CN101908155A - The coded system of two-dimension code and method, decode system and method - Google Patents
The coded system of two-dimension code and method, decode system and method Download PDFInfo
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Abstract
The present invention has disclosed a kind of coding/decoding system and method for two-dimension code, and described coded system comprises image generation unit, mode position generation unit, coding unit.The subregion that image generation unit is set two-dimension code is an image-region, does not fill coded data, fills one or several sheets image at image-region; The position generation unit is the set positions zone in order to the subregion of setting two-dimension code, fills the data message of expression two-dimension code position in the set positions zone; Coding unit is the data area in order to the subregion of setting two-dimension code, fills coded data in the data area.The coding/decoding system and the method for the two-dimension code that the present invention proposes, but the two-dimension code embedded image or the photo of generation.Simultaneously, the two-dimension code that utilizes the present invention to generate is beneficial to recognition, and error correcting capability is strong, requires lower to identification equipment.
Description
Technical field
The invention belongs to the planar bar code technology field, relate to a kind of two-dimension code coded system, but relate in particular to the coded system of the two-dimension code of a kind of embedded image or photo; The invention still further relates to the coding method of above-mentioned coded system; In addition, the present invention's one progressive decode system, coding/decoding method that relates to two-dimension code.
Background technology
As shown in Figure 1, the existing two-dimensional sign indicating number is by indicating the location storage information of point in level and vertical two dimensional surface.On cell position, with " point " expression binary " 1 ", punctuate is not represented binary " 0 ".Even the colored point of the use that has, to increase data volume.In order to help the pattern of decoding software location, on four or three angles, indicate positional information usually.
Two-dimension code is in early days as the additional aspects such as logistics, Commercial goods labels that appear at of bar code.Mobile phone two-dimension code utilization is in recent years risen gradually, the user can realize quick surfing Internet with cell phone by mobile phone cam scanning two-dimension code, quickly and easily browsing page, download picture and text, music, video, obtain reward voucher, participate in prize drawing, understand enterprise product information.
The widespread use of two-dimension code provides very big facility for the user uses surfing Internet with cell phone, saved the trouble of input URL, oneself wants the webpage seen to have improved the convenience of online greatly but one-touch promptly enters fast.In addition, bar-code identification is used and is also provided a mode of linking up with the user whenever and wherever possible for print media, value-added service provider and enterprise.
The shortcoming of two-dimension code is at present, resolution speed is slow, error correcting capability is poor, redundancy is big, recognizing apparatus is required high,, but determined it more weak at design aspects such as some fashion planar designs of performance, ad content, image photographs simultaneously because the form of conventional two-dimensional code book body.
Summary of the invention
Technical matters to be solved by this invention is: a kind of coded system of two-dimension code is provided, but the two-dimension code embedded image or the photo of generation.
The present invention also provides a kind of coding method of coded system of above-mentioned two-dimension code.
Simultaneously, the invention provides a kind of decode system of two-dimension code, can parse the two-dimension code that above-mentioned coded system generates.
In addition, the present invention further provides a kind of coding/decoding method of two-dimension code.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of coded system of two-dimension code, described two-dimension code comprise image-region, set positions zone, data area; Described image-region is filled image information, does not fill coded data; Described image-region, set positions zone, data area comprise one or more cells respectively; Described coded system comprises:
Image generation unit is an image-region in order to the subregion of setting two-dimension code, does not fill coded data, fills one or several sheets image at image-region;
The position generation unit is the set positions zone in order to the subregion of setting two-dimension code, fills the data message of expression two-dimension code position in the set positions zone;
Coding unit is the data area in order to the subregion of setting two-dimension code, fills coded data in the data area.
As a preferred embodiment of the present invention, the two-dimension code that described coded system generates is for comprising the two-dimension code of N * M cell; The data that described coding unit will comprise in the two-dimension code of (N-i) * (M-j) individual cell are filled in the corresponding unit lattice of N * M array; Wherein, N, M, i, j are natural number; Described comprising (N-i) * (M-j) individual cell two-dimension code in data be the efficient coding data.
