CN102989168A - Poker cards and recognition device and recognition method thereof - Google Patents
Poker cards and recognition device and recognition method thereof Download PDFInfo
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- CN102989168A CN102989168A CN2013100049210A CN201310004921A CN102989168A CN 102989168 A CN102989168 A CN 102989168A CN 2013100049210 A CN2013100049210 A CN 2013100049210A CN 201310004921 A CN201310004921 A CN 201310004921A CN 102989168 A CN102989168 A CN 102989168A
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Abstract
The invention discloses poker cards and a recognition device and a recognition method thereof. The poker cards comprise a plurality of card faces with different suits and values. Each card face is provided with a plurality of encoding positions capable of providing different sensitization values, the encoding positions are arranged sequentially, each encoding position is coated with the sensitization values, and values corresponding to the card faces are obtained through calculation according to a preset sequence. In an automatic dealing machine, photovoltaic conversion components are used for converting light signals reflected by sensitization materials on each poker card face into electric signals. A sensitization value line is converted into an electric signal line, and finally recognition of the poker cards is achieved. The recognition method is simple, modification of the existing poker cards is small, and recognition cost is low. Simultaneously, recognition efficiency of the sensitization materials is high, fault rate is low, and the recognition device and the recognition method can effectively improve poker card recognition efficiency and reliability in the automatic dealing machine.
Description
Technical field
The present invention relates to the signal detection technique field, particularly relate to a kind of playing card.In addition, the invention still further relates to a kind of recognition device and recognition methods of identifying these playing card.
Background technology
Playing card are popular converter tools, have a large amount of use colonies.Playing card substantially all need at least one user to deal out the cards and just can play now, and are very inconvenient.Multiple canaster is arranged on the network, can avoid the shortcoming of frequently dealing out the cards, but carrying out canaster at network has again the canaster that the sensation that a lot of people can not find real gaming, particularly canasta etc. need to be carried out to the adversary psychological tactics.Therefore, autoamtic card-dealers arises at the historic moment.
Please refer to Fig. 1, Fig. 1 is the structural representation of a kind of typical dealing device in the prior art.
As shown in Figure 1, existing dealing device comprises gripper shoe 11, rotary electric machine 12, friction pulley 13, hole 14, slide plate 15, baffle plate 16, playing card 17, board face detecting sensor 18 and the sensor 19 of dealing out the cards, wherein, rotary electric machine 12 is connected with gripper shoe 11, baffle plate 16 is arranged on the gripper shoe 11 after surrounding into the block form that adapts to the playing card size, two friction pulleys 13 also are arranged on the gripper shoe 11, relative two sides respectively is provided with the hole that only can pass through a sheet playing card in the square frame that baffle plate 16 surrounds, and the position of two friction pulleys 13 is corresponding with the position in hole.The mahjong pieces outlet of dealing device is provided with the sensor 19 of dealing out the cards, the sensor 19 of dealing out the cards is connected with processing module, whether send for detection of playing card, monitoring module also comprises board face detecting sensor 18 and light source, board face detecting sensor 18 is arranged on square frame inside, and be located at the below of playing card 17, board face detecting sensor 18 is corresponding with light source.In addition, place corresponding to mouthful position of dealing out the cards is provided with slide plate 15, allow playing card can be directly along slide plate 15 slidings in face of the user.
The playing card that use in this dealing device, normal operation bar code or two-dimensional bar code, and utilize corresponding recognition device, the problem that in use occurs is outward appearance and the sense organ that printed bar-code can affect playing card, and the recognition device cost is high, and also some recognition methods image recognition rate is slow, cost is high, identification certainty is poor.
Therefore, how reducing the cost of playing card identification in dealing device, improve recognition efficiency and reliability, is the present technical issues that need to address of those skilled in the art.
Summary of the invention
The purpose of this invention is to provide a kind of playing card, these playing card can effectively reduce the identification cost in the dealing device, improve recognition efficiency and reliability.Another object of the present invention provides a kind of recognition device and recognition methods of identifying above-mentioned playing card, and the cost of this recognition device and recognition methods is low.
