CN108776828A - Two-dimensional code generation method, Quick Response Code generating means and Quick Response Code - Google Patents

Abstract

The present invention provides a method for generating a two-dimensional code, wherein the generating method includes: determining the positions of multiple positioning points, wherein the multiple positioning points include a central positioning point and multiple surrounding positioning points, and the multiple surrounding positioning points are evenly distributed On the circumference of the same circle, the central positioning point is located at the center of the circle; the central positioning graphic is set at the central positioning point, and the central positioning graphic defines the included angle, and the included angle points to one of the peripheral positioning points; the peripheral positioning is set at the peripheral positioning point Graphics; determine the position of multiple data lines, each data line corresponds to a peripheral positioning point, and the data line connects the peripheral positioning point and the central positioning point corresponding to the data line; set the graphic data graphics on each data line respectively, so as to Get the QR code. The invention also provides a two-dimensional code and a two-dimensional code generating device. In the two-dimensional code generated by the two-dimensional code generation method, even if the positioning point is worn, the two-dimensional code information can still be read accurately.

Description

Two-dimensional code generation method, two-dimensional code generation device and two-dimensional code

technical field

The present invention relates to the field of graphic identification codes, in particular to a two-dimensional code generation method, a two-dimensional code generation device and a two-dimensional code.

Background technique

A common two-dimensional code is a square two-dimensional code, and one two-dimensional code includes three positioning points, and the three positioning points are respectively located at three corners of the two-dimensional code. Once any one or several of the three positioning points are damaged, the two-dimensional code cannot be accurately recognized.

The QR code is usually set on the outer packaging of the product, therefore, it is difficult to prevent the QR code from being damaged.

Therefore, how to prevent the two-dimensional code from being damaged has become an urgent technical problem in this field.

Contents of the invention

The purpose of the present invention is to provide a two-dimensional code generation method, a two-dimensional code generation device and a two-dimensional code. Even if any one or several of the positioning points in the two-dimensional code is damaged, it still does not hinder the recognition of the two-dimensional code.

In order to achieve the above object, as an aspect of the present invention, a method for generating a two-dimensional code is provided, wherein the method for generating includes:

Determine the positions of multiple anchor points, wherein the multiple anchor points include a central anchor point and a plurality of peripheral anchor points, and the plurality of peripheral anchor points are evenly distributed on the circumference of the same circle, and the central anchor point is located at at the center of said circle;

A central positioning figure is set at the central positioning point, the central positioning figure defines an included angle, and the included angle points to one of the peripheral positioning points;

Setting peripheral positioning graphics at the peripheral positioning points;

determining the positions of multiple data lines, each of the data lines corresponds to one of the peripheral positioning points, and the data lines connect the peripheral positioning points corresponding to the data lines with the central positioning point;

Setting graphic data graphics on each of the data lines to obtain the two-dimensional code.

Preferably, the two-dimensional code includes eight peripheral positioning points, each of the peripheral positioning graphics includes three pixels, and the arrangements of the three pixels in the eight peripheral positioning points are different.

Preferably, the data graphics on each of the data lines include eight pixels, the data graphics include four sets of main data and four sets of backup data, each set of main data corresponds to a set of backup data, and the The main data and the backup data have the same content.

As a second aspect of the present invention, a two-dimensional code is provided, wherein the two-dimensional code includes:

A plurality of peripheral positioning figures, a plurality of said peripheral positioning figures are distributed on the circumference of the same circle;

a central positioning figure, the central positioning figure is located at the center of the circle, and the central positioning figure defines an included angle, and the included angle points to one of the peripheral positioning points;

A plurality of data graphics, a plurality of the data graphics are respectively distributed on a plurality of data lines, each of the data lines corresponds to one of the peripheral positioning graphics, and the data lines are connected to the peripheral positioning graphics corresponding to the data line and the Describe the central positioning graphics.

Preferably, the two-dimensional code includes eight peripheral positioning points, each of the peripheral positioning graphics includes three pixels, and the arrangements of the three pixels in the eight peripheral positioning points are different.

Preferably, the data graphics on each of the data lines include eight pixels, the data graphics include four sets of main data and four sets of backup data, each set of main data corresponds to a set of backup data, and the The main data and the backup data have the same content.