As a preferred embodiment of the present invention, described coding unit will comprise data in the two-dimension code of 6 * 6 cells and be filled in 7 * 7 the two-dimension code array; In described 7 * 7 the two-dimension code array, the mode position setting regions comprises 4 cells, lays respectively at 4 angles of array; Image-region comprises 3 * 3 cells, is positioned at the middle part of array.
As a preferred embodiment of the present invention, described image-region is positioned at the middle part of two-dimension code.
As a preferred embodiment of the present invention, described coding mode comprises one or more in sequential encoding pattern, inverted order coding mode, the out of order coding mode; The coding method of described sequential encoding pattern is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the data area in the two-dimension code that comprises N * M cell from top to bottom, from left to right successively; The coding method of described inverted order coding mode is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the data area in the two-dimension code that comprises N * M cell from the bottom to top, from right to left successively; The coding method of described out of order coding mode is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, compile numbering and increase successively; Then, the data after the numbering are filled in the data area in the two-dimension code that comprises N * M cell, fill order is for from top to bottom, fill from left to right, and the step of filling is: obtain remaining all numberings, fill and remain the lowest number of numbering; Obtain remaining all numberings, fill the maximum numbering of residue numbering; Circulation successively is in all data all are filled to data area in the two-dimension code that comprises N * M cell.
A kind of coding method of two-dimension code, described two-dimension code comprise image-region, set positions zone, data area; Described image-region is filled image information, does not fill coded data; Described image-region, set positions zone, data area comprise one or more cells respectively; Described coding method comprises the steps:
Image generates step, and the subregion of setting two-dimension code is an image-region, does not fill coded data, fills one or several sheets image at image-region;
Positional information generates step, and the subregion of setting two-dimension code is the set positions zone, fills the data message of expression two-dimension code position in the set positions zone;
Coding step, the subregion of setting two-dimension code is the data area, fills coded data in the data area.
A kind of decode system of two-dimension code, described two-dimension code comprise image-region, set positions zone, data area; Described image-region is filled image information, does not fill coded data; Described image-region, set positions zone, data area comprise one or more cells respectively; Described decode system comprises:
Location resolution unit in order to the data message in the set positions zone that obtains two-dimension code, and parses this two-dimension code corresponding position information according to this data message, perhaps also parses cell number that image-region comprises or/and the position of image-region;
Decoding unit is decoded to two-dimension code in order to the two-dimension code positional information that parses according to described location resolution unit.
As a preferred embodiment of the present invention, the two-dimension code of described decode system decoding is for comprising the two-dimension code of N * M cell; Described decoding unit will comprise the efficient coding data decode in the two-dimension code data area of N * M cell, be comprised the two-dimension code of (N-i) * (M-j) individual cell; Wherein, N, M, i, j are natural number; Described comprising (N-i) * (M-j) individual cell two-dimension code in data be the efficient coding data.
As a preferred embodiment of the present invention, described location resolution unit parses the decoding schema of two-dimension code simultaneously; Described decoding schema comprises one or more in order decoding schema, inverted order decoding schema, the out of order decoding schema; The coding/decoding method of described order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell from top to bottom, from left to right successively; The coding/decoding method of described inverted order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell from the bottom to top, from right to left successively; The coding/decoding method of described out of order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell, fill order is for from top to bottom, fill from left to right, and the step of filling is: obtain remaining all numberings, fill the lowest number that residue is numbered; Obtain remaining all numberings, fill the maximum numbering of residue numbering; Circulation all is filled in the two-dimension code that comprises (N-i) * (M-j) individual cell until all data successively.
A kind of coding/decoding method of two-dimension code, described two-dimension code comprise image-region, set positions zone, data area; Described image-region is filled image information, does not fill coded data; Described image-region, set positions zone, data area comprise one or more cells respectively; Described coding/decoding method following steps:
The location resolution step is obtained the data message in the set positions zone of two-dimension code, and parses this two-dimension code corresponding position information according to this data message, perhaps also parses cell number that image-region comprises or/and the position of image-region;
Decoding step is decoded to two-dimension code according to the two-dimension code positional information that described location resolution unit parses.
