CN107895424A - A kind of recognition methods of bank note, system and financial terminal - Google Patents
A kind of recognition methods of bank note, system and financial terminal Download PDFInfo
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- CN107895424A CN107895424A CN201711048400.XA CN201711048400A CN107895424A CN 107895424 A CN107895424 A CN 107895424A CN 201711048400 A CN201711048400 A CN 201711048400A CN 107895424 A CN107895424 A CN 107895424A
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- bank note
- characteristic area
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/20—Testing patterns thereon
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Abstract
The embodiment of the present application is applied to technical field of financial equipment, there is provided a kind of recognition methods of bank note, system and financial terminal, including：When bank note passes through currency checking module, by charge coupling device, CCD obtains banknote image；The banknote image is divided, obtains the quantization region of at least one piece of the banknote image；Signal corresponding to every piece of quantization region is obtained, and stores the signal；According to bank note described in the signal identification.This process, the banknote image of entire paper coin is obtained by CCD, realize that the identification to bank note can not only identify the true and false of bank note according to the signal in every piece of quantization region after quantization banknote image, while the degree of wear of bank note different parts can be also identified with reference to banknote image and the diversity factor of the quantization regional signal and standard value.
Description
Technical field
The embodiment of the present application belongs to technical field of financial equipment, more particularly to a kind of recognition methods of bank note, system and gold
Melt terminal.
Background technology
Bank note is indispensable in people live, and the true and false of bank note naturally also turns into people's concern.With science
The continuous development of technology, various finance devices constantly come into the life of people, and the currency checking module of finance device is finance device
Nucleus module, especially for financial self-service equipment.At present, it is in the currency detecting system of finance device to use touch sensor more
Part (Contact Image Sensor, CIS) technology carries out the identification of bank note, judges the true and false of bank note, but CIS technologies into
This height, and bank note can only be made whether can transaction identification, the abrasion condition of bank note can not be identified.
The content of the invention
In view of this, a kind of recognition methods of bank note, system and terminal device are provided in embodiments herein, with
When solving existing finance device bank note being identified, currency checking module cost is high, it is impossible to effective identification bank note abrasion condition
Problem.
The first aspect of the embodiment of the present application provides a kind of recognition methods of bank note, the recognition methods bag of the bank note
Include：
When bank note passes through currency checking module, by charge coupling device, CCD obtains banknote image；
The banknote image is divided, obtains the quantization region of at least one piece of the banknote image；
Signal corresponding to every piece of quantization region is obtained, and stores the signal；
According to bank note described in the signal identification.
The second aspect of the embodiment of the present application provides a kind of identifying system of bank note, the identifying system bag of the bank note
Include：
Banknote image acquiring unit, for when bank note passes through currency checking module, by charge coupling device, CCD to obtain paper
Coin image；
Division unit, for dividing the banknote image, obtain the quantization area of at least one piece of the banknote image
Domain；
Signal value acquiring unit, for obtaining signal corresponding to every piece of quantization region, and store the signal；
Recognition unit, for the bank note according to the signal identification.
The third aspect of the embodiment of the present application provides a kind of financial terminal, including memory, processor and is stored in
In the memory and the computer program that can run on the processor, computer program described in the computing device
Shi Shixian is as any one of the recognition methods of the bank note the step of method.
The fourth aspect of the embodiment of the present application provides a kind of computer-readable recording medium, described computer-readable to deposit
Storage media is stored with computer program, is realized when the computer program is executed by processor such as the controlling party of the microphone
Any one of method the step of method.
In the embodiment that the application provides when bank note passes through currency checking module, banknote image is obtained by CCD, to bank note
Image obtains polylith quantization region with by banknote image quantization after being divided；Obtain corresponding to every piece of quantization region
Signal, and bank note is identified according to the signal in every piece of quantization region.This process sets CCD in module for recognizing paper money,
The cost of paper money recognition is reduced, in addition, the banknote image of entire paper coin is obtained by CCD, basis after quantization banknote image
The signal in every piece of quantization region realizes that the identification to bank note can not only identify the true and false of bank note, while can also combine bank note
Image and the diversity factor of the quantization regional signal and standard value identify the degree of wear of bank note different parts.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, embodiment or prior art will be retouched below
The required accompanying drawing used is briefly described in stating, it should be apparent that, drawings in the following description are only the one of the present invention
A little embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of the recognition methods for bank note that the embodiment of the present application one provides；
Fig. 2 is a kind of identifying system structured flowchart for bank note that the embodiment of the present application two provides；
Fig. 3 is the schematic diagram for the terminal device that the embodiment of the present application three provides.
