CN105354912A - Method and device of banknote detection - Google Patents
Method and device of banknote detection Download PDFInfo
- Publication number
- CN105354912A CN105354912A CN201510583131.1A CN201510583131A CN105354912A CN 105354912 A CN105354912 A CN 105354912A CN 201510583131 A CN201510583131 A CN 201510583131A CN 105354912 A CN105354912 A CN 105354912A
- Authority
- CN
- China
- Prior art keywords
- bank note
- detected
- thickness data
- thickness
- connected region
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The embodiment of the present invention discloses a method and device of banknote detection. The method provided by the invention comprises: acquiring effective thickness data with respect to a safety road area in a banknote to be detected, and calculating the mean of the effective thickness data; comparing the sum of the effective thickness data with the mean, and obtaining the number of connected regions not less than or not larger than the mean; and determining whether the banknote to be detected is abnormal or not according to the number of the connected regions and a preset rule, and performing quick and effective positioning of the location and the integrality of a safety road, the detection of abnormal thickness being not influenced by the abnormal thickness on the safety road such as an adhesive tape pasted on the safety road.
Description
Technical field
The embodiment of the present invention relates to the technical field of bill handling, particularly relates to a kind of method and the device that detect bank note.
Background technology
Safety line on bank note can affect the judgement to bank note abnormal data on thickness data, therefore needs to carry out position and integrality to it and judges, simultaneously otherwise affect the judgement of thickness abnormity in safety line.View data is mostly adopted to go to position the safety line on bank note in existing method, but because the resolution of thickness transducer is much less than image, therefore location from image mapped to thickness data may be caused inaccurate, from image, can accurately not judge whether safety line is complete on thickness, and the location to safety line simple in addition can not solve the detection to abnormal thickness in safety line simultaneously.
Summary of the invention
The object of the embodiment of the present invention is to propose a kind of method and the device that detect bank note, be intended to solve how fast and effectively from thickness to the problem that the position of safety line and integrality judge.
For reaching this object, the embodiment of the present invention by the following technical solutions:
First aspect, a kind of method detecting bank note, described method comprises:
Obtain the net thickness data that safety line region in bank note to be detected is corresponding, and calculate the average of described net thickness data;
More described net thickness data with the size of described average, obtain the number being more than or equal to or being less than or equal to the connected region of described average;
According to the number of described connected region and the rule pre-set, root determines that whether described bank note to be detected is abnormal.
Preferably, described acquisition is more than or equal to or is less than or equal in the step of the number of the connected region of described average, and the continuity point that described connected region is more than or equal to or is less than or equal to described average by N number of thickness data is formed.
Preferably, the described number according to described connected region and the rule pre-set determine that whether described bank note to be detected is abnormal, comprising:
If the number of described connected region is within the scope of the fixed threshold pre-set, then determine that described bank note to be detected is normal;
If the number of described connected region exceedes the fixed threshold scope pre-set, then determine that described bank note to be detected is abnormal.
Preferably, the net thickness data that in described acquisition bank note to be detected, safety line region is corresponding, and before calculating the average of described net thickness data, also comprise:
The thickness data in all regions of described bank note to be detected is obtained by thickness transducer;
Remove the ground unrest in described thickness data, obtain the net thickness data in all regions in described bank note to be detected;
According to the net thickness data in all regions in described bank note to be detected, intercept the net thickness data that in described bank note to be detected, safety line region is corresponding.
Preferably, the described number according to described connected region and the rule pre-set also comprise after determining that whether described bank note to be detected is abnormal:
If determine, described bank note to be detected is abnormal, then detect the thickness of safety line on described bank note to be detected further;
Thickness after contrast detects and the thickness threshold value pre-set, determine the abnormal information of described bank note to be detected.
Second aspect, a kind of device detecting bank note, described device comprises:
First acquisition module, for obtaining net thickness data corresponding to safety line region in bank note to be detected, and calculates the average of described net thickness data;
Comparison module, for more described net thickness data with the size of described average;
Second acquisition module, for obtaining the number of the connected region being more than or equal to or being less than or equal to described average;
With the rule pre-set, first determination module, determines that whether described bank note to be detected is abnormal for the number according to described connected region.
Preferably, the continuity point that described in described second acquisition module, connected region is more than or equal to or is less than or equal to described average by N number of thickness data is formed.
Preferably, described first determination module, comprising:
First determining unit, if be within the scope of the fixed threshold pre-set for the number of described connected region, then determines that described bank note to be detected is normal;
Second determining unit, if exceed for the number of described connected region the fixed threshold scope pre-set, then determines that described bank note to be detected is abnormal.