For achieving the above object, the invention provides a kind of playing card, the board face that comprises some different pattern different denominations, each described board face is provided with some bits of coded that different photosensitive values can be provided, each described bits of coded is arranged sequentially, and the photosensitive value that scribbles on each described bits of coded calculates the face amount corresponding with this board face by predefined procedure.
Preferably, described bits of coded comprises sensitization position and non-sensitization position, and described sensitization position scribbles photosensitive material, and described non-sensitization position is not coated with photosensitive material.
Preferably, the photosensitive value of described sensitization position is 1, and the photosensitive value of described non-sensitization position is 0.
Preferably, the photosensitive value of the first bits of coded is greater than the photosensitive value of last bits of coded in each described bits of coded, and the computation sequence of described face amount is from described the first bits of coded, to last bits of coded end.
The recognition device of a kind of identification as above-mentioned each described playing card, comprise light source, photoelectric conversion part, signal deteching circuit and central processing unit, and some light path isolation wards corresponding with the bits of coded position of playing card, this light path isolation ward is provided with light inlet near an end of described playing card, it is inner that described photoelectric conversion part is located at the described light path isolation ward other end, the signal output part of described photoelectric conversion part connects described signal deteching circuit and signal input part, and the signal output part of described signal deteching circuit connects the signal input part of described central processing unit.
Preferably, described photoelectric conversion part is photo resistance, its be subjected to light one facing to described playing card.
The recognition methods of a kind of identification as above-mentioned each described playing card may further comprise the steps:
1) bits of coded on the light source directive playing card face;
2) photoelectric conversion part is according to the optical signal output electrical signals at bits of coded place;
3) signal deteching circuit receives the described signal of telecommunication, and according to described signal of telecommunication outupt coded signal;
4) central processing unit receives described code signal, and confirms the board face amount of playing card according to described code signal.
Preferably, described code signal comprises 0 and 1.
Preferably, described step 4) comprised for two steps:
41) signal value of the first bits of coded and last bits of coded size in the more described bits of coded;
42) will than large-signal be worth described bits of coded be defined as highest order, be defined as lowest order than the bits of coded at small signal value place, each encoded radio arranged sequentially from highest order to lowest order, and calculate the face amount of described board face.
Playing card provided by the present invention, the board face that comprises some different pattern different denominations, unlike the prior art be, each described board face is provided with some bits of coded that different photosensitive values can be provided, each described bits of coded is arranged sequentially, and the photosensitive value that scribbles on each described bits of coded calculates the face amount corresponding with this board face by predefined procedure.These playing card can be used as common playing card and use, for public recreation.Simultaneously, these playing card can also use for autoamtic card-dealers.Every one card in pack prints a plurality of bits of coded, each bits of coded is arranged sequentially, print or do not print photosensitive material on each bits of coded, reflective difference by photosensitive material draws different photosensitive values, again a plurality of tactic photosensitive values are formed combination, draw the face amount of these playing card, corresponding with its true face amount.Like this, the corresponding photosensitive value row of a sheet playing card, by predetermined cryptoprinciple, recognition device can identify the board face amount of these playing card, makes these playing card can adapt to the needs of autoamtic card-dealers.In autoamtic card-dealers, utilize photoelectric conversion part, convert the optical signal of the reflection of the photosensitive material on each sheet playing card board face to the signal of telecommunication, make the photosensitive value row be converted to signal of telecommunication row, the final identification that realizes playing card, this recognition methods is simple, and is less to existing playing card change, and its identification cost is low.Simultaneously, the photosensitive material recognition efficiency is high, and error rate is low, can the Effective Raise autoamtic card-dealers in recognition efficiency and the reliability of playing card.