Embodiment
In describing below, in order to illustrate rather than in order to limit, it is proposed that such as particular system structure, technology etc
Detail, thoroughly to understand the embodiment of the present invention.However, it will be clear to one skilled in the art that in these no tools
The present invention can also be realized in the other embodiments of body details.In other situations, omit to well-known system, device,
The detailed description of circuit and method, in case unnecessary details hinders description of the invention.
In the recognition methods for the bank note that the application provides, when bank note passes through the currency checking module of finance device, pass through setting
Charge coupled device (charge-coupled device, CCD) wherein obtains banknote image, and the banknote image of acquisition is entered
Row division, to obtain polylith quantization region, then enters according to the signal in the every piece of quantization region obtained to current bank note
Row identification.
In order to illustrate technical scheme described herein, illustrated below by specific embodiment.
Embodiment one：
Fig. 1 shows a kind of implementation process schematic diagram of the recognition methods for bank note that the embodiment of the present application one provides, and is described in detail
It is as follows：
Step S11, when bank note passes through currency checking module, by charge coupling device, CCD obtains banknote image；
In the embodiment that the application provides, CCD is set in the currency checking module of financial terminal in advance, wherein, the CCD is
Area array CCD.When there is bank note to pass through currency checking module, banknote image is projected onto what array parallel in currency checking module was formed
On imaging plane, the photosensitive first face battle array in the time for exposure on area array CCD absorbs photogenerated charge, to obtain banknote image, and by its
It is converted into the banknote image represented with pixel value.
For example, for the area array CCD that a photosensitive first face battle array is 4 × 4, the currency checking module of financial terminal is disposed at,
When there is bank note to enter the currency checking module, the image of bank note is incident upon the imaging that 4 × 4 parallel array formed and put down
On face.The photogenerated charge as caused by photosensitive member thereon absorbs within the time for exposure, to obtain the image of bank note, after conversion
Represented with pixel value.
Step S12, the banknote image is divided, obtain the quantization region of at least one piece of the banknote image；
In the embodiment that the application provides, banknote image is divided, is divided into one determined by the quantity of pixel
The region of serial variance, so as to obtain polylith quantization region, also i.e. by banknote image quantization.Carried out to banknote image
During division, different modules can be divided into according to preset rules, forms different quantization regions.Such as can root
The region for being divided into needing emphasis to identify according to situation, and the region of emphasis identification is not required to, or according to identification forge or true or paper money
Shi Changyong method, the module commonly used in identification forge or true or paper money is divided.Certainly, user can also be according to itself to gold
Melt the purposes of terminal and be actually needed setting division rule, do not limit herein.
Alternatively, the division banknote image, obtains the quantization region of at least one piece of the banknote image,
Including：
Obtain the default characteristic area of bank note and non-characteristic area；
The banknote image is divided according to the characteristic area and non-characteristic area, obtain quantized characteristic area and
Quantized non-characteristic area.
Specifically, when being divided to banknote image, characteristic area and non-characteristic area can be divided into, wherein,
When the characteristic area includes printing of currency papers the pattern on the bank note of special process printing is used in order to realize its antiforge function
Or the region where other anti-counterfeiting marks, such as the ramage on bank note, bank note back side ad-hoc location pattern, crown word number region
And banknote denomination digital pattern etc..The non-characteristic area includes the region outside the characteristic area in banknote image.System
The pixel value in each region after plan point, to realize the quantization of banknote image.
