WO2018212246A1 - 検査システム及び遊技用代用貨幣 - Google Patents
検査システム及び遊技用代用貨幣 Download PDFInfo
- Publication number
- WO2018212246A1 WO2018212246A1 PCT/JP2018/018965 JP2018018965W WO2018212246A1 WO 2018212246 A1 WO2018212246 A1 WO 2018212246A1 JP 2018018965 W JP2018018965 W JP 2018018965W WO 2018212246 A1 WO2018212246 A1 WO 2018212246A1
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- WO
- WIPO (PCT)
- Prior art keywords
- game substitute
- substitute money
- unique
- money
- game
- Prior art date
Links
- 238000007689 inspection Methods 0.000 claims description 78
- 238000004519 manufacturing process Methods 0.000 claims description 55
- 230000001678 irradiating effect Effects 0.000 claims description 22
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- 238000005520 cutting process Methods 0.000 claims description 2
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- 238000010586 diagram Methods 0.000 description 11
- 238000004080 punching Methods 0.000 description 11
- 230000004048 modification Effects 0.000 description 8
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- 238000003854 Surface Print Methods 0.000 description 5
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- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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- 239000002966 varnish Substances 0.000 description 1
Images
Classifications
-
- 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
- G07D7/06—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 using wave or particle radiation
- G07D7/12—Visible light, infrared or ultraviolet radiation
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
- G07F17/32—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for games, toys, sports, or amusements
- G07F17/3202—Hardware aspects of a gaming system, e.g. components, construction, architecture thereof
- G07F17/3216—Construction aspects of a gaming system, e.g. housing, seats, ergonomic aspects
- G07F17/322—Casino tables, e.g. tables having integrated screens, chip detection means
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F11/00—Game accessories of general use, e.g. score counters, boxes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/04—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the shape
- G06K19/041—Constructional details
- G06K19/047—Constructional details the record carrier being shaped as a coin or a gambling token
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D5/00—Testing specially adapted to determine the identity or genuineness of coins, e.g. for segregating coins which are unacceptable or alien to a currency
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
- G07F17/32—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for games, toys, sports, or amusements
- G07F17/3241—Security aspects of a gaming system, e.g. detecting cheating, device integrity, surveillance
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
- G07F17/32—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for games, toys, sports, or amusements
- G07F17/3244—Payment aspects of a gaming system, e.g. payment schemes, setting payout ratio, bonus or consolation prizes
- G07F17/3248—Payment aspects of a gaming system, e.g. payment schemes, setting payout ratio, bonus or consolation prizes involving non-monetary media of fixed value, e.g. casino chips of fixed value
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F2250/00—Miscellaneous game characteristics
- A63F2250/13—Miscellaneous game characteristics using coins or paper money as play elements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Definitions
- the present invention relates to a game substitute currency inspection system and a game substitute currency used in a table game.
- the present invention provides a novel game substitute currency capable of determining authenticity based on an image obtained by photographing, and an inspection system for inspecting the same.
- One aspect of the present invention is a gaming substitute currency inspection system using a gaming table, which uses a camera to record the type and authenticity of gaming substitute currency, and uses the recording result of the recording device And an inspection device for determining the authenticity of the game substitute money, wherein the game substitute money is provided with a unique ID that can be individually identified in appearance.
- the unique ID attached to the game substitute currency is read using a camera, and the authenticity of the game substitute currency to be inspected can be determined by the read unique ID.
- the unique ID is: Irradiation of a laser beam to an ID mark area composed of UV ink or infrared absorbing material partially alters the UV ink or infrared absorbing material constituting the ID mark area. It is a configuration that is formed separately identifiable unique ID for each separately identifiable unique ID or specific group ID mark region by not or removed.
- the ID code may be associated with any one of the machine used for manufacturing, the manufacturing order, the manufacturing time, and the manufacturing information by a database.
- the game substitute money may further include an RFID or an ID code separately from a uniquely identifiable ID provided on the outside, and the inspection device is provided on the outer layer.
- the inspection device may be configured to determine the authenticity of the game substitute money using a normal camera and an infrared camera or a UV camera.
- the unique ID of the game substitute money may be a character or a mark code.
- the unique ID of the game substitute money may be transparent.
- This configuration can give a unique ID and improve security without degrading the design of gaming substitute money.
- the game substitute money according to one aspect of the present invention is provided with a unique ID that can be individually identified on the outside.
- the unique ID is read using a camera, and the game substitute money is based on the read unique ID.
- the unique ID can be determined by irradiating a laser beam to an ID mark area made of UV ink or an infrared absorbing material to form the ID mark area.
- a unique ID that can be individually identified in the ID mark region or a unique ID that can be individually identified for each specific group is formed by partially altering or removing the material.
- the ID code may be associated with one of a machine used for manufacturing, a manufacturing order, manufacturing time, and manufacturing information by a database.
- the gaming substitute currency may further include an RFID or ID code separately from the individually identifiable unique ID provided on the outside, and the unique ID provided on the outside and the gaming substitute currency.
- an RFID or ID code separately from the individually identifiable unique ID provided on the outside, and the unique ID provided on the outside and the gaming substitute currency.
- the unique ID of the game substitute money may be a character or mark code.
- the unique ID of the game substitute money may be transparent.
- This configuration can give a unique ID and improve security without degrading the design of gaming substitute money.
- Still another aspect of the present invention is an inspection system for inspecting game substitute money, wherein a laser beam is partially irradiated to an ID mark region where ink has been entirely applied, and the partial Based on a game substitute currency to which code information is given by being altered or removed, a camera for photographing the game substitute currency, and reading the code information based on an image photographed by the camera, the game And an inspection device for determining the authenticity of the substitute money.
- the ink applied to the entire surface of the ID mark area may be invisible ink, and further includes a lamp that irradiates the game substitute money with a light beam for visualizing the invisible ink.
- the inspection apparatus may read the code information visualized by the irradiation of the light beam.
- This configuration allows the ID mark area to be invisible under visible light, so that code information can be given and the security can be improved without affecting the design of gaming substitute money.
- Still another aspect of the present invention is a gaming token, comprising at least a display surface for displaying a value, and an ID mark region provided on the display surface and coated with ink entirely,
- the first mark information is provided by partially irradiating the ID mark region with laser light to alter or remove the partial laser beam.
- code information can be given by laser light irradiation.
- the ink applied to the entire ID mark region may be UV ink that emits light when irradiated with ultraviolet light, and the portion irradiated with the laser light is irradiated with ultraviolet light. However, it may be altered or removed so as not to emit light.
- the first code information can be visualized by irradiating the ID mark region with ultraviolet rays.
- the ink applied to the entire ID mark region may be an ink made of an infrared absorbing material that absorbs infrared rays, and the portion irradiated with the laser light does not absorb infrared rays. May be altered or removed.
- the first code information can be visualized by irradiating the ID mark area with infrared rays.
- the game substitute money may be manufactured by being cut out from a substitute money original plate, the second code information by the ink may be given, and the first code information is The information may uniquely identify a substitute money original plate, and the second code information may be information indicating a position in the substitute money original plate.
- the first code information and the second code information can constitute information that uniquely identifies the game substitute currency.
- FIG. 1 is a side sectional view of a game substitute money according to an embodiment of the present invention.
- FIG. 2 is a plan view of the game substitute money according to the embodiment of the present invention.
- FIG. 3 is a perspective view showing a state in which a plurality of gaming substitute coins are stacked according to the embodiment of the present invention.
- FIG. 4 is an enlarged view showing the invisible ink region in the embodiment of the present invention.
- FIG. 5 is a diagram showing a substitute money plate in the embodiment of the present invention.
- FIG. 6 is a flowchart showing a manufacturing process of game substitute money in the embodiment of the present invention.
- FIG. 7 is a plan view of a sheet member serving as a print layer in the embodiment of the present invention.
- FIG. 8 is a side view of the sheet member coated with the protective film in the embodiment of the present invention.
- FIG. 9 is a diagram for explaining the stacking order of the sheet members in the embodiment of the present invention.
- FIG. 10 is a flowchart showing a manufacturing process of a substitute game money for game according to the embodiment of the present invention.
- FIG. 11 is a side sectional view of a game substitute coin according to a modification of the embodiment of the present invention.
- FIG. 12 is a diagram showing a configuration for inspecting gaming substitute money placed on the gaming table in the embodiment of the present invention.
- FIG. 13 is a block diagram showing the configuration of the inspection system according to the embodiment of the present invention.
- FIG. 14 is a side cross-sectional view of the game substitute money 1 according to a modification of the embodiment of the present invention.
- FIG. 15 is a diagram showing a configuration for inspecting gaming substitute coins collected for inspection according to a modification of the embodiment of the present invention.
- FIG. 16 is a block diagram of an inspection system according to a modification of the embodiment of the present invention.
- the inspection system is a system for inspecting game substitute money used in a table game using a game table.
- FIG. 1 is a side cross-sectional view of gaming substitute coins
- FIG. 2 is a plan view of gaming substitute coins
- FIG. 3 is a perspective view of a state in which a plurality of gaming substitute coins are stacked.
- the game substitute money 1 has a multilayer disk shape formed by punching the substitute money original plate into a circular shape after thermo-compressing a plurality of plastic sheet members into a substitute money original plate.
- 50 circular coins 1 are manufactured by cutting out 50 circular shapes from a single substitute money original plate.
- the gaming money 1 further includes a three-layer structure in which both sides of a colored layer (designated color layer) 11 colored with a designated color are sandwiched by thin color layers (common color layers) 12 are printed layers. 14 has a five-layer structure sandwiched between them. A transparent protective film 15 such as a varnish is formed on the surface of the printing layer 14, and when this protective film 15 is also counted as one layer, the game substitute has a seven-layer structure. Further, an RF tag 13 is sandwiched between the colored layer 11 and the light color layer 12, and the game substitute money 1 includes the RF tag 13.
- the light-colored sheet member constituting the light-colored layer 12 sandwiches both sides of the colored sheet member constituting the colored layer 11, and at this time, the light-colored sheet member 1 is thinned so as to be the center of the place where the gaming substitute money 1 is punched
- a substitute money plate 10 is configured.
- a stripe substitute consisting of a colored layer 11 and two light-colored layers 12 sandwiching it is formed on the side surface, and a game substitute currency having a built-in RF tag 13 in the center. 1 is obtained.
- the color (designated color) of the colored layer 11 differs depending on the type. That is, the designated color represents the type of game substitute money 1, and for example, 10 points, 20 points, 100 points, and 1000 points are represented in red, green, yellow, and blue, respectively.
- the game substitute money 1 has a structure in which a colored layer 11 is provided in the middle and the both sides thereof are sandwiched between light-colored layers 12, so that when a plurality of game substitute coins 1 are stacked as shown in FIG.
- the colored layers 11 are separated in the stacking direction of the layers, and the number and type (value) of the game substitute money 1 can be detected by the color of the colored layer 11 that can be observed from the side surface.
- the light color layer 12 should just be a lighter color than the colored layer 11, and may be white.
- the color of the colored layer 11 is different for each type of game substitute money 1, whereas the color of the light-colored layer 12 is common to all types.
- the surface of the printing layer 14 on both sides of the game substitute money 1 has a display surface 120 printed with at least a number indicating value.
- characters “100” indicating the value of 100 points are printed and displayed on the display surface 120.
- the display surface 120 is further provided with code information for inspecting authenticity at a predetermined position.
- the code information is printed on the display surface 120 with transparent invisible ink that cannot be observed under visible light.
- the code information includes first code information given to the ID mark area 121 filled with invisible ink and second code information given to the outside of the ID mark area 121.
- the second code information may be given in the ID mark area 121.
- the first code information expresses information by the presence / absence of the mark 122 at 10 predetermined positions (20 predetermined positions in total) arranged in two rows on the circumference. (Power) type information can be expressed.
- FIG. 4 is an enlarged view showing the ID mark area 121.
- the ID mark area 121 is coated with UV ink which is invisible ink, and the mark 122 is formed by irradiating the UV ink with laser light.
- the UV ink emits fluorescence when irradiated with ultraviolet rays.
- the UV ink is denatured at the portion of the mark 122 irradiated with the laser light, and does not emit light even when irradiated with ultraviolet rays. Therefore, by irradiating the entire ID mark region 121 with ultraviolet rays, the portion that does not emit light from the ID mark region 121 becomes the mark 122 and can be observed in appearance.
- an L-shaped mark 124 that functions as a reference mark is displayed in the ID mark area 121.
- the ID mark area 121 is provided with a unique ID that can be individually identified in appearance as the first code information. This ID can identify the substitute money original board 10 at the time of manufacturing the game money 1 individually.
- the IDs of the ID mark areas 121 in a plurality (50 in the present embodiment) of game substitute coins 1 obtained from the same substitute coin base plate 10 are the same.
- the ID represented by the first code information in the ID mark area 121 is a unique ID that can individually identify the game substitute money 1 for each group.
- the ID mark area 121 is an area to which a unique ID is given by the mark 122.
- the ID indicating the first code information is associated with information on any of the machines, the order of manufacture, the production time, the production information, or a combination thereof used for the production of the substitute coin plate 10.
- the second code information expresses information by the presence / absence of the marks 123 at six predetermined positions arranged on the circumference, and can express information of 2 6 types.
- the second code information also indicates a unique ID that can be individually identified in appearance. This ID can identify the position in the substitute money original board 10 at the time of manufacturing the game money 1 separately.
- the second code information indicates the position on the substitute money original plate 10, and the second code information of the game substitute money 1 cut out from the same position on the different substitute money original plate 10 is the same, but the same substitute
- the second code information is not duplicated in the plurality of game substitute coins 1 cut out from the currency original plate 10.
- FIG. 5 is a plan view of one substitute coin plate 10 for producing a plurality of game substitute coins 1. As described above, a total of 50 game substitute coins 1 are manufactured in 10 rows and 5 columns from one substitute coin base plate 10. As shown in FIG. 5, in one substitute coin plate 10, different combinations of marks 123 are given to each of the fifty game substitute coins 1 as the second code information so as to indicate the positions on the substitute coin plate 10. Has been.
- the first code information can uniquely identify the substitute money original plate 10 for manufacturing the game substitute money 1
- the second code information can be used as the substitute money original plate 10 for manufacturing the game substitute money 1.
- the position of the game substitute money 1 can be uniquely identified, and the game substitute money 1 can be uniquely identified by identifying the first code information and the second code information.
- the first code information can represent 2 to the 20th power information and the second code information can represent the 2 to the 6th power information, the first code information and the second code information are combined. Therefore, 2 26 code information can be used.
- the RF tag 13 stores a unique ID (RFID) as information (RF tag information) that uniquely identifies the game substitute money 1.
- RFID unique ID
- the RF tag information may be the same information as the code information composed of the first code information and the second code information expressed with invisible ink on the display surface 120 of the print layer 14, or may be different information. Good.
- FIG. 6 is a flowchart showing a manufacturing process of the game substitute money 1.
- printing is performed on a sheet member that becomes the printing layer 14 (step S61).
- FIG. 7 is a plan view of the sheet member 140 to be the printing layer 14. As shown in FIG. 7, in the sheet member 140, a portion to be the upper print layer 14 and a portion to be the lower print layer 14 are arranged on the left and right, and 1 to 50 with respect to the center line C at the center on the left and right.
- the second code information up to is arranged in line symmetry. That is, the printing corresponding to the game substitute money 1 of 10 rows ⁇ 10 rows is performed on one sheet member 140.
- FIG. 7 is a plan view of the sheet member 140 to be the printing layer 14.
- a portion to be the upper print layer 14 and a portion to be the lower print layer 14 are arranged on the left and right, and 1 to 50 with respect to the center line C at the center on the left and right.
- the second code information up to is arranged in line
- # 1 to # 50 indicate the second code information (that is, information for specifying the position of the game substitute money 1 on the substitute money original plate 10), but the contents shown in FIG. Printed.
- the protective film 150 is applied thereon (step S62).
- FIG. 8 is a side view of the sheet member 140 to which the protective film 150 is applied
- FIG. 9 is a diagram illustrating the order in which the sheet members are stacked.
- the RF tag 13 is arranged on the sheet member 110 that becomes the colored layer at a position corresponding to each game substitute money 1, and the sheet that becomes the light color layer 12 above and below the sheet member 110.
- the member 120 is disposed, and the sheet member 140 is disposed above and below the member 120.
- the upper sheet member 140 has a printing surface (application surface of the protective film 150) facing upward
- the lower sheet member 140 has a printing surface (application surface of the protective film 150) facing downward. Placed in.
- the second code information is printed in line symmetry with respect to the center line C. Therefore, as shown in FIG. 8, at the center line C of the sheet member 140 of 10 rows ⁇ 10 rows.
- the position of the second code information matches in the upper and lower sheet members 140 when the sheet members are overlapped as shown in FIG. Will do.
- the upper and lower sheet members 140 are formed as a single sheet member in the printing stage, and are separated and used in the upper and lower directions when overlapping, thereby reducing the occurrence of a mistake that the set of the upper and lower sheet members 140 is mistaken. Yes.
- step S64 the sheet members laminated in the order of FIG. 9 are thermocompression bonded.
- step S65 the substitute money original plate 10 is created.
- the RF tag information is read from the 50 RF tags 13 incorporated in the substitute monetary plate 10 using an RF reader (step S65), and the information (sheet) uniquely identifies the substitute monetary plate 10 on the database.
- the member 140 is associated with the ID (step S66).
- a punching process is performed to punch out 50 gaming substitute coins 1 from the substitute coin plate 10 (step S67).
- 50 gaming substitute coins 1 are obtained.
- the first code information is written to each of the 50 ID mark areas 121 (printed on the front and back surfaces) of the game substitute money 1 by laser irradiation (step S68).
- the RF tag information is linked to the RF tag 13 in the database with the first code information (ID of the substitute money original plate 10). Therefore, when writing by this laser irradiation, an RF reader is used. The RF tag information is read and the first code information corresponding to the RF tag information is written.
- step S69 information is written in the RF tag 13 using the RF writer (step S69).
- the RF tag information in addition to the first code information and the second code information, the amount of money for gaming, casino information, junquet information, rolling chip or cashing chip (whether it can be converted into cash) And other information or codes desired by the user are written.
- the printing of the second code information and the ID mark area is performed on the printing layer 14 in the state of the sheet member 140 before the punching process (step S67),
- the writing of the first code information by laser irradiation to the ID mark area 121 was performed on the ID mark area 121 of each game substitute coin 1 that was separated after the punching process (step S67).
- laser irradiation is performed before punching processing (step S67) (that is, when laser irradiation is performed on the substitute money original plate 10), a plurality of laser irradiation machines are arranged, or one laser irradiation machine is used.
- the laser irradiator or the substitute money original plate 10 needs to be moved.
- laser irradiators are relatively expensive and it is disadvantageous in cost to prepare a plurality of laser irradiators.
- a high precision is required for the mechanism that moves the laser irradiator or the substitute money plate 10.
- the laser irradiator is heavy and is not easy to move.
- the first code information is written by laser irradiation on the game substitute money 1 one by one. Note that the information to be written by laser irradiation can be determined by reading the RF tag information already written in the RF tag 13. Therefore, by reading the RF tag information at the time of laser irradiation, it should be written without error by laser irradiation. Information can be written.
- FIG. 10 is a flowchart showing another example of the manufacturing process of the game substitute money 1.
- the game substitute money 1 having a three-layer structure shown in FIG. 11 is manufactured.
- the game substitute money 1 has a three-layer structure including a colored layer 11 and upper and lower thin color layers 12 sandwiching the colored layer 11, and the surface of the thin color layer 12 is a display surface 120. . That is, printing is performed directly on the surface of the light color layer 12.
- a light-colored sheet member is prepared, and the RF tag 13 is placed in the center of the punching position of the game substitute money 1, and colored with a specified color from above.
- the laminated sheet member and the light-colored sheet member are stacked in this order to form a laminated structure composed of a plurality of plastic layers. Then, by pressing the laminated structure in the laminating direction while heating, the layers are heat welded to manufacture the substitute money original plate 10 having a three-layer structure (step S101).
- a number indicating value, an ID mark area 121 for indicating the first code information, and a mark 123 indicating the second code information are printed on the substitute coin plate 10 (step S102).
- the entire ID mark area 121 is filled in any position, that is, the first code information has not been given yet, while the mark 123 indicating the second code information
- the combination differs depending on the position on the substitute money plate 10.
- UV ink which is invisible ink is applied to the entire surface of the ID mark area 121 (solid coating), and each game on the substitute money original plate 10 is used as the second code information.
- An ID corresponding to the position of the substitute money 1 is given.
- the first code information for uniquely specifying the substitute money master plate 10 is given by irradiating the ID mark area 121 with laser light. You can print using the same plate.
- the first code information is information that can individually identify the substitute money original plate 10 as described above. Therefore, the same first code information is applied to a plurality of ID mark areas 121 of the same substitute money original plate 10. Is granted.
- RF tag information is written in each of the plurality of RF tags 13 using an RF writer (step S104).
- punching is performed on each position of the substitute coin base plate 10 corresponding to the plurality of game substitute coins 1 using a mold (step S105), and the disc-like game substitute coin 1 is obtained. can get.
- the RF tag information may be written before the laser irradiation process, before printing, or before the thermocompression bonding process.
- FIG. 12 is a diagram showing a configuration for inspecting the game substitute money 1 placed on the game table T
- FIG. 13 is a block diagram showing a configuration of the inspection system.
- the inspection system 50 includes a UV camera 51, a visible light camera 52, an RF reader 53, a recording device 54, an inspection device 55, a database 56, and an output device 57.
- the UV camera 51 includes an ultraviolet irradiation lamp 512 in addition to the configuration of a general digital camera such as a lens 511 and an image sensor.
- the ultraviolet irradiation lamp 512 irradiates the field of view of the UV camera 51 with ultraviolet rays.
- the UV camera 51 takes an image (UV image) emitted by UV ink by turning on the ultraviolet irradiation lamp 512 and irradiating the game substitute money 1.
- the visible light camera 52 has a configuration of a general digital camera such as a lens 521 and an image sensor.
- a pole P is erected on the game table T.
- the UV camera 51 is mounted relatively above the pole P, and is installed obliquely downward so as to photograph the table surface from above.
- the visible light camera 52 is mounted relatively below the pole P, and is installed so as to face in a substantially horizontal direction so that the side of the game substitute money 1 placed on the game table T can be well photographed. ing.
- the RF reader 53 includes an antenna 531 that transmits and receives electromagnetic waves in order to read RF tag information from the RF tag 13 of the game substitute money 1.
- the RF reader 53 reads RF tag information based on the electromagnetic wave received by the antenna 531. As shown in FIG. 12, the RF reader 53 is built under the table surface of the game table T.
- the inspection device 55 performs image recognition processing on the recording result of the recording device 54, that is, the UV image, the visible light image, and the RF tag information recorded on the recording device 54, thereby identifying the image, and The authenticity of the substitute money 1 is determined.
- the inspection device 55 reads the code information based on the UV image on the display surface 120 and reads the side information (color of the colored layer) based on the visible light image on the side surface.
- the inspection device 55 is mounted with a machine learning model for recognizing each of the UV image image of the UV camera 51 and the visible light image of the visible light camera 52. More specifically, the inspection device 55 can perform image recognition processing using a neural network.
- the database 56 stores the code information of the game substitute money 1 that may be used, the type of the game substitute money 1, and the game substitute. It is stored in association with information of any of the machines used for manufacturing the substitute money plate 10 of the money 1, the order of manufacture, the manufacturing time, the manufacturing information, or a combination thereof.
- the inspection device 55 determines whether or not the recognized code information matches the RF tag information read by the RF reader 53. In the genuine game substitute money 1, the recognized code information and the RF tag information read by the RF reader 53 should match, and if the information does not match in the inspection layer 55, It is determined that the substitute money 1 is an illegal game substitute money 1.
- the inspection device 55 further inspects whether or not the code information is stored in the database 56. If the information recognized from the UV image and the RF tag 13 is not stored in the database 56, it is determined that the gaming money 1 is an illegal gaming money 1.
- the inspection device 55 further inspects whether or not the type of the game substitute money 1 associated with the information recognized in the database 56 matches the type recognized from the side visible light image. When these do not match, the inspection device 55 determines that the gaming money 1 is an illegal gaming money 1.
- the database 56 stores the code information of the game substitute money 1 that may be used, the type of the game substitute money 1, the RF tag information, It is stored in association with information on any of the machines used in the manufacture of the substitute money original plate 10 of the game substitute money 1, the order of manufacture, the manufacturing time, the manufacturing information, or a combination thereof.
- the inspection device 55 is a database in which a combination of code information recognized from the UV image on the display surface 120, RF tag information read by the RF reader 53, and information on the type of game substitute money 1 recognized from the visible light image on the side surface is stored. The authenticity of the game substitute money 1 is determined by checking whether or not it is at 56.
- the inspection device 55 determines that the gaming money 1 is the genuine gaming money 1 unless it is determined to be fraud.
- the output device 57 outputs the result of determining authenticity of the game substitute money 1, that is, the result of determining whether it is illegal or authentic.
- the output device 57 may be a display device that displays the determination result as an image, may be a speaker that outputs the determination result by sound, or may be a lamp that outputs the determination result in color.
- the determination result by the inspection device 55 is recorded in the recording device 54.
- the ID mark area 121 of the display surface 120 is solid-coated with invisible ink that is visualized by ultraviolet irradiation, and then the ID mark area 121 is irradiated with the laser.
- the irradiated portion is altered to form a mark 122 that is not visualized (emitted) even by ultraviolet irradiation, and such an irradiated portion (position of the mark 122) is selected according to the code information.
- Added code information to This code information (first code information) can be manifested as a mark 122 that does not emit light by irradiating the ID mark region 121 with ultraviolet rays.
- the first code information Although it is possible to form the first code information by ejecting the invisible ink and drawing the mark 122, only the portion of the mark 122 protrudes on the display surface 120, so that it is used for gaming.
- the mark 122 may be worn out in the process of using the substitute money 1.
- the mark 122 is a relatively small mark for expressing a lot of information, there is a possibility that correct information cannot be expressed due to wear.
- the mark 122 constituting the first code information does not protrude on the display surface 120, there is no risk of the mark 122 disappearing due to abrasion.
- the game substitute money 1 further has a mark 123 printed with invisible ink on the display surface 120 as the second code information.
- the first code information is information that uniquely identifies the substitute money original plate 10
- the second code information is information that uniquely specifies the position of the substitute money original plate 10 and by combining these, A unique ID that uniquely identifies the substitute money 1 is configured.
- symbol information which identifies the said substitute money original plate 10 uniquely by laser irradiation is provided with respect to the substitute money original board 10 in which application
- the same first code information can be conveniently given to the gaming money 1.
- the invisible ink is transparent, the code information cannot be visually observed in a normal use process (under visible light), and the design of the display surface 120 of the game substitute money 1 is not affected. In addition, security can be improved.
- the UV ink that emits fluorescence when irradiated with ultraviolet rays is used as the invisible ink.
- the invisible ink is not limited to this, and may be, for example, an infrared absorbing material.
- the ID mark region 121 is coated (printed) with ink made of an infrared absorbing material on the entire surface. Then, by irradiating the position corresponding to the first code information with laser light, the irradiated portion is altered to form the mark 122.
- the infrared rays cannot be absorbed by the altered mark 122 portion. Therefore, when the first code information is read, the infrared rays are irradiated to the ID mark region 121 so that the infrared rays are not reflected and reflected by the mark 122, and the infrared rays are not reflected in the portions other than the mark 122 of the ID mark region 121. Is absorbed and infrared rays are not reflected, or the amount of reflection is reduced. Therefore, the first code information including the mark 122 can be read by photographing the ID mark area 121 with an infrared camera.
- the inspection system includes an infrared camera instead of the UV camera 51.
- the infrared camera includes an infrared irradiation light that emits infrared rays, and an infrared detection element that detects an infrared image from a subject through a lens and generates an infrared image.
- the mark 123 is formed by partially irradiating the ID mark region 121 with laser light, thereby changing the irradiated portion.
- laser light is irradiated.
- the invisible ink in the irradiated portion may be removed. In this case, it is necessary to irradiate a stronger laser beam than in the above embodiment.
- the arrangement of the marks 122 is performed by irradiating the ID mark region 121 with ultraviolet rays, as in the above embodiment. If the visible and invisible ink is an ink of an infrared absorbing material, the arrangement of the marks 122 is visualized by irradiating the ID mark region 121 with infrared rays.
- FIG. 14 is a side sectional view of a game substitute money 1 'according to a modification.
- the game substitute money 1 ′ includes a plurality of layers of plastics of different colors, and includes a colored layer (designated color layer) 11 at least in the middle, and light colored layers (common color layers) on both sides of the intermediate colored layer 11. ) 12 is laminated. Note that the color of the light-colored layer 12 is preferably lighter than the color of the colored layer 11. In this way, in the game substitute money 1 ', a striped pattern in the stacking direction is formed on the side surface by providing the colored layer 11 and the multilayer structure in which the light colored layers 12 are stacked on both sides of the intermediate colored layer 11. In addition, by changing the color of the colored layer 11, the type of game substitute money 1 'can be specified.
- the colored layer 11 is formed by a plurality of layers colored in the designated color (three layers in FIG. 14) as shown in FIG. 14, but the plurality of layers colored in the designated color are Since they are thermocompression bonded together, the three-layer structure is not visible.
- the middle layer of the three layers of the colored layer 11 is partially cut out B, and the RF tag 13 is built therein.
- the display surface 120 of the game substitute money 1 ′ is printed with a number representing the type (value) of the game substitute money 1 ′, and the transparent layer 16 is provided on the outermost layer.
- Each layer is thermocompression-bonded to form at least a five-layer structure.
- This game substitute 1 ' is formed by stacking plastic sheet members constituting each layer (colored layer 11, light color layer 12 and transparent layer 16), and at that time, RF tag 13 is arranged in hollow B, A plurality of stacked sheet members are thermocompression bonded to each other to form a substitute money original plate 10 (five-layer structure or the like), and thereafter, the substitute money original plate 10 is punched into a circle or a rectangle by a press or the like. It is formed.
- the game substitute money 1 ′ has a multi-layered structure, and a stripe pattern in the stacking direction is clearly formed on the side surface. It is possible to easily and accurately measure eleven colors (types of game substitute money 1) and the number of coins.
- FIG. 15 is a diagram showing a configuration of a modified example for inspecting gaming substitute money 1 collected for inspection
- FIG. 16 is a block diagram of the modified inspection system.
- the configuration of the inspection system 70 is the same as the configuration of the inspection system 50.
- a visible light camera 58 for capturing surface print information (particularly, a number indicating a type) captures code information using invisible ink. For this purpose, it is provided separately from the UV camera 51.
- the visible light camera 58 has a configuration of a general digital camera including a lens 581 and an image sensor.
- the inspection system 70 includes a UV camera 51 for photographing code information on the display surface 120 of the game substitute money 1, a visible light camera 52 for photographing side stripes, and the like.
- An RF reader 53 that reads information of the RF tag 13 of the game substitute money 1, a recording device 54, an inspection device 55, a database 56, and an output device 57 are provided.
- the inspection system 70 includes an extrusion device 102 that moves the extrusion unit 10 in the direction of arrow Z, and moves the extrusion unit 101 in the direction of arrow Z by the extrusion device 102, so Money 1 is supplied to the reading stage 109 one by one.
- the surface printing information, the code information, and the side surface are photographed by the visible light camera 58, the UV camera 51, and the visible light camera 52, respectively, and the RF tag 13 built in the game substitute money 1 is taken. Is read by the RF reader 53.
- the gaming money 1 that has been read is pushed out by the next gaming money 1 and falls in the direction of the arrow X, and the gaming money 1 that has been dropped in the direction of the arrow X is held on the holding stage 110.
- the method of authenticity determination in the inspection device 55 may be the same as in the above embodiment.
- the surface printing information and the code information are printed on both of the two display surfaces of the game substitute money 1 to be inspected by the inspection system 70, but the surface print information and the code information of the game substitute money 1 are When provided only on one side, the UV camera 51 and the visible light camera 58 may be provided on both the front side and the back side. Thereby, the front surface printing information and code information printed only on one side can be photographed by at least one of the UV camera 51 and the visible light camera 58 on the front side and the back side.
- the RF tag information is stored in the RF tag 13 in addition to the code information by the invisible ink, and the RF reader 53 reads the RF tag information.
- an ID code (side ID) may be printed on the side surface of the game substitute money 1. This side ID may be printed with normal ink or may be printed with invisible ink.
- the contents of the side ID are stored in the database 56 in association with the code information in the same manner as in the above embodiment, and the inspection device 55 refers to the database 56. Thus, it is determined whether or not the recognized side ID is stored in the database 56.
- the code information is expressed by the arrangement of the mark 122 and the mark 123.
- the code information may be expressed by a number or a character.
- the side ID may be expressed by an array of marks, or may be expressed by numbers or characters.
- the first code information is information for specifying the substitute money original plate 10, but the first code information uniquely identifies the game substitute money 1. It may be. Moreover, there is no 2nd code information, and code information may be comprised only by 1st code information.
- a game substitute inspection system used in a table game A camera that shoots a game substitute currency; A recording device for recording an image of game substitute money taken by the camera; An inspection device for determining the authenticity of the gaming substitute money using an image recorded in the recording device; Code information is given to the game substitute money, The inspection device determines the authenticity of the game substitute money by recognizing the code information from the image recorded in the recording device, The code information is given to the game money by irradiating a laser beam to an invisible ink area on which the invisible ink is printed, and partially changing or removing the invisible ink constituting the invisible ink area. Is an inspection system.
- the gaming substitute money further includes RF tag information stored in an RF tag or an ID code written on a side surface separately from the code information.
