CN106384143B - Dynamic electronic two-dimensional code generation method and identification method - Google Patents
Dynamic electronic two-dimensional code generation method and identification method Download PDFInfo
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- CN106384143B CN106384143B CN201610835733.6A CN201610835733A CN106384143B CN 106384143 B CN106384143 B CN 106384143B CN 201610835733 A CN201610835733 A CN 201610835733A CN 106384143 B CN106384143 B CN 106384143B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06046—Constructional details
- G06K19/06056—Constructional details the marking comprising a further embedded marking, e.g. a 1D bar code with the black bars containing a smaller sized coding
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/14—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
- G06K7/1404—Methods for optical code recognition
- G06K7/1408—Methods for optical code recognition the method being specifically adapted for the type of code
- G06K7/1417—2D bar codes
Abstract
The application provides a dynamic electronic two-dimensional code generation method and an identification method, and is characterized in that the generation method comprises the following steps: acquiring a common two-dimensional code and information to be implanted; converting the information into a first micro-dot pattern; implanting the first micro-point pattern into the common two-dimensional code to generate an electronic two-dimensional code; converting the information into a second micro-point pattern according to a preset rule; implanting the second micro-dot pattern into the electronic two-dimensional code instead of the first micro-dot pattern. The method is characterized in that a micro-point pattern with certain information is implanted into a common two-dimensional code, and according to a preset rule, a second micro-point pattern generated at different moments is different from a first micro-point pattern generated at the previous moment, so that the dynamic change of the micro-point pattern in the electronic two-dimensional code is realized, the electronic two-dimensional code is in an updated and changed state at all times, and the safety and the anti-counterfeiting performance of an electronic ticket applied to the electronic two-dimensional code are enhanced.
Description
Technical Field
The invention relates to the technical field of electronic two-dimensional codes, in particular to a dynamic electronic two-dimensional code generating method and a dynamic electronic two-dimensional code identifying method.
Background
The electronic ticket is an electronic form of a paper ticket, electronic ticket business sells tickets through a network, and a user purchases and pays the tickets online, so that labor cost, operation cost and printing cost of the paper ticket are reduced. In addition, the user can purchase the entrance ticket on the internet without queuing to purchase the ticket on site, and the ticket purchasing time of the user is saved, so that the electronic ticket has obvious advantages compared with a paper ticket.
At present, the forms of electronic tickets are various, one of the electronic tickets is a two-dimensional code electronic ticket, and the two-dimensional code on the two-dimensional code electronic ticket is statically fixed, so that the two-dimensional code electronic ticket can be used and consumed by other people once being leaked or copied, and the safety of the existing two-dimensional code electronic ticket is low.
Disclosure of Invention
The application provides a dynamic electronic two-dimension code method generation method and an identification method, so that the safety of a two-dimension code electronic bill is improved.
In order to solve the technical problem, the application discloses the following technical scheme:
in a first aspect, a method for generating a dynamic electronic two-dimensional code is provided, where the method includes: the server acquires the common two-dimensional code and information to be implanted; converting the information into a first micro-point pattern, wherein the first micro-point pattern consists of a plurality of micro-points, and the size of the micro-points is far smaller than that of a two-dimensional code element of a common two-dimensional code; implanting the first micro-point pattern into the common two-dimensional code to generate an electronic two-dimensional code; converting the information into a second micro-point pattern according to a preset rule; and implanting the second micro point pattern into the electronic two-dimensional code to replace the first micro point pattern, and sending the updated electronic two-dimensional code to user equipment, so that the dynamic change of the electronic two-dimensional code is realized.
According to the method, the micro-point pattern with certain information is implanted into the common two-dimensional code, so that the information amount carried by the common two-dimensional code can be increased, and the anti-counterfeiting function of the common two-dimensional code is improved. On the other hand, the implanted information is distributed on the common two-dimensional code through a plurality of micro-point patterns, and according to a preset rule, a second micro-point pattern generated at different moments is different from a first micro-point pattern generated at the previous moment, so that the dynamic change of the micro-point pattern in the electronic two-dimensional code is realized, the electronic two-dimensional code is in an updated and changed state at the moment, and the safety and the anti-counterfeiting performance of an electronic bill applied to the dynamic electronic two-dimensional code are enhanced.
Further, implanting the first micro-point pattern into the common two-dimensional code to generate an electronic two-dimensional code comprises: extracting at least two-dimension code elements from the common two-dimension code; the two-dimension code element is the minimum graph unit of the two-dimension code; dividing each two-dimensional code element into at least two square areas; and the sizes of the square areas are the same, and the first micro-point pattern is implanted into the divided square areas in a mode of mainly using a sequence to generate the electronic two-dimensional code.
Further, converting the information into a first minute point pattern includes: converting the information into a sequence of binary numbers; converting each binary number in the sequence into a micro-point; and all the micro-points are spliced to generate the first micro-point graph. Similarly, when the second micro-point pattern is generated, the method is the same as the method for producing the first micro-point pattern, but the difference is that the distribution positions of the micro-points are different, and therefore the electronic two-dimensional codes updated and changed at different moments are different.
Further, implanting the first micro-point pattern into the common two-dimensional code to generate an electronic two-dimensional code comprises: detecting whether the binary number to be converted is 1; if the binary number is 1, implanting the micro-point in a square area of the two-dimensional code element; if the binary number is 0, then no microdots are implanted, wherein each of the microdots occupies one of the square areas. If the binary number is detected to be 0, although the micro-point is not implanted, the information can still be identified at the position of the corresponding square area, namely the information meaning that the binary number is 0 is occupied, so that the detection equipment can be ensured to identify the information carried by the electronic two-dimensional code.