Step S13, signal corresponding to every piece of quantization region is obtained, and store the signal；
In the embodiment that the application provides, for quantized banknote image, each amount is obtained in the form of column (or row)
The signal in sonization region, and the signal of each column (or often going) is transferred in serial register in a parallel fashion, then by
Serial CCD branch registers are shifted in a manner of serial data stream, and the signal of each column (or often going) is stored,
Obtain the signal in each quantization region.
Alternatively, when carrying out the transfer and storage of each column (or often going) signal, it can first determine that each quantization region
Comprising columns (or line number), then shifted since the first row (or the first row) of the region one end and store signal,
One row (or first row) signal shift and stores after the completion of, shift successively and store in whole quantization region it is all arrange (or
All rows) signal.
For example, the quantization region be crown word number where region when, obtain crown word number where quantization region
Comprising columns, shifted since first row and store the signal in the region, until by the signal in whole quantization region turn
Move and store and finish.
Further, signal corresponding to every piece of quantization region of the acquisition, and the signal is stored, including：
Obtain the column signal of every piece of quantized characteristic area and the column signal of quantized non-characteristic area；
Collect the column signal of each row in the quantized characteristic area, obtain the letter of the quantized characteristic area
Number；
Collect the column signal of each row in the quantized non-characteristic area, obtain the quantized non-characteristic area
Signal；
The signal of the characteristic area and the signal of the non-characteristic area are stored after amplification.
Specifically, can be according to the characteristic area of the banknote image determined and non-when obtaining the column signal in quantization region
Characteristic area obtains the signal of each column in each region.For example, for the characteristic area of a determination, quantized spy is obtained
The signal of each row in region is levied, and the signal of the row is transferred in serial register in a parallel fashion, then by going here and there
Row CCD branch registers are shifted in a manner of serial data stream to be output on photoreceptor signal output amplifier with by small-signal
Amplify prearranged multiple, store the row amplified signal to predeterminated position, obtain in the same way and store this feature area
The signal of each column in domain.Similarly, the signal of each quantized non-characteristic area is stored.
Step S14, according to bank note described in the signal identification.
, can be by default quantization when according to the signal identification bank note stored in the embodiment that the application provides
The signal in region is contrasted with corresponding standard value, if the degree that is consistent of the two reaches default degree of conformity, then it is assumed that current paper
Coin is recognizable bank note.In addition, can also be accurate really according to the signal in quantization region and the difference degree of corresponding standard value
Determine the degree of wear of bank note.It is for example, default when judging that the signal in a certain quantization region differs by more than with corresponding standard value
Value, then judge the degree of wear in the region corresponding to bank note than more serious.
Alternatively, the bank note according to the signal identification, including：
Judge the signal of the characteristic area whether in its corresponding first preset signals section；
When the signal of the characteristic area is in its corresponding first preset signals section, the non-characteristic area is judged
Whether the signal in domain is in the second preset signals section；
If judging the bank note for recognizable bank note.
Specifically, when according to the signal identification bank note of storage, every piece of quantized characteristic area can also be first determined whether
Signal whether in each self-corresponding first preset signals section；Because the characteristic area contains identification forge or true or paper money
Special identifier, therefore, when the signal of every piece of quantized characteristic area is in its corresponding first preset signals section,
It is genuine notes to illustrate the bank note；Then judge the signal of every piece of quantized non-characteristic area whether each self-corresponding second again
In preset signals section, if illustrating that the bank note for recognizable genuine notes, can continue to circulate.
Alternatively, if the quantized non-characteristic area that signal does not fall within its corresponding second preset signals section be present
During domain, although illustrating that the bank note is genuine notes, some regions may be more serious so as to causing the bank note no longer due to the degree of wear
It can circulate, therefore, determine that it is unrecognizable bank note.
Alternatively, after the bank note according to the signal identification, including：
The crown word number and the banknote image for the bank note that transmission identifies are remembered to server according to the crown word number
Record and store the paper money recognition result.
Specifically, after identifying that bank note is recognizable bank note or not recognizable bank note, according to containing the paper money number
Characteristic area determine the crown word number of the bank note, the banknote image and identification of the crown word number of the bank note and the bank note are tied
Fruit is correspondingly stored in server, to record the circulation status of the bank note.In addition, banknote image is stored in server in the lump,
Facilitate user calling banknote image according to crown word number at any time whenever necessary, intuitively find out that the bank note is each according to banknote image
The abrasion condition at individual position.