Beneficial effect of the present invention is: the coding/decoding system and the method for the two-dimension code that the present invention proposes, but the two-dimension code embedded image or the photo of generation.Simultaneously, the two-dimension code that utilizes the present invention to generate is beneficial to recognition, and error correcting capability is strong, requires lower to identification equipment.
Description of drawings
Fig. 1 is the synoptic diagram of existing two-dimension code.
Fig. 2 is the synoptic diagram of two-dimension code of the present invention.
Fig. 3 is the synoptic diagram of the two-dimension code of pattern 1.
Fig. 4 is the synoptic diagram of the two-dimension code of pattern 2.
Fig. 5 is the synoptic diagram of the two-dimension code of mode 3.
Fig. 6 is the synoptic diagram of a two-dimension code of the present invention.
Fig. 7 is the synoptic diagram of arranging according to pattern 1 coded data.
Fig. 8 is the synoptic diagram of a two-dimension code of the present invention.
Fig. 9 is the synoptic diagram of arranging according to pattern 2 coded datas.
Figure 10 is the synoptic diagram of a two-dimension code of the present invention.
Figure 11 is the synoptic diagram of arranging according to the mode 3 coded data.
Figure 12 is the preceding two-dimension code data matrix synoptic diagram of coding.
Embodiment
Describe the preferred embodiments of the present invention in detail below in conjunction with accompanying drawing.
Embodiment one
The present invention has disclosed a kind of coding/decoding system and method for novel two-dimension code.See also Fig. 2, the two-dimension code among the present invention comprises mode position setting regions 12, image-region 11, data area 13.
As shown in Figure 2, in the present embodiment, two-dimension code is that each cell is planar, comprises some pixels by 49 squares that cell constitutes of 7x7, and each cell can be filled a coded data; But not existing point of two-dimension code is represented a coded data.Therefore in recognition, because dot matrix is few, than conventional two-dimensional sign indicating number discrimination height.Above-mentioned two-dimension code can appear on various printed mediums, print media, the TV media.
In the present embodiment, the mode position setting regions comprises 4 cells at four angles that are positioned at two-dimension code, and these 4 cells not only play positioning action in identification equipment recognition, constitutes the coding mode that uses but also can play the decision coding simultaneously.Coding mode can comprise one or more, can preestablish.
Please continue to consult Fig. 2, in the present embodiment, image-region is positioned in the middle of the two-dimension code, by 3x3 totally 9 cells constitute, can fill the image or the photo of any color on it; This zone is irrelevant with coding.In practice, can cooperate actual content, as printing advertisement commodity picture, caution language, icon, numeral.
Recording data information in the data area, in the present embodiment, the data area comprises other cells except that mode position setting regions, image-region.
The coded system of the two-dimension code that the present invention discloses comprises image generation unit, mode position generation unit, coding unit.
[image generation unit]
Image generation unit is an image-region in order to the subregion of setting two-dimension code, does not fill coded data, fills one or several sheets image at image-region.
[mode position generation unit]
The mode position generation unit is the mode position setting regions in order to the subregion of setting two-dimension code, fills the data message of expression two-dimension code position and coding mode in position mode initialization zone.
The positional information of two-dimension code can be by the information setting of several cells, and the cell that the mode position setting regions comprises can be arranged on any zone.As being arranged on four angles of two-dimension code, also can be arranged on central region; Can disperse society certainly, also can concentrate setting.
Present embodiment is that example is introduced coding mode effect in the present invention with several simple coding modes only, but not to the qualification of protection domain of the present invention, those skilled in the art should associate similarly other coding modes according to these several cases.Coding mode can comprise one or more in sequential encoding pattern, inverted order coding mode, the out of order coding mode among the present invention.
Pattern 1
As shown in Figure 3, the cell at 3 angles is a black in 4 drift angles, and another cell is defined as pattern 1 during for white.The coding mode of pattern 1 is the sequential encoding pattern.
The coding method that described sequential encoding pattern is concrete is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the data area in the two-dimension code that comprises N * M cell from top to bottom, from left to right successively.
