TWI611375B - Method of judging forgery of coins - Google Patents
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- TWI611375B TWI611375B TW103142538A TW103142538A TWI611375B TW I611375 B TWI611375 B TW I611375B TW 103142538 A TW103142538 A TW 103142538A TW 103142538 A TW103142538 A TW 103142538A TW I611375 B TWI611375 B TW I611375B
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Description
本發明有關一種判斷偽造錢幣的方法，尤指一種利用錢幣上連續變化防偽結構進行真偽判斷的方法。 The invention relates to a method for judging forgery of coins, in particular to a method for authenticity judgment using a continuously changing anti-counterfeiting structure on a coin.
隨著不肖業者製作偽幣的能力增加，每一國家的鑄幣單元無一不針對錢幣的防偽能力進行改良，就如中華民國新型公告第M443241號專利案所公開，該專利案公開了一種具有連續變化防偽結構的錢幣，透過該錢幣於不同視角呈現出不同的防偽圖形，以增加該錢幣的防偽能力。但，上述防偽結構仍然被不肖業者所模仿，而製成一般民眾難以分辨的偽幣。 As the ability of unscrupulous people to make counterfeit coins increases, each country's coinage unit is improved for the anti-counterfeiting ability of the coin, as disclosed in the Republic of China New Bulletin No. M443241, which discloses a continuous The coin that changes the anti-counterfeiting structure, through the coin, presents different anti-counterfeiting patterns from different perspectives to increase the anti-counterfeiting ability of the coin. However, the above-mentioned anti-counterfeiting structure is still imitated by unscrupulous people, and is made into counterfeit coins that are difficult for the general public to distinguish.
然而，現今偽幣檢驗的方法，就如中華民國專利第463137、574673專利案所公開，一般常用的偽幣檢驗方法僅針對該錢幣的單一表面影像進行檢測，並無法對連續變化圖形作辨識分析，導致現今銀行機關或商家並無法對上述具有連續變化防偽結構的錢幣進行真偽檢測，而使不肖業者藉此技術上的缺陷大量複製偽幣，破壞原有的金融秩序。 However, the current method of counterfeit currency inspection is disclosed in the Patent No. 463137 and 574673 patents of the Republic of China. The commonly used counterfeit currency inspection method only detects a single surface image of the coin, and cannot identify and analyze the continuous change pattern. As a result, today's banking institutions or merchants are unable to carry out authenticity detection on the above-mentioned coins with continuously changing anti-counterfeiting structures, and the unscrupulous traders use this technical defect to copy large amounts of counterfeit coins and destroy the original financial order.
本發明的主要目的，在於解決習用偽幣檢驗方法無法針對具連續變化防偽結構的錢幣進行真偽檢測的問題。 The main object of the present invention is to solve the problem that the conventional counterfeit coin inspection method cannot perform authenticity detection for coins having a continuously changing security structure.
為達上述目的，本發明提供一種判斷偽造錢幣的方法，用於判斷一具有一防偽結構的錢幣，該防偽結構包含有至少二於該錢幣滾動過程中產生連續變化且形狀相異的防偽圖形，該方法包含有以下步驟： 步驟一：放置至少一該錢幣於一進幣軌道中，並令該錢幣朝該進幣軌道內的一檢測區域方向滾動；步驟二：利用一影像擷取模組擷取滾動於該檢測區域內每一該錢幣的表面影像，並針對每一該錢幣產生有複數且呈連續的錢幣影像；以及步驟三：利用一預先儲存有該錢幣的一防偽圖形影像的判斷模組，以該防偽圖形影像對每一該錢幣影像進行比對，判斷該些錢幣影像中是否存在有至少二連續變化且形狀相異的防偽圖形，若有則判斷為真幣，否即判斷為偽幣。 In order to achieve the above object, the present invention provides a method for judging a counterfeit coin for judging a coin having an anti-counterfeiting structure, the anti-counterfeiting structure including at least two anti-counterfeiting graphics which are continuously changed and have different shapes during the scrolling process of the coin. The method includes the following steps: Step 1: placing at least one of the coins in a coin track, and causing the coin to roll toward a detection area in the coin track; Step 2: using an image capture module to capture and scroll in the detection area a surface image of each of the coins, and generating a plurality of consecutive coin images for each of the coins; and step 3: using a determination module for pre-storing a security image of the coin, the security graphic image Comparing each of the coin images, determining whether there are at least two consecutively changing and differently shaped security images in the coin images, and if so, determining that the coins are genuine coins, or determining the counterfeit currency.