In the embodiment that the application provides when bank note passes through currency checking module, banknote image is obtained by CCD, to bank note
Image obtains polylith quantization region with by banknote image quantization after being divided；Obtain corresponding to every piece of quantization region
Signal, and bank note is identified according to the signal in every piece of quantization region.This process sets CCD in module for recognizing paper money,
The cost of paper money recognition is reduced, in addition, the banknote image of entire paper coin is obtained by CCD, basis after quantization banknote image
The signal in every piece of quantization region realizes that the identification to bank note can not only identify the true and false of bank note, while can also combine bank note
Image and the diversity factor of the quantization regional signal and standard value identify the degree of wear of bank note different parts.
Embodiment two：
Corresponding to the recognition methods of the bank note described in foregoing embodiments, Fig. 2 shows the bank note that the embodiment of the present application provides
Identifying system structured flowchart, for convenience of description, illustrate only the part related to the embodiment of the present application.
Reference picture 2, the identifying system of the bank note include：Banknote image acquiring unit 21, division unit 22, signal acquisition
Unit 23, recognition unit 24, wherein：
Banknote image acquiring unit 21, for when bank note passes through currency checking module, by charge coupling device, CCD to be obtained
Banknote image；
In the embodiment that the application provides, CCD is set in the currency checking module of financial terminal in advance, wherein, the CCD is
Area array CCD.When there is bank note to pass through currency checking module, banknote image is projected onto what array parallel in currency checking module was formed
On imaging plane, the photosensitive first face battle array in the time for exposure on area array CCD absorbs photogenerated charge, to obtain banknote image, and by its
It is converted into the banknote image represented with pixel value.
Division unit 22, for dividing the banknote image, obtain the quantization area of at least one piece of the banknote image
Domain；
In the embodiment that the application provides, banknote image is divided, is divided into one determined by the quantity of pixel
The region of serial variance, so as to obtain polylith quantization region, also i.e. by banknote image quantization.Carried out to banknote image
During division, different modules can be divided into according to preset rules, forms different quantization regions.Such as can root
The region for being divided into needing emphasis to identify according to situation, and the region of emphasis identification is not required to, or according to identification forge or true or paper money
Shi Changyong method, the module commonly used in identification forge or true or paper money is divided.Certainly, user can also be according to itself to gold
Melt the purposes of terminal and be actually needed setting division rule, do not limit herein.
Alternatively, the division unit 22, including：
First acquisition module, for obtaining the default characteristic area of bank note and non-characteristic area；
Quantization module, for dividing the banknote image according to the characteristic area and non-characteristic area, obtain quantum
The characteristic area of change and quantized non-characteristic area.
Specifically, when being divided to banknote image, characteristic area and non-characteristic area can be divided into, wherein,
When the characteristic area includes printing of currency papers the pattern on the bank note of special process printing is used in order to realize its antiforge function
Or the region where other anti-counterfeiting marks, such as the ramage on bank note, bank note back side ad-hoc location pattern, crown word number region
And banknote denomination digital pattern etc..The non-characteristic area includes the region outside the characteristic area in banknote image.System
The pixel value in each region after plan point, to realize the quantization of banknote image.
Signal acquiring unit 23, for obtaining signal corresponding to every piece of quantization region, and store the signal；
In the embodiment that the application provides, for quantized banknote image, each amount is obtained in the form of column (or row)
The signal in sonization region, and the signal of each column (or often going) is transferred in serial register in a parallel fashion, then by
Serial CCD branch registers are shifted in a manner of serial data stream, and the signal of each column (or often going) is stored,
Obtain the signal in each quantization region.
Alternatively, when carrying out the transfer and storage of each column (or often going) signal, it can first determine that each quantization region
Comprising columns (or line number), then shifted since the first row (or the first row) of the region one end and store signal,
One row (or first row) signal shift and stores after the completion of, shift successively and store in whole quantization region it is all arrange (or
All rows) signal.
