CN1713226A - Coin discriminating device - Google Patents
Coin discriminating device Download PDFInfo
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- CN1713226A CN1713226A CN 200410095383 CN200410095383A CN1713226A CN 1713226 A CN1713226 A CN 1713226A CN 200410095383 CN200410095383 CN 200410095383 CN 200410095383 A CN200410095383 A CN 200410095383A CN 1713226 A CN1713226 A CN 1713226A
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Abstract
A coin detector of the invention includes a coin input opening (21), a gateway (22) connected with the input opening, recognizing sensors (23, 24 and 25) arranged in the gateway, a recognizing part (26) connected with these recognizing sensors, an A/D converter (43) connected with the output of the recognizing part and a memory (50) which beforehand stores the data that is used as the reference of the genuine and fake and sort of the coin, a comparator (49) which is used for comparing the output of the A/D converter (43) with the output of the memory (50), and a judging machine (51) which is used for judging the genuine-and-fake and sort of a plurality of coins. The composition also includes a temperature detector (45) for detecting the environment temperature, and a first temperature corrector (48) which is used for modifying the output of the A/D converter (43) according to the output of the temperature detector (45). With this composition a high-precision coin detector which has stable recognizing capability even the environment temperature varies can be obtained.
Description
Technical field
The present invention relates to a kind of Coin identifying apparatus, in more detail, even relate to a kind of under the situation of environment temperature change, the also Coin identifying apparatus that can stably discern.
Background technology
Below in the past Coin identifying apparatus is described.Coin identifying apparatus in the past constitutes as shown in Figure 5.In Fig. 5, coin slot 1 is connected with the passage 2 of coin, the wall of passage 2 is provided with 3 identification sensors 3,4,5, the material sensor 4 of the material that be respectively applied for the concavo-convex concavo-convex sensor 3 that detects coin, detects coin and the thickness transducer 5 that detects the thickness of coin.The output of these identification sensors 3,4,5 is connected with coin recognizing method portion 6, by the characteristic of the input coin of these identification part 6 extractions.Afterwards, judge true, the puppet of coin and the kind of coin by the judegment part 7 (with reference to figure 6) that is connected with this identification part 6.
Fig. 6 is the block scheme of Coin identifying apparatus in the past, and by identification sensor 3,4,5 and identification part 6, and the judegment part 7 that is connected with them constitutes.At first identification part 6 is described.The output of concavo-convex sensor 3 is connected with rectification circuit 9 through oscillatory circuit 8.In addition, the output of material sensor 4 is connected with rectification circuit 11 through oscillatory circuit 10.Equally, the output of thickness transducer 5 is connected with rectification circuit 13 through oscillatory circuit 12.
The output of these rectification circuits 9,11,13 is connected with judegment part 7.In the judegment part 7, at first the output of rectification circuit 9,11,13 is connected with each end of electronic switch 14, the common end of this electronic switch 14 is connected with side's input end of comparer 16 through A/D converter 15, and the opposing party's input end of comparer 16 is connected with storer 17.The output of this comparer 16 is connected with output terminal 19 through determining device 18.
Action to the Coin identifying apparatus that as above constituted describes below.In the identification part 6, the characteristic that concavo-convex sensor 3, material sensor 4 and thickness transducer 5 are extracted out is exported as analog quantity.This characteristic is transformed to digital quantity by the A/D converter 15 of judegment part 7.Afterwards, be transformed to the characteristic of this digital quantity, in comparer 16, compare with the reference value (as the characteristic of benchmark) that is kept in the storer 17 in advance.
Afterwards,, judge the true and false of coin and the kind of coin, from output terminal 19 these results of output by determining device 18 according to the comparing data that this comparer 16 is exported.
In addition, the prior art documentation ﹠ info relevant with the application for example has Japan to specially permit out the hope spy and open clear 60-65392 communique, and the spy opened flat 11-175795 communique.