Further, the first microdot pattern comprises white microdots and black microdots, and the two-dimensional code symbol comprises white symbols and black symbols, then implanting the first microdot pattern into the common two-dimensional code comprises: implanting the white micro-point to a square area corresponding to a black code element of the two-dimensional code element; and implanting the black micro-point into a square area corresponding to the white code element of the two-dimensional code element.
Further, implanting the first micro-dot pattern into the square region of the two-dimensional code symbol in a mainly column-sequential manner comprises: selecting the number of binary numbers which need to be implanted into each two-dimensional code element; in each two-dimensional code element, according to the number of the binary numbers to be implanted, the first micro-point pattern is implanted according to the rule that at least one square area is arranged between every two adjacent micro-points at intervals, and the electronic two-dimensional code implanted with the first micro-point pattern cannot influence the recognition and the reading of information on the common two-dimensional code.
Further, implanting the first minute point pattern into the divided square area in a column-sequential primary manner includes: and implanting the first micro-point pattern into the micro-point patterns in sequence from the lower right corner to the upper right corner of the common two-dimensional code by taking the sequence as the main.
Further, converting the information into a second minute point pattern according to a preset rule includes: forming a second micro-point pattern by the micro-point change positions in the first micro-point pattern in a random mode; optionally, a time interval is set, and when the time interval is reached, the positions of the micro-points are transformed to generate a new micro-point pattern.
In a second aspect, a dynamic electronic two-dimensional code generating device is provided, which includes a transceiver unit and a processing unit, wherein the transceiver unit is configured to obtain a common two-dimensional code and information to be implanted; the processing unit is used for converting the information into a first micro-point pattern and implanting the first micro-point pattern into the common two-dimensional code to generate an electronic two-dimensional code; the processing unit is further used for converting the information into a second micro-point pattern according to a preset rule; and implanting the second micro-point pattern into the electronic two-dimensional code to replace the first micro-point pattern. The transceiver unit is further configured to send the updated electronic two-dimensional code to user equipment.
Further, the processing unit is specifically configured to extract at least two-dimension code elements from the common two-dimension code; the two-dimension code element is the minimum graph unit of the two-dimension code; dividing each two-dimensional code element into at least two square areas; and implanting the first micro-point pattern into the divided square areas in a mode of mainly using a sequence to generate the electronic two-dimensional code.
Further, the processing unit is specifically configured to convert the information into a sequence consisting of binary numbers; converting each binary number in the sequence into a micro-point; and all the micro-points are spliced to generate the first micro-point graph.
Further, the processing unit is specifically configured to detect whether the binary number to be converted is 1; if the binary number is 1, implanting the micro-point in a square area of the two-dimensional code element; if the binary number is 0, then no microdots are implanted, wherein each of the microdots occupies one of the square areas.
Further, the first micro-point pattern includes a white micro-point and a black micro-point, and the two-dimensional code symbol includes a white code element and a black code element, and the processing unit is specifically further configured to implant the white micro-point onto a square area corresponding to the black code element of the two-dimensional code symbol; and implanting the black micro-point into a square area corresponding to the white code element of the two-dimensional code element.
Further, the processing unit is specifically configured to select the number of binary numbers to be implanted into each of the two-dimensional code symbols; and in each two-dimensional code element, according to the number of the binary numbers to be implanted, implanting the first micro-point pattern according to the rule that at least one square area is arranged between every two adjacent micro-points.
In a third aspect, a dynamic electronic two-dimensional code recognition method is provided, which is applied to the dynamic electronic two-dimensional code in the first aspect, and the method includes: the detection equipment acquires a dynamic electronic two-dimensional code; scanning the dynamic electronic two-dimensional code, and extracting a group of sequence strings from the dynamic electronic two-dimensional code; analyzing the sequence string to obtain time information, wherein the time information comprises a current sequence string; detecting whether the error between the time information and the current detection moment is within a preset range or not; if the dynamic electronic two-dimensional code is within the preset range, identifying that the dynamic electronic two-dimensional code is valid; otherwise, the dynamic electronic two-dimensional code is invalid.
Further, if basic information is obtained by analyzing the sequence string, where the basic information includes information such as the identity information of the user, the user ID, the riding time, and the number of cars, the method further includes: detecting whether the basic information has a logical relation with information preset on a common two-dimensional code; if the two-dimensional code has logic correlation, identifying that the electronic two-dimensional code is valid; otherwise, the electronic two-dimensional code is invalid. The logical relationship means whether part or all of the analyzed basic information is the same as information preset on a common two-dimensional code, and the information on the common two-dimensional code can be carried by the common two-dimensional code.
In the dynamic electronic two-dimensional code recognition method provided by the aspect, because the electronic two-dimensional codes generated at different moments are different, specifically, because the micro-point pattern on the electronic two-dimensional code dynamically changes, when detecting whether the electronic two-dimensional code is valid, whether the time interval between the time point generated by the analyzed sequence string and the current detection moment exceeds a preset range, for example, 30 seconds, and then whether the electronic two-dimensional code is valid can be judged. The dynamic electronic two-dimensional code identification method provided by the method can prevent the existing electronic bill from being unusable once being leaked or copied, and further improves the safety and anti-counterfeiting performance of the electronic bill.