As shown in Figure 6, in the present embodiment, under the situation of pattern 1, each cell is numbered.Wherein, cell the 11,17,71, the 77th, mode position lattice; Cell the 33,34,35,43,44,45,53,54, the 55th, the image photograph zone.Cell 11,17,71 is non-white, and cell 77 is a white.
Cell number among Fig. 6 by being arranged in delegation from small to large, is arranged by conversion data valid data shown in Figure 7.
Pattern 2
As shown in Figure 4, the cell at 3 angles is a white in 4 drift angles, when another cell is black, is defined as pattern 2.The coding mode of pattern 2 is the inverted order coding mode.
The concrete coding method of described inverted order coding mode is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the data area in the two-dimension code that comprises N * M cell from the bottom to top, from right to left successively.
As shown in Figure 8, in the present embodiment, under the situation of pattern 2, each cell is numbered.Wherein the 11,17,71, the 77th, the mode position lattice; Cell the 33,34,35,43,44,45,53,54, the 55th, the image photograph zone.Cell 11,17,71 is a white, and cell 77 is non-white.
Fig. 8 cell number by being arranged in delegation from big to small, is arranged by conversion data valid data shown in Figure 9.
Mode 3
As shown in Figure 5, the cell of 2 adjacent angular is a black in 4 drift angles, when the cell of two adjacent angular be white in addition, is defined as mode 3.The coding mode of mode 3 is out of order coding mode.
The concrete coding method of described out of order coding mode is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering are filled in the data area in the two-dimension code that comprises N * M cell, fill order is for from top to bottom, fill from left to right, and the step of filling is: obtain remaining all numberings, fill and remain the lowest number of numbering; Obtain remaining all numberings, fill the maximum numbering of residue numbering; Circulation successively is in all data all are filled to data area in the two-dimension code that comprises N * M cell.
As shown in figure 10, in the present embodiment, under the situation of mode 3, each cell is numbered.Wherein, cell the 11,17,71, the 77th, mode position lattice; Cell the 33,34,35,43,44,45,53,54, the 55th, the image photograph zone.Cell 11,71 is non-white, and cell 17,77 is a white.
The coding of Figure 10 cell out of order by mixing (lowest number, maximum numbering, lowest number, maximum numbering ...) be arranged in delegation, arrange by conversion data valid data shown in Figure 11.
[coding unit]
Coding unit is the data area in order to the subregion of setting two-dimension code, and the coding mode of setting according to described mode position generation unit in the data area is filled coded data.
The two-dimension code that described coded system generates is for comprising the two-dimension code of N * M cell.Described coding unit will comprise the decoding schema that the data in the two-dimension code of (N-i) * (M-j) individual cell set according to described mode position generation unit and be filled in the corresponding unit lattice of N * M array; Wherein, N, M, i, j are natural number; Described comprising (N-i) * (M-j) individual cell two-dimension code in data be the efficient coding data.
Present embodiment is introduced the coding method of above-mentioned coding unit by a case, and this coding method comprises the steps:
(1). determine one earlier more than or equal to 1, smaller or equal to a decimal number in 33554431 (they certainly being other data).
(2). top numeral is changed into 25 binary data, and 1 is non-white, and 0 is white.
As shown in figure 12, with this binary digit A11～A15, A21～A25, A31～A35, A41～A45, A51～A55 inserts.
(3). as shown in figure 12, obtain capable verification A16, A26, A36, A46, A56.
A16＝A11?XOR?A12?XOR?A13?XOR?A14?XOR?A15
A26＝A21?XOR?A22?XOR?A23?XOR?A24?XOR?A25
A36＝A31?XOR?A32?XOR?A33?XOR?A34?XOR?A35
A46＝A41?XOR?A42?XOR?A43?XOR?A44?XOR?A45
A56＝A51?XOR?A52?XOR?A53?XOR?A54?XOR?A55
(4). as shown in figure 12, obtain capable verification A61, A62, A63, A64, A65.