Preferably, described device also comprises:
3rd acquisition module, for obtaining net thickness data corresponding to safety line region in bank note to be detected, and before calculating the average of described net thickness data, obtains the thickness data in all regions of described bank note to be detected by thickness transducer;
4th acquisition module, for removing the ground unrest in described thickness data, obtains the net thickness data in all regions in described bank note to be detected;
Interception module, for the net thickness data according to all regions in described bank note to be detected, intercepts the net thickness data that in described bank note to be detected, safety line region is corresponding.
Preferably, described device also comprises:
Detection module, after determining that whether described bank note to be detected is abnormal for root according to the number of described connected region and the rule that pre-sets, if determine, described bank note to be detected is abnormal, then detect the thickness of safety line on described bank note to be detected further;
Second determination module, for the thickness threshold value contrasting the thickness after detection Yu pre-set, determines the abnormal information of described bank note to be detected.
The embodiment of the present invention by obtaining the net thickness data that in bank note to be detected, safety line region is corresponding, and calculates the average of described net thickness data; More described net thickness data with the size of described average, obtain the number being more than or equal to or being less than or equal to the connected region of described average; According to the number of described connected region and the rule pre-set, root determines that whether described bank note to be detected is abnormal, thus can the position at positioning security line place and the integrality of safety line fast and effectively, and when safety line there being thickness abnormity do not affect its detection to abnormal thickness as posted adhesive tape.
Accompanying drawing explanation
Fig. 1 is a kind of schematic flow sheet detecting the method for bank note that the embodiment of the present invention provides;
Fig. 2 is a kind of method schematic diagram extracting banknote thickness data that the embodiment of the present invention provides;
Fig. 3 is a kind of method schematic diagram obtaining banknote thickness data that the embodiment of the present invention provides;
Fig. 4 is a kind of schematic diagram intercepting effective area data that the embodiment of the present invention provides;
Fig. 5 is the schematic diagram of the thickness data of the effective coverage of a kind of single sense channel acquisition that the embodiment of the present invention provides;
Fig. 6 is the schematic diagram of the average of a kind of effective coverage that the embodiment of the present invention provides;
Fig. 7 is a kind of schematic flow sheet detecting the method for bank note that the embodiment of the present invention provides;
Fig. 8 is a kind of schematic flow sheet detecting the method for bank note that the embodiment of the present invention provides;
Fig. 9 is a kind of high-level schematic functional block diagram detecting the device of bank note that the embodiment of the present invention provides;
Figure 10 is the high-level schematic functional block diagram of the first determination module 904 that the embodiment of the present invention provides;
Figure 11 is a kind of high-level schematic functional block diagram detecting the device of bank note that the embodiment of the present invention provides;
Figure 12 is a kind of high-level schematic functional block diagram detecting the device of bank note that the embodiment of the present invention provides.
Embodiment
Below in conjunction with drawings and Examples, the embodiment of the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the embodiment of the present invention, but not the restriction to the embodiment of the present invention.It also should be noted that, for convenience of description, illustrate only the part relevant to the embodiment of the present invention in accompanying drawing but not entire infrastructure.
Embodiment one
A kind of schematic flow sheet detecting the method for bank note that the embodiment of the present invention provides with reference to figure 1, Fig. 1.
In embodiment one, the method for described detection bank note comprises:
Step 101, obtains the net thickness data that safety line region in bank note to be detected is corresponding, and calculates the average of described net thickness data;
Concrete, be a kind of method schematic diagram extracting banknote thickness data that the embodiment of the present invention provides with reference to figure 2, Fig. 2.Extract the detection data (if Fig. 2 is for the 6th sensing data) of single passage when thickness transducer crosses paper money one by one.
At individual bank note by all data of rear acquisition as shown in Figure 3, in figure 3, three coordinates are respectively thickness size to thickness transducer, sensor number and banknote locations, this banknote locations also i.e. length scale.In Fig. 3, can see the sensor correspondence of each numbering single line, this single line is the thickness data that this sensor detects, the connecting line perpendicular to banknote locations coordinate line between adjacent two lines is not thickness data, is only connecting line.
Be provided with the thickness transducer that row are laterally arranged side by side in banknote tester, bank note is along F in such as Fig. 2 to entering banknote tester, and the thickness of thickness transducer to bank note detects, and wherein each thickness transducer correspondence produces the data of a sense channel.Because the width of single thickness transducer is wider than the width of bank note safety line, therefore the thickness data of safety line is embodied in a sense channel.The thickness data of safety line is different from the thickness data in other regions of bank note, thus the thickness data that can extract single passage is one by one to detect safety line.