Alternatively, the signal acquiring unit 23, including：
Second acquisition module, for the column signal for obtaining every piece of quantized characteristic area and quantized non-characteristic area
The column signal in domain；
First summarizing module, for collecting the column signal of each row in the quantized characteristic area, obtain the quantum
The signal of the characteristic area of change；
Second summarizing module, for collecting the column signal of each row in the quantized non-characteristic area, obtain the amount
The signal of the non-characteristic area of sonization；
Memory module, for storing the signal value of the characteristic area and the signal of the non-characteristic area after amplification.
Specifically, can be according to the characteristic area of the banknote image determined and non-when obtaining the column signal in quantization region
Characteristic area obtains the signal of each column in each region.For example, for the characteristic area of a determination, quantized spy is obtained
The signal of each row in region is levied, and the signal of the row is transferred in serial register in a parallel fashion, then by going here and there
Row CCD branch registers are shifted in a manner of serial data stream to be output on photoreceptor signal output amplifier with by small-signal
Amplify prearranged multiple, store the row amplified signal to predeterminated position, obtain in the same way and store this feature area
The signal of each column in domain.Similarly, the signal of each quantized non-characteristic area is stored.
Recognition unit 24, for the bank note according to the signal identification.
, can be by default quantization when according to the signal identification bank note stored in the embodiment that the application provides
The signal in region is contrasted with corresponding standard value, if the degree that is consistent of the two reaches default degree of conformity, then it is assumed that current paper
Coin is recognizable bank note.In addition, can also be accurate really according to the signal in quantization region and the difference degree of corresponding standard value
Determine the degree of wear of bank note.It is for example, default when judging that the signal in a certain quantization region differs by more than with corresponding standard value
Value, then judge the degree of wear in the region corresponding to bank note than more serious.
Alternatively, the recognition unit 24, including：
First judge module, for judging the signal of the characteristic area whether in its corresponding first preset signals area
In；
Second judge module, for when the signal of the characteristic area is in its corresponding first preset signals section,
Judge the signal of the non-characteristic area whether in the second preset signals section；If it is recognizable to judge the bank note
Bank note.
Specifically, when according to the signal identification bank note of storage, every piece of quantized characteristic area can also be first determined whether
Signal whether in each self-corresponding first preset signals section；Because the characteristic area contains identification forge or true or paper money
Special identifier, therefore, when the signal of every piece of quantized characteristic area is in its corresponding first preset signals section,
It is genuine notes to illustrate the bank note；Then judge the signal of every piece of quantized non-characteristic area whether each self-corresponding second again
In preset signals section, if illustrating that the bank note for recognizable genuine notes, can continue to circulate.
Alternatively, if the quantized non-characteristic area that signal does not fall within its corresponding second preset signals section be present
During domain, although illustrating that the bank note is genuine notes, some regions may be more serious so as to causing the bank note no longer due to the degree of wear
It can circulate, therefore, determine that it is unrecognizable bank note.
Alternatively, the identifying system of the bank note also includes：
Transmitting element, for sending the crown word number of the bank note identified and the banknote image to server, according to
The crown word number records and stores the paper money recognition result.
Specifically, after identifying that bank note is recognizable bank note or not recognizable bank note, according to containing the paper money number
Characteristic area determine the crown word number of the bank note, the banknote image and identification of the crown word number of the bank note and the bank note are tied
Fruit is correspondingly stored in server, to record the circulation status of the bank note.In addition, banknote image is stored in server in the lump,
Facilitate user calling banknote image according to crown word number at any time whenever necessary, intuitively find out that the bank note is each according to banknote image
The abrasion condition at individual position.
In the embodiment that the application provides when bank note passes through currency checking module, banknote image is obtained by CCD, to bank note
Image obtains polylith quantization region with by banknote image quantization after being divided；Obtain corresponding to every piece of quantization region
Signal, and bank note is identified according to the signal in every piece of quantization region.This process sets CCD in module for recognizing paper money,
The cost of paper money recognition is reduced, in addition, the banknote image of entire paper coin is obtained by CCD, basis after quantization banknote image
The signal in every piece of quantization region realizes that the identification to bank note can not only identify the true and false of bank note, while can also combine bank note
Image and the diversity factor of the quantization regional signal and standard value identify the degree of wear of bank note different parts.