於一實施例中，該步驟一更包含有一利用一輪盤排列每一該錢幣以令每一該錢幣依序朝該檢測區域方向滾動的子步驟。 In an embodiment, the step 1 further includes a sub-step of arranging each of the coins by a wheel to cause each of the coins to sequentially scroll toward the detection area.
於一實施例中，該步驟二更包含有一利用一材質檢測模組檢知滾動於該檢測區域內每一該錢幣材質，而產生有一受檢錢幣材質資料的子步驟。 In an embodiment, the step 2 further includes a sub-step of detecting, by using a material detecting module, each material of the coin in the detection area to generate a material material of the tested coin.
於一實施例中，該步驟三更包含有一利用預先儲存於該判斷模組內的一材質資料，比對每一該受檢錢幣材質資料與該材質資料的異同，並於判斷為否時判斷為偽幣的子步驟。 In an embodiment, the step 3 further includes: using a material data pre-stored in the determining module, comparing the similarities and differences between each of the tested material materials and the material data, and determining whether the determination is negative or not Substeps for counterfeit coins.
於一實施例中，該步驟二對每一該錢幣的擷取時間為該錢幣於該進幣軌道至少滾動一圓周半的時間。 In an embodiment, the step 2 of each of the coins is a time when the coin rolls at least one and a half times on the coin track.
於一實施例中，該步驟三更包含有一利用一限制件限制偽幣與真幣進入相異集幣區域的子步驟。 In an embodiment, the step 3 further includes a sub-step of restricting the counterfeit currency and the real coin into the dissimilar coin collecting area by using a limiting component.
於一實施例中，該限制件受一與該判斷模組電性連接的電磁閥所控制。 In an embodiment, the limiting member is controlled by a solenoid valve electrically connected to the determining module.
於一實施例中，該進幣軌道的末端設有二分岐設置並以連接相異集幣區域分類收集真幣與偽幣的集幣軌道。 In an embodiment, the end of the coin-operating track is provided with a two-division setting and collects the coin-collecting orbit of the real coin and the counter-coin in a sorted manner.
於一實施例中，其中，該影像擷取模組包含有二對應設置於該進幣軌道的該檢測區域兩側的攝像單元。 In an embodiment, the image capturing module includes two image capturing units corresponding to two sides of the detecting area of the money feeding track.
於一實施例中，該判斷模組是以視覺影像偵測技術實施。 In an embodiment, the determining module is implemented by a visual image detecting technology.
透過本發明上述實施方法，相較於習用具有以下特點：1.本發明利用該影像擷取模組擷取滾動於該進幣軌道中每一該錢幣的表面影像，再以預先儲存於該判斷模組中的防偽圖形影像進行比對，判斷該錢幣的真偽，藉此，達到對具有連續變化防偽結構進行真偽檢驗的目的。 Through the above implementation method of the present invention, the image has the following features: 1. The image capture module captures the surface image of each coin in the money track, and then pre-stores the judgment. The anti-counterfeit graphic images in the module are compared to determine the authenticity of the coin, thereby achieving the purpose of authenticity verification for the continuously changing anti-counterfeiting structure.