A kind of schematic diagram intercepting effective area data that the embodiment of the present invention provides with reference to figure 4, Fig. 4.Effective coverage intercepts according to banknote image size.Width due to bank note is certain, and therefore in the thickness data of single sense channel, only some is the thickness data of bank note, and this partial data is intercepted by bank note developed width size.Fig. 4 is the thickness data of single sense channel extracted, and the thickness data belonging to bank note effective coverage intercepted in all thickness datas of Fig. 5 single sense channel that is this.Can see that from Fig. 4 and Fig. 5 horizontal ordinate is vicissitudinous, in Fig. 4 and Fig. 5, horizontal ordinate is length, and ordinate is thickness.
Step 102, more described net thickness data with the size of described average, obtain the number being more than or equal to or being less than or equal to the connected region of described average;
Concrete, as shown in Figure 6, Fig. 6 is the schematic diagram of the average of a kind of effective coverage that the embodiment of the present invention provides.
Preferably, described acquisition is more than or equal to or is less than or equal in the step of the number of the connected region of described average,
The continuity point that described connected region is more than or equal to or is less than or equal to described average by N number of thickness data is formed.
Preferably, described N number of point includes but not limited to: 4 points, 5 points, 6 points or 7 points.
Using average as measurement line, calculate the connected region number being greater than average, calculate the UNICOM's areal being less than average, the size of connected region is for being more than or equal to 6 continuity points (as shown in Figure 6).Also namely, the point of continuous more than 6 that are greater than or less than this average is had at least to be only a connected region.6 points are only an embodiment, for different bank note, can be 4 points, 5 points, 7 points etc.
According to number and the rule pre-set of described connected region, step 103, determines that whether described bank note to be detected is abnormal.
Preferably, the described number according to described connected region and the rule pre-set determine that whether described bank note to be detected is abnormal, comprising:
If the number of described connected region is within the scope of the fixed threshold pre-set, then determine that described bank note to be detected is normal;
If the number of described connected region exceedes the fixed threshold scope pre-set, then determine that described bank note to be detected is abnormal.
Concrete, the integrality detecting safety line judges according to the thickness data of this safety line place sense channel, in general, for in thickness data on same bank note gold thread, the number of times that the connected region number being greater than average and the connected region being less than average alternately occur is fixed threshold scope, if exceed this scope, then think that safety line is abnormal.
Concrete, think that this passage is the passage containing safety line when the number that the connected region number being greater than average and the connected region that is less than average alternately occur is more than or equal to 3.Also namely alternately occur being more than or equal to and then think that the thickness data of this sense channel is the thickness data of safety line position for 3 times.
The embodiment of the present invention by obtaining the net thickness data that in bank note to be detected, safety line region is corresponding, and calculates the average of described net thickness data; More described net thickness data with the size of described average, obtain the number being more than or equal to or being less than or equal to the connected region of described average; According to the number of described connected region and the rule pre-set, root determines that whether described bank note to be detected is abnormal, thus can the position at positioning security line place and the integrality of safety line fast and effectively, and when safety line there being thickness abnormity (as posting adhesive tape) do not affect its detection to abnormal thickness.
Embodiment two
A kind of schematic flow sheet detecting the method for bank note that the embodiment of the present invention provides with reference to figure 7, Fig. 7.
On the basis of embodiment one, the method for described detection bank note comprises:
The net thickness data that in described acquisition bank note to be detected, safety line region is corresponding, and before calculating the average of described net thickness data, also comprise:
Step 104, obtains the thickness data in all regions of described bank note to be detected by thickness transducer;
Step 105, removes the ground unrest in described thickness data, obtains the net thickness data in all regions in described bank note to be detected;
Step 106, according to the net thickness data in all regions in described bank note to be detected, intercepts the net thickness data that in described bank note to be detected, safety line region is corresponding.
Concrete, examine Fig. 2, Fig. 2 is a kind of method schematic diagram extracting banknote thickness data that the embodiment of the present invention provides.Extract the detection data (if Fig. 2 is for the 6th sensing data) of single passage when thickness transducer crosses paper money one by one.
At individual bank note by all data of rear acquisition as shown in Figure 3, in figure 3, three coordinates are respectively thickness size to thickness transducer, sensor number and banknote locations, this banknote locations also i.e. length scale.In Fig. 3, can see the sensor correspondence of each numbering single line, this single line is the thickness data that this sensor detects, the connecting line perpendicular to banknote locations coordinate line between adjacent two lines is not thickness data, is only connecting line.
Be provided with the thickness transducer that row are laterally arranged side by side in banknote tester, bank note is along F in such as Fig. 2 to entering banknote tester, and the thickness of thickness transducer to bank note detects, and wherein each thickness transducer correspondence produces the data of a sense channel.Because the width of single thickness transducer is wider than the width of bank note safety line, therefore the thickness data of safety line is embodied in a sense channel.The thickness data of safety line is different from the thickness data in other regions of bank note, thus the thickness data that can extract single passage is one by one to detect safety line.