It should be understood that the size of the sequence number of each step is not meant to the priority of execution sequence, each process in above-described embodiment
Execution sequence should determine that the implementation process without tackling the embodiment of the present invention forms any limit with its function and internal logic
It is fixed.
Embodiment three：
Fig. 3 is a kind of schematic diagram for financial terminal that the embodiment of the application one provides.As shown in figure 3, the gold of the embodiment
Melting terminal 3 includes：Processor 30, memory 31 and it is stored in the memory 31 and can be transported on the processor 30
Capable computer program 32.The processor 30 realizes the identification side of above-mentioned each bank note when performing the computer program 32
Step in method embodiment, such as the step S11 to S14 shown in Fig. 1.Or the processor 30 performs the computer journey
The function of each module/unit in above-mentioned each device embodiment, such as the function of unit 21 to 24 shown in Fig. 2 are realized during sequence 32.
Exemplary, the computer program 32 can be divided into one or more module/units, it is one or
Multiple module/the units of person are stored in the memory 31, and are performed by the processor 30, to complete the present invention.It is described
One or more module/units can be the series of computation machine programmed instruction section that can complete specific function, and the instruction segment is used
In implementation procedure of the description computer program 32 in the financial terminal 3.For example, the computer program 32 can be with
It is divided into banknote image acquiring unit, division unit, signal acquiring unit, and recognition unit each unit concrete function is such as
Under：
Banknote image acquiring unit, for when bank note passes through currency checking module, by charge coupling device, CCD to obtain paper
Coin image；
Division unit, for dividing the banknote image, obtain the quantization area of at least one piece of the banknote image
Domain；
Signal acquiring unit, for obtaining signal corresponding to every piece of quantization region, and store the signal；
Recognition unit, for the bank note according to the signal identification.
Alternatively, the division unit, including：
First acquisition module, for obtaining the default characteristic area of bank note and non-characteristic area；
Quantization module, for dividing the banknote image according to the characteristic area and non-characteristic area, obtain quantum
The characteristic area of change and quantized non-characteristic area.
Alternatively, the signal acquiring unit, including：
Second acquisition module, for the column signal for obtaining every piece of quantized characteristic area and quantized non-characteristic area
The column signal in domain；
First summarizing module, for collecting the column signal of each row in the quantized characteristic area, obtain the quantum
The signal of the characteristic area of change；
Second summarizing module, for collecting the column signal of each row in the quantized non-characteristic area, obtain the amount
The signal of the non-characteristic area of sonization；
Memory module, for storing the signal value of the characteristic area and the signal of the non-characteristic area after amplification.
Alternatively, the recognition unit, including：
First judge module, for judging the signal of the characteristic area whether in its corresponding first preset signals area
In；
Second judge module, for when the signal of the characteristic area is in its corresponding first preset signals section,
Judge the signal of the non-characteristic area whether in the second preset signals section；If it is recognizable to judge the bank note
Bank note.
Alternatively, the identifying system of the bank note also includes：
Transmitting element, for sending the crown word number of the bank note identified and the banknote image to server, according to
The crown word number records and stores the paper money recognition result.
The financial terminal 3 can be that the calculating such as desktop PC, notebook, palm PC and cloud server are set
It is standby.The financial terminal may include, but be not limited only to, processor 30, memory 31.It will be understood by those skilled in the art that figure
3 be only the example of financial terminal 3, does not form the restriction to financial terminal 3, can be included more more or less than illustrating
Part, either combines some parts or different parts, for example, the financial terminal can also include input-output equipment,
Network access equipment, bus etc..
Alleged processor 30 can be CPU (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), application specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other PLDs, discrete gate or transistor logic device
Part, discrete hardware components etc..General processor can be microprocessor or the processor can also be any conventional processing
Device etc..