A kind of preferred embodiment in, described bits of coded comprises sensitization position and non-sensitization position, described sensitization position scribbles photosensitive material, described non-sensitization position is not coated with photosensitive material.Namely only have two kinds in the bits of coded of board face, a kind of is the sensitization position, scribbles photosensitive material above it; Another kind is non-sensitization position, is not coated with photosensitive material above it.During the identification playing card, the sensitization position is different with the photosensitive effect of non-sensitization position, draws different photosensitive values, finally provides different photosensitive value row, and is corresponding with the face amount on the board face, reaches the recognition effect of playing card.Photosensitive value only has two kinds, can simplify the composition of photosensitive value row, reduces the possibility that identification error occurs, reduces the identification cost, improves recognition efficiency and reliability.
In another preferred embodiment, the photosensitive value of the first bits of coded is greater than the photosensitive value of last bits of coded in each described bits of coded, and the computation sequence of described face amount is from described the first bits of coded, to last bits of coded end.Each bits of coded is arranged sequentially, when playing card use, tailfirst situation can appear, face amount in order to ensure photosensitive value row representative on every sheet playing card is unique, and the photosensitive value size of relatively more lower head and the tail two bits of coded is with larger first bits of coded that is defined as of photosensitive value, less last bits of coded that is defined as of photosensitive value, each photosensitive value arranged sequentially from the first bits of coded to last bits of coded can obtain unique photosensitive value row again, thereby satisfies the identification requirement of playing card.
Providing on the basis of above-mentioned playing card, the present invention also provides a kind of recognition device and recognition methods of identifying above-mentioned playing card, and the technique effect of recognition device and recognition methods is corresponding with playing card, gives unnecessary details no longer one by one at this.
Description of drawings
Fig. 1 is the structural representation of a kind of typical dealing device in the prior art;
Fig. 2 is the structural representation of a kind of specific embodiment of board face of playing card provided by the present invention;
Fig. 3 is the top view of a kind of specific embodiment of playing card recognition device provided by the present invention;
Fig. 4 is the front view of playing card recognition device shown in Figure 3;
Fig. 5 is the left view of playing card recognition device shown in Figure 3;
Fig. 6 is the workflow diagram of playing card recognition methods the first specific embodiment provided by the present invention;
Fig. 7 is the workflow diagram of playing card recognition methods the second specific embodiment provided by the present invention.
The specific embodiment
Core of the present invention provides a kind of playing card, and these playing card can effectively reduce the identification cost in the dealing device, improves recognition efficiency and reliability.Another core of the present invention provides a kind of recognition device and recognition methods of identifying above-mentioned playing card, and the cost of this recognition device and recognition methods is low.
In order to make those skilled in the art person understand better the present invention program, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 2, Fig. 2 is the structural representation of a kind of specific embodiment of board face of playing card provided by the present invention.
In a kind of concrete embodiment, bits of coded 2 comprises sensitization position 21 and non-sensitization position 22, and sensitization position 21 scribbles photosensitive material (such as fluorescent paint), and non-sensitization position 22 is not coated with photosensitive material.Namely only have two kinds in the bits of coded 2 of board face, a kind of is sensitization position 21, scribbles photosensitive material above it; Another kind is non-sensitization position 22, is not coated with photosensitive material above it.During identification playing card 20, sensitization position 21 is different with the photosensitive effect of non-sensitization position 22, draws different photosensitive values, finally provides different photosensitive value row, and is corresponding with the face amount on the board face, reaches the recognition effect of playing card 20.Photosensitive value only has two kinds, can simplify the composition of photosensitive value row, reduces the possibility that identification error occurs, reduces the identification cost, improves recognition efficiency and reliability.
Particularly, the photosensitive value of above-mentioned sensitization position 21 can be 1, and the photosensitive value of non-sensitization position 22 can be 0.Be that each bits of coded 2 last photosensitive value row is to be formed by 1 and 0 two value, the face amount of playing card 20 is corresponding with binary coding, be simple and easy to realize, and be easy to convert.