A kind of schematic diagram intercepting effective area data that the embodiment of the present invention provides with reference to figure 4, Fig. 4.Effective coverage intercepts according to banknote image size.Width due to bank note is certain, and therefore in the thickness data of single sense channel, only some is the thickness data of bank note, and this partial data is intercepted by bank note developed width size.Fig. 4 is the thickness data of single sense channel extracted, and the thickness data belonging to bank note effective coverage intercepted in all thickness datas of Fig. 5 single sense channel that is this.Can see that from Fig. 4 and Fig. 5 horizontal ordinate is vicissitudinous, in Fig. 4 and Fig. 5, horizontal ordinate is length, and ordinate is thickness.
Embodiment three
A kind of schematic flow sheet detecting the method for bank note that the embodiment of the present invention provides with reference to figure 8, Fig. 8.
On the basis of embodiment one, the described number according to described connected region and the rule pre-set also comprise after determining that whether described bank note to be detected is abnormal:
Step 107, if determine, described bank note to be detected is abnormal, then detect the thickness of safety line on described bank note to be detected further;
Step 108, the thickness after contrast detects and the thickness threshold value pre-set, determine the abnormal information of described bank note to be detected.
Concrete, by following mode to the detection of safety line thickness abnormity: have a threshold value according to the thickness data due to safety line, such as, in Fig. 6, the data of safety line can not more than 80, if and in safety line, pasted adhesive tape, so the data of safety line may reach 160 or more, if exceed this threshold value, think the thickness abnormity of safety line.
Embodiment four
A kind of high-level schematic functional block diagram detecting the device of bank note that the embodiment of the present invention provides with reference to figure 9, Fig. 9.
In embodiment four, the device of described detection bank note comprises:
First acquisition module 901, for obtaining net thickness data corresponding to safety line region in bank note to be detected, and calculates the average of described net thickness data;
Concrete, be a kind of method schematic diagram extracting banknote thickness data that the embodiment of the present invention provides with reference to figure 2, Fig. 2.Extract the detection data (if Fig. 2 is for the 6th sensing data) of single passage when thickness transducer crosses paper money one by one.
At individual bank note by all data of rear acquisition as shown in Figure 3, in figure 3, three coordinates are respectively thickness size to thickness transducer, sensor number and banknote locations, this banknote locations also i.e. length scale.In Fig. 3, can see the sensor correspondence of each numbering single line, this single line is the thickness data that this sensor detects, the connecting line perpendicular to banknote locations coordinate line between adjacent two lines is not thickness data, is only connecting line.
Be provided with the thickness transducer that row are laterally arranged side by side in banknote tester, bank note is along F in such as Fig. 2 to entering banknote tester, and the thickness of thickness transducer to bank note detects, and wherein each thickness transducer correspondence produces the data of a sense channel.Because the width of single thickness transducer is wider than the width of bank note safety line, therefore the thickness data of safety line is embodied in a sense channel.The thickness data of safety line is different from the thickness data in other regions of bank note, thus the thickness data that can extract single passage is one by one to detect safety line.
A kind of schematic diagram intercepting effective area data that the embodiment of the present invention provides with reference to figure 4, Fig. 4.Effective coverage intercepts according to banknote image size.Width due to bank note is certain, and therefore in the thickness data of single sense channel, only some is the thickness data of bank note, and this partial data is intercepted by bank note developed width size.Fig. 4 is the thickness data of single sense channel extracted, and the thickness data belonging to bank note effective coverage intercepted in all thickness datas of Fig. 5 single sense channel that is this.Can see that from Fig. 4 and Fig. 5 horizontal ordinate is vicissitudinous, in Fig. 4 and Fig. 5, horizontal ordinate is length, and ordinate is thickness.
Comparison module 902, for more described net thickness data with the size of described average;
Second acquisition module 903, for obtaining the number of the connected region being more than or equal to or being less than or equal to described average;
Preferably, reference Figure 10, Figure 10 is the high-level schematic functional block diagram of the second acquisition module 903 that the embodiment of the present invention provides.
The continuity point that described in described second acquisition module, connected region is more than or equal to or is less than or equal to described average by N number of thickness data is formed.
Wherein, described N number of point includes but not limited to: 4 points, 5 points, 6 points or 7 points.
Using average as measurement line, calculate the connected region number being greater than average, calculate the UNICOM's areal being less than average, the size of connected region is for being more than or equal to 6 continuity points (as shown in Figure 6).Also namely, the point of continuous more than 6 that are greater than or less than this average is had at least to be only a connected region.6 points are only an embodiment, for different bank note, can be 4 points, 5 points, 7 points etc.
With the rule pre-set, first determination module 904, determines that whether described bank note to be detected is abnormal for the number according to described connected region.
Preferably, reference Figure 11, Figure 11 is the high-level schematic functional block diagram of the first determination module 904 that the embodiment of the present invention provides.
