CN102236811A - Point image encoding structure, decoding method thereof and electronic device - Google Patents
Point image encoding structure, decoding method thereof and electronic device Download PDFInfo
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- CN102236811A CN102236811A CN2010101628490A CN201010162849A CN102236811A CN 102236811 A CN102236811 A CN 102236811A CN 2010101628490 A CN2010101628490 A CN 2010101628490A CN 201010162849 A CN201010162849 A CN 201010162849A CN 102236811 A CN102236811 A CN 102236811A
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Abstract
The invention discloses a point image encoding structure which comprises at least one image unit. The image unit comprises a unit identification part and a content part. The unit identification part has a plurality of first point images, a plurality of first virtual grid lines and a plurality of second virtual grid lines, wherein the plurality of first point images are partially or totally collinear, and are arranged at equal intervals; and the plurality of first and second virtual grid lines pass through the first point images. The content part has a plurality of encoding areas and an initial position, wherein each of the plurality of encoding areas is formed by the intersection of any two virtual grid lines, and has a second point image which is arranged in one of four quadrants of the encoding area or on the first or second virtual grid line; and image configuration in the initial position is different from that of any encoding area. The invention also discloses a decoding method of the point image encoding structure and an electronic device used for decoding the point image encoding structure.
Description
Technical field
The present invention relates to a kind of image recognition technology, particularly a kind of dot image coding structure, its interpretation method and electronic installation.
Background technology
The dot image coding is a kind of coding techniques according to the ad hoc rules layout, is used for implying the image (pattern) of customizing messages, has been widely used on all kinds of commodity, for example interacting toys or children's teaching material.Be printed with clear significantly main information in these toys or the teaching material, visually easy uncared-for dot image then is printed on after the main information, as background.When the user reads main information, with optical pickup device the dot image in the background is scanned input computing machine or other device simultaneously, these devices just can and be exported its corresponding information with these dot image decodings.Yet, the design of some coding structures, for making decoding convenient, the coded system of its dot image causes the user to think visually not attractive in appearance easily.In addition, for improving discrimination power, the improvement of coding techniques also is the subject under discussion that the dealer continues care.
Summary of the invention
In order to address the above problem, one of the object of the invention provides a kind of dot image coding structure, its interpretation method and electronic installation, its coding structure not only visual appearance and decoding effect also more accurate.
One embodiment of the invention provides a kind of dot image coding structure, comprise: at least one elementary area, it comprises: identification part, a unit, it has partly or a plurality of first dot image of whole conllinear and equidistant setting and many first virtual net rulings and many second virtual net rulings that pass through first dot image, wherein the first virtual net ruling and the second virtual net ruling are arranged in a crossed manner, to form a plurality of virtual point of intersection; And receiving part in, it has the first virtual net ruling and the second virtual net ruling and intersects a formed a plurality of coding region and an initial position, wherein each coding region all has one second dot image, its be arranged at its four quadrants one of them, on the first virtual net ruling or the second virtual net ruling, and the image configurations of reference position is different from the image configurations of arbitrary coding region.
One embodiment of the invention provides a kind of interpretation method of dot image coding structure, comprise the following steps: to obtain an image, it has at least one dot image coding structure, the dot image coding structure comprises: at least one elementary area, elementary area by single elementary area or a plurality of parts is formed, elementary area comprises: identification part, a unit, it has partly or a plurality of first dot image of whole conllinear and equidistant setting and many first virtual net rulings and many second virtual net rulings that pass through first dot image, wherein the first virtual net ruling and the second virtual net ruling are arranged in a crossed manner, to form a plurality of virtual point of intersection; And receiving part in, it has the first virtual net ruling and the second virtual net ruling and intersects formed a plurality of coding region and reference position, wherein each coding region all has one second dot image, its be arranged at four quadrants one of them, on the first virtual net ruling or the second virtual net ruling, and the image configurations of reference position is different from the image configurations of arbitrary coding region.Then, from image, find out the identification part, unit.In addition, from image, find out reference position.And in finding out in the receiving part relative position of second dot image in coding region decipher.