In another preferred embodiment, the photosensitive value of the first bits of coded is greater than the photosensitive value of last bits of coded in each bits of coded 2, and the computation sequence of face amount is since the first bits of coded, to last bits of coded end.Each bits of coded 2 is arranged sequentially, when playing card 20 use, tailfirst situation can appear, face amount in order to ensure photosensitive value row representative on every sheet playing card 20 is unique, the photosensitive value size of relatively more lower head and the tail two bits of coded 2, with larger the first bits of coded (highest order) that is defined as of photosensitive value, less last bits of coded (lowest order) that is defined as of photosensitive value, each photosensitive value arranged sequentially from the first bits of coded to last bits of coded again, can obtain unique photosensitive value row, thereby satisfy the identification requirement of playing card 20.
Except above-mentioned playing card, the present invention also provides a kind of recognition device of identifying above-mentioned playing card.
Please refer to Fig. 3 to Fig. 5, Fig. 3 is the top view of a kind of specific embodiment of playing card recognition device provided by the present invention; Fig. 4 is the front view of playing card recognition device shown in Figure 3; Fig. 5 is the left view of playing card recognition device shown in Figure 3.
Each light path isolation ward 5 all is provided with light inlet in the side near playing card 20, light source 3 is injected from this light inlet, and the bits of coded 2 on the playing card 20 board faces of directive top, if this bits of coded 2 scribbles photosensitive material, then there is fluorescence to send, and light path isolation ward 5 other end photoelectric conversion parts 4 corresponding to activation, optical signal is converted to the signal of telecommunication, after signal deteching circuit receives the signal of telecommunication, be converted into corresponding data signal, and data signal exported to central processing unit, after central processing unit reads code signal, determine the face amount of playing card 20 according to the numeral of its representative.
Particularly, above-mentioned photoelectric conversion part 4 is photo resistance, its be subjected to light one facing to playing card 20.When a certain bits of coded 2 scribbles photosensitive material, then will there be fluorescence to send, cause the change in resistance of respective optical path isolation ward 5 other end photo resistance, it is binary one or 0 that signal deteching circuit decides the data signal of output by the variation that detects the photo resistance resistance, and waits for that central processing unit reads.
Further, the data signal of signal deteching circuit output is not coat photosensitive material (such as fluorescent paint) on 0 corresponding bits of coded 2 of representative, the locational coded message value of this of current this sheet playing card 20 is 0, and the data signal of output is to scribble photosensitive material on 1 corresponding bits of coded 2 of representative.
In addition, the present invention also provides a kind of recognition methods of identifying above-mentioned playing card 20.
Please refer to Fig. 6, Fig. 6 is the workflow diagram of playing card recognition methods the first specific embodiment provided by the present invention.
In the concrete embodiment of the first, playing card 20 recognition methods provided by the present invention may further comprise the steps:
Bits of coded 2 on 20 of the S11 light source 3 directive playing card; If be printed with photosensitive material (fluorescent paint) on this position, then there is fluorescence to send, if do not print photosensitive material, then there is not fluorescence to send.
S12 photoelectric conversion part 4 is according to the optical signal output electrical signals at bits of coded 2 places; Photoelectric conversion part 4 can be photo resistance specifically, if there is fluorescence to send, causes that then the photo resistance resistance of corresponding light path isolation ward 5 other ends changes.
The S13 signal deteching circuit receives the signal of telecommunication, and according to signal of telecommunication outupt coded signal; Signal deteching circuit decides the data signal of output by the variation that detects the photo resistance resistance, can be 0 or 1, the data signal of signal deteching circuit output is that 0 coding site on the corresponding playing card 20 of representative does not print fluorescent paint, and its coded message is 0; The data signal of output is that 1 coding site that represents on the playing card 20 of tackling is printed with fluorescent paint, and its coded message is 1.
S14 central processing unit received encoded signal, and confirm the board face amount of playing card 20 according to code signal.The code signal of each bits of coded 2 is formed ordered series of numbers, and the computation rule according to predetermined then can draw the playing card corresponding with this ordered series of numbers 20 face amounts, reaches the purpose of identification playing card 20.
Please refer to Fig. 7, Fig. 7 is the workflow diagram of playing card recognition methods the second specific embodiment provided by the present invention.
In the concrete embodiment of the second, playing card 20 recognition methods provided by the present invention may further comprise the steps:
Bits of coded 2 on 20 of the S21 light source 3 directive playing card; If be printed with photosensitive material (fluorescent paint) on this position, then there is fluorescence to send, if do not print photosensitive material, then there is not fluorescence to send.
S22 photoelectric conversion part 4 is according to the optical signal output electrical signals at bits of coded 2 places; Photoelectric conversion part 4 can be photo resistance specifically, if there is fluorescence to send, causes that then the photo resistance resistance of corresponding light path isolation ward 5 other ends changes.
The S23 signal deteching circuit receives the signal of telecommunication, and according to signal of telecommunication outupt coded signal; Signal deteching circuit decides the data signal of output by the variation that detects the photo resistance resistance, can be 0 or 1, the data signal of signal deteching circuit output is that 0 coding site on the corresponding playing card 20 of representative does not print fluorescent paint, and its coded message is 0; The data signal of output is that 1 coding site that represents on the playing card 20 of tackling is printed with fluorescent paint, and its coded message is 1.
The signal value size of the first bits of coded and last bits of coded in the S24 comparison bits of coded 2; Identification image on the playing card 20 all is centrosymmetric structure, even in order to tailfirst situation in use occurs, also do not affect identification.In the recognition methods provided by the present invention, also each bits of coded 2 can be designed to centrosymmetric structure, so that its recognition result is unaffected when tailfirst.Simultaneously, the first bits of coded in a string bits of coded 2 and last bits of coded can also be designed to the order discrimination bit, middle bits of coded 2 is board face discrimination bit; When each bits of coded 2 printing coatings, the different coating of printing or one printing coatings with the first bits of coded and last bits of coded, another one is printing coatings not, and the code signal that the first bits of coded and last bits of coded are obtained is not identical, in order to determine the recognition sequence of a string bits of coded 2.
S25 will than the large-signal value bits of coded 2 be defined as highest order, be defined as lowest order than the bits of coded 2 at small signal value place, each encoded radio arranged sequentially from highest order to lowest order, and calculate the face amount of board face.After central processing unit people signal deteching circuit reads code signal, at first analyze the value of two order discrimination bits, if these two bits of coded 2 are " 00 " or " 11 ", think that then the information of reading into is wrong, if these two are encoded to " 10 " or " 01 ", it then is the highest order of playing card 20 codings by " 1 ", " 0 " is the lowest order of playing card 20 codings, determine the computation sequence of this row code signal according to the order of calculating from highest order to lowest order, to reach the purpose of identifying playing card 20 face amounts.
Wherein, the wavelength that is printed on the emission wavelength of the fluorescent paint on the playing card 20 and light source 3 can be arranged on the spectrum as far as possible apart from each other, and photo resistance selects narrow and its center spectral wavelength of spectral region near the product of the emission wavelength of fluorescent paint, possibility with reduce disturbance improves the reliability of playing card 20 identifications.
More than playing card provided by the present invention and recognition device thereof and recognition methods are described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (9)
1. playing card, the board face that comprises some different pattern different denominations, it is characterized in that, each described board face is provided with some bits of coded that different photosensitive values can be provided, each described bits of coded is arranged sequentially, and the photosensitive value that scribbles on each described bits of coded calculates the face amount corresponding with this board face by predefined procedure.
2. playing card according to claim 1 is characterized in that, described bits of coded comprises sensitization position and non-sensitization position, and described sensitization position scribbles photosensitive material, and described non-sensitization position is not coated with photosensitive material.
3. playing card according to claim 2 is characterized in that, the photosensitive value of described sensitization position is 1, and the photosensitive value of described non-sensitization position is 0.