Described first determination module 904, comprising:
First determining unit 1001, if be within the scope of the fixed threshold pre-set for the number of described connected region, then determines that described bank note to be detected is normal;
Second determining unit 1002, if exceed for the number of described connected region the fixed threshold scope pre-set, then determines that described bank note to be detected is abnormal.
Concrete, the integrality detecting safety line judges according to the thickness data of this safety line place sense channel, in general, for in thickness data on same bank note gold thread, the number of times that the connected region number being greater than average and the connected region being less than average alternately occur is fixed threshold scope, if exceed this scope, then think that safety line is abnormal.
Concrete, think that this passage is the passage containing safety line when the number that the connected region number being greater than average and the connected region that is less than average alternately occur is more than or equal to 3.Also namely alternately occur being more than or equal to and then think that the thickness data of this sense channel is the thickness data of safety line position for 3 times.
The embodiment of the present invention by obtaining the net thickness data that in bank note to be detected, safety line region is corresponding, and calculates the average of described net thickness data; More described net thickness data with the size of described average, obtain the number being more than or equal to or being less than or equal to the connected region of described average; According to the number of described connected region and the rule pre-set, root determines that whether described bank note to be detected is abnormal, thus can the position at positioning security line place and the integrality of safety line fast and effectively, and when safety line there being thickness abnormity (as posting adhesive tape) do not affect its detection to abnormal thickness.
Embodiment five
Reference Figure 11, Figure 11 are a kind of high-level schematic functional block diagram detecting the device of bank note that the embodiment of the present invention provides.Described device also comprises:
3rd acquisition module 905, for obtaining net thickness data corresponding to safety line region in bank note to be detected, and before calculating the average of described net thickness data, obtains the thickness data in all regions of described bank note to be detected by thickness transducer;
4th acquisition module 906, for removing the ground unrest in described thickness data, obtains the net thickness data in all regions in described bank note to be detected;
Interception module 907, for the net thickness data according to all regions in described bank note to be detected, intercepts the net thickness data that in described bank note to be detected, safety line region is corresponding.
Concrete, examine Fig. 2, Fig. 2 is a kind of method schematic diagram extracting banknote thickness data that the embodiment of the present invention provides.Extract the detection data (if Fig. 2 is for the 6th sensing data) of single passage when thickness transducer crosses paper money one by one.
At individual bank note by all data of rear acquisition as shown in Figure 3, in figure 3, three coordinates are respectively thickness size to thickness transducer, sensor number and banknote locations, this banknote locations also i.e. length scale.In Fig. 3, can see the sensor correspondence of each numbering single line, this single line is the thickness data that this sensor detects, the connecting line perpendicular to banknote locations coordinate line between adjacent two lines is not thickness data, is only connecting line.
Be provided with the thickness transducer that row are laterally arranged side by side in banknote tester, bank note is along F in such as Fig. 2 to entering banknote tester, and the thickness of thickness transducer to bank note detects, and wherein each thickness transducer correspondence produces the data of a sense channel.Because the width of single thickness transducer is wider than the width of bank note safety line, therefore the thickness data of safety line is embodied in a sense channel.The thickness data of safety line is different from the thickness data in other regions of bank note, thus the thickness data that can extract single passage is one by one to detect safety line.
A kind of schematic diagram intercepting effective area data that the embodiment of the present invention provides with reference to figure 4, Fig. 4.Effective coverage intercepts according to banknote image size.Width due to bank note is certain, and therefore in the thickness data of single sense channel, only some is the thickness data of bank note, and this partial data is intercepted by bank note developed width size.Fig. 4 is the thickness data of single sense channel extracted, and the thickness data belonging to bank note effective coverage intercepted in all thickness datas of Fig. 5 single sense channel that is this.Can see that from Fig. 4 and Fig. 5 horizontal ordinate is vicissitudinous, in Fig. 4 and Fig. 5, horizontal ordinate is length, and ordinate is thickness.
Embodiment six
Reference Figure 12, Figure 12 are a kind of high-level schematic functional block diagram detecting the device of bank note that the embodiment of the present invention provides.Described device also comprises:
Detection module 908, after determining that whether described bank note to be detected is abnormal for root according to the number of described connected region and the rule that pre-sets, if determine, described bank note to be detected is abnormal, then detect the thickness of safety line on described bank note to be detected further;
Second determination module 909, for the thickness threshold value contrasting the thickness after detection Yu pre-set, determines the abnormal information of described bank note to be detected.
Concrete, by following mode to the detection of safety line thickness abnormity: have a threshold value according to the thickness data due to safety line, such as, in Fig. 6, the data of safety line can not more than 80, if and in safety line, pasted adhesive tape, so the data of safety line may reach 160 or more, if exceed this threshold value, think the thickness abnormity of safety line.