The memory 31 can be the internal storage unit of the financial terminal 3, for example, the hard disk of financial terminal 3 or
Internal memory.The memory 31 can also be the External memory equipment of the financial terminal 3, such as be equipped with the financial terminal 3
Plug-in type hard disk, intelligent memory card (Smart Media Card, SMC), secure digital (Secure Digital, SD) card,
Flash card (Flash Card) etc..Further, the memory 31 can also have been deposited both the inside including the financial terminal 3
Storage unit also includes External memory equipment.The memory 31 is used to store the computer program and the financial terminal
Other required programs and data.The memory 31 can be also used for temporarily storing what is exported or will export
Data.
It is apparent to those skilled in the art that for convenience of description and succinctly, only with above-mentioned each work(
Can unit, module division progress for example, in practical application, can be as needed and by above-mentioned function distribution by difference
Functional unit, module complete, i.e., the internal structure of described device is divided into different functional units or module, with complete
All or part of function described above.Each functional unit, module in embodiment can be integrated in a processing unit
In or unit be individually physically present, can also two or more units it is integrated in a unit, on
Stating integrated unit can both be realized in the form of hardware, can also be realized in the form of SFU software functional unit.In addition,
Each functional unit, the specific name of module are not limited to the protection model of the application also only to facilitate mutually distinguish
Enclose.Unit, the specific work process of module, may be referred to the corresponding process in preceding method embodiment in said system,
This is repeated no more.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and is not described in detail or remembers in some embodiment
The part of load, it may refer to the associated description of other embodiments.
Those of ordinary skill in the art are it is to be appreciated that each example described with reference to the embodiments described herein
Unit and algorithm steps, it can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions
Performed actually with hardware or software mode, application-specific and design constraint depending on technical scheme.Professional technique
Personnel can realize described function using distinct methods to each specific application, but this realization should not be recognized
To be beyond the scope of this invention.
In embodiment provided by the present invention, it should be understood that disclosed financial terminal and method, can pass through
Other modes are realized.For example, financial terminal embodiment described above is only schematical, for example, the module or
The division of unit, only a kind of division of logic function, can there are other dividing mode, such as multiple lists when actually realizing
Member or component can combine or be desirably integrated into another system, or some features can be ignored, or not perform.It is another,
Shown or discussed mutual coupling or direct-coupling or communication connection can be by some interfaces, device or list
The INDIRECT COUPLING of member or communication connection, can be electrical, mechanical or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, as unit
The part of display can be or may not be physical location, you can with positioned at a place, or can also be distributed to more
On individual NE.Some or all of unit therein can be selected to realize this embodiment scheme according to the actual needs
Purpose.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, can also be realized in the form of SFU software functional unit.
If the integrated module/unit is realized in the form of SFU software functional unit and is used as independent production marketing
Or in use, it can be stored in a computer read/write memory medium.Based on such understanding, the present invention realizes above-mentioned
All or part of flow in embodiment method, by computer program the hardware of correlation can also be instructed to complete, it is described
Computer program can be stored in a computer-readable recording medium, the computer program, can be real when being executed by processor
The step of existing above-mentioned each embodiment of the method..Wherein, the computer program includes computer program code, the computer
Program code can be source code form, object identification code form, executable file or some intermediate forms etc..The computer
Computer-readable recording medium can include：Any entity or device of the computer program code, recording medium, USB flash disk, shifting can be carried
Dynamic hard disk, magnetic disc, CD, computer storage, read-only storage (ROM, Read-Only Memory), random access memory
Device (RAM, Random Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..Need to illustrate
, content that the computer-readable medium includes can enter according to legislation in jurisdiction and the requirement of patent practice
The appropriate increase and decrease of row, such as in some jurisdictions, according to legislation and patent practice, computer-readable medium do not include be
Electric carrier signal and telecommunication signal.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although with reference to foregoing reality
Example is applied the present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each
Technical scheme described in embodiment is modified, or carries out equivalent substitution to which part technical characteristic；And these are changed
Or replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme, all should
Within protection scope of the present invention.