One embodiment of the invention provides a kind of electronic installation, be used to decipher the dot image coding structure, electronic installation comprises: an image sensing unit, in order to obtain an image, image comprises the dot image coding structure, wherein the dot image coding structure comprises: at least one elementary area, it comprises: identification part, a unit, it has partly or a plurality of first dot image of whole conllinear and equidistant setting and many first virtual net rulings and many second virtual net rulings that pass through first dot image, wherein the first virtual net ruling and the second virtual net ruling are arranged in a crossed manner, to form a plurality of virtual point of intersection; And receiving part in, it has the first virtual net ruling and the second virtual net ruling and intersects a formed a plurality of coding region and an initial position, wherein each coding region all has one second dot image, its be arranged at four quadrants one of them, on the first virtual net ruling or the second virtual net ruling, and the image configurations of reference position is different from the image configurations of arbitrary coding region; And a decoding processing unit, in order to from image, find out identification part, unit, reference position and find out in the receiving part relative position of second dot image in coding region to decipher.
Below illustrate in detail by the specific embodiment conjunction with figs., with the effect that is easier to understand purpose of the present invention, technology contents, characteristics and is reached.
Description of drawings
Figure 1A, Figure 1B, Fig. 1 C, Fig. 2, Fig. 3 A, Fig. 3 B, Fig. 4, Fig. 5, Fig. 6, Fig. 7 are the enlarged diagram of the dot image coding structure of one embodiment of the invention.
Fig. 8 A, Fig. 8 B, Fig. 8 C, Fig. 8 D are the synoptic diagram that a plurality of elementary area arrays of one embodiment of the invention are provided with.
Fig. 9 is the process flow diagram of interpretation method of the dot image coding structure of one embodiment of the invention.
Figure 10 A, Figure 10 B, Figure 10 C are the structural representation of interpretation method of the dot image coding structure of one embodiment of the invention.
Figure 11 A, Figure 11 B are the structural representation of interpretation method of the dot image coding structure of further embodiment of this invention.
Figure 12 A, Figure 12 B are the structural representation of interpretation method of the dot image coding structure of further embodiment of this invention.
Figure 13 is the calcspar of the electronic installation of one embodiment of the invention.
The primary clustering symbol description
100,102,104,200,300,400 elementary areas
Identification part, Unit 110,210,310,410
112,212,312,412,412 ' first dot image
113,114,213,214,313,314 virtual net rulings
115,215,415 virtual point of intersection
Receiving part in 120,220
122 coding regions
124 reference positions
126,127,226,327 second dot image
10 electronic installations
12 image sensing unit
14 decoding processing units
16 storage elements
18 output units
19 communication interfaces
20 devices
d
1, d
2Direction
Embodiment
It is described in detail as follows, and described preferred embodiment is only done an explanation rather than in order to limit the present invention.
Please refer to Figure 1A, Figure 1A is the enlarged diagram of the dot image coding structure of one embodiment of the invention.As shown in the figure, the dot image coding structure comprises at least one elementary area 100, in this embodiment, is example with single elementary area 100, and it comprises: receiving part 120 in the identification part, a unit 110 and.Identification part, unit 110 is in order to single elementary area 100 in the identification point picture coding structure, it has partly or a plurality of first dot image 112 of whole conllinear and equidistant setting and many first virtual net rulings that pass through first dot image 112, as virtual net ruling 113, with many second virtual net rulings, as virtual net ruling 114, wherein virtual net ruling 113 is arranged in a crossed manner with virtual net ruling 114, to form a plurality of virtual point of intersection 115.Be understandable that, described dot image coding structure is arranged on the object in a suitable manner, and above-mentioned virtual net ruling 113,114 and virtual point of intersection 115 are auxiliaring coding or decoding usefulness, and the user can't see those mesh lines and point of crossing on object.