Yet in this Coin identifying apparatus in the past, if there is variation of ambient temperature, the characteristic of concavo-convex sensor 3, material sensor 4 and thickness transducer 5 will change, and makes the recognition performance of coin reduce this problem.
Summary of the invention
The objective of the invention is to,, also can realize stably discerning the Coin identifying apparatus of coin even the outside air temperature change is provided.
Coin identifying apparatus of the present invention, the input port that comprises coin, the path that is connected with this input port, be arranged on the identification sensor in this path, the identification part that is connected with this identification sensor, the A/D converter that is connected with the output of this identification part and preserve storer in advance as the reference data of the true and false of coin and kind, also have and be used for the comparer of output of the output of comparison A/D converter and storer, and the determining device that is used for judging the true and false and the kind of a plurality of coins
Except above-mentioned formation, also comprise the Temperature Detector of testing environment temperature, and be used for the 1st temperature corrector the output of A/D converter revised according to the output of Temperature Detector.
By this formation,, also can access the high-precision Coin identifying apparatus of stable recognition performance even a kind of variation of ambient temperature can be provided.
Description of drawings
Fig. 1 is the block scheme of the Coin identifying apparatus in the embodiments of the present invention 1.
Fig. 2 is the front view of the Coin identifying apparatus in the embodiments of the present invention 1.
Fig. 3 is the temperature characteristics figure of the identification sensor of the Coin identifying apparatus in the embodiments of the present invention 1.
Fig. 4 is near the block scheme of A/D converter in the embodiments of the present invention 2.
Fig. 5 is the front view of Coin identifying apparatus in the past.
Fig. 6 is the block scheme of Coin identifying apparatus in the past.
Embodiment
(embodiment 1)
The contrast accompanying drawing describes the 1st embodiment of the present invention below.Fig. 2 is the front view of Coin identifying apparatus of the present invention.Among Fig. 2, the input port 21 of coin is connected with the path 22 of coin.The wall of path 22 is provided with 3 identification sensors 23,24,25, is arranged as the concavo-convex concavo-convex sensor 23 of main detection coin respectively in turn, mainly detects the material sensor 24 of material of coin and the thickness transducer 25 that mainly detects the thickness of coin.There is certain distance at the center of these identification sensors 23,24,25 to path 22.
In addition, concavo-convex sensor 23 and thickness transducer 25 are respectively equipped with coiled 2 sensors, dispose towards path 22, and to these two coils of path 22 anti-phase connection of connecting, making mutual inductance is what bear.Therefore, owing to can detect the thickness of coin, therefore can access and the sidewall of coin by path 22 or the high measurement accuracy that passes through location independent of this coin of middle body of path from the both sides of path 22.Also promptly, the output of each coil be subjected to and sidewall between the influence of distance become the low main cause of accuracy of detection, but under situation about detecting from both sides, this influence is cancelled out each other.
In addition, material sensor 24 is respectively equipped with coiled 2 sensors 24, is configured to facing to path 22, and two coils series connection of this that face are with being connected mutually, makes mutual inductance for just.Therefore, owing to can detect the material of coin, be not subjected to the sidewall of coin 22 by path 22 or the high measurement accuracy of the influence of passing through the position of this coin of middle body of path thereby can access from the both sides of path 22.Also promptly, the output of 2 coils be subjected to and sidewall between the influence of distance be the low essential factor of accuracy of detection, but under situation about detecting from both sides, this influence is cancelled out each other.
The output of these identification sensors 23,24,25 is connected with the identification part 26 of coin, and the output of this identification part 26 (with reference to figure 1) is connected with the judegment part 27 of coin.Judge true, the puppet of input coin and the kind of coin.
In addition, the terminal of path 22 is provided with door 28, and the coin that is judged as " puppet " in the judegment part 29 is directed to outlet 29.In addition, the coin that is judged as " very " in the judegment part 27 is pressed the classification of coin kind in division 30, imports to each kind institute admission extinguisher 31 of setting respectively.In addition, the base of admission extinguisher 31 is connected with payment portion 32, piece number that the specie payment of the kind of needs can be gone out need.In addition, function is only limited in the Coin identifying apparatus of identification, also can not possess door 28, division 30, admission extinguisher 31 and payment portion 32.
Fig. 1 is the block scheme of Coin identifying apparatus, is made of identification sensor 23,24,25, identification part 26 and coupled judegment part 27.At first, identification part 26 is described.The output of concavo-convex sensor 23 is connected with rectification circuit 36 through oscillatory circuit 35.In addition, the output of material sensor 24 is connected with rectification circuit 38 through oscillatory circuit 37.Equally, the output of thickness transducer 25 is connected with rectification circuit 40 through oscillatory circuit 39.
And the output of these rectification circuits 36,38,40 is connected with the judegment part 27 that is made of microcomputer 41.In the judegment part 27, at first the output with rectification circuit 36,38,40 is connected with each end of electronic switch 42, and the common end of this electronic switch 42 is connected with A/D converter 43.
In addition, this electronic switch 42 inputs to the input end of microcomputer 41 with rectification circuit 36,38,40 aanalogvoltages of being exported, and realizes by this input end of sequential scanning.In addition, A/D converter 43 uses the A/D converter portion that is built in the microcomputer 41, and analog quantity is transformed to digital quantity.
The output of this A/D converter 43 is connected with side's input end of the 2nd temperature corrector 44.45 are the Temperature Detector that thermistor constituted, and cooperate with impedance phase and can carry out temperature detection accurately easily.This Temperature Detector 45 does not need for each identification sensor (concavo-convex sensor 23, material sensor 24, thickness transducer 25) is provided with respectively, and is irrelevant with the number of identification sensor, and 1 Temperature Detector 45 can only be set, and therefore helps cost degradation.
In addition, this Temperature Detector 45 be configured in identification sensor (concavo-convex sensor 23, material sensor 24, thickness transducer 25) near.Therefore, owing to can learn that characteristic value is along with near the temperature the identification sensor of environment temperature change, so can carry out temperature correction accurately.In addition, if this Temperature Detector 45 is configured near the identification part 26, owing to can detect near the identification part 26 temperature exactly, thus can carry out temperature correction exactly.
The output of this Temperature Detector 45 is connected with the opposing party's input of the 2nd temperature corrector 44 through temperature arithmetical unit 46.Temperature arithmetical unit 46, the temperature correction that goes out each identification sensor (concavo-convex sensor 23, material sensor 24, thickness transducer 25) according to operation independent in the output valve of Temperature Detector 45.In addition, this computing is not being carried out when inserting coin in input port 21.Therefore, this computing brings influence can for the recognition time of coin.By like this, do not need to carry out simultaneously temperature detection and handle, thereby can realize the control simplified with identification.
The output of this temperature arithmetical unit 46 is connected with the opposing party's input of the 2nd temperature corrector 44.Therefore, the 2nd temperature corrector 44 can carry out the temperature correction corresponding near the temperature the identification sensor (concavo-convex sensor 23, material sensor 24, thickness transducer 25).In addition, can also carry out identification sensor (concavo-convex sensor 23, material sensor 24, thickness transducer 25) temperature correction separately.But the 2nd temperature corrector 44 also is used for the irrelevant common correction with the coin kind that drops into.By carrying out such temperature correction, owing to can carry out the temperature correction of summary, thus can improve recognition performance.
The output of the 2nd temperature corrector 44 is transfused to coin kind determining device 47, judges input coin kind by this coin kind determining device 47.In the judgement of 47 pairs of coin kinds of this coin kind determining device, use the maximal value of each identification sensor (concavo-convex sensor 23, material sensor 24, thickness transducer 25) to judge.Therefore, can be accurately and easily carry out the coin kind and judge.In addition, this coin kind determining device 47 can also be judged according to the output data of the less relatively material sensor 24 of the difference of temperature variation in 3 identification sensors, in this case, can carry out the less summary of coin kind influence is judged.
The output of this coin kind determining device 47 is connected with the side input of the 1st temperature corrector 48, and simultaneously, the opposing party's output is connected with the output of said temperature arithmetical unit 46.In the 1st temperature corrector 48, according to the coin kind that coin kind determining device 47 is judged, the data that serviceability temperature arithmetical unit 46 is exported are revised.Like this, owing to can carry out the temperature correction corresponding to the kind of coin, therefore temperature correction exactly.
To near the flutter of the identification sensor of the temperature change this temperature sensor as shown in Figure 3.Among Fig. 3,55 is the family curve of identification sensor with respect to temperature variation.Here, transverse axis 56 is a temperature, and the longitudinal axis 57 is the output of identification sensor.This family curve 55 is generally represented by the quadratic expression shown in following.And y is a recognition data, y
0Be the data under the given temperature, t is a temperature.
y＝y
0(at
2+bt+c)
Therefore, by revising according to the quadratic function shown in the following formula, can carry out the relatively little correction accurately of error at the 1st temperature corrector 48.
In addition, quadratic coefficients of each identification project of identification sensor (concavo-convex sensor 23, material sensor 24, thickness transducer 25) (concavo-convex, material, thickness) and coefficient of first order are stored in the memory storage (below be called storer) 50 in advance, revise by the quadratic function that uses these coefficients, can easily carry out suitable correction to each identification project, a coefficient of variation just can be finely tuned simultaneously.
Further, store the quadratic coefficients and the coefficient of first order of each coin kind, revise by the quadratic function that uses these coefficients, can easily carry out suitable correction to each coin kind, a coefficient of variation just can be finely tuned simultaneously.
In addition, can revise the output of each identification sensor (concavo-convex sensor 23, material sensor 24, thickness transducer 25) by each intrinsic modified value.Therefore, can carry out accurate temperature correction.
The output of the 1st temperature corrector 48 is connected with the side input of comparer 49, and the opposing party of comparer 49 input simultaneously is connected with the storer 50 of the reference value of the kind of coin with the true and false of preserving coin.In this comparer 49 with storer 50 in the reference value of being preserved compare.
The output of this comparer 49 is connected with output terminal 52 through determining device 51.In this determining device 51,, judge the true and false and the kind of input coin according to the comparative result that comparer 49 is exported.Afterwards, this judged result is from output terminal 52 outputs.
In the present embodiment, the 1st temperature corrector 48 is scaled the output of A/D converter 43 to fixed temperature (25 ℃) and revises, therefore no matter can both judge accurately with certain output level under what environment temperature.In addition, the reference data of being preserved in the storer 50 also is converted into 25 ℃ (giving fixed temperature) and preserves, and therefore, even variation of ambient temperature does not need to revise the data as benchmark yet, just can judge.In addition, because the output that makes 25 ℃ of Temperature Detectors 45 under (giving fixed temperature) therefore, does not need product to be set to given temperature as the common value between the product (Coin identifying apparatus), only just can be transformed to given temperature by calculating.
In addition, in the judegment part 27,, the action of the 2nd temperature corrector 44, temperature arithmetical unit 46, coin kind determining device the 47, the 1st temperature corrector 48, comparer 49 and determining device 51 is handled by being installed in the software in the microcomputer.Therefore, can simplify formation, not need to change hardware simultaneously, only change software and just can change correction formula and correction factor.
As mentioned above, the characteristic that concavo-convex sensor 23, material sensor 24, thickness transducer 25 are extracted is converted to digital quantity by A/D converter 43.Afterwards, this is transformed to the characteristic of digital quantity, according to the detected environment temperature of Temperature Detector 45, at first undertaken and the irrelevant common correction of input coin kind by the 2nd temperature corrector 44, afterwards, further carry out critically correction accurately according to inserting coin kind by the 1st temperature corrector 48.