Claims (10)
1. a kind of recognition methods of bank note, it is characterised in that the recognition methods of the bank note includes：
When bank note passes through currency checking module, by charge coupling device, CCD obtains banknote image；
The banknote image is divided, obtains the quantization region of at least one piece of the banknote image；
Signal corresponding to every piece of quantization region is obtained, and stores the signal；
According to bank note described in the signal identification.
2. the recognition methods of bank note as claimed in claim 1, it is characterised in that the division banknote image, obtain to
The quantization region of few one piece banknote image, including：
Obtain the default characteristic area of bank note and non-characteristic area；
The banknote image is divided according to the characteristic area and non-characteristic area, obtains quantized characteristic area and quantization
Non- characteristic area.
3. the recognition methods of bank note as claimed in claim 2, it is characterised in that corresponding to every piece of quantization region of the acquisition
Signal, and the signal is stored, including：
Obtain the column signal of every piece of quantized characteristic area and the column signal of quantized non-characteristic area；
Collect the column signal of each row in the quantized characteristic area, obtain the signal of the quantized characteristic area；
Collect the column signal of each row in the quantized non-characteristic area, obtain the letter of the quantized non-characteristic area
Number；
The signal of the characteristic area and the signal of the non-characteristic area are stored after amplification.
4. the recognition methods of bank note as claimed in claim 3, it is characterised in that the paper according to the signal identification
Coin, including：
Judge the signal of the characteristic area whether in its corresponding first preset signals section；
When the signal of the characteristic area is in its corresponding first preset signals section, the letter of the non-characteristic area is judged
Number whether in the second preset signals section；
If judging the bank note for recognizable bank note.
5. the recognition methods of bank note as claimed in claim 1, it is characterised in that described according to signal value identification
After bank note, including：
The crown word number and the banknote image for the bank note that transmission identifies are recorded and deposited according to the crown word number to server
Store up the paper money recognition result.
6. a kind of identifying system of bank note, it is characterised in that the identifying system of the bank note includes：
Banknote image acquiring unit, for when bank note passes through currency checking module, by charge coupling device, CCD to obtain bank note figure
Picture；
Division unit, for dividing the banknote image, obtain the quantization region of at least one piece of the banknote image；
Signal acquiring unit, for obtaining signal corresponding to every piece of quantization region, and store the signal；
Recognition unit, for the bank note according to the signal identification.
7. the identifying system of bank note as claimed in claim 6, it is characterised in that the division unit, including：
First acquisition module, for obtaining the default characteristic area of bank note and non-characteristic area；
Quantization module, for dividing the banknote image according to the characteristic area and non-characteristic area, obtain quantized
Characteristic area and quantized non-characteristic area.
8. the identifying system of bank note as claimed in claim 7, it is characterised in that the signal acquiring unit, including：
Second acquisition module, for obtaining the column signal of every piece of quantized characteristic area and the row of quantized non-characteristic area
Signal；
First summarizing module, for collecting the column signal of each row in the quantized characteristic area, it is quantized to obtain this
The signal of characteristic area；
Second summarizing module, for collecting the column signal of each row in the quantized non-characteristic area, obtain the quantization
Non- characteristic area signal；
Memory module, for storing the signal value of the characteristic area and the signal of the non-characteristic area after amplification.
9. a kind of financial terminal, including memory, processor and it is stored in the memory and can be on the processor
The computer program of operation, it is characterised in that realize such as claim 1 to 5 described in the computing device during computer program
The step of any one methods described.
10. a kind of computer-readable recording medium, the computer-readable recording medium storage has computer program, and its feature exists
In when the computer program is executed by processor the step of realization such as any one of claim 1 to 5 methods described.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711048400.XA CN107895424B (en) | 2017-10-31 | 2017-10-31 | Paper money identification method and system and financial terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711048400.XA CN107895424B (en) | 2017-10-31 | 2017-10-31 | Paper money identification method and system and financial terminal |
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| CN107895424A true CN107895424A (en) | 2018-04-10 |
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| CN112509211A (en) * | 2019-08-26 | 2021-03-16 | 深圳怡化电脑股份有限公司 | Banknote detection method and device, banknote detection equipment and readable storage medium |
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| CN107895424B (en) | 2020-11-17 |
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