As a third aspect of the present invention, a two-dimensional code generating device is provided, wherein the two-dimensional code generating device includes:

An anchor point determination module, the anchor point determination module is used to determine the positions of a plurality of anchor points, wherein the plurality of anchor points include a central anchor point and a plurality of peripheral anchor points, and the plurality of peripheral anchor points are evenly distributed in On the circumference of the same circle, the central positioning point is located at the center of the circle;

A positioning figure setting module, the positioning figure determination module is used to set a central positioning figure at the central positioning point, the central positioning figure defines an included angle, and the included angle points to one of the surrounding positioning points, and the The positioning figure setting module is also used to set surrounding positioning figures at the surrounding positioning points;

A data line determination module, the data line determination module is used to determine the positions of multiple data lines, each of the data lines corresponds to one of the peripheral positioning points, and the data lines are connected to the peripheral positioning points corresponding to the data lines and said central anchor point;

A data graphic setting module, the data graphic setting module is used to respectively set graphic data graphics on each of the data lines to obtain the two-dimensional code.

Preferably, the two-dimensional code includes eight peripheral positioning points, each of the peripheral positioning graphics includes three pixels, and the arrangements of the three pixels in the eight peripheral positioning points are different.

Preferably, the data graphics on each of the data lines include eight pixels, the data graphics include four sets of main data and four sets of backup data, each set of main data corresponds to a set of backup data, and the The main data and the backup data have the same content.

In the two-dimensional code generation method provided by the present invention, a plurality of peripheral positioning figures are arranged on the circumference, and since the plurality of positioning figures are uniformly distributed along the circumference, even if one or more positioning figures are damaged , the position information of the damaged positioning figure can still be determined according to other positioning figures, and then the data figure corresponding to the positioning figure can be obtained.

Even if all the peripheral positioning graphics are damaged, the position of one of the peripheral positioning graphics can still be determined according to the central positioning graphics, and then the positions of the remaining peripheral positioning graphics can be deduced.

When identifying the two-dimensional code generated by the two-dimensional code generation method provided by the present invention, if any one or any of the surrounding positioning patterns is damaged or stained, the damage can be determined by using the non-damaged positioning pattern Or the position of the defaced positioning graphic, so that the position of each data line can be determined, and then the information in the two-dimensional code can be identified.

In other words, as long as there is an undamaged positioning image, the two-dimensional code can be positioned and data read.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the description, together with the following specific embodiments, are used to explain the present invention, but do not constitute a limitation to the present invention. In the attached picture:

Fig. 1 is the flowchart of the two-dimension code generation method provided by the present invention;

Fig. 2 is a schematic diagram of positioning points and data lines in the two-dimensional code provided by the present invention;

Figure 3a is a data graph on a data line;

Figure 3b is a data graph on another data line;

Fig. 4 is a block diagram of a two-dimensional code generating device provided by the present invention.

Explanation of reference signs

410: positioning point determination module 420: positioning graphics setting module

430: Data line determination module 440: Data graphics setting module

Detailed ways

Specific embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.

As an aspect of the present invention, a method for generating a two-dimensional code is provided, wherein, as shown in FIG. 1 , the method for generating includes:

In step S110, the positions of a plurality of anchor points are determined, wherein the plurality of anchor points include a central anchor point and a plurality of peripheral anchor points, and the plurality of peripheral anchor points are evenly distributed on the circumference of the same circle, so The central positioning point is located at the center of the circle;

In step S120, a central positioning figure is set at the central positioning point, the central positioning figure defines an included angle, and the included angle points to one of the peripheral positioning points;

In step S130, setting peripheral positioning graphics at the peripheral positioning points;

In step S140, the positions of multiple data lines are determined, each of the data lines corresponds to one of the peripheral positioning points, and the data lines connect the peripheral positioning points corresponding to the data lines with the central positioning point;

In step S150, graphic data graphics are respectively set on each of the data lines to obtain the two-dimensional code.

In the two-dimensional code generation method provided by the present invention, a plurality of peripheral positioning figures are arranged on the circumference, and since the plurality of positioning figures are uniformly distributed along the circumference, even if one or more positioning figures are damaged , the position information of the damaged positioning figure can still be determined according to other positioning figures, and then the data figure corresponding to the positioning figure can be obtained.

Even if all the peripheral positioning graphics are damaged, the position of one of the peripheral positioning graphics can still be determined according to the central positioning graphics, and then the positions of the remaining peripheral positioning graphics can be deduced.

When identifying the two-dimensional code generated by the two-dimensional code generation method provided by the present invention, if any one or any of the surrounding positioning patterns is damaged or stained, the damage can be determined by using the non-damaged positioning pattern Or the position of the defaced positioning graphic, so that the position of each data line can be determined, and then the information in the two-dimensional code can be identified.

In other words, as long as there is an undamaged positioning pattern, the two-dimensional code can be positioned and data read.

Different from the prior art of "trying to ensure that the two-dimensional code is not damaged", in the two-dimensional code generated by the two-dimensional code generation method provided in this application, there is no requirement for the setting position of the two-dimensional code, even if it is set at The position that is easy to wear causes the two-dimensional code to wear, and the information of the two-dimensional code can still be accurately recognized.

For example, the two-dimensional code can be set on the shared bicycle. Since the two-dimensional code can still be recognized even if it is worn out, the two-dimensional code can be set in an obvious position, so that it is convenient for the user to scan and improve the user experience.

The graphic two-dimensional code shown in FIG. 2 can be generated by using the two-dimensional code generation method provided by the present invention.

In this embodiment, the two-dimensional code includes eight surrounding positioning points, which are respectively surrounding positioning point P1, surrounding positioning point P2, surrounding positioning point P3, surrounding positioning point P4, surrounding positioning point P5, surrounding positioning point P6, surrounding positioning point Point P7 and surrounding locate point P8. As shown in Figure 2, the central positioning point P0 is located at the center of the circle, and the eight data lines are respectively the data line D1 connecting the peripheral positioning point P1 and the central positioning point P0, the data line D2 connecting the peripheral positioning point P2 and the central positioning point P0, The data line D3 connecting the peripheral positioning point P3 and the central positioning point P0, the data line D4 connecting the peripheral positioning point P4 and the central positioning point P0, the data line D5 connecting the peripheral positioning point P5 and the central positioning point P0, and the peripheral positioning point P6 The data line D6 connecting the central positioning point P0, the data line D7 connecting the peripheral positioning point P7 and the central positioning point P0, and the data line D8 connecting the peripheral positioning point P8 and the central positioning point P0.

In the specific embodiment shown in FIG. 2 , the central graphic at the central positioning point P0 includes two sectors, and the two sectors share a horizontal diameter. Therefore, the position of the peripheral positioning point P1 can be determined from the central graphic.

As mentioned above, the two-dimensional code includes eight peripheral positioning points. In order to ensure that the positioning figures of the eight positioning points are different from each other, preferably, as shown in Figure 2, each of the surrounding positioning figures includes three pixels, and the arrangement of the three pixels in the eight surrounding positioning points vary.

Correspondingly, the data pattern on each of the data lines includes eight pixels. In other words, each data line is binary pixel data. Figure 3a shows 00000000 and Figure 3b shows 00100101. The data graph includes four sets of main data and four sets of backup data, each set of the main data corresponds to a set of the backup data, and the contents of the main data and the backup data are the same. In the specific embodiment shown in FIG. 2, the main data is set on the data line D1, the data line D2, the data line D3, and the data line D4. Backup data is set on the data line D5, the data line D6, the data line D7 and the data line D8. Among them, the main data on the data line D1 is the same as the backup data on the data line D5, the main data on the data line D2 is the same as the backup data on the data line D6, the main data on the data line D3 is the same as the backup data on the data line D7 The data is the same, the main data on the data line D4 is the same as the backup data on the data line D8.

When the two-dimensional code includes eight peripheral positioning patterns and eight data patterns, the amount of data information carried is limited, therefore, it is suitable to use the two-dimensional code as an identity recognition pattern. For example, the two-dimensional code can be used as the identification code of the shared bicycle. If the circulation of shared bicycles is less than 100 million, the two-digit code is printed on the girder of shared bicycles, and each data pattern has a total data volume of 8 bytes, representing the ID of shared bicycles. The two-dimensional code can represent numbers from 0 to 4294967295.

As another aspect of the present invention, there is provided a two-dimensional code generated by the above two-dimensional code generation method, wherein the two-dimensional code includes:

A plurality of peripheral positioning figures, a plurality of said peripheral positioning figures are distributed on the circumference of the same circle;

a central positioning figure, the central positioning figure is located at the center of the circle, and the central positioning figure defines an included angle, and the included angle points to one of the peripheral positioning figures;

A plurality of data graphics, a plurality of said data graphics are respectively distributed on a plurality of data lines, any one of said data lines is the diameter of said circle, and the two ends of said data lines are respectively two different said Peripheral positioning graphics.

The two-dimensional code is generated by the above-mentioned two-dimensional code generation method provided by the present invention. As mentioned above, a plurality of peripheral positioning figures are arranged on the circumference, and since the multiple positioning figures are evenly distributed along the circumference, therefore , even if one or more of the positioning patterns is damaged, the location information of the damaged positioning pattern can still be determined according to other positioning patterns, and then the data pattern corresponding to the positioning pattern can be obtained.

Even if all the peripheral positioning graphics are damaged, the position of one of the peripheral positioning graphics can still be determined according to the central positioning graphics, and then the positions of the remaining peripheral positioning graphics can be deduced.

Different from the prior art of "trying to ensure that the two-dimensional code is not damaged", in the two-dimensional code generated by the two-dimensional code generation method provided in this application, there is no requirement for the setting position of the two-dimensional code, even if it is set at The position that is easy to wear causes the two-dimensional code to wear, and the information of the two-dimensional code can still be accurately recognized.

For example, the two-dimensional code can be set on the shared bicycle. Since the two-dimensional code can still be recognized even if it is worn out, the two-dimensional code can be set in an obvious position, so that it is convenient for the user to scan and improve the user experience.

As a specific implementation, the two-dimensional code includes eight peripheral positioning patterns, each of which includes three pixels, and the arrangements of the three pixels in the eight peripheral positioning patterns are different .

As shown in FIG. 2 , each of the surrounding positioning patterns includes three pixels, and the arrangement of the three pixels in the eight surrounding positioning patterns is different.

Correspondingly, the data pattern on each of the data lines includes eight pixels. In other words, each data line is binary pixel data. Figure 3a shows 00000000 and Figure 3b shows 00100101.

When the two-dimensional code includes eight peripheral positioning patterns and eight data patterns, the amount of data information carried is limited, therefore, it is suitable to use the two-dimensional code as an identity recognition pattern.

When the user scans the two-dimensional code, the two-dimensional code is firstly corrected, and the non-circular two-dimensional code captured by the camera is corrected into a perfect circle. Then determine the position of each peripheral positioning figure, and further read the data information.

As a third aspect of the present invention, a two-dimensional code generating device is provided, wherein, as shown in FIG. 430 and a data graphics setting module 440. The two-dimensional code generation device provided by the present invention is used to execute the above-mentioned two-dimensional code generation method provided by the present invention.

Specifically, the positioning point determining module 410 is used to execute step S110, that is, the positioning point determining module 410 is used to determine the positions of multiple positioning points, wherein the multiple positioning points include a central positioning point and a plurality of peripheral positioning points, A plurality of the peripheral positioning points are evenly distributed on the circumference of the same circle, and the central positioning point is located at the center of the circle.

The positioning figure setting module 420 is used to execute step S120 and step S130, that is, the positioning figure determination module 420 is used to set a central positioning figure at the central positioning point, the central positioning figure defines an included angle, and the included angle points to it One of the surrounding positioning points, and the positioning figure setting module 420 is further configured to set a surrounding positioning figure at the surrounding positioning points.

The data line determination module 430 is used to execute step S140, that is, the data line determination module 330 is used for the data line determination module to determine the positions of multiple data lines, and each data line corresponds to one of the peripheral positioning points, And the data line connects the peripheral positioning point corresponding to the data line and the central positioning point.

The data pattern setting module 440 is used to execute step S150, that is, the data pattern setting module 440 is used to respectively set a graphic data pattern on each of the data lines to obtain the two-dimensional code.

The two-dimensional code generation device provided by the present invention is used to implement the above-mentioned two-dimensional code generation method provided by the present invention. The working principle and beneficial effects of the two-dimensional code generation method have been introduced in detail above, and will not be repeated here.

As mentioned above, as a specific implementation, the two-dimensional code includes eight peripheral positioning points, each of the peripheral positioning graphics includes three pixels, and the three pixels in the eight peripheral positioning points Arrangements vary.

Correspondingly, the data graphics on each of the data lines include eight pixels, the data graphics include four sets of main data and four sets of backup data, each set of main data corresponds to a set of backup data, and the The main data and the backup data have the same content.

It can be understood that, the above embodiments are only exemplary embodiments adopted for illustrating the principle of the present invention, but the present invention is not limited thereto. For those skilled in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also regarded as the protection scope of the present invention.

Claims (9)

1. A generating method of a two-dimensional code, characterized in that, the generating method comprises: Determine the positions of multiple anchor points, wherein the multiple anchor points include a central anchor point and a plurality of peripheral anchor points, and the plurality of peripheral anchor points are evenly distributed on the circumference of the same circle, and the central anchor point is located at at the center of said circle; A central positioning figure is set at the central positioning point, the central positioning figure defines an included angle, and the included angle points to one of the peripheral positioning points; Setting peripheral positioning graphics at the peripheral positioning points; determining the positions of multiple data lines, each of the data lines corresponds to one of the peripheral positioning points, and the data lines connect the peripheral positioning points corresponding to the data lines with the central positioning point; Setting graphic data graphics on each of the data lines to obtain the two-dimensional code. 2. The two-dimensional code generation method according to claim 1, wherein the two-dimensional code includes eight peripheral positioning points, each of the peripheral positioning graphics includes three pixels, and eight of the surrounding positioning points The arrangement of the three pixels in the anchor point varies. 3. The two-dimensional code generation method according to claim 2, wherein the data graphics on each of the data lines include eight pixels, and the data graphics include four groups of main data and four groups of backup data, Each set of the main data corresponds to a set of the backup data, and the contents of the main data and the backup data are the same. 4. A two-dimensional code, characterized in that the two-dimensional code comprises: A plurality of peripheral positioning figures, a plurality of said peripheral positioning figures are distributed on the circumference of the same circle; a central positioning figure, the central positioning figure is located at the center of the circle, and the central positioning figure defines an included angle, and the included angle points to one of the peripheral positioning points; A plurality of data graphics, a plurality of the data graphics are respectively distributed on a plurality of data lines, each of the data lines corresponds to one of the peripheral positioning graphics, and the data lines are connected to the peripheral positioning graphics corresponding to the data line and the Describe the central positioning graphics. 5. The two-dimensional code according to claim 4, wherein the two-dimensional code includes eight peripheral positioning points, each of the peripheral positioning graphics includes three pixels, and the eight peripheral positioning points The three pixels in each are arranged differently. 6. The two-dimensional code according to claim 5, wherein the data graphics on each of the data lines include eight pixels, and the data graphics include four sets of main data and four sets of backup data, each set The main data corresponds to a group of the backup data, and the content of the main data is the same as that of the backup data. 7. A two-dimensional code generating device, characterized in that, the two-dimensional code generating device comprises: An anchor point determination module, the anchor point determination module is used to determine the positions of a plurality of anchor points, wherein the plurality of anchor points include a central anchor point and a plurality of peripheral anchor points, and the plurality of peripheral anchor points are evenly distributed in On the circumference of the same circle, the central positioning point is located at the center of the circle; A positioning figure setting module, the positioning figure determination module is used to set a central positioning figure at the central positioning point, the central positioning figure defines an included angle, and the included angle points to one of the surrounding positioning points, and the The positioning figure setting module is also used to set surrounding positioning figures at the surrounding positioning points; A data line determination module, the data line determination module is used to determine the positions of multiple data lines, each of the data lines corresponds to one of the peripheral positioning points, and the data lines are connected to the peripheral positioning points corresponding to the data lines and said central anchor point; A data graphic setting module, the data graphic setting module is used to respectively set graphic data graphics on each of the data lines to obtain the two-dimensional code. 8. The two-dimensional code generating device according to claim 1, wherein the two-dimensional code includes eight peripheral positioning points, each of the peripheral positioning graphics includes three pixels, and eight of the surrounding positioning points The arrangement of the three pixels in the anchor point varies. 9. The two-dimensional code generating device according to claim 2, wherein each data pattern on the data line includes eight pixels, and the data pattern includes four groups of main data and four groups of backup data, Each group of the main data corresponds to a group of the backup data, and the contents of the main data and the backup data are the same.