It is above-mentioned to continue, please continue with reference to Figure 1A, interior receiving part 120 is in order to store data, it has virtual net ruling 113 and virtual net ruling 114 and intersects a formed a plurality of coding region 122 and an initial position 124, wherein each coding region 122 has one second dot image 126, its be arranged at four quadrants that the first virtual net ruling 113 and the second virtual net ruling 114 intersect to form one of them, on virtual net ruling 113 or the virtual net ruling 114, and the image configurations of reference position 124 is different from the image configurations of arbitrary coding region 122.Shown in Figure 1B, coding region 122 can be divided into four quadrants by virtual net ruling 113,114, and second dot image 126 can be arranged at four quadrants one of them to represent different numerical value.In this embodiment, periphery and reference position 124 that identification part, unit 110 is positioned at elementary area 100 contain two second dot image 126, and in one embodiment, the configuration of identification part, unit 110 also can be shown in Fig. 1 C.
In another embodiment, visually attractive in appearance for making as shown in Figure 2, the virtual point of intersection 115 in 100 4 corners of elementary area can be blank.Then, please refer to Fig. 3 A, in an embodiment again, two second dot image 126 on the reference position 124 lay respectively on the virtual net ruling 113,114, therefore, the virtual point of intersection 115 adjacent with second dot image 126 of reference position 124 is blank in identification part, unit 110, and visual effect preferably can be arranged.Second dot image 126 that is positioned on the virtual net ruling 113,114 can be just like the configuration mode of Fig. 3 B.
In above embodiment, identification part, unit 110 all is positioned at the periphery of elementary area 100, and the reference position 124 of interior receiving part 120 all has the second two or more dot image 126, but be understandable that, as long as the image configurations of reference position 124 is different from the image configurations of arbitrary coding region 122, in can distinguishing the coding staff of receiving part 120 to.Therefore, in one embodiment, as shown in Figure 4, in elementary area 100, the reference position 124 of interior receiving part 120 also can be blank.
The dot image coding structure of further embodiment of this invention as shown in Figure 5, identification part, unit 110 is positioned at the diagonal line of elementary area 100, so, the dot image coding structure has more editable second dot image 126.As shown in Figure 5, a plurality of coding regions 122 and an initial position 124 that virtual net ruling 113 by first dot image 112 and virtual net ruling 114 intersect to form, and interior receiving part 120 is positioned at the left and right sides of identification part, unit 110, the image configurations of reference position 124 also is different from the image configurations of arbitrary coding region 122, with define coding staff to.
The above-mentioned explanation that continues in another embodiment, please refer to Fig. 6, is with the difference of embodiment shown in Figure 5, and second dot image 127 adjacent with first dot image 112 is positioned on virtual net ruling 113 or the virtual net ruling 114.These second dot image 127 can be in order to proofread and correct a plurality of virtual net rulings 113 and a plurality of virtual net rulings 114 formed virtual coordinates planes.Then, in an embodiment again, as shown in Figure 7, the diagonal line that identification part, unit 110 also can be arranged at elementary area 100 is on the oblique line of an angle.
In the above-described embodiments, elementary area can be a plurality of and is the array setting, shown in Fig. 8 A, Fig. 8 B, Fig. 8 C, Fig. 8 D.Please refer to Fig. 8 A and Fig. 8 B, Fig. 8 A arranges with the elementary area array shown in Fig. 1 C and forms, and illustrates unit recognition site (as Fig. 8 A) on the periphery of elementary area 100,102,104; And Fig. 8 B forms with elementary area array arrangement shown in Figure 6, illustrates the diagonal line (as Fig. 8 B) of unit recognition site in elementary area 100,102,104, and wherein the elementary area shown in Fig. 8 A and Fig. 8 B is at first direction d
1With second direction d
2Be all the aligned identical mode.In addition, shown in Fig. 8 C, it is arranged with elementary area shown in Figure 7 and forms, and the unit recognition site is on the oblique line of an angle in the diagonal line with elementary area 100,102,104, and at first direction d
1Go up two adjacent elementary areas, as elementary area 100 and 102, its unit recognition site is on the oblique line of different directions.Fig. 8 D illustrates the arrangement mode of another embodiment, and it is arranged with elementary area shown in Figure 6 and forms, and the unit recognition site is in the diagonal line of elementary area 100, and at first direction d
1Go up two adjacent elementary areas, herein as elementary area 100 and 102, its unit recognition site is in the diagonal line of different directions, in addition, and at first direction d
1Go up adjacent two first dot image 112,112 ' in adjacent two elementary areas 100 and 102 at first direction d
1Conllinear.Be understandable that in Fig. 8 C and Fig. 8 D, above-mentioned identical arrangement also can be formed at second direction d
2Go up adjacent elementary area 100 and 104, promptly repeat no more herein.Arrangement mode shown in Fig. 8 C and 8D is not only attractive in appearance, and because of the arrangement characteristic of its identification part, unit is strong, can differentiate different elementary areas and more convenient decoding by the turnover of identification part, unit.