Below the know-why of the embodiment of the present invention is described in conjunction with specific embodiments.These describe the principle just in order to explain the embodiment of the present invention, and can not be interpreted as the restriction to embodiment of the present invention protection domain by any way.Based on explanation herein, those skilled in the art does not need to pay other embodiment that performing creative labour can associate the embodiment of the present invention, these modes all by fall into the embodiment of the present invention protection domain within.
Claims (10)
1. detect a method for bank note, it is characterized in that, described method comprises:
Obtain the net thickness data that safety line region in bank note to be detected is corresponding, and calculate the average of described net thickness data;
More described net thickness data with the size of described average, obtain the number being more than or equal to or being less than or equal to the connected region of described average;
With the rule pre-set, number according to described connected region determines that whether described bank note to be detected is abnormal.
2. method according to claim 1, is characterized in that, described acquisition is more than or equal to or is less than or equal in the step of the number of the connected region of described average,
The continuity point that described connected region is more than or equal to or is less than or equal to described average by N number of thickness data is formed.
3. method according to claim 1, is characterized in that, the described number according to described connected region and the rule pre-set determine that whether described bank note to be detected is abnormal, comprising:
If the number of described connected region is within the scope of the fixed threshold pre-set, then determine that described bank note to be detected is normal;
If the number of described connected region exceedes the fixed threshold scope pre-set, then determine that described bank note to be detected is abnormal.
4. the method according to claims 1 to 3 any one, is characterized in that, the net thickness data that in described acquisition bank note to be detected, safety line region is corresponding, and before calculating the average of described net thickness data, also comprises:
The thickness data in all regions of described bank note to be detected is obtained by thickness transducer;
Remove the ground unrest in described thickness data, obtain the net thickness data in all regions in described bank note to be detected;
According to the net thickness data in all regions in described bank note to be detected, intercept the net thickness data that in described bank note to be detected, safety line region is corresponding.
5. the method according to claims 1 to 3 any one, is characterized in that, the described number according to described connected region and the rule pre-set also comprise after determining that whether described bank note to be detected is abnormal:
If determine, described bank note to be detected is abnormal, then detect the thickness of safety line on described bank note to be detected further;
Thickness after contrast detects and the thickness threshold value pre-set, determine the abnormal information of described bank note to be detected.
6. detect a device for bank note, it is characterized in that, described device comprises:
First acquisition module, for obtaining net thickness data corresponding to safety line region in bank note to be detected, and calculates the average of described net thickness data;
Comparison module, for more described net thickness data with the size of described average;
Second acquisition module, for obtaining the number of the connected region being more than or equal to or being less than or equal to described average;
With the rule pre-set, first determination module, determines that whether described bank note to be detected is abnormal for the number according to described connected region.
7. device according to claim 6, is characterized in that, the continuity point that described in described second acquisition module, connected region is more than or equal to or is less than or equal to described average by N number of thickness data is formed.
8. device according to claim 6, is characterized in that, described first determination module, comprising:
First determining unit, if be within the scope of the fixed threshold pre-set for the number of described connected region, then determines that described bank note to be detected is normal;
Second determining unit, if exceed for the number of described connected region the fixed threshold scope pre-set, then determines that described bank note to be detected is abnormal.
9. the device according to claim 6 to 8 any one, is characterized in that, described device also comprises:
3rd acquisition module, for obtaining net thickness data corresponding to safety line region in bank note to be detected, and before calculating the average of described net thickness data, obtains the thickness data in all regions of described bank note to be detected by thickness transducer;
4th acquisition module, for removing the ground unrest in described thickness data, obtains the net thickness data in all regions in described bank note to be detected;
Interception module, for the net thickness data according to all regions in described bank note to be detected, intercepts the net thickness data that in described bank note to be detected, safety line region is corresponding.