In addition, when the validity of the dynamic electronic two-dimensional code is identified, whether the information on the dynamic electronic two-dimensional code has a logical relation with the preset information can be detected, namely, the authenticity of the dynamic electronic two-dimensional code is detected through detection and comparison of the preset information on the electronic two-dimensional code, and therefore the situation that when the updating change of the electronic two-dimensional code is wrong, false detection is sent, and the effective ticket is mistakenly detected to be invalid can be avoided. Through the double detection of time and information, the safety of the dynamic electronic two-dimensional code identification is further improved.
In a fourth aspect, a detection device is provided, configured to detect and identify a dynamic electronic two-dimensional code generated in the first aspect, where the detection device includes: the system comprises a transceiver and a processor, wherein the transceiver is used for acquiring an electronic two-dimensional code; the processor is used for scanning the electronic two-dimensional code, obtaining a group of sequence strings from the electronic two-dimensional code, and analyzing the sequence strings to obtain time information; the processor is further configured to detect whether an error between the time information and a current detection time is within a preset range; if the dynamic electronic two-dimensional code is within the preset range, identifying that the dynamic electronic two-dimensional code is valid; otherwise, the dynamic electronic two-dimensional code is invalid.
Further, the processor is further configured to detect whether the basic information has a logical relationship with information preset on a common two-dimensional code; if the two-dimensional code has logic correlation, identifying that the electronic two-dimensional code is valid; otherwise, the electronic two-dimensional code is invalid.
Further, the transceiver is further configured to send the detection result to a server.
In a fifth aspect, a dynamic electronic two-dimensional code is provided, where the dynamic electronic two-dimensional code is composed of a common two-dimensional code and a micro-point pattern generated according to a preset rule, the micro-point pattern includes at least two micro-points, and each micro-point is distributed on the common two-dimensional code according to the preset rule; and when a preset time interval is reached, generating a second micro-point pattern according to the preset rule, wherein the second micro-point pattern is different from the first micro-point pattern, and the first micro-point pattern is a micro-point pattern generated before the preset time interval.
Further, the common two-dimensional code comprises at least two-dimensional code elements, and each two-dimensional code element further comprises at least two square areas; the micro-point pattern is composed of at least two micro-points, one micro-point is positioned in one square area and occupies the square area, and at least one square area is arranged between every two adjacent micro-points; the micro-point pattern comprises white micro-points and black micro-points, the two-dimensional code element comprises a white code element and a black code element, the white micro-points are positioned on the square area corresponding to the black code element, and the black micro-point pattern is positioned on the square area corresponding to the black code element.
Further, information may be carried in each of the divided square areas, the information being represented by a binary number, and the square areas as intervals represent intervals between the information and the information.
In a sixth aspect, a dynamic two-dimensional code electronic ticket is further provided, where the two-dimensional code electronic ticket includes an identification area and an electronic two-dimensional code area, the identification area is provided with basic information of ticketing, the basic information includes time, identity ID, name and address, and the electronic two-dimensional code area is provided with a dynamic electronic two-dimensional code;
the dynamic electronic two-dimensional code is composed of a common two-dimensional code and a micro-point pattern generated according to a preset rule, the micro-point pattern comprises at least two micro-points, and each micro-point is distributed on the common two-dimensional code according to the preset rule; and when a preset time interval is reached, generating a second micro-point pattern according to the preset rule, wherein the second micro-point pattern is different from the first micro-point pattern, and the first micro-point pattern is a micro-point pattern generated before the preset time interval.
Further, the common two-dimensional code comprises at least two-dimensional code elements, and each two-dimensional code element further comprises at least two square areas; the micro-point pattern is composed of at least two micro-points, one micro-point is positioned in one square area and occupies the square area, and at least one square area is arranged between every two adjacent micro-points; the micro-point pattern comprises white micro-points and black micro-points, the two-dimensional code element comprises a white code element and a black code element, the white micro-points are positioned on the square area corresponding to the black code element, and the black micro-point pattern is positioned on the square area corresponding to the black code element.
According to the electronic ticket provided by the aspect, the identification area and the electronic two-dimensional code area both carry information, so that when the electronic two-dimensional code is identified and detected, whether the information of the identification area has a logical relation with the analyzed information in the electronic two-dimensional code or not is detected, and whether the time interval is within a preset range or not is detected, so that the electronic ticket can be prevented from being stolen or copied through double detection of the electronic ticket, and the anti-counterfeiting function of the electronic ticket is enhanced.
In addition, in the process of implanting information into the electronic two-dimensional code, a secret key can be added to encrypt and decrypt the information, so that the electronic two-dimensional code on the electronic ticket is prevented from being easily identified and read, and the anti-counterfeiting function and the safety of the electronic two-dimensional code are further improved.
Further, updating the electronic two-dimensional code on the electronic ticket according to a time driving function; specifically, updating the micro-point pattern on the electronic two-dimensional code according to the time driving function comprises: acquiring a safety information code of the current moment according to the time driving function; and generating a new micro point pattern according to the safety information code at the current moment, generating a new electronic two-dimensional code according to the new micro point pattern, and replacing the new electronic two-dimensional code with the electronic two-dimensional code generated before the current moment.