1‧‧‧錢幣 1‧‧‧ coins
11、12‧‧‧防偽圖形 11, 12‧‧‧ security graphics
2‧‧‧驗幣裝置 2‧‧‧Checking device
21‧‧‧進幣軌道 21‧‧‧ Money track
211‧‧‧檢測區域 211‧‧‧Detection area
212‧‧‧限制件 212‧‧‧Restrictions
22‧‧‧影像擷取模組 22‧‧‧Image capture module
221‧‧‧錢幣影像 221‧‧‧ coin image
23‧‧‧判斷模組 23‧‧‧Judgement module
24‧‧‧材質檢測模組 24‧‧‧Material detection module
241‧‧‧受檢錢幣材質資料 241‧‧‧Checked coin material information
25、26‧‧‧集幣軌道 25, 26‧‧‧ coin track
27、28‧‧‧集幣區域 27, 28‧‧‧ coin collection area
29‧‧‧輪盤 29‧‧‧ Roulette
30、301、31、311、32、321、322‧‧‧步驟 30, 301, 31, 311, 32, 321, 322‧ ‧ steps
圖1，錢幣的防偽圖形示意圖(一)。 Figure 1. Schematic diagram of the anti-counterfeiting graphics of coins (1).
圖2，錢幣的防偽圖形示意圖(二)。 Figure 2, a schematic diagram of the anti-counterfeiting graphics of coins (2).
圖3，本發明驗幣裝置一實施例的結構示意圖。 Fig. 3 is a schematic view showing the structure of an embodiment of the coin detecting device of the present invention.
圖4，本發明驗幣裝置一實施例的單元組成示意圖。 Fig. 4 is a schematic view showing the unit composition of an embodiment of the coin detector of the present invention.
圖5，本發明一實施例的方法流程圖。 Figure 5 is a flow chart of a method in accordance with an embodiment of the present invention.
圖6，本發明另一實施例的方法流程圖。 Figure 6 is a flow chart of a method in accordance with another embodiment of the present invention.
圖7-1至圖7-4，為本發明一實施例的實施連續示意圖(一)至(四)。 7-1 to 7-4 illustrate successive schematic diagrams (1) to (4) of an embodiment of the present invention.
有關本發明詳細說明及技術內容，現就配合圖式說明如下： 本發明判斷偽造錢幣的方法，主要用於判斷具有一防偽結構的錢幣1，進一步地，該錢幣1上的該防偽結構包含有至少二於該錢幣1滾動過程中產生連續變化且形狀相異的防偽圖形11、12，也就是說，當該錢幣1在滾動的過程中，該防偽結構上的每一該防偽圖形11、12會隨著該錢幣1的滾動而輪流顯現於該錢幣1的表面，而該防偽圖形11、12可如圖1及圖2所示。請參閱圖3以及圖4，本發明方法於實施過程中需搭配一驗幣裝置2實施，該驗幣裝置2具有一進幣軌道21、一對應該進幣軌道21設置的影像擷取模組22以及一電性連接該影像擷取模組22的判斷模組23。更具體說明，本發明該進幣軌道21得設計成一斜向軌道，以令受檢測的該錢幣1可以順利地滑動其中，該進幣軌道21對應該影像擷取模組22的位置定義為一檢測區域211，而該檢測區域211則可以設置於該進幣軌道21的相對低點位置，或是該進幣軌道21由相對高點位置變化至相對低點位置之間的中點位置。再者，該檢測區域211的範圍可進一步由該影像擷取模組22的攝像廣角大小決定。當該影像擷取模組22的攝像廣角較為廣角時，該檢測區域211的範圍即較大，反之，則較小。於一實施例中，本發明該檢測區域211範圍至少為該錢幣1滾動一圈半的長度距離。又，本發明該影像擷取模組22對應該進幣軌道21的該檢測區域211設置，該影像擷取模組22受觸發啟動後連續擷取該檢測區域211的影像，因此，當受檢測的該錢幣1滾動經過該檢測區域211時，該錢幣1於滾動過程中的表面影像會被該影像擷取模組22所拍攝，而產生了複數且呈連續的錢幣影像221。此外，為了確實地擷取滾動中該錢幣1的表面影像，本發明該影像擷取模組22可以為一高速攝像模組，又或者是調整該進幣軌道21的傾斜角度以改變該錢幣1的滾動速度。又，於一實施例中，該影像擷取模組22更可包含有二對應設置於該進幣軌道21的該檢測區域211兩側的 攝像單元(本圖未示)，藉此以同時擷取滾入該檢測區域211內該錢幣1的兩側表面影像。又，本發明該判斷模組23電性連接該影像擷取模組22，該判斷模組23是以視覺影像偵測技術實施，其可以透過預先燒錄或儲存的方式，儲存有該錢幣1的一防偽圖形影像。進一步地，該防偽圖形影像為該錢幣1的二該防偽圖形11、12。當該影像擷取模組22擷取該錢幣1的表面影像而輸出該些錢幣影像221時，該判斷模組23接受該些錢幣影像221而以預設於該判斷模組23之中的該防偽圖形影像比較該些錢幣影像221。 The detailed description and technical contents of the present invention will now be described as follows: The method for determining the forged coin is mainly used for judging the coin 1 having a security structure, and further, the security structure on the coin 1 includes at least two consecutive changes in the scrolling process and the shape is different. The security pattern 11, 12, that is, each of the security patterns 11, 12 on the security structure alternately appears on the surface of the coin 1 as the coin 1 rolls during the scrolling process. The anti-counterfeiting patterns 11, 12 can be as shown in FIGS. 1 and 2. Referring to FIG. 3 and FIG. 4 , the method of the present invention is implemented in the implementation process with a coin checking device 2 having a coin feeding track 21 and a pair of image capturing modules disposed on the coin track 21 . 