Fig. 9 is the process flow diagram of interpretation method of the dot image coding structure of one embodiment of the invention, as shown in the figure, the interpretation method of dot image coding structure comprises the following steps: at first, obtain an image, it has at least one dot image coding structure (step S10), the dot image coding structure can comprise any coding structure in the foregoing description, so locate promptly do not giving unnecessary details.Then, from image, find out identification part, unit (step S12).Then, from image, find out reference position (step S14).And in finding out in the receiving part relative position of second dot image in coding region decipher (step S16).Be described in detail as follows.
In the middle of step S10, obtained image may comprise complete elementary area or a plurality of parts of images unit, and shown in Figure 10 A, this sentences complete elementary area 200 and is example.Then, in step S12, utilize elementary areas complete or a plurality of parts in the image, the method of finding out the identification part, unit comprises the steps, please refer to Figure 10 B, find out conllinear and equidistant dot image earlier, these dot image are defined as first dot image 212, and the position at these first dot image, 212 places is called identification part, unit 210, in order to discern single pattern unit 200.Then with reference to figure 10C, utilize many virtual net rulings 213,214 of generation to go out virtual coordinates by the mode construction of above-mentioned first dot image 212, a plurality of coding regions 222 that virtual net ruling 213,214 intersects to form, wherein the point of crossing with virtual net ruling 213,214 is defined as virtual point of intersection 215, and will be with virtual point of intersection 215 contiguous and dot image that be not arranged in identification part, unit 210 be defined as second dot image 226, the position at these second dot image, 226 places is called interior receiving part 220.Then, continue with reference to figure 10C, in step S14, find out the zone that has blank or have at least two second dot image 226 reference position 224 as interior receiving part 220 decoding directions from interior receiving part 220, it represents the different coding direction respectively according to second dot image 226 position in four quadrants.At last, step S16 after the reference position 224 that finds identification part, unit 210 and interior receiving part 220, can decipher according to the relative position of second dot image 226 in coding region 222 in the interior receiving part 220.
In one embodiment, when the image of known desire decoding shown in Figure 11 A, identification part, unit 310 is positioned at the diagonal line of elementary area 300, then after the principle of utilizing equidistant and conllinear is found out identification part, unit 310, can utilize the diagonal line of finding out to define a plurality of virtual net ruling 313,314 modes arranged in a crossed manner and produce virtual coordinates, shown in Figure 11 B in the mode of rotating miter angle.As have at least in known second dot image 327 adjacent with first dot image 312 one with first dot image, 312 conllinear, just can proofread and correct to rotate the formed virtual coordinates of the mode plane of miter angle with the vector of reality.Such decoded mode can be more accurate.
In another embodiment, when the image of known desire decoding shown in Figure 12 A and Figure 12 B, identification part, unit 410 is positioned at the diagonal line of elementary area 400 or is on the oblique line of an angle with the oblique angle, then after the principle of utilizing equidistant and conllinear is found out identification part, unit 410, utilize one first dot image 412 to revolve the mode that turn 90 degrees and determine the position of virtual point of intersection 415 thereafter with respect to another first dot image 412 ', can reduce the position, point of crossing of estimation, obtain comparatively accurate virtual coordinates plane.
Please refer to Figure 13, a kind of electronic installation 10 of one embodiment of the invention is used for deciphering any dot image coding structure of the foregoing description, and electronic installation 10 comprises: an image sensing unit 12, in order to obtain image, image comprises above-mentioned dot image coding structure; And a decoding processing unit 14, utilize interpretation method in the foregoing description from image, find out identification part, unit, reference position and find out in the receiving part relative position of second dot image in coding region to decipher.In one embodiment, electronic installation 10 also comprises a storage element 16, in order to store the required reference of decoding processing unit 14.