10. the device according to claim 6 to 8 any one, is characterized in that, described device also comprises:
Detection module, after determining that whether described bank note to be detected is abnormal for root according to the number of described connected region and the rule that pre-sets, if determine, described bank note to be detected is abnormal, then detect the thickness of safety line on described bank note to be detected further;
Second determination module, for the thickness threshold value contrasting the thickness after detection Yu pre-set, determines the abnormal information of described bank note to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583131.1A CN105354912B (en) | 2015-09-14 | 2015-09-14 | A kind of method and device for detecting bank note |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510583131.1A CN105354912B (en) | 2015-09-14 | 2015-09-14 | A kind of method and device for detecting bank note |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105354912A true CN105354912A (en) | 2016-02-24 |
| CN105354912B CN105354912B (en) | 2018-04-06 |
Family
ID=55330879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510583131.1A Active CN105354912B (en) | 2015-09-14 | 2015-09-14 | A kind of method and device for detecting bank note |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105354912B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023412A (en) * | 2016-05-23 | 2016-10-12 | 威海华菱光电股份有限公司 | Detection method and system for film thickness abnormity |
| CN106127930A (en) * | 2016-06-17 | 2016-11-16 | 深圳怡化电脑股份有限公司 | A kind of method and system detecting banknote security line integrity |
| CN106875540A (en) * | 2017-02-17 | 2017-06-20 | 深圳怡化电脑股份有限公司 | A kind of banknote thickness abnormity detection method and device |
| CN107978061A (en) * | 2016-10-25 | 2018-05-01 | 深圳怡化电脑股份有限公司 | A kind of banknote thickness data extraction method and device |
| CN107978062A (en) * | 2016-10-25 | 2018-05-01 | 深圳怡化电脑股份有限公司 | A kind of detection method and device of adhesive tape paper money |
| CN108022362A (en) * | 2016-11-02 | 2018-05-11 | 深圳怡化电脑股份有限公司 | A kind of detection method and device of bank note defect |
| CN108230533A (en) * | 2017-12-26 | 2018-06-29 | 湖南丰汇银佳科技股份有限公司 | Composite type safety line anti-counterfeiting detecting device and method |
| CN108663004A (en) * | 2017-03-29 | 2018-10-16 | 深圳怡化电脑股份有限公司 | A kind of detection method and device of banknote thickness abnormity |
| CN108932788A (en) * | 2017-05-22 | 2018-12-04 | 深圳怡化电脑股份有限公司 | A kind of detection method, device and the equipment of banknote thickness abnormity grade |
| CN109737859A (en) * | 2018-12-26 | 2019-05-10 | 广州国瀚计算机通讯科技有限公司 | The stickup foreign matter detecting method and its device of flaky medium |
| CN113160480A (en) * | 2020-01-21 | 2021-07-23 | 深圳怡化电脑股份有限公司 | Method and device for detecting thickness of bank note, computer equipment and storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1185942A (en) * | 1997-09-05 | 1999-03-30 | Toyo Commun Equip Co Ltd | Cash counter |
| US6722487B1 (en) * | 1999-02-10 | 2004-04-20 | Coin Controls Limited | Money item acceptor |
| CN1627327A (en) * | 2003-12-12 | 2005-06-15 | 日立欧姆龙金融系统有限公司 | Bill discriminating apparatus |
| JP2009129390A (en) * | 2007-11-28 | 2009-06-11 | Oki Electric Ind Co Ltd | Medium discrimination device |
| CN102176262A (en) * | 2011-01-17 | 2011-09-07 | 广州广电运通金融电子股份有限公司 | Thickness detecting method and device for slice medium |
| CN102903172A (en) * | 2012-09-26 | 2013-01-30 | 深圳市怡化电脑有限公司 | Method and device for detecting overlapping and connecting of notes |
| CN104408819A (en) * | 2014-12-05 | 2015-03-11 | 深圳怡化电脑股份有限公司 | Detection method for adhesive tape on paper money |
-
2015
- 2015-09-14 CN CN201510583131.1A patent/CN105354912B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1185942A (en) * | 1997-09-05 | 1999-03-30 | Toyo Commun Equip Co Ltd | Cash counter |
| US6722487B1 (en) * | 1999-02-10 | 2004-04-20 | Coin Controls Limited | Money item acceptor |
| CN1627327A (en) * | 2003-12-12 | 2005-06-15 | 日立欧姆龙金融系统有限公司 | Bill discriminating apparatus |
| JP2009129390A (en) * | 2007-11-28 | 2009-06-11 | Oki Electric Ind Co Ltd | Medium discrimination device |
| CN102176262A (en) * | 2011-01-17 | 2011-09-07 | 广州广电运通金融电子股份有限公司 | Thickness detecting method and device for slice medium |
| CN102903172A (en) * | 2012-09-26 | 2013-01-30 | 深圳市怡化电脑有限公司 | Method and device for detecting overlapping and connecting of notes |
| CN104408819A (en) * | 2014-12-05 | 2015-03-11 | 深圳怡化电脑股份有限公司 | Detection method for adhesive tape on paper money |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023412A (en) * | 2016-05-23 | 2016-10-12 | 威海华菱光电股份有限公司 | Detection method and system for film thickness abnormity |
| CN106023412B (en) * | 2016-05-23 | 2019-06-04 | 威海华菱光电股份有限公司 | The detection method and detection system of film thickness exception |