The characteristic that has been corrected according to environment temperature compares with the reference value that is kept in the storer 50 in advance in comparer 49 like this, according to the comparative result from this comparer 49, is judged the true and false and the coin kind of coins by determining device 51.
Like this, by using the 1st, the 2nd temperature corrector 48,44, can carry out coin recognizing method stably.In addition, because the 1st, the 2nd temperature corrector 48,44 is set at after the A/D converter 43, therefore can realizes, thereby can carry out trickle correction by software.
In addition, can in one group the 1st, the 2nd temperature corrector 48,44, carry out independently temperature correction to each identification sensor (concavo-convex sensor 23, material sensor 24, thickness transducer 25).
(embodiment 2)
Fig. 4 is Coin identifying apparatus A/D converter in the embodiment 2 and near block scheme thereof.Among Fig. 4,61 is the formed concavo-convex sensor of coil, is connected with oscillator 62 to form oscillatory circuit 63.In addition, 64 is the formed material sensor of coil, is connected with oscillator 65 to form oscillatory circuit 66.Equally, 67 is the formed thickness transducer of coil, is connected with oscillator 68 to form oscillatory circuit 69.
Afterwards, the output of these oscillatory circuits 63,66,69 is connected with each input with a side of (logic product) circuit 71,72,73 respectively.In addition, this input with the opposing party of circuit 71,72,73 is connected with the output of control part 74, and these and circuit 71,72,73 are controlled to be conducting in turn.
These outputs with circuit 71,72,73 carry out " or " be connected the back be connected with frequency counter (counter) 75.The output of this frequency counter 75 is connected with control part 74.In addition, this frequency counter 75 is resetted by the reset signal from control part 74.
Aforesaid connection has realized A/D converter by frequency counter 75.Also promptly, from the feature of concavo-convex sensor 61, material sensor 64, thickness transducer 67 resulting coins, the oscillation frequency that is transformed to corresponding to this feature by oscillatory circuit 63,66,69.These oscillatory circuit 63,66,69 frequencies of being exported with circuit 71,72,73 in pass through in turn, measure each oscillatory circuit 63,66,69 oscillation frequency of being exported by frequency counter 75.Afterwards, should export and inputed to control part 74 as digital quantity.When this frequency counter 75 is counted each oscillatory circuit 63,66,69 oscillation frequency of being exported at every turn, all to reset.Like this, be digital quantity by a frequency counter 75 with the output transform of oscillatory circuit 63,66,69.
In addition, among the present invention, identification sensor is provided with Temperature Detector all in addition.With the part of identification sensor as Temperature Detector (the sensor output during standby when use does not have coin), represent the temperature characterisitic of identification sensor to detect under the situation of temperature, because the characteristic of the characteristic of Temperature Detector and identification sensor and dispose closely relatedly so can produce the detection error.Relative therewith, among the present invention, Temperature Detector and identification sensor are independent, can high sensitivity and detect environment temperature reliably.
In addition, only preserve correction factor among the present invention, revise computing by output to identification sensor, can be with the trickle correction of less memory capacity realization according to environment temperature.Under the situation of correction with the form storage with relative environment temperature, be 5 kinds for example at coin as identifying object, be judged as each 20 project, temperature is divided into per 5 ℃ of one-levels from-30 ℃ to 70 ℃, just needs to amount to the memory capacity of 2000 data.Even not to the output of identification sensor, only the reference data (for example being judged as the higher limit and the value of rolling off the production line of the permissible range of certified products) that is kept in advance in the storer is revised under the situation of computing, if the coin as identifying object is 5 kinds, judge respectively be 20 projects, also need to amount to the memory capacity and correction computing of 200 data.
In addition, by in the 2nd temperature corrector, carrying out and the irrelevant common temperature correction of the kind of coin, judge the coin kind by coin kind determining device 47 simultaneously, carry out temperature corrective action corresponding to the judged result of this coin kind determining device 47, can carry out high speed and high-precision identification, improve recognition performance.
In the above-mentioned example, can only revise among the present invention, can significantly shorten memory capacity and operation time 20 data of item number.Might not only judge in the coin kind determining device 47,, also can in the 1st temperature corrector 48 and comparer 49, realize high speed even it can both be judged various coin kinds to a kind.
Claims (23)
1. Coin identifying apparatus, it has the input port of coin, the path that is connected with above-mentioned input port, be arranged on the identification sensor in the above-mentioned path, the identification part that is connected with above-mentioned identification sensor, the A/D converter that is connected with the output of above-mentioned identification part and preserve storer in advance as the reference data of the true and false of coin and kind, also have and be used for the comparer of output of the output of more above-mentioned A/D converter and above-mentioned storer, and the determining device that is used for judging the true and false and the kind of a plurality of coins, it is characterized in that
Further comprise:
Temperature Detector, its testing environment temperature; And
The 1st temperature corrector, it is used for according to the output of said temperature detecting device the output of above-mentioned A/D converter being revised.
2. Coin identifying apparatus according to claim 1 is characterized in that:
Above-mentioned the 1st temperature corrector is carried out the temperature corrective action according to the kind of coin.
3. Coin identifying apparatus according to claim 1 is characterized in that:
Also comprise:
The 2nd temperature corrector, it is used for according to the output of said temperature detecting device the output of above-mentioned A/D converter being revised; And
Coin kind determining device, it is connected with above-mentioned the 2nd temperature corrector,
Wherein, above-mentioned the 2nd temperature corrector is carried out and the irrelevant common temperature corrective action of the kind of coin.
4. Coin identifying apparatus according to claim 3 is characterized in that:
Above-mentioned identification sensor has a plurality of, and above-mentioned coin kind determining device, according to the output of the identification sensor of the caused output difference of temperature variation minimum in above-mentioned a plurality of identification sensors, carries out kind and judges.
5. Coin identifying apparatus according to claim 3 is characterized in that:
Above-mentioned coin kind determining device is judged according to the maximal value of the output of above-mentioned identification sensor.
6. Coin identifying apparatus according to claim 1 is characterized in that:
Above-mentioned identification sensor has a plurality of, and above-mentioned identification part, and is corresponding with above-mentioned a plurality of identification sensors, is made of many groups oscillatory circuit and rectification circuit, switched by electronic switch, is input to above-mentioned A/D converter.
7. Coin identifying apparatus according to claim 1 is characterized in that:
Above-mentioned identification sensor is made of pair of sensors respectively, is configured in the both sides of above-mentioned path.
8. Coin identifying apparatus according to claim 7 is characterized in that:
Above-mentioned pair of sensors is respectively coil, and connected anti-phase connection or series connection are with being connected.
9. Coin identifying apparatus according to claim 1 is characterized in that:
Above-mentioned identification sensor has the concavo-convex concavo-convex sensor of main detection coin, and the material sensor that mainly detects the material of coin, and the thickness transducer that mainly detects the thickness of coin.
10. Coin identifying apparatus according to claim 1 is characterized in that:
The said temperature detecting device is a thermistor.
11. Coin identifying apparatus according to claim 1 is characterized in that:
The said temperature detecting device is set at the either party near near or above-mentioned identification part of above-mentioned identification sensor.
12. Coin identifying apparatus according to claim 1 is characterized in that:
Also have the temperature arithmetical unit of the output that is used for computing said temperature detecting device, carry out computing, be imported into above-mentioned the 1st temperature corrector in the moment that does not insert coin.
13. Coin identifying apparatus according to claim 1 is characterized in that:
Above-mentioned the 1st temperature corrector is revised by quadratic function.
14. Coin identifying apparatus according to claim 13 is characterized in that:
Above-mentioned identification sensor has intrinsic identification project separately, and above-mentioned quadratic function has quadratic coefficients and the coefficient of first order of the either party in each above-mentioned identification project or the coin kind at least.
15. Coin identifying apparatus according to claim 1 is characterized in that:
Above-mentioned the 1st temperature corrector is scaled given temperature by the output with above-mentioned A/D converter and revises.
16. Coin identifying apparatus according to claim 1 is characterized in that:
Above-mentioned storer is scaled the reference data of each coin kind the temperature and the preservation of regulation.
17. Coin identifying apparatus according to claim 3 is characterized in that:
Above-mentioned the 1st temperature corrector and above-mentioned the 2nd temperature corrector, the data of shared said temperature detecting device.
18. Coin identifying apparatus according to claim 17 is characterized in that:
And the temperature arithmetical unit with the data that are used for computing said temperature detecting device, input to above-mentioned the 1st temperature corrector and above-mentioned the 2nd temperature corrector.
19. Coin identifying apparatus according to claim 1 is characterized in that:
Above-mentioned A/D converter has the frequency counter that is used for counting the oscillation frequency of exporting above-mentioned identification part.
20. Coin identifying apparatus according to claim 19 is characterized in that:
The said frequencies counter has reset terminal, and one the data of handling in the above-mentioned identification sensor are reset afterwards.
21. Coin identifying apparatus according to claim 19 is characterized in that:
Above-mentioned identification sensor has a plurality of, and has and each corresponding logic integrated circuit of above-mentioned a plurality of identification sensors, the output of above-mentioned logic integrated circuit carry out " or " connect the back and be connected with the said frequencies counter.
22. Coin identifying apparatus according to claim 1 is characterized in that:
Above-mentioned the 1st temperature corrector is revised the data of the said temperature detecting device under the temperature of regulation as the common value between each above-mentioned Coin identifying apparatus.
23. Coin identifying apparatus according to claim 1 is characterized in that:
Handle the action of the output of the output of the more above-mentioned A/D converter in the above-mentioned comparer and above-mentioned storer by microcomputer, and the true and false of a plurality of coins of judgement in the above-mentioned determining device and the action of kind, and the action that the output of above-mentioned A/D converter is revised of the output of passing through the said temperature detecting device in the 1st temperature corrector.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004184745 | 2004-06-23 | ||
| JP2004184745A JP4350599B2 (en) | 2004-06-23 | 2004-06-23 | Coin identification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1713226A true CN1713226A (en) | 2005-12-28 |
| CN100590663C CN100590663C (en) | 2010-02-17 |
Family
ID=35718822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200410095383A Expired - Fee Related CN100590663C (en) | 2004-06-23 | 2004-11-24 | Coin discriminating device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4350599B2 (en) |
| CN (1) | CN100590663C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103366439A (en) * | 2012-04-05 | 2013-10-23 | 深圳国宝造币有限公司 | Metal badge and coin, machine-readable anti-counterfeiting system thereof, and machine-readable anti-counterfeiting method of same |
| CN106991750A (en) * | 2017-03-20 | 2017-07-28 | 常州大学 | A kind of coin category counting device being characterized with resistance and method |
-
2004
- 2004-06-23 JP JP2004184745A patent/JP4350599B2/en not_active Expired - Fee Related
- 2004-11-24 CN CN200410095383A patent/CN100590663C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103366439A (en) * | 2012-04-05 | 2013-10-23 | 深圳国宝造币有限公司 | Metal badge and coin, machine-readable anti-counterfeiting system thereof, and machine-readable anti-counterfeiting method of same |
| CN103366439B (en) * | 2012-04-05 | 2015-09-30 | 深圳国宝造币有限公司 | The machine-readable anti-false system and method for a kind of metal chapter coin, metal chapter coin |
| CN106991750A (en) * | 2017-03-20 | 2017-07-28 | 常州大学 | A kind of coin category counting device being characterized with resistance and method |
| CN106991750B (en) * | 2017-03-20 | 2019-05-28 | 常州大学 | A kind of coin category counting device and method characterized by resistance |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006011599A (en) | 2006-01-12 |
| CN100590663C (en) | 2010-02-17 |
| JP4350599B2 (en) | 2009-10-21 |
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