In another embodiment, also comprise an output unit 18, in order to utilize sound or image output decode results.In addition, also can comprise a communication interface 19, in order to the transmission decode results, wherein communication interface comprises wired communication interface and/or wireless communication interface, for example general serial Total Line (USB) interface, blue bud grafting mouth etc. can store the result transmission of decoding or use for the user to another device 20.
According to above-mentioned, the present invention is characterised in that, can be arranged at the periphery, diagonal line of elementary area or is on the oblique line of an angle with diagonal line in order to the identification part, unit of discerning single elementary area, not only visual appearance, because of the characteristic of identification part, unit is strong, also has good decoding effect.In addition, if the identification part, unit is arranged at the diagonal line of elementary area, also can have more coding region for coding.
Comprehensively above-mentioned, the interpretation method and the electronic installation of a kind of dot image coding structure of the present invention, dot image coding structure, its coding structure not only visual appearance and decoding effect also more accurate.
Above-described embodiment only is explanation technological thought of the present invention and characteristics, its purpose makes those skilled in the art can understand content of the present invention and is implementing according to this, and can not limit the present invention with this, be that every equalization of doing according to spirit disclosed in this invention changes or modifies, must be encompassed in the claim of the present invention institute restricted portion.
Claims (37)
1. a dot image coding structure is characterized in that, comprises:
At least one elementary area, it comprises:
Identification part, Unit one, it has conllinear partly or all conllinear and equidistant a plurality of first dot image that are provided with and many first virtual net rulings and many second virtual net rulings by described first dot image, wherein said first virtual net ruling and the described second virtual net ruling are arranged in a crossed manner, to form a plurality of virtual point of intersection; And
Receiving part in one, it has the described first virtual net ruling and the described second virtual net ruling and intersects a formed a plurality of coding region and an initial position, wherein each described coding region all has one second dot image, described second dot image be arranged at its four quadrants one of them, on the described first virtual net ruling or the described second virtual net ruling, and the image configurations of described reference position is different from the image configurations of arbitrary described coding region.
2. dot image coding structure as claimed in claim 1 is characterized in that, described unit recognition site is on the oblique line of an angle in the diagonal line of the periphery of described elementary area, described elementary area or with the diagonal line of described elementary area.
3. dot image coding structure as claimed in claim 1, it is characterized in that, described unit recognition site is in the diagonal line of described elementary area, and described second dot image adjacent with described first dot image is positioned on described first virtual net ruling or the described second virtual net ruling.
4. dot image coding structure as claimed in claim 1 is characterized in that, the described virtual point of intersection in four corners of described elementary area is blank.
5. dot image coding structure as claimed in claim 4, it is characterized in that, described reference position has two described second dot image, it lays respectively on described first virtual net ruling and the described second virtual net ruling, and the described virtual point of intersection adjacent with described second dot image of described reference position is blank in the identification part, described unit.
6. dot image coding structure as claimed in claim 1, it is characterized in that, described reference position is for blank or contain at least two described second dot image, and described second dot image is arranged in the described first virtual net ruling, the described second virtual net ruling or described four quadrants.
7. dot image coding structure as claimed in claim 1 is characterized in that, described elementary area is a plurality of, and is the array setting.
8. dot image coding structure as claimed in claim 7, it is characterized in that, described unit recognition site is in the diagonal line of described elementary area, and the described unit recognition site on a first direction or a second direction in adjacent two described elementary areas is in the diagonal line of different directions, and on described first direction or the described second direction in adjacent two described elementary areas adjacent two described first dot image at described first direction or described second direction conllinear.
9. dot image coding structure as claimed in claim 7, it is characterized in that, described unit recognition site is on the oblique line of an angle in the diagonal line with described elementary area, and on a first direction or a second direction the described unit recognition site in adjacent two described elementary areas on the oblique line of different directions.