| CN106127930B (en) * | 2016-06-17 | 2019-02-01 | 深圳怡化电脑股份有限公司 | A kind of method and system detecting banknote security line integrality |
| CN106127930A (en) * | 2016-06-17 | 2016-11-16 | 深圳怡化电脑股份有限公司 | A kind of method and system detecting banknote security line integrity |
| CN107978061B (en) * | 2016-10-25 | 2020-02-07 | 深圳怡化电脑股份有限公司 | Banknote thickness data extraction method and device |
| CN107978061A (en) * | 2016-10-25 | 2018-05-01 | 深圳怡化电脑股份有限公司 | A kind of banknote thickness data extraction method and device |
| CN107978062A (en) * | 2016-10-25 | 2018-05-01 | 深圳怡化电脑股份有限公司 | A kind of detection method and device of adhesive tape paper money |
| CN108022362A (en) * | 2016-11-02 | 2018-05-11 | 深圳怡化电脑股份有限公司 | A kind of detection method and device of bank note defect |
| CN108022362B (en) * | 2016-11-02 | 2020-03-27 | 深圳怡化电脑股份有限公司 | Method and device for detecting defect of paper money |
| CN106875540A (en) * | 2017-02-17 | 2017-06-20 | 深圳怡化电脑股份有限公司 | A kind of banknote thickness abnormity detection method and device |
| CN108663004B (en) * | 2017-03-29 | 2020-04-28 | 深圳怡化电脑股份有限公司 | Method and device for detecting abnormal thickness of paper money |
| CN108663004A (en) * | 2017-03-29 | 2018-10-16 | 深圳怡化电脑股份有限公司 | A kind of detection method and device of banknote thickness abnormity |
| CN108932788A (en) * | 2017-05-22 | 2018-12-04 | 深圳怡化电脑股份有限公司 | A kind of detection method, device and the equipment of banknote thickness abnormity grade |
| CN108932788B (en) * | 2017-05-22 | 2020-10-20 | 深圳怡化电脑股份有限公司 | Method, device and equipment for detecting abnormal thickness grade of paper money |
| CN108230533A (en) * | 2017-12-26 | 2018-06-29 | 湖南丰汇银佳科技股份有限公司 | Composite type safety line anti-counterfeiting detecting device and method |
| CN109737859A (en) * | 2018-12-26 | 2019-05-10 | 广州国瀚计算机通讯科技有限公司 | The stickup foreign matter detecting method and its device of flaky medium |
| CN109737859B (en) * | 2018-12-26 | 2021-01-12 | 广州国瀚计算机通讯科技有限公司 | Method and device for detecting sticking foreign matter on sheet medium |
| CN113160480A (en) * | 2020-01-21 | 2021-07-23 | 深圳怡化电脑股份有限公司 | Method and device for detecting thickness of bank note, computer equipment and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105354912B (en) | 2018-04-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105354912A (en) | Method and device of banknote detection | |
| CN105354913A (en) | Method and device of banknote detection | |
| CN105006062A (en) | Bill identification method and deposit and withdrawal device | |
| WO2015146082A1 (en) | Leak-detecting device, leak detection method, and program-containing recording medium | |
| US11579040B2 (en) | Damage diagnosis device, damage diagnosis method, and recording medium in which damage diagnosis program is stored | |
| CN105303677A (en) | Method and apparatus for obtaining boundary of banknote security thread | |
| CN104808123B (en) | A kind of partial discharge of switchgear detecting system | |
| RU2011151543A (en) | METHOD AND DEVICE FOR DETECTING LEAKS IN THE FUEL SUPPLY SYSTEM | |
| CN105427446A (en) | Authentic identification method for paper money based on magnetic signal | |
| CN105427451B (en) | Inclined method and system during one kind detection bank note note distribution | |
| CN108615369A (en) | A kind of road limit for height method for early warning, device and terminal device | |
| CN105184953A (en) | Banknote processing method and apparatus | |
| CN103942773A (en) | Method and device for obtaining queuing length through image analysis | |
| CN107507330A (en) | Detection method, detection means and the terminal device of banknote thickness abnormity | |
| CN105069893A (en) | Method and apparatus for checking bank note | |
| CN106971450B (en) | method and device for identifying abnormal thickness of paper money | |
| CN106447907B (en) | A kind of detection method and device of banknote image abnormity | |
| WO2015085817A1 (en) | Multi-spectrum coupon quality testing method and system | |
| CN106652157A (en) | Method and device for detection of floating roller magnetism | |
| CN111765958A (en) | Vibration type identification method and system based on distributed optical fiber vibration radial distance measurement | |
| CN107978062A (en) | A kind of detection method and device of adhesive tape paper money | |
| CN108492443B (en) | Method, device and equipment for detecting adhesive tape on paper money and storage medium | |
| CN114355114B (en) | GIS partial discharge detection method, device, medium and terminal equipment | |
| CN109870404B (en) | Rain shed structure damage identification method and device and terminal equipment | |
| CN108168440A (en) | Ultra-high-tension power transmission line arc sag early-warning detection method based on radar satellite image |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |