterfeiting information table corresponding to a 32-bit binary anti-counterfeiting information table, digitize the AM dots in trademark printing, and set the AM dots into two types, among which the AM dots are printed by insulating ink The amplitude modulation dot is defined as the number 0, and the amplitude modulation dot printed by conductive ink is defined as the number 1. During the trademark printing process, the generated 32-bit binary encrypted anti-counterfeiting information is used to modulate the amplitude modulation on the trademark page through the circular look-up table method. In the printing process of the dots, the AM dots on the trademark page are regularly changed according to the conductivity of the above two AM dots by selecting insulating ink and conductive ink to print the AM dots. After modulation, there are 32 adjacent AM dots on the trademark page Constitute a set of 32-bit binary information, so that the anti-counterfeiting information can be carried on the trademark page through the change of the conductivity of the amplitude modulation dots, and the anti-counterfeiting information can be embedded in the entire trademark page dots, so as to realize the anti-counterfeiting printing of the trademark. Anti-counterfeiting information can be extracted to realize trademark anti-counterfeiting.

In the flow chart 4 of extracting anti-counterfeiting information, when extracting anti-counterfeiting information, first collect the conductivity signal of the website image of the trademark page, through the identification of the conductivity of the AM website, distinguish the conductivity of the AM website, and extract the conductivity information of the AM website, Demodulate the conductivity information of the amplitude modulation network on the trademark page, output a 32-bit binary modulation signal, and perform channel decoding on the demodulated 32-bit binary modulation signal, and generate a binary decryption anti-counterfeiting information table after channel decoding.

The initial value of the position control variable i of the 32-bit binary information M _i in the binary decryption anti-counterfeiting information table generated after decoding is set as i=1, the initial value of the encryption parameter is set as the initial value when encrypting, and the encryption variable is set The initial value of the initial value when encrypting, the initial value of the binary operator control variable k is set as k=0, from the first group M ₁ in the binary decryption anti-counterfeiting information table that generates, to the binary decryption anti-counterfeiting information table Each group of 32-bit binary information M _i is decrypted, and the binary anti-counterfeiting information N _i is solved to generate a 32-bit binary anti-counterfeiting information table whose upper 24 bits are all 0, remove the upper 24 bits, and restore and generate an 8-bit group of anti-counterfeiting information. The binary anti-counterfeiting information table recovers the anti-counterfeiting signal and outputs the anti-counterfeiting information.

Claims (1)

1. A kind of anti-counterfeiting information is generated binary modulation signal through encryption operation and channel coding, and anti-counterfeiting information is embedded in the whole page by means of cyclic look-up modulation. The parameter variable multi-layer gradient multi-element encrypted anti-counterfeiting information storage trademark is characterized by : anti-counterfeiting information storage trademark, which is composed of trademark sheet, AM dots printed on the trademark sheet, row scanning lines printed on the trademark sheet, and column scanning lines printed on the trademark sheet, according to the stored Binary encrypted anti-counterfeiting information, part of the AM dots on the trademark page is printed with conductive ink, another part of the AM dots on the trademark page is printed with insulating ink, the row scanning line and column scanning line on the trademark page are printed with transparent conductive ink, In order to realize the encrypted storage of trademark anti-counterfeiting information, the image anti-counterfeiting information and text anti-counterfeiting information are first digitized, and an 8-bit binary anti-counterfeiting information table is generated by using the image anti-counterfeiting information and text anti-counterfeiting information. In order to prevent information overflow during the encryption process, Expand each 8-bit group of binary anti-counterfeiting information in the binary anti-counterfeiting information table into a 32-bit group of binary anti-counterfeiting information, generate a 32-bit group of binary anti-counterfeiting information table in which the upper 24 bits are all 0, and convert a 32-bit group of binary anti-counterfeiting information into a 32-bit group of binary anti-counterfeiting information The i-th group of 32-bit binary anti-counterfeiting information in the information table is denoted as N _i , and the i-th group of 32-bit binary encrypted anti-counterfeiting information in the 32-bit binary encrypted anti-counterfeiting information table is denoted as H _i , i is a positive integer greater than 0 , the eight-bit binary encryption parameters are recorded as c ₁ , c ₂ , c ₃ , c ₄ , c ₅ , c ₆ , c ₇ and c ₈ respectively, and the encryption parameters c ₁ , c ₂ , c ₃ , c ₄ , c ₅ , c ₆ , c ₇ and c ₈ are binary positive integers from 1 to 256, and the eight-bit binary encrypted variables are respectively recorded as j, d, e, f, g, h, r, p and q, and the encrypted variables j, d, e , f, g, h, r, p, and q are binary positive integers from 1 to 256, and the binary operator control variable is denoted as k, and the binary operator control variable k is a binary integer of 0≦k≦7, and the operator Using +, -, ×, three operators, binary operator control variable k = 0 They are respectively defined as -, +, ×, +, ×, -, ×, +, when the binary operator control variable k=1 They are respectively defined as +, ×, +, +, -, ×, +, ×, when the binary operator control variable k=2 They are respectively defined as -, ×, +, +, ×, -, +, -, when the binary operator control variable k=3 Defined as -, ×, +, -, ×, -, +, × respectively, when the binary operator control variable k=4 They are respectively defined as +, ×, -, ×, +, -, +, ×, when the binary operator control variable k=5 Respectively defined as ×, +, ×, -, +, +, -, ×, binary operator control variable k = 6 They are respectively defined as ×, +, +, -, ×, +, +, ×, when the binary operator control variable k=7 They are respectively defined as +, ×, ×, -, +, -, -, ×. When the binary operator control variable k=0, the multivariate encryption operation is defined as $h_i=(N_i+q){}_k^1(c_1+j){}_k^2$ $(N_i+q){}_k^3(c_1+e){}_k^4(N_i+q){}_k^5(c_1+q){}_k^6(N_i+q){}_k^7(c_1+r){}_k^8(N_i+q),$ When the binary operator control variable k=1, the multivariate encryption operation is defined as $h_i=(N_i+j){}_k^1(c_2+j){}_k^2(N_i+j){}_k^3(c_2+e){}_k^4$ $(N_i+j){}_k^5(c_2+g){}_k^6(N_i+j){}_k^7(c_2+r){}_k^8(N_i+j),$ When the binary operator control variable k=2, the multivariate encryption operation is defined as $h_i=(N_i+d){}_k^1(c_3+d){}_k^2(N_i+d){}_k^3(c_3+e){}_k^4(N_i+d){}_k^5(c_3+g){}_k^6$ $(N_i+d){}_k^7(c_3+r){}_k^8(N_i+d),$ When the binary operator control variable k=3, the multivariate encryption operation is defined as $h_i=(N_i+e){}_k^1(c_4+d){}_k^2(N_i+e){}_k^3(c_4+e){}_k^4(N_i+e){}_k^5(c_4+g){}_k^6(N_i+e){}_k^7$ $(c_4+r){}_k^8(N_i+e),$ When the binary operator control variable k=4, the multivariate encryption operation is defined as $h_i=(N_i+f){}_k^1$ $(c_5+d){}_k^2(N_i+f){}_k^3(c_5+f){}_k^4(N_i+f){}_k^5(c_5+g){}_k^6(N_i+f){}_k^7(c_5+r){}_k^8$ $(N_i+f),$ When the binary operator control variable k=5, the multivariate encryption operation is defined as $h_i=(N_i+g){}_k^1(c_6+d){}_k^2$ $(N_i+g){}_k^3(c_6+f){}_k^4(N_i+g){}_k^5(c_6+h){}_k^6(N_i+g){}_k^7(c_6+r){}_k^8(N_i+g),$ When the binary operator control variable k=6, the multivariate encryption operation is defined as $h_i=(N_i+h){}_k^1(c_7+d){}_k^2(N_i+h){}_k^3(c_7+f){}_k^4$ $(N_i+h){}_k^5(c_7+h){}_k^6(N_i+h){}_k^7(c_7+r){}_k^8(N_i+h),$ When the binary operator control variable k=7, the multivariate encryption operation is defined as $h_i=(N_i+r){}_k^1(c_8+d){}_k^2(N_i+r){}_k^3(c_8+f){}_k^4(N_i+r){}_k^5(c_8+h){}_k^6$ $(N_i+r){}_k^7(c_8+p){}_k^8(N_i+r),$ Set the initial values of encryption parameters c ₁ , c ₂ , c ₃ , c ₄ , c ₅ , c ₆ , c ₇ and c ₈ , and set encryption variables j, d, e, f, g, h, r, p And the initial value of q, the initial value of setting binary operator control variable k is k=0, the position control variable i=1 of setting 32 binary anti-counterfeiting information N _i in a group of binary anti-counterfeiting information table of 32, setting The position control variable i=1 of 32 binary encryption anti-counterfeiting information H _i in a group of binary encryption anti-counterfeiting information table of 32, carry out to N ₁ $h_1=(N_1+q){}_k^1(c_1+j){}_k^2(N_1+q){}_k^3(c_1+e){}_k^4(N_1+q){}_k^5(c_1+g){}_k^6(N_1+q){}_k^7$ $(c_1+r){}_k^8(N_1+q)$ Multivariate encryption operation, where k=0, generates the first group of binary encrypted anti-counterfeiting information H ₁ in the binary encrypted anti-counterfeiting information table of 32 bits, and performs N ₁ $h_1=(N_1+q){}_k^1(c_1+j){}_k^2(N_1+q){}_k^3(c_1+e){}_k^4$ $(N_1+q){}_k^5(c_1+g){}_k^6(N_1+q){}_k^7(c_1+r){}_k^8(N_1+q)$ Simultaneously perform i+1, q+1, j+1, d+1, e+1, f+1, g+1, h+1, r+1, p+1, and k+1 operations while performing multiple encryption operations , so that the next multivariate encryption operation points to $h_2=(N_2+j)$ ${}_k^1(c_2+j){}_k^2(N_2+j){}_k^3(c_2+e){}_k^4(N_2+j){}_k^5(c_2+g){}_k^6(N_2+j){}_k^7(c_2+r){}_k^8$ $(N_2+j),$ Wherein k=1, generate the second group of binary encryption anti-counterfeiting information H ₂ in the binary encryption anti-counterfeiting information table of a group of 32, carry out N ₂ $h_2=(N_2+j){}_k^1(c_2+j){}_k^2(N_2+j){}_k^3(c_2+e){}_k^4(N_2+j){}_k^5(c_2+g){}_k^6$ $(N_2+j){}_k^7(c_2+r){}_k^8(N_2+j)$ Simultaneously perform i+1, q+1, j+1, d+1, e+1, f+1, g+1, h+1, r+1, p+1, and k+1 operations while performing multiple encryption operations , so that the next multivariate encryption operation points to $h_3=(N_3+d){}_k^1(c_3+d){}_k^2$ $(N_3+d){}_k^3(c_3+e){}_k^4(N_3+d){}_k^5(c_3+g){}_k^6(N_3+d){}_k^7(c_3+r){}_k^8(N_3+d),$ Wherein k=2, generate the third group of binary encrypted anti-counterfeiting information H ₃ in the binary encrypted anti-counterfeiting information table of 32 bits, and the above-mentioned encryption operation continues until the last group of 32 binary anti-counterfeiting information in the binary anti-counterfeiting information table, By performing multiple encryption operations on each group of 32-bit binary anti-counterfeiting information _Ni in the 32-bit group of binary anti-counterfeiting information table, a 32-bit group of binary encrypted anti-counterfeiting information table corresponding to the 32-bit group of binary anti-counterfeiting information table is generated. In the trademark printing, the AM dots are digitally processed, and the AM dots are set to two types. Among them, the AM dots printed with insulating ink are defined as the number 0, and the AM dots printed with conductive ink are defined as the number 1. In the trademark In the printing process, the generated 32-bit binary encrypted anti-counterfeiting information is used to modulate the printing process of the AM dots on the trademark page through the circular look-up method, and the AM dots on the trademark page are printed by selecting insulating ink and conductive ink. Regularly change according to the conductivity of the above two kinds of AM dots. After modulation, 32 adjacent AM dots on the trademark page form a set of 32-bit binary information, so that the trademark page can carry anti-counterfeiting information through the change of the conductivity of the AM dots, and The anti-counterfeiting information is embedded in the entire website of the trademark page to realize anti-counterfeiting of the trademark.