A61＝A11?XOR?A21?XOR?A31?XOR?A41?XOR?A51
A62＝A12?XOR?A22?XOR?A32?XOR?A42?YOR?A52
A63＝A13?XOR?A23?XOR?A33?XOR?A43?XOR?A53
A64＝A14?XOR?A24?XOR?A34?XOR?A44?XOR?A54
A65＝A15?XOR?A25?XOR?A35?XOR?A45?XOR?A55
(5). as shown in figure 12, obtain integrity checking A66.
A66＝A16?XOR?A26?XOR?A36?XOR?A46?XOR?A56
(6). present embodiment calculates the 7x7 matrix by the mode method of determining in the above-mentioned pattern 2.
More than introduced two-dimension code coded system of the present invention, the present invention when disclosing above-mentioned coded system, the coding method that also discloses a kind of two-dimension code, this coding method comprises the steps:
[step 1] image generates step.
The subregion of setting two-dimension code is an image-region, does not fill coded data, fills one or several sheets image at image-region.
Image-region can be arranged on the centre of two-dimension code, also can be arranged on one side; Can be set to a zone, also can disperse to be arranged on a plurality of zones.
[step 2] mode position generates step.
The subregion of setting two-dimension code is the mode position setting regions, fills the data message of expression two-dimension code position and coding mode in position mode initialization zone.
[step 3] coding step.
The subregion of setting two-dimension code is the data area, fills coded data in the data area according to the coding mode of setting.Concrete coding method can be with reference to the coding method in the above-mentioned case.
Two-dimension code coded system of the present invention and method have more than been introduced.The present invention also discloses a kind of decode system of two-dimension code when disclosing above-mentioned two-dimension code coded system and method.
Described decode system comprises mode position resolution unit, decoding unit.
The mode position resolution unit is in order to the data message of the mode position setting regions of obtaining two-dimension code, and parse this two-dimension code corresponding position information and decoding schema according to this data message, perhaps also parse cell number that image-region comprises or/and the position of image-region.
The two-dimension code positional information of decoding unit in order to parse according to described mode position resolution unit decoded to two-dimension code according to the homographic solution pattern that parses.
The two-dimension code of described decode system decoding is for comprising the two-dimension code of N * M cell.Described decoding unit will comprise the decoding schema decoding that the efficient coding data in the two-dimension code data area of N * M cell are set according to described mode position generation unit, be comprised the two-dimension code of (N-i) * (M-j) individual cell; Wherein, N, M, i, j are natural number; Described comprising (N-i) * (M-j) individual cell two-dimension code in data be the efficient coding data.
Present embodiment is that example is introduced decoding schema effect in the present invention with several simple decoding schemas only, but not to the qualification of protection domain of the present invention, those skilled in the art should associate similarly other decoding schemas according to these several cases.Decoding schema can comprise one or more in order decoding schema, inverted order decoding schema, the out of order decoding schema among the present invention.
The coding/decoding method of described order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, with the data after the numbering according to ascending order, from top to bottom, be filled in successively in the two-dimension code that comprises (N-i) * (M-j) individual cell from left to right.As, the two-dimension code with 7 * 7 utilizes this decoding schema to be decoded as 6 * 6 two-dimension code.Pattern 1 in the corresponding coding mode of this pattern.
The coding/decoding method of described inverted order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, with the data after the numbering according to ascending order, from the bottom to top, be filled in successively in the two-dimension code that comprises (N-i) * (M-j) individual cell from right to left.As, the two-dimension code with 7 * 7 utilizes this decoding schema to be decoded as 6 * 6 two-dimension code.Pattern 2 in the corresponding coding mode of this pattern.
The coding/decoding method of described out of order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell, fill order is for from top to bottom, fill from left to right, and the step of filling is: obtain remaining all numberings, fill the lowest number that residue is numbered; Obtain remaining all numberings, fill the maximum numbering of residue numbering; Circulation all is filled in the two-dimension code that comprises (N-i) * (M-j) individual cell until all data successively.As, the two-dimension code with 7 * 7 utilizes this decoding schema to be decoded as 6 * 6 two-dimension code.Mode 3 in the corresponding coding mode of this pattern.
More than introduced two-dimension code decode system of the present invention, the present invention also discloses a kind of coding/decoding method of two-dimension code when disclosing above-mentioned decode system, and this coding/decoding method comprises the steps:
[step 1] location resolution step.
Obtain the data message of the mode position setting regions of two-dimension code, and parse this two-dimension code corresponding position information and decoding schema information, perhaps also parse cell number that image-region comprises or/and the position of image-region according to this data message;
[step 2] decoding step.
According to two-dimension code positional information, decoding schema information that described location resolution unit parses two-dimension code is decoded.
In sum, the coding/decoding system and the method for the two-dimension code that the present invention proposes, but the two-dimension code embedded image or the photo of generation.Simultaneously, the two-dimension code that utilizes the present invention to generate is beneficial to recognition, and error correcting capability is strong, requires lower to identification equipment.
Embodiment two
The difference of present embodiment and embodiment one is that in the present embodiment, described two-dimension code comprises image-region, set positions zone (but not the mode position setting regions among the embodiment one), data area.The coded system of two-dimension code comprises image generation unit, position generation unit (but not the mode position generation unit among the embodiment one), coding unit.The position generation unit is the set positions zone in order to the subregion of setting two-dimension code, fills the data message of expression two-dimension code position in the set positions zone.
That is, in the present embodiment, can have only a kind of coding, the decoding schema of acquiescence, need in two-dimension code, not set coding, decoding schema.
Embodiment three
The difference of present embodiment and embodiment one is, the coding mode of present embodiment, decoding schema.In the process of coding, decoding, can be not to the cell numbering, as long as fill according to the order of setting.
As, the coding method that the sequential encoding pattern is concrete is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, taking out in turn from left to right, be filled in successively then from top to bottom, from left to right in the data area in the two-dimension code that comprises N * M cell.When promptly taking out according to from top to bottom, order from left to right takes out from (N-i) * (M-j) matrix, during filling according to from top to bottom, order from left to right is filled in N * Metzler matrix.
For another example, the concrete coding method of inverted order coding mode is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, taking out in turn from left to right, be filled in successively from the bottom to top then, from right to left in the data area in the two-dimension code that comprises N * M cell.When promptly taking out according to from top to bottom, order from left to right takes out from (N-i) * (M-j) matrix, during filling according to from the bottom to top, order from right to left is filled in N * Metzler matrix.
The process of decoding schema is similar with coding, can be with reference to the description of above-mentioned cataloged procedure.
Here description of the invention and application is illustrative, is not to want with scope restriction of the present invention in the above-described embodiments.Here the distortion of disclosed embodiment and change are possible, and the various parts of the replacement of embodiment and equivalence are known for those those of ordinary skill in the art.Those skilled in the art are noted that under the situation that does not break away from spirit of the present invention or essential characteristic, and the present invention can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.Under the situation that does not break away from the scope of the invention and spirit, can carry out other distortion and change here to disclosed embodiment.
Claims (12)
1. the coded system of a two-dimension code is characterized in that, described two-dimension code comprises image-region, mode position setting regions, data area; Described image-region is filled image information, does not fill coded data; Described image-region, mode position setting regions, data area comprise one or more cells respectively; Described coded system comprises:
Image generation unit is an image-region in order to the subregion of setting two-dimension code, does not fill coded data, fills one or several sheets image at image-region;
The mode position generation unit is the mode position setting regions in order to the subregion of setting two-dimension code, fills the data message of expression two-dimension code position and coding mode in position mode initialization zone;
Coding unit is the data area in order to the subregion of setting two-dimension code, and the coding mode of setting according to described mode position generation unit in the data area is filled coded data;
The two-dimension code that described coded system generates is for comprising the two-dimension code of N * M cell;
Described coding unit will comprise the coding mode that the data in the two-dimension code of (N-i) * (M-j) individual cell set according to described mode position generation unit and be filled in the corresponding unit lattice of N * M array; Wherein, N, M, i, j are natural number;
Described comprising (N-i) * (M-j) individual cell two-dimension code in data be the efficient coding data;
Described coding mode comprises one or more in sequential encoding pattern, inverted order coding mode, the out of order coding mode;
The coding method of described sequential encoding pattern is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the data area in the two-dimension code that comprises N * M cell from top to bottom, from left to right successively;
The coding method of described inverted order coding mode is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the data area in the two-dimension code that comprises N * M cell from the bottom to top, from right to left successively;
The coding method of described out of order coding mode is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, compile numbering and increase successively; Then, the data after the numbering are filled in the data area in the two-dimension code that comprises N * M cell, fill order is for from top to bottom, fill from left to right, and the step of filling is: obtain remaining all numberings, fill and remain the lowest number of numbering; Obtain remaining all numberings, fill the maximum numbering of residue numbering; Circulation successively is in all data all are filled to data area in the two-dimension code that comprises N * M cell.