22 and a judging module 23 electrically connected to the image capturing module 22. More specifically, the coin track 21 of the present invention is designed as an oblique track so that the detected coin 1 can be smoothly slid therein, and the position of the coin track 21 corresponding to the image capturing module 22 is defined as one. The detection area 211 can be disposed at a relatively low position of the coin feeding track 21 or the mid-point position between the relatively high point position and the relatively low point position. Furthermore, the range of the detection area 211 can be further determined by the imaging wide angle of the image capturing module 22 . When the imaging wide angle of the image capturing module 22 is wider, the range of the detection area 211 is larger, and vice versa. In an embodiment, the detection area 211 of the present invention has a range of at least a length of one turn of the coin 1 by one and a half. In addition, the image capture module 22 of the present invention is disposed in the detection area 211 of the input track 21, and the image capture module 22 continuously captures the image of the detection area 211 after being triggered, and thus, when detected When the coin 1 rolls over the detection area 211, the surface image of the coin 1 during the scrolling process is captured by the image capturing module 22, and a plurality of consecutive coin images 221 are generated. In addition, in order to surely capture the surface image of the coin 1 in the scrolling, the image capturing module 22 of the present invention may be a high speed camera module, or adjust the tilt angle of the coin track 21 to change the coin 1 The scrolling speed. In addition, in an embodiment, the image capturing module 22 further includes two correspondingly disposed on both sides of the detecting area 211 of the money feeding track 21 The image capturing unit (not shown in the figure) is used to simultaneously capture both side surface images of the coin 1 that are rolled into the detection area 211. Moreover, the determining module 23 of the present invention is electrically connected to the image capturing module 22, and the determining module 23 is implemented by a visual image detecting technology, which can store the coin 1 by means of pre-burning or storing. A security graphic image. Further, the security graphic image is the two security graphics 11 and 12 of the coin 1. When the image capturing module 22 captures the surface image of the coin 1 and outputs the coin image 221, the determining module 23 accepts the coin images 221 to be preset in the determining module 23 The security graphic images compare the coin images 221 .
承上所述，並請搭配參閱圖5，於一實施例中，本發明該方法於實施過程中，包含以下步驟：a)步驟一30：放置至少一該錢幣1於該進幣軌道21中，並令該錢幣1朝該進幣軌道21內的該檢測區域211方向滾動；b)步驟二31：利用該影像擷取模組22擷取滾動於該檢測區域211內每一該錢幣1的表面影像，並針對每一該錢幣1產生有複數且呈連續的錢幣影像221；c)步驟三32：利用預先儲存有該錢幣1的該防偽圖形影像的判斷模組23，以該防偽圖形影像對每一該錢幣影像221進行比對，判斷該些錢幣影像221是否存在有至少二連續變化且形狀相異的防偽圖形，若有則判斷為真幣，否即判斷為偽幣。 With reference to FIG. 5, in an embodiment, the method of the present invention includes the following steps in the implementation process: a) Step one 30: placing at least one coin 1 in the coin track 21 And causing the coin 1 to scroll toward the detection area 211 in the money track 21; b) Step 2: using the image capturing module 22 to capture each of the coins 1 in the detection area 211 a surface image, and a plurality of consecutive coin images 221 for each of the coins 1; c) Step 3: Using the determination module 23 of the security image image in which the coin 1 is pre-stored, the security graphic image is used Each of the coin images 221 is compared, and it is determined whether the coin images 221 have at least two security features having different shapes and different shapes, and if any, it is determined to be genuine coins, or it is determined as a counterfeit currency.
更進一步說明，並請參閱圖7-1至圖7-4，本發明方法於實施的初始，檢驗人員需先將至少一該錢幣1置入前述所稱該驗幣裝置2之中，並啟動該驗幣裝置2，當每一該錢幣1置入該進幣軌道21後，受該進幣軌道21的傾置而依序朝該檢測區域211方向滾動。此時，該影像擷取模組22擷取滾入該檢測區域211內的每一該錢幣1的表面影像，並針對每一該前幣1生成複數且呈連續的錢幣影像221，同一時間，該影像擷取模組22更將該些錢幣影像221 輸出至該判斷模組23，而該判斷模組23於接受到每一該錢幣1的該些錢幣影像221後，利用預先儲存的該防偽圖形影像，對每一該錢幣影像221進行影像的分析比對，比對該錢幣1的該些錢幣影像221中，是否存在有與該防偽圖形影像相同者，也就是說，該判斷模組23判斷該錢幣1在進入該檢測區域211的滾動過程中，是否出現了連續變化且形狀相異的防偽圖形11、12，若經比對，確認該錢幣1於進入該檢測區域211的滾動過程中，出現了該防偽圖形11、12，即推定該錢幣1為真幣，若否則推定為偽幣。 For further explanation, and referring to FIG. 7-1 to FIG. 7-4, in the initial implementation of the method of the present invention, the inspector needs to first insert at least one of the coins 1 into the aforementioned coin detecting device 2 and start up. The coin detector 2, when each of the coins 1 is placed in the coin track 21, is sequentially rolled toward the detection area 211 by the tilting of the money track 21. At this time, the image capturing module 22 captures a surface image of each of the coins 1 that is rolled into the detection area 211, and generates a plurality of consecutive coin images 221 for each of the preceding coins 1 at the same time. The image capturing module 22 further displays the coin images 221 The image is analyzed by the judging module 23, and the judging module 23 receives the image of the coin 221 of each coin 1 and analyzes the image of each of the coin images 221 by using the pre-stored anti-counterfeit graphic image. In comparison, in the coin images 221 of the coin 1, whether there is the same as the security graphic image, that is, the determination module 23 determines that the coin 1 is in the process of scrolling into the detection area 211. Whether or not the anti-counterfeit patterns 11 and 12 having continuous changes and different shapes are present. If the coin 1 is confirmed to be in the rolling process of entering the detection area 211, the security pattern 11 and 12 are generated, that is, the coin is estimated. 1 is a real coin, otherwise it is presumed to be a counterfeit currency.
承上，復請參閱圖3以及圖4，於一實施例中，本發明除利用影像辨識的方式對該錢幣1進行分析之外，亦可搭配材質檢測的方式對該錢幣1進行真偽的檢測。更具體說明，本發明所檢驗的該錢幣1材質可以是由銅、鎳、鋁依比例鑄造而成，而該驗幣裝置2更可包含一對應該進幣軌道21設置的材質檢測模組24，該材質檢測模組24受啟動後對滾動於該進幣軌道21中的該錢幣1進行檢測，並產生有一受檢錢幣材質資料241。另一方面，該判斷模組23更預先儲存有一材質資料，而令該判斷模組23得可以該材質資料比對該受檢錢幣材質資料241確認該錢幣1的真偽。復請參閱圖6，因此，該步驟二31更可包含有一利用該材質檢測模組24檢知滾動於該檢測區域211內每一該錢幣1材質，而產生有該受檢錢幣材質資料241的子步驟311。而該步驟三32則包含有一利用預先儲存於該判斷模組23內的該材質資料，比對每一該受檢錢幣材質資料與該材質資料的異同，並於判斷為否時判斷為偽幣的子步驟321。 Referring to FIG. 3 and FIG. 4, in an embodiment, in addition to analyzing the coin 1 by means of image recognition, the invention can also be authenticated with the material detection method. Detection. More specifically, the coin 1 material tested by the present invention may be cast from copper, nickel, and aluminum, and the coin detector 2 may further include a pair of material detecting modules 24 that should be disposed on the coin track 21 . After the material detecting module 24 is activated, the coin 1 scrolled in the coin feeding track 21 is detected, and a checked coin material data 241 is generated. On the other hand, the judging module 23 further stores a material data in advance, and causes the judging module 23 to confirm the authenticity of the coin 1 with respect to the tested coin material data 241. Please refer to FIG. 6 . Therefore, the step 2 31 may further include: using the material detecting module 24 to detect each of the coins 1 material scrolled in the detecting area 211, and generating the tested coin material data 241. Sub-step 311. The step 3 32 includes using the material data pre-stored in the determining module 23 to compare the similarities and differences between the material materials of the tested coins and the material data, and determining the counterfeit currency when the judgment is negative. Sub-step 321 .
承上所述，為了讓該錢幣1可以更確實地依序滾進入該進幣軌道21，於一實施例中，該驗幣裝置2更可以包含一設置於該進幣軌道21前端的一輪盤29，該輪盤29上設置有凸出結構，以於轉動過程中利用該凸出結構 分別帶動其中一該錢幣1滾入該進幣軌道21。再者，該輪盤29可以是由一步進馬達帶動而產生作動。據此，本發明方法可於該步驟一30之中更包含一利用該輪盤29排列每一該錢幣1以令每一該錢幣1依序朝該檢測區域211方向滾動的子步驟301。又，本發明該步驟二31對每一該錢幣1的擷取時間更可以為該錢幣1於該進幣軌道21至少滾動一圓周半的時間，如此一來，該影像擷取模組22便可以完整地擷取每一該錢幣1滾動一圓周的表面影像，以避免誤判的情事發生。又，請參閱圖3以及圖7-3至圖7-4，於一實施例中，本發明該進幣軌道21的末端更可以設有二分岐設置的集幣軌道25、26，每一該集幣軌道25、26分別連接相異的集幣區域27、28，以分類收集真幣以及偽幣。再者，該進幣軌道21上更可以設置有一限制件212，以於每一該錢幣1檢測後導引該錢幣1進入相對應的其中一該集幣軌道25、26，而該限制件212可以受一與該判斷模組23電性連接的電磁閥(本圖未示)所控制。因此，本發明方法於一實施例中，該步驟三32更可以包含有一利用該限制件212限制偽幣與真幣進入相異集幣區域27、28的子步驟322。 As described above, in order to allow the coin 1 to be more accurately rolled into the coin track 21, in an embodiment, the money detector 2 may further include a wheel disposed at the front end of the coin track 21. 29, the wheel 29 is provided with a protruding structure for utilizing the protruding structure during the rotation One of the coins 1 is driven to roll into the coin track 21, respectively. Moreover, the wheel 29 can be actuated by a stepping motor. Accordingly, the method of the present invention further includes a sub-step 301 of arranging each of the coins 1 by the wheel 29 to cause each of the coins 1 to sequentially scroll toward the detection area 211. Moreover, the stepping time 31 of the present invention for the coin 1 can be more than one time for the coin 1 to roll at least one and a half times on the coin track 21, so that the image capturing module 22 It is possible to completely capture the surface image of each coin 1 rolling one circumference to avoid the occurrence of misjudgment. In addition, referring to FIG. 3 and FIG. 7-3 to FIG. 7-4, in an embodiment, the end of the coin-traveling track 21 of the present invention may further be provided with two bins of coin collecting tracks 25, 26, each of which The coin collecting tracks 25, 26 are respectively connected to the different coin collecting areas 27, 28 to collect the genuine coins and the counterfeit coins. Furthermore, the coin-increasing track 21 can be further provided with a limiting member 212 for guiding the coin 1 into one of the corresponding collecting tracks 25, 26 after the detection of the coin 1 and the limiting member 212. It can be controlled by a solenoid valve (not shown) electrically connected to the determining module 23. Therefore, in an embodiment of the present invention, the step three 32 may further include a sub-step 322 of restricting the counterfeit currency and the real coin into the dissimilar coin collecting area 27, 28 by using the limiting member 212.