A seventh aspect further provides a computer storage medium, where the computer storage medium may store a program, and when the program is executed, the program may perform some or all of the steps in each implementation manner of the dynamic electronic two-dimensional code generation method and the dynamic electronic two-dimensional code identification method provided by the present invention.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic flowchart of a dynamic electronic two-dimensional code generation method according to an embodiment of the present application;
fig. 2 is a schematic flowchart of another dynamic electronic two-dimensional code generation method according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of a two-dimensional code element implanted with microdots according to an embodiment of the present disclosure;
fig. 4 is a schematic view of an electronic two-dimensional code according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a dynamic electronic two-dimensional code generating device according to an embodiment of the present application;
fig. 6 is a schematic flowchart of a dynamic electronic two-dimensional code recognition method according to an embodiment of the present application;
fig. 7 is a schematic diagram of a dynamic two-dimensional code electronic ticket according to an embodiment of the present application;
fig. 8 is a schematic structural diagram of a dynamic two-dimensional code electronic ticket detection system according to an embodiment of the present application.
Detailed Description
The embodiment of the application provides a dynamic electronic two-dimensional code generation method and an identification method, and aims to solve the problem that the existing electronic two-dimensional code is low in safety. Specifically, the electronic two-dimensional code provided in the embodiment of the present application is applied to a User Equipment, where the User Equipment (english: User Equipment, abbreviated as UE) includes: user terminals, clients, etc. Specifically, the user equipment further includes: a mobile phone, a tablet computer, a palm computer or a mobile internet device.
The dynamic electronic two-dimensional code generated by the embodiment of the application is sent to the user equipment through the server and displayed on the user equipment, so that the electronic two-dimensional code can be updated and changed from time to time. Further, the method for generating the dynamic electronic two-dimensional code comprises the following steps, as shown in fig. 1.
Step 101: the server acquires a common two-dimensional code and information to be implanted; the information to be implanted includes identity information of the user, such as name, ID number, identification number, and the like, and may further include time information, key information, and the like.
Step 102: the information is converted into a first micro-dot pattern.
Optionally, the information to be implanted is converted into a sequence consisting of binary numbers, each binary number in the sequence is converted into a micro-point, and finally, all the micro-points are combined and spliced to generate the first micro-point pattern. The size of the micro-point is far smaller than the pre-divided two-dimensional code element, so that the implanted micro-point pattern can not influence the identification of the original common two-dimensional code.
Step 103: and implanting the first micro-point pattern into the common two-dimensional code to generate an electronic two-dimensional code.
Optionally, implanting the first micro-point pattern into the common two-dimensional code to generate an electronic two-dimensional code includes:
detecting sequences formed by the generated binary numbers one by one, and detecting whether the binary numbers to be converted are 1;
if the binary number is detected to be 1, implanting the micro-point in a square area of the two-dimensional code element;
if the binary number is 0, then no microdots are implanted, wherein each of the microdots occupies one of the square areas. It should be noted that if the detected binary number is 0, although the micro-dots are not implanted on the square area, the binary number information of 0 is still retained at the position.
Further, implanting the first microdot pattern into the common two-dimensional code specifically includes: and implanting the white micro-point into a square area corresponding to a black code element of the two-dimensional code element, and implanting the black micro-point into a square area corresponding to a white code element of the two-dimensional code element so as to ensure that in the generated electronic two-dimensional code, the black micro-point is positioned on a white area of a common two-dimensional code, and the white micro-point is positioned on a black area of the common two-dimensional code, namely, the black color and the white color are separated so as to ensure normal reading.
Step 104: and converting the information into a second micro-point pattern according to a preset rule.
The preset rules include random rules and rules with a certain functional relationship, and the method is not limited in the application according to which rule the micro-dots are arranged and arranged, but the micro-dot pattern after each transformation is different from the micro-dot pattern of the previous transformation, and specifically, the difference means that the position of at least one micro-dot in the common two-dimensional code is different.
Step 105: implanting the second micro-dot pattern into the electronic two-dimensional code instead of the first micro-dot pattern.
According to the method provided by the embodiment, the micro-point pattern with certain information is implanted into the common two-dimensional code, so that on one hand, the information amount carried by the common two-dimensional code can be increased, and the anti-counterfeiting function of the common two-dimensional code is improved. On the other hand, the implanted information is distributed on the common two-dimensional code through an infinite number of micro-point patterns, and according to a preset rule, a second micro-point pattern generated at different moments is different from a first micro-point pattern generated at the previous moment, so that the dynamic change of the micro-point pattern in the electronic two-dimensional code is realized, the electronic two-dimensional code is in an updated and changed state at the moment, and the safety and the anti-counterfeiting performance of an electronic ticket applied to the dynamic electronic two-dimensional code are enhanced.
In an optional embodiment, the step 102 of converting the information into the first micro-point pattern specifically includes: as shown in figure 2 of the drawings, in which,
step 1031: extracting at least two-dimension code elements from the common two-dimension code, wherein the two-dimension code elements are the minimum graph units of the two-dimension code codes;
step 1032: dividing each two-dimensional code element into at least two square areas;
step 1033: and implanting the first micro-point patterns into the divided square areas one by one in a mode of mainly taking the sequence as the main mode to generate the electronic two-dimensional code.
In this embodiment, the two-dimensional code elements are divided, so that the divided two-dimensional code elements can store the dot patterns converted by binary numbers, the dot patterns can be implanted into the common two-dimensional code, and the dynamic change of the electronic two-dimensional code is realized.
Optionally, in step 105, implanting the first micro-point pattern into the square region of the two-dimensional code symbol in a manner mainly including:
selecting the number of binary numbers which need to be implanted into each two-dimensional code element; and in each two-dimensional code element, according to the number of the binary numbers to be implanted, implanting the first micro-point pattern according to the rule that at least one square area is arranged between every two adjacent micro-points.