4. according to claim 1 to 3 each described playing card, it is characterized in that, the photosensitive value of the first bits of coded is greater than the photosensitive value of last bits of coded in each described bits of coded, and the computation sequence of described face amount is from described the first bits of coded, to last bits of coded end.
5. the recognition device of an identification such as each described playing card of claim 1 to 4, it is characterized in that, comprise light source, photoelectric conversion part, signal deteching circuit and central processing unit, and some light path isolation wards corresponding with the bits of coded position of playing card, this light path isolation ward is provided with light inlet near an end of described playing card, it is inner that described photoelectric conversion part is located at the described light path isolation ward other end, the signal output part of described photoelectric conversion part connects described signal deteching circuit and signal input part, and the signal output part of described signal deteching circuit connects the signal input part of described central processing unit.
6. playing card recognition device according to claim 5 is characterized in that, described photoelectric conversion part is photo resistance, its be subjected to light one facing to described playing card.
7. the recognition methods of an identification such as each described playing card of claim 1 to 4 is characterized in that, may further comprise the steps:
1) bits of coded on the light source directive playing card face;
2) photoelectric conversion part is according to the optical signal output electrical signals at bits of coded place;
3) signal deteching circuit receives the described signal of telecommunication, and according to described signal of telecommunication outupt coded signal;
4) central processing unit receives described code signal, and confirms the board face amount of playing card according to described code signal.
8. the recognition methods of playing card according to claim 7 is characterized in that, described code signal comprises 0 and 1.
9. the recognition methods of playing card according to claim 8 is characterized in that, described step 4) comprised for two steps:
41) signal value of the first bits of coded and last bits of coded size in the more described bits of coded;
42) will than large-signal be worth described bits of coded be defined as highest order, be defined as lowest order than the bits of coded at small signal value place, each encoded radio arranged sequentially from highest order to lowest order, and calculate the face amount of described board face.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100049210A CN102989168A (en) | 2013-01-07 | 2013-01-07 | Poker cards and recognition device and recognition method thereof |
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| CN2013100049210A CN102989168A (en) | 2013-01-07 | 2013-01-07 | Poker cards and recognition device and recognition method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5169155A (en) * | 1990-03-29 | 1992-12-08 | Technical Systems Corp. | Coded playing cards and other standardized documents |
| US5522623A (en) * | 1990-03-29 | 1996-06-04 | Technical Systems Corp. | Coded identification card and other standardized documents |
| FR2775196A1 (en) * | 1998-02-26 | 1999-08-27 | Gemplus Sca | Playing card/gambling token/ticket identification |
| CN1993159A (en) * | 2004-06-30 | 2007-07-04 | 百利娱乐国际公司 | Playing cards with separable components |
| CN201389327Y (en) * | 2009-03-30 | 2010-01-27 | 浙江港都电子有限公司 | Identifiable playing card and identification device thereof |
| CN203253144U (en) * | 2013-01-07 | 2013-10-30 | 谢翔 | Playing cards and recognition device thereof |
-
2013
- 2013-01-07 CN CN2013100049210A patent/CN102989168A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5169155A (en) * | 1990-03-29 | 1992-12-08 | Technical Systems Corp. | Coded playing cards and other standardized documents |
| US5522623A (en) * | 1990-03-29 | 1996-06-04 | Technical Systems Corp. | Coded identification card and other standardized documents |
| FR2775196A1 (en) * | 1998-02-26 | 1999-08-27 | Gemplus Sca | Playing card/gambling token/ticket identification |
| CN1993159A (en) * | 2004-06-30 | 2007-07-04 | 百利娱乐国际公司 | Playing cards with separable components |
| CN201389327Y (en) * | 2009-03-30 | 2010-01-27 | 浙江港都电子有限公司 | Identifiable playing card and identification device thereof |
| CN203253144U (en) * | 2013-01-07 | 2013-10-30 | 谢翔 | Playing cards and recognition device thereof |
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Application publication date: 20130327 |