承上所述，本發明判斷偽造錢幣的方法，用於判斷一具有連續變化防偽圖形的錢幣的真偽，該方法首先將該錢幣放置於一進幣軌道中，並朝一檢測區域方向滾動，再利用一影像擷取模組滾動於該檢測區域內每一該錢幣的表面影像，並針對每一該錢幣產生有複數且呈連續的錢幣影像。此後，利用一預先儲存有該錢幣的一防偽圖形影像的判斷模組，以該防偽圖形影像對每一該錢幣影像進行比對，判斷該些錢幣影像中是否存在有至少二連續變化且形狀相異的防偽圖形，若有則判斷為真幣，否即判斷為偽幣。藉此，以解決習用偽幣檢驗方法無法針對具連續變化防偽結構的錢幣進行真偽檢測的問題。 According to the above description, the method for determining a forged coin is used for judging the authenticity of a coin having a continuously changing security pattern. The method first places the coin in a coin track and rolls toward a detection area, and then An image capture module is used to scroll the surface image of each coin in the detection area, and a plurality of consecutive coin images are generated for each of the coins. Thereafter, using a judging module that pre-stores a security image of the coin, the anti-counterfeit graphic image is compared with each of the coin images, and it is determined whether there are at least two consecutive changes in the coin images and the shape is Different anti-counterfeiting graphics, if any, judged to be genuine coins, otherwise it is judged as counterfeit. Thereby, the problem of authenticity detection for coins having a continuously changing anti-counterfeiting structure cannot be solved by solving the conventional counterfeit coin inspection method.
30、31、32‧‧‧步驟 30, 31, 32 ‧ ‧ steps
Claims (9)
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| TW103142538A TWI611375B (en) | 2014-12-08 | 2014-12-08 | Method of judging forgery of coins |
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| CN104123779A (en) * | 2013-08-31 | 2014-10-29 | 中钞长城金融设备控股有限公司 | Coin concealed pattern detecting method and detecting device thereof |
| CN104167042A (en) * | 2013-05-17 | 2014-11-26 | 旭精工株式会社 | Disc image obtaining device and disc screening device |
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| JPH0935112A (en) * | 1995-07-14 | 1997-02-07 | Omron Corp | Coin reader and coin pattern reader |
| TW574673B (en) * | 2001-10-02 | 2004-02-01 | Hidetoshi Takebayashi | Coin discriminating device and coin discriminating method |
| TW564376B (en) * | 2002-07-05 | 2003-12-01 | Sunplus Technology Co Ltd | Currency recognition device and the method thereof |
| TW201005682A (en) * | 2008-07-25 | 2010-02-01 | Int Currency Tech | Image type coin sorter apparatus |
| CN104167042A (en) * | 2013-05-17 | 2014-11-26 | 旭精工株式会社 | Disc image obtaining device and disc screening device |
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