In a specific embodiment, the process of generating the dynamic electronic two-dimensional code includes:
step 1: an ordinary two-dimensional code is selected, a two-dimensional code element (a two-dimensional code coding minimum graph coding unit) is used as a basic unit on the two-dimensional code, the space of the two-dimensional code is subdivided and divided into a plurality of smaller spaces, as shown in fig. 4, the spaces are divided into 5 rows and 5 columns, 25 cells are provided, and each cell corresponds to a square area.
Step 2: the information and the intervals between the information are represented by subdivided spaces, for example, column 3, line 1, line 3, line 5 each represent an interval space.
And step 3: the micro-points carrying information are respectively separated by a small grid in the row direction and the column direction so as to correctly collect and identify the electronic two-dimensional code. Take a two-dimensional code symbol with 5 rows and 5 columns as an example, wherein the position of the implantable information is 2 rows and 2 columns, 2 rows and 4 columns, 4 rows and 2 columns and 4 rows and 4 columns.
And 4, step 4: and converting the information to be implanted into binary numbers, for example, selecting to implant every 4-bit binary number in the same two-dimensional code element.
And 5: when the binary number is '1', implanting micro-points; when the binary number is "0", then no micro-dots are implanted, but at this location, row 2, column 2 still stores information. When the two-dimensional code element is white, black micro-points are implanted on the white code element, and when the two-dimensional code element is black, white micro-points are implanted on the black code element, and each micro-point occupies one cell.
Step 6: after the first minute point pattern is implanted into one two-dimensional code symbol, the information represented by three minute points is "1" and the information represented by one cell at the upper left corner is "0" in the two-dimensional code symbol as shown by the arrow position shown in fig. 4.
And 7: and implanting a sequence of binary numbers to be implanted into the two-dimensional code element in a mode of taking the sequence as a main sequence, specifically, as shown in fig. 4, sequentially implanting micro-points from the lower right corner to the upper right corner, and then implanting the micro-points one by one in a sequence from right to left, and when all the micro-points are implanted into the common two-dimensional code, generating the electronic two-dimensional code.
And 8: and according to a preset rule, regenerating a new sequence according to the time driving function, wherein the sequence is the same as the information carried by the original sequence. However, the position of the microspots is different from the position of the microspots in the original sequence.
And step 9: and 7, repeatedly executing the step 7, and implanting binary numbers corresponding to the new sequence into the two-dimensional code elements through the micro-points to form a new electronic two-dimensional code. And in the process of implanting the micro-points, according to the number of the binary numbers to be implanted, implanting the micro-point pattern according to the rule that at least one square area is arranged between every two adjacent micro-points.
According to the method provided by the embodiment, the micro-point pattern is implanted into each two-dimensional code element, and the positions of the micro-points are changed at any moment according to the preset rule, so that the dynamic change of the electronic two-dimensional code is realized, the electronic two-dimensional code is prevented from being copied or stolen, and the safety and the anti-counterfeiting performance of the electronic two-dimensional code are improved.
In another embodiment of the present application, corresponding to the foregoing embodiment of the electronic two-dimensional code generation method, there is provided a dynamic electronic two-dimensional code generation apparatus, as shown in fig. 5, which includes a transceiver unit 501 and a processing unit 502.
The transceiver 501 is configured to acquire a common two-dimensional code and information to be embedded, and implement communication with a user equipment.
The processing unit 502 is configured to convert the information into a first micro-point pattern, and implant the first micro-point pattern into the common two-dimensional code to generate an electronic two-dimensional code;
the processing unit 502 is further configured to convert the information into a second micro-point pattern according to a preset rule; and implanting the second micro-point pattern into the electronic two-dimensional code to replace the first micro-point pattern.
The transceiver unit 501 is further configured to send the updated electronic two-dimensional code to a user equipment.
Further, the processing unit 502 is specifically configured to extract at least two-dimension code elements from the common two-dimension code; the two-dimension code element is the minimum graph unit of the two-dimension code; dividing each two-dimensional code element into at least two square areas; and implanting the first micro-point pattern into the divided square areas in a mode of mainly using a sequence to generate the electronic two-dimensional code.
Further, the processing unit 502 is specifically configured to convert the information into a sequence composed of binary numbers; converting each binary number in the sequence into a micro-point; and all the micro-points are spliced to generate the first micro-point graph.
Further, the processing unit 502 is specifically configured to detect whether the binary number to be converted is 1; if the binary number is 1, implanting the micro-point in a square area of the two-dimensional code element; if the binary number is 0, then no microdots are implanted, wherein each of the microdots occupies one of the square areas.
Further, the first micro-point pattern includes a white micro-point and a black micro-point, and the two-dimensional code symbol includes a white code element and a black code element, and the processing unit is specifically further configured to implant the white micro-point onto a square area corresponding to the black code element of the two-dimensional code symbol; and implanting the black micro-point into a square area corresponding to the white code element of the two-dimensional code element.
Further, the processing unit 502 is specifically configured to select the number of binary numbers that need to be implanted into each of the two-dimensional code symbols; and in each two-dimensional code element, according to the number of the binary numbers to be implanted, implanting the first micro-point pattern according to the rule that at least one square area is arranged between every two adjacent micro-points.
The transceiver unit 501 is further configured to send the generated electronic two-dimensional code to the user equipment, so that the user equipment updates the micro-point pattern in the electronic two-dimensional code.
Optionally, the transceiver unit 501 may send the generated micro-point pattern to the user equipment, so that the user equipment replaces a new micro-point pattern based on the originally generated electronic two-dimensional code; or the transceiver unit sends the electronic two-dimensional code with the updated micro-point pattern generated by the processing unit to the user equipment together so as to update the electronic two-dimensional code on the user equipment, thereby enhancing the security and the anti-counterfeiting performance of the electronic two-dimensional code.