10. the interpretation method of a dot image coding structure is characterized in that, comprises the following step:
Obtain an image, it has at least one dot image coding structure, and this dot image coding structure comprises:
At least one elementary area is by single elementary area or a plurality of parts of images unit
Form, this elementary area comprises:
Identification part, Unit one, it has partly or all conllinear and equidistant a plurality of first dot image that are provided with and many first virtual net rulings and many second virtual net rulings by described first dot image, and wherein said first virtual net ruling and the described second virtual net ruling are arranged in a crossed manner to form a plurality of virtual point of intersection; And
Receiving part in one, it has the described first virtual net ruling and the described second virtual net ruling and intersects a formed a plurality of coding region and an initial position, wherein each coding region all has one second dot image, its be arranged at four quadrants one of them, on the described first virtual net ruling or the described second virtual net ruling, and the image configurations of described reference position is different from the image configurations of any described coding region;
From described image, find out identification part, described unit;
From described image, find out described reference position; And
Finding out the relative position of second dot image in described coding region described in the described interior receiving part deciphers.
11. the interpretation method of dot image coding structure as claimed in claim 10, it is characterized in that, the step of finding out identification part, described unit comprises: find out described first dot image with part conllinear or whole conllinear and equidistant setting from described image, and find out described virtual point of intersection from described first dot image.
12. the interpretation method of dot image coding structure as claimed in claim 10 is characterized in that, the step of finding out described reference position is: find out the zone that has blank or have at least two described second dot image from described interior receiving part.
13. the interpretation method of dot image coding structure as claimed in claim 10, it is characterized in that the step of finding out the relative position of second dot image in described coding region described in the described interior receiving part is according to the position of described second dot image in described four quadrants of described coding region.
14. the interpretation method of dot image coding structure as claimed in claim 10 is characterized in that, described unit recognition site is on the oblique line of an angle in the diagonal line of the periphery of described elementary area, described elementary area or with the diagonal line of described elementary area.
15. the interpretation method of dot image coding structure as claimed in claim 10, it is characterized in that, described unit recognition site is in the diagonal line of described elementary area, and described second dot image adjacent with described first dot image is positioned on described first virtual net ruling or the described second virtual net ruling.
16. the interpretation method of dot image coding structure as claimed in claim 10 is characterized in that, the described virtual point of intersection in four corners of described elementary area is blank.
17. the interpretation method of dot image coding structure as claimed in claim 16, it is characterized in that, described reference position has two described second dot image, it lays respectively on described first virtual net ruling and the described second virtual net ruling, and the described virtual point of intersection adjacent with described second dot image of described reference position is blank in the identification part, described unit.
18. the interpretation method of dot image coding structure as claimed in claim 10, it is characterized in that, described reference position is for blank or contain at least two described second dot image, and described second dot image is arranged on the described first virtual net ruling, the described second virtual net ruling or in described four quadrants.
19. the interpretation method of dot image coding structure as claimed in claim 10 is characterized in that, described elementary area is a plurality of, and is the array setting.
20. the interpretation method of dot image coding structure as claimed in claim 19, it is characterized in that, described unit recognition site is in the diagonal line of described elementary area, and the described unit recognition site on a first direction or a second direction in adjacent two described elementary areas is in the diagonal line of different directions, and on described first direction or described second direction two adjacent described first dot image in adjacent two described elementary areas at described first direction or described second direction conllinear.
21. the interpretation method of dot image coding structure as claimed in claim 19, it is characterized in that, described unit recognition site is on the oblique line of an angle in the diagonal line with described elementary area, and on described first direction or described second direction the described unit recognition site of two adjacent described elementary areas on the oblique line of different directions.
22. an electronic installation is used to decipher the dot image coding structure, it is characterized in that, this electronic installation comprises:
One image sensing unit, in order to obtain an image, this image comprises the dot image coding structure, and wherein this dot image coding structure comprises:
At least one elementary area, it comprises:
Identification part, Unit one, it has conllinear partly or all conllinear and equidistant a plurality of first dot image that are provided with and many first virtual net rulings and many second virtual net rulings by described first dot image, wherein said first virtual net ruling and the described second virtual net ruling are arranged in a crossed manner, to form a plurality of virtual point of intersection; And
Receiving part in one, it has the described first virtual net ruling and the described second virtual net ruling and intersects a formed a plurality of coding region and an initial position, wherein each this coding region all has one second dot image, its be arranged at four quadrants one of them, on the described first virtual net ruling or the described second virtual net ruling, and the image configurations of described reference position is different from the image configurations of arbitrary described coding region; And
One decoding processing unit is in order to find out identification part, described unit, described reference position and to find out the relative position of second dot image in described coding region described in the described interior receiving part to decipher from described image.
23. electronic installation as claimed in claim 22 is characterized in that, also comprises an output unit, in order to utilize a sound or image output decode results.
24. electronic installation as claimed in claim 22 is characterized in that, also comprises a communication interface in order to transmit this decode results.
25. electronic installation as claimed in claim 24 is characterized in that, described communication interface comprises wired communication interface and wireless communication interface.
26. electronic installation as claimed in claim 22, it is characterized in that, the step that described decoding processing unit is found out identification part, described unit comprises: find out described first dot image with part conllinear or whole conllinear and equidistant setting from described image, and extend to form described virtual net ruling by described first dot image.
27. electronic installation as claimed in claim 22 is characterized in that, the step that described decoding processing unit is found out described reference position is to find out the zone that has blank or have at least two described second dot image from described interior receiving part.
28. electronic installation as claimed in claim 22, it is characterized in that described decoding processing unit is found out the step of the relative position of second dot image in described coding region described in the described interior receiving part according to the position of described second dot image in described four quadrants of described coding region.
29. electronic installation as claimed in claim 22 is characterized in that, described unit recognition site is on the oblique line of an angle in the diagonal line of the periphery of described elementary area, described elementary area or with the diagonal line of described elementary area.
30. electronic installation as claimed in claim 22, it is characterized in that, described unit recognition site is in the diagonal line of each described elementary area, and described second dot image adjacent with described first dot image is positioned on described first virtual net ruling or the described second virtual net ruling.
31. electronic installation as claimed in claim 22 is characterized in that, the described virtual point of intersection in four corners of described elementary area is blank.
32. electronic installation as claimed in claim 31, it is characterized in that, described reference position has two described second dot image, it lays respectively on described first virtual net ruling and the described second virtual net ruling, and the described virtual point of intersection adjacent with described second dot image of described reference position is blank in the identification part, described unit.
33. electronic installation as claimed in claim 22, it is characterized in that, described reference position is for blank or contain at least two described second dot image, and described second dot image is arranged on the described first virtual net ruling, the described second virtual net ruling or in described four quadrants.
34. electronic installation as claimed in claim 22 is characterized in that, described elementary area is a plurality of, and is the array setting.
35. electronic installation as claimed in claim 34, it is characterized in that, described unit recognition site is in the diagonal line of each described elementary area, and the unit recognition site of two adjacent described elementary areas is in the diagonal line of different directions on a first direction or a second direction, and on described first direction or described second direction in adjacent two described elementary areas adjacent two described first dot image at described first direction or described second direction conllinear.
36. electronic installation as claimed in claim 34, it is characterized in that, described unit recognition site is on the oblique line of an angle in the diagonal line with described elementary area, and on described first direction or described second direction the described unit recognition site in adjacent two described elementary areas on the oblique line of different directions.
37. electronic installation as claimed in claim 22 is characterized in that, also comprises a storage element, in order to store the required reference of described decoding processing unit.
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| CN108664863A (en) * | 2017-04-02 | 2018-10-16 | 田雪松 | Image data processing system based on coding pattern |
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| US20040113898A1 (en) * | 1999-10-01 | 2004-06-17 | Anoto Ab | Position determination II - graphic |
| CN101131735A (en) * | 2006-08-21 | 2008-02-27 | 原相科技股份有限公司 | Lattice type pattern designing and decoding method and device thereof |
| CN101609372A (en) * | 2008-06-20 | 2009-12-23 | 义隆电子股份有限公司 | Two-dimensional point code, its decoding device and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108664863A (en) * | 2017-04-02 | 2018-10-16 | 田雪松 | Image data processing system based on coding pattern |
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