2. the coded system of a two-dimension code is characterized in that, described two-dimension code comprises image-region, set positions zone, data area; Described image-region is filled image information, does not fill coded data; Described image-region, set positions zone, data area comprise one or more cells respectively; Described coded system comprises:
Image generation unit is an image-region in order to the subregion of setting two-dimension code, does not fill coded data, fills one or several sheets image at image-region;
The position generation unit is the set positions zone in order to the subregion of setting two-dimension code, fills the data message of expression two-dimension code position in the set positions zone;
Coding unit is the data area in order to the subregion of setting two-dimension code, fills coded data in the data area.
3. the coded system of two-dimension code according to claim 2 is characterized in that:
The two-dimension code that described coded system generates is for comprising the two-dimension code of N * M cell;
The data that described coding unit will comprise in the two-dimension code of (N-i) * (M-j) individual cell are filled in the corresponding unit lattice of N * M array; Wherein, N, M, i, j are natural number;
Described comprising (N-i) * (M-j) individual cell two-dimension code in data be the efficient coding data.
4. the coded system of two-dimension code according to claim 3 is characterized in that:
Described coding mode comprises one or more in sequential encoding pattern, inverted order coding mode, the out of order coding mode;
The coding method of described sequential encoding pattern is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the data area in the two-dimension code that comprises N * M cell from top to bottom, from left to right successively;
The coding method of described inverted order coding mode is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the data area in the two-dimension code that comprises N * M cell from the bottom to top, from right to left successively;
The coding method of described out of order coding mode is: the data of two-dimension code that will comprise (N-i) * (M-j) individual cell according to from top to bottom, serial number from left to right, compile numbering and increase successively; Then, the data after the numbering are filled in the data area in the two-dimension code that comprises N * M cell, fill order is for from top to bottom, fill from left to right, and the step of filling is: obtain remaining all numberings, fill and remain the lowest number of numbering; Obtain remaining all numberings, fill the maximum numbering of residue numbering; Circulation successively is in all data all are filled to data area in the two-dimension code that comprises N * M cell.
5. the coded system of two-dimension code according to claim 3 is characterized in that:
Described coding unit will comprise data in the two-dimension code of 6 * 6 cells and be filled in 7 * 7 the two-dimension code array;
In described 7 * 7 the two-dimension code array, the mode position setting regions comprises 4 cells, lays respectively at 4 angles of array; Image-region comprises 3 * 3 cells, is positioned at the middle part of array.
6. according to the coded system of claim 2 or 3 or 4 or 5 described two-dimension codes, it is characterized in that:
Described image-region is positioned at the middle part of two-dimension code.
7. the coding method of a two-dimension code is characterized in that, described two-dimension code comprises image-region, set positions zone, data area; Described image-region is filled image information, does not fill coded data; Described image-region, set positions zone, data area comprise one or more cells respectively; Described coding method comprises the steps:
Image generates step, and the subregion of setting two-dimension code is an image-region, does not fill coded data, fills one or several sheets image at image-region;
Positional information generates step, and the subregion of setting two-dimension code is the set positions zone, fills the data message of expression two-dimension code position in the set positions zone;
Coding step, the subregion of setting two-dimension code is the data area, fills coded data in the data area.
8. the decode system of a two-dimension code is characterized in that, described two-dimension code comprises image-region, mode position setting regions, data area; Described image-region is filled image information, does not fill coded data; Described image-region, mode position setting regions, data area comprise one or more cells respectively; Described decode system comprises:
The mode position resolution unit, data message in order to the mode position setting regions of obtaining two-dimension code, and parse this two-dimension code corresponding position information and decoding schema according to this data message, perhaps also parse cell number that image-region comprises or/and the position of image-region;
Decoding unit in order to the two-dimension code positional information that parses according to described mode position resolution unit, is decoded to two-dimension code according to the homographic solution pattern that parses;
The two-dimension code of described decode system decoding is for comprising the two-dimension code of N * M cell;
Described decoding unit will comprise the decoding schema decoding that the efficient coding data in the two-dimension code data area of N * M cell are set according to described mode position generation unit, be comprised the two-dimension code of (N-i) * (M-j) individual cell; Wherein, N, M, i, j are natural number;
Described comprising (N-i) * (M-j) individual cell two-dimension code in data be the efficient coding data;
Described decoding schema comprises one or more in order decoding schema, inverted order decoding schema, the out of order decoding schema;
The coding/decoding method of described order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell from top to bottom, from left to right successively;
The coding/decoding method of described inverted order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell from the bottom to top, from right to left successively;
The coding/decoding method of described out of order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell, fill order is for from top to bottom, fill from left to right, and the step of filling is: obtain remaining all numberings, fill the lowest number that residue is numbered; Obtain remaining all numberings, fill the maximum numbering of residue numbering; Circulation all is filled in the two-dimension code that comprises (N-i) * (M-j) individual cell until all data successively.
9. the decode system of a two-dimension code is characterized in that, described two-dimension code comprises image-region, set positions zone, data area; Described image-region is filled image information, does not fill coded data; Described image-region, set positions zone, data area comprise one or more cells respectively; Described decode system comprises:
Location resolution unit in order to the data message in the set positions zone that obtains two-dimension code, and parses this two-dimension code corresponding position information according to this data message, perhaps also parses cell number that image-region comprises or/and the position of image-region;
Decoding unit is decoded to two-dimension code in order to the two-dimension code positional information that parses according to described location resolution unit.
10. the decode system of two-dimension code according to claim 9 is characterized in that:
The two-dimension code of described decode system decoding is for comprising the two-dimension code of N * M cell;
Described decoding unit will comprise the efficient coding data decode in the two-dimension code data area of N * M cell, be comprised the two-dimension code of (N-i) * (M-j) individual cell; Wherein, N, M, i, j are natural number;
Described comprising (N-i) * (M-j) individual cell two-dimension code in data be the efficient coding data.
11. the decode system of two-dimension code according to claim 10 is characterized in that:
Described location resolution unit parses the decoding schema of two-dimension code simultaneously;
Described decoding schema comprises one or more in order decoding schema, inverted order decoding schema, the out of order decoding schema;
The coding/decoding method of described order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell from top to bottom, from left to right successively;
The coding/decoding method of described inverted order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering according to ascending order, are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell from the bottom to top, from right to left successively;
The coding/decoding method of described out of order decoding schema is: will comprise efficient coding data in the two-dimension code of N * M cell according to from top to bottom, serial number from left to right, numbering increase successively; Then, the data after the numbering are filled in the two-dimension code that comprises (N-i) * (M-j) individual cell, fill order is for from top to bottom, fill from left to right, and the step of filling is: obtain remaining all numberings, fill the lowest number that residue is numbered; Obtain remaining all numberings, fill the maximum numbering of residue numbering; Circulation all is filled in the two-dimension code that comprises (N-i) * (M-j) individual cell until all data successively.
12. the coding/decoding method of a two-dimension code is characterized in that, described two-dimension code comprises image-region, set positions zone, data area; Described image-region is filled image information, does not fill coded data; Described image-region, set positions zone, data area comprise one or more cells respectively; Described coding/decoding method following steps:
The location resolution step is obtained the data message in the set positions zone of two-dimension code, and parses this two-dimension code corresponding position information according to this data message, perhaps also parses cell number that image-region comprises or/and the position of image-region;
Decoding step is decoded to two-dimension code according to the two-dimension code positional information that described location resolution unit parses.
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