Further, the device further comprises a storage unit 503, and the storage unit is used for storing the information to be implanted, the generated micro-point pattern, the common two-dimensional code and the information carried by the common two-dimensional code.
In another embodiment, a dynamic electronic two-dimensional code recognition method is further provided, and is applied to the dynamic electronic two-dimensional code provided in the foregoing embodiment, as shown in fig. 6, the method includes:
step 601: the detection equipment acquires and scans the dynamic electronic two-dimensional code, and obtains a group of sequence strings from the dynamic electronic two-dimensional code.
Step 602: and analyzing the sequence string to obtain time information.
Step 603: detecting whether the error between the time information and the current detection moment is within a preset range or not;
step 604: if the dynamic electronic two-dimensional code is within the preset range, identifying that the dynamic electronic two-dimensional code is valid;
step 605: and if the dynamic electronic two-dimensional code is not in the preset range, the dynamic electronic two-dimensional code is invalid.
Further, if basic information is obtained by analyzing the sequence string, in the process of detecting whether the time error is within a preset range, the method further includes:
detecting whether the basic information has a logical relation with information preset on a common two-dimensional code; the logical relationship means whether part or all of the analyzed basic information is the same as information preset on a common two-dimensional code, and the information on the common two-dimensional code can be carried by the common two-dimensional code.
For example, if the analyzed basic information includes departure time of the ticket and an arrival place, it is determined whether there is a logical relationship, that is, whether the analyzed departure time or arrival place is the same as or partially the same as the preset time and place.
If the two-dimensional code has logic correlation, identifying that the electronic two-dimensional code is valid; otherwise, the electronic two-dimensional code is invalid.
In the dynamic electronic two-dimensional code recognition method provided by this embodiment, because the electronic two-dimensional codes generated at different times are different, specifically, because the timing of the micro-point pattern on the electronic two-dimensional code changes, when detecting whether the electronic two-dimensional code is valid, whether the time interval between the time point generated by the analyzed sequence string and the current detection time exceeds a preset range, for example, 30 seconds, can be further determined whether the electronic two-dimensional code is valid. The dynamic electronic two-dimensional code identification method provided by the method can prevent the existing electronic ticket from being unusable once being leaked or copied, and further improves the safety and the anti-counterfeiting performance of the electronic ticket.
The embodiment of the foregoing electronic two-dimensional code identification method is applied, and a detection device is further provided in this embodiment, and is configured to detect and identify a dynamic electronic two-dimensional code, where the detection device includes: the system comprises a transceiver and a processor, wherein the transceiver is used for acquiring an electronic two-dimensional code; the processor is used for scanning the dynamic electronic two-dimensional code, obtaining a group of sequence strings from the dynamic electronic two-dimensional code, and analyzing the sequence strings to obtain time information; the processor is further configured to detect whether an error between the time information and a current detection time is within a preset range; if the dynamic electronic two-dimensional code is within the preset range, identifying that the dynamic electronic two-dimensional code is valid; otherwise, the dynamic electronic two-dimensional code is invalid.
Further, the processor is further configured to detect whether the basic information has a logical relationship with information preset on a common two-dimensional code; if the two-dimensional code has logic correlation, identifying that the dynamic electronic two-dimensional code is valid; otherwise, the dynamic electronic two-dimensional code is invalid. Further, the transceiver is further configured to send the detection result to a server.
Optionally, the detection device further includes a memory, configured to store the received electronic two-dimensional code, and information such as the detection result.
A dynamic electronic two-dimensional code, as shown in fig. 4, the electronic two-dimensional code is composed of a common two-dimensional code and a micro-point pattern generated according to a preset rule, the micro-point pattern includes at least two micro-points, and each micro-point is distributed on the common two-dimensional code according to the preset rule; and when a preset time interval is reached, generating a second micro-point pattern according to the preset rule, wherein the second micro-point pattern is different from the first micro-point pattern, and the first micro-point pattern is a micro-point pattern generated before the preset time interval.
Further, the common two-dimensional code comprises at least two-dimensional code elements, and each two-dimensional code element further comprises at least two square areas; the micro-point pattern is composed of at least two micro-points, one micro-point is positioned in one square area and occupies the square area, and at least one square area is arranged between every two adjacent micro-points; the micro-point pattern comprises white micro-points and black micro-points, the two-dimensional code element comprises a white code element and a black code element, the white micro-points are positioned on the square area corresponding to the black code element, and the black micro-point pattern is positioned on the square area corresponding to the black code element.
Further, information may be carried in each of the divided square areas, the information being represented by a binary number, and the square areas as intervals represent intervals between the information and the information.
In another embodiment of the present application, a two-dimensional code electronic ticket is further provided, as shown in fig. 7, the two-dimensional code electronic ticket includes an identification area and an electronic two-dimensional code area, the identification area is provided with basic information of ticketing, the basic information includes time, an identity ID, a name and an address, and the two-dimensional code area is provided with an electronic two-dimensional code;
the electronic two-dimensional code is composed of a common two-dimensional code and a micro-point pattern generated according to a preset rule, the micro-point pattern comprises at least two micro-points, and each micro-point is distributed on the common two-dimensional code according to the preset rule; and when a preset time interval is reached, generating a second micro-point pattern according to the preset rule, wherein the second micro-point pattern is different from the first micro-point pattern, and the first micro-point pattern is a micro-point pattern generated before the preset time interval.
Further, the common two-dimensional code comprises at least two-dimensional code elements, and each two-dimensional code element further comprises at least two square areas; the micro-point pattern is composed of at least two micro-points, one micro-point is positioned in one square area and occupies the square area, and at least one square area is arranged between every two adjacent micro-points; the micro-point pattern comprises white micro-points and black micro-points, the two-dimensional code element comprises a white code element and a black code element, the white micro-points are positioned on the square area corresponding to the black code element, and the black micro-point pattern is positioned on the square area corresponding to the black code element.
The electronic ticket provided by the embodiment has the advantages that the identification area and the electronic two-dimensional code area both carry information, so that when the electronic two-dimensional code is identified and detected, whether the information in the identification area and the analyzed information in the electronic two-dimensional code have a logical relationship or not is detected, and whether the time interval is within a preset range or not is detected, so that the two-dimensional code electronic ticket can be prevented from being stolen or copied through a double detection mode of the electronic ticket, and the anti-counterfeiting function of the dynamic two-dimensional code electronic ticket is further enhanced.
In addition, in the process of implanting information into the electronic two-dimensional code, a secret key can be added to encrypt and decrypt the information, so that the electronic two-dimensional code on the electronic ticket is prevented from being easily identified and read, and the anti-counterfeiting function and the safety of the electronic two-dimensional code are further improved.
Further, updating the electronic two-dimensional code according to a time driving function; specifically, updating the micro-point pattern on the electronic two-dimensional code according to the time driving function comprises: acquiring a safety information code of the current moment according to the time driving function; and generating a new micro-point pattern according to the security information code at the current moment, generating a new electronic two-dimensional code according to the new micro-point pattern, and replacing the electronic two-dimensional code generated before the current moment with the new electronic two-dimensional code, thereby realizing the dynamic transformation function of the two-dimensional code electronic ticket.
In an embodiment of specific hardware, a schematic diagram showing the interaction of a server with a user device is shown in fig. 8. The method corresponds to an embodiment of the dynamic electronic two-dimensional code generation method.
The system includes a server 810, at least one user device 820, and a detection device 830, each of which includes a transceiver, a processor, and a memory.
And the server 810 is configured to generate a dynamic electronic two-dimensional code and an electronic ticket carrying the dynamic electronic two-dimensional code, and send the electronic ticket to at least one user equipment. And transforming the micro-point pattern on the electronic two-dimensional code at any moment according to a preset rule to generate a new electronic two-dimensional code, and sending the new electronic two-dimensional code to the user equipment 820.
And the user equipment 820 is used for receiving the electronic ticket sent by the server and constantly transforming the electronic two-dimensional code on the electronic ticket according to the information provided by the server, so that the dynamic change of the electronic two-dimensional code on the user equipment is realized.
The detection device 830 is configured to detect the electronic ticket on at least one user device, identify and judge whether the electronic ticket is valid, specifically, detect whether an error between time information analyzed by the electronic two-dimensional code and a current detection time is within a preset range, and detect whether information carried on the electronic ticket and information on the electronic two-dimensional code have a logical correspondence, thereby implementing dual detection on the electronic ticket, and feeding back a detection result to the server.
The server 810 is further configured to count and record the result sent by the detection device 830.
Further, the processor may be a general purpose Central Processing Unit (CPU), a microprocessor, an application-specific integrated circuit (ASIC), or one or more integrated circuits for controlling the execution of programs according to the present invention.
The Memory may be, but is not limited to, a Read-Only Memory (ROM) or other type of static storage device that can store static information and instructions, a Random Access Memory (RAM) or other type of dynamic storage device that can store information and instructions, an electrically erasable Programmable Read-Only Memory (EEPROM), a Compact Disc Read-Only Memory (CD-ROM) or other optical Disc storage, optical Disc storage (including Compact Disc, laser Disc, optical Disc, digital versatile Disc, blu-ray Disc, etc.), magnetic disk storage media or other magnetic storage devices, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer. The memory may be separate or integrated with the processor. Wherein the memory is used for storing application program codes for executing the scheme of the invention and is controlled by the processor to execute. The processor is configured to execute application program code stored in the memory.
The terminal equipment comprises User Equipment (UE), a user terminal, a client and the like. Specifically, the terminal device further includes: a mobile phone, a tablet computer, a palm computer or a mobile internet device.
"unit" in the above embodiments may refer to an application-specific integrated circuit (ASIC), a circuit, a processor and memory that execute one or more software or firmware programs, an integrated logic circuit, and/or other devices that may provide the above functionality.
Embodiments of the present invention also provide a computer storage medium for storing computer software instructions for the method shown in fig. 1, fig. 2 or fig. 6, which includes a program designed to execute the method embodiments. The transmission of the feedback parameters may be achieved by executing a stored program.
While the invention has been described in connection with various embodiments, other variations to the disclosed embodiments can be understood and effected by those skilled in the art in practicing the claimed invention, from a review of the drawings, the disclosure, and the appended claims. In the claims, the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. A single processor or other unit may fulfill the functions of several items recited in the claims. The mere fact that certain measures are recited in mutually different dependent claims does not indicate that a combination of these measures cannot be used to advantage.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, apparatus (device), or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein. A computer program stored/distributed on a suitable medium supplied together with or as part of other hardware, may also take other distributed forms, such as via the Internet or other wired or wireless telecommunication systems.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
While the invention has been described in conjunction with specific features and embodiments thereof, it will be evident that various modifications and combinations can be made thereto without departing from the spirit and scope of the invention. Accordingly, the specification and figures are merely exemplary of the invention as defined in the appended claims and are intended to cover any and all modifications, variations, combinations, or equivalents within the scope of the invention. It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A dynamic electronic two-dimension code generation method is characterized by comprising the following steps:
acquiring a common two-dimensional code and information to be implanted;
converting the information into a first micro-dot pattern;
extracting at least two-dimension code elements from the common two-dimension code;
dividing each two-dimensional code element into at least two square areas;
implanting the first micro-point pattern into the divided square area in a mode of mainly using a sequence to generate the electronic two-dimensional code;
implanting the first micro-dot pattern into the square area of the two-dimensional code symbol in a mainly sequence manner comprises: selecting the number of binary numbers which need to be implanted into each two-dimensional code element;
in each two-dimensional code element, according to the number of the binary numbers to be implanted, implanting the first micro-point pattern according to the rule that at least one square area is arranged between every two adjacent micro-points;
converting the information into a second micro-point pattern according to a preset rule;
implanting the second micro-dot pattern into the electronic two-dimensional code instead of the first micro-dot pattern.
2. The method of claim 1, wherein converting the information into a first micro-point pattern comprises:
converting the information into a sequence of binary numbers;
converting each binary number in the sequence into a micro-point;
and all the micro-points are spliced to generate the first micro-point graph.
3. The method of claim 2, wherein implanting the first micro-point pattern into the common two-dimensional code to generate an electronic two-dimensional code comprises:
detecting whether the binary number to be converted is 1;
if the binary number is 1, implanting the micro-point in a square area of the two-dimensional code element;
if the binary number is 0, then no microdots are implanted, wherein each of the microdots occupies one of the square areas.
4. The method of claim 2, wherein the first microdot pattern comprises white microdots and black microdots and the two-dimensional code symbol comprises white symbols and black symbols, then implanting the first microdot pattern into the common two-dimensional code comprises:
implanting the white micro-point to a square area corresponding to a black code element of the two-dimensional code element;
and implanting the black micro-point into a square area corresponding to the white code element of the two-dimensional code element.
5. A dynamic electronic two-dimensional code recognition method is applied to the dynamic electronic two-dimensional code of any one of claims 1 to 4, and is characterized by comprising the following steps:
acquiring a dynamic electronic two-dimensional code;
scanning the dynamic electronic two-dimensional code, and obtaining a group of sequence strings from the dynamic electronic two-dimensional code;
analyzing the sequence string to obtain time information;
detecting whether the error between the time information and the current detection moment is within a preset range or not;
if the dynamic electronic two-dimensional code is within the preset range, identifying that the dynamic electronic two-dimensional code is valid; otherwise, the dynamic electronic two-dimensional code is invalid.
6. The method of claim 5, wherein if parsing the sequence string also results in basic information, the method further comprises:
detecting whether the basic information has a logical relation with information preset on a common two-dimensional code or not, wherein the basic information comprises departure time of a ticket and a place where the ticket arrives;
if the two-dimensional code has logic correlation, identifying that the dynamic electronic two-dimensional code is valid; otherwise, the dynamic electronic two-dimensional code is invalid.
7. A dynamic electronic two-dimensional code is characterized in that the dynamic electronic two-dimensional code is composed of a common two-dimensional code and a micro-point pattern generated according to a preset rule,
the micro-point pattern comprises at least two micro-points, and each micro-point is distributed on the common two-dimensional code according to the preset rule;
and when a preset time interval is reached, generating a second micro-point pattern according to the preset rule, wherein the second micro-point pattern is different from the first micro-point pattern, and the first micro-point pattern is a micro-point pattern generated before the preset time interval.
8. The dynamic electronic two-dimensional code according to claim 7,
the common two-dimension code comprises at least two-dimension code elements, and each two-dimension code element also comprises at least two square areas;
the micro-point pattern is composed of at least two micro-points, one micro-point is positioned in one square area and occupies the square area, and at least one square area is arranged between every two adjacent micro-points;
the micro-point pattern comprises white micro-points and black micro-points, the two-dimensional code element comprises a white code element and a black code element, the white micro-points are positioned on the square area corresponding to the black code element, and the black micro-point pattern is positioned on the square area corresponding to the black code element.
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| CN107229985A (en) * | 2017-04-28 | 2017-10-03 | 柳州市啪啪微订网络科技有限公司 | Hotel based on wechat intelligently moves in system |
| CN108549920A (en) * | 2018-03-13 | 2018-09-18 | 福建新大陆电脑股份有限公司 | A kind of two-dimensional code data hidden method, data extraction method and equipment |
| CN109871722A (en) * | 2019-01-10 | 2019-06-11 | 深圳市雄帝科技股份有限公司 | Auth method, system, terminal and storage medium based on optical picture shape code |
| CN110443328B (en) * | 2019-07-22 | 2023-08-04 | 杭州沃朴物联科技有限公司 | Identification and fake verification method, device, equipment and medium based on LED anti-fake label |
| CN112765185B (en) * | 2019-11-05 | 2023-04-07 | 株洲中车时代电气股份有限公司 | Data updating method, device, equipment and storage medium for vehicle-mounted equipment |
| CN113094616A (en) * | 2019-12-23 | 2021-07-09 | 康美包（苏州）有限公司 | Information pushing method, information associating method, information pushing equipment, information associating equipment and computer storage medium |
| CN111222610B (en) * | 2020-01-09 | 2022-09-02 | 周晓明 | Coding and decoding method and system for double-ID two-dimensional code micro-code element |
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