- the inspection system includes a database that associates the code information with the RF tag information or the ID code, The camera shoots the code information given to the gaming substitute money to be inspected, The inspection device refers to the database to determine the authenticity of the game substitute money by collating the code information with the RF tag information or the ID code, and shifts to (1) to (3) Inspection system.
- Code information for determining authenticity is given,
- the code information is obtained by irradiating a laser beam to an invisible ink region composed of UV ink or an infrared absorbing material to partially alter or remove the UV ink or infrared absorbing material constituting the invisible ink region.
- the code information is a unique ID that can individually identify the gaming money or a unique ID that can individually identify a group to which the gaming money belongs. money.
- the gaming substitute money further includes RF tag information stored in an RF tag or an ID code written on a side surface separately from the code information.
- RF tag information stored in an RF tag or an ID code written on a side surface separately from the code information.
Abstract
Description
上記の実施の形態では、不可視インクとして紫外線を照射することで蛍光を発光するUVインクが用いられたが、不可視インクはこれに限定されず、例えば、赤外線吸収材料であってもよい。不可視インクとして赤外線吸収材料を用いる場合には、IDマーク領域121には赤外線吸収材料からなるインクが全面に塗布(印刷)され、そのように赤外線吸収材料によって全面印刷されたIDマーク領域121に対して第1コード情報に対応した位置にレーザ光を照射することで、照射部分を変質させてマーク122を構成する。
(1)テーブルゲームに用いられる遊技用代用貨幣の検査システムであって、
遊技用代用貨幣を撮影するカメラと、
前記カメラで撮影された遊技用代用貨幣の画像を記録する記録装置と、
前記記録装置に記録された画像を用いて、前記遊技用代用貨幣の真贋を判定する検査装置と、を有し、
前記遊技用代用貨幣には、コード情報が付与されており、
前記検査装置は、前記記録装置に記録された画像から前記コード情報を認識することで遊技用代用貨幣の真贋を判定し、
前記コード情報は、不可視インクが印刷された不可視インク領域に対してレーザ光を照射して、前記不可視インク領域を構成する不可視インクを部分的に変質させ又は除去することで前記遊技用貨幣に付与されている、検査システム。
前記検査システムは、前記コード情報と、前記RFタグ情報又は前記IDコードとを関連付けるデータベースを有し、
前記カメラは、検査対象となる遊技用代用貨幣に付与された前記コード情報を撮影し、
前記検査装置は、前記データベースを参照して、前記コード情報と前記RFタグ情報又は前記IDコードとを照合することで前記遊技用代用貨幣の真贋を判定する、(1)~(3)にずれかの検査システム。
前記コード情報は、UVインクまたは赤外線吸収材料により構成された不可視インク領域に対してレーザ光を照射して前記不可視インク領域を構成するUVインクまたは赤外線吸収材料を部分的に変質させ又は除去することで付与されている、遊技用代用貨幣。
前記コード情報と、前記RFタグ情報又は前記IDコードとを関連付けるデータベースを参照して、検査対象となる遊技用代用貨幣に付与された前記コード情報と前記RFタグ情報又は前記IDコードとを照合することで真贋が判定可能な、(8)~(10)のいずれかの遊技用代用貨幣。
Claims (17)
- 遊技テーブルを用いた遊技用代用貨幣の検査システムであり、
遊技用代用貨幣の種類と真贋とをカメラを用いて記録する記録装置と、
前記記録装置の記録結果を用いて、前記遊技用代用貨幣の真贋を判定する検査装置と、を有し、
前記遊技用代用貨幣は、外観上個別に識別可能なユニークなIDが設けられており、
前記検査装置は、前記検査対象となる遊技用代用貨幣に付されたユニークなIDをカメラを用いて読み取り、読み取ったユニークなIDにより検査対象となる遊技用代用貨幣の真贋が判定可能なものであり、
前記ユニークなIDは、UVインクまたは赤外線吸収材料により構成されたIDマーク領域に対してレーザ光を照射して前記IDマーク領域を構成するUVインクまたは赤外線吸収材料を部分的に変質させ又は除去することでIDマーク領域に個別に識別可能なユニークなIDもしくは特定のグループ毎に個別に識別可能なユニークなIDが形成されている構成である、検査システム。 - 前記IDコードは、製造に使用した機械、製造の順番、製造時刻、製造情報のいずれかとデータベースにより関連づけられたものである、請求項1に記載の検査システム。
- 前記遊技用代用貨幣は、前記外側に設けた個別に識別可能なユニークなIDとは別にRFID又はIDコードを更に備え、
前記検査装置は、前記外側の層に設けたユニークなIDと、前記遊技用代用貨幣に更に設けたRFID又はIDコードとを関連付けるデータベースを有し、検査対象となる遊技用代用貨幣に付された前記ユニークなIDをカメラを用いて読み取り、読み取ったIDと遊技用代用貨幣に更に設けたRFID又はIDコードとを前記データベースの内容と照合した結果により検査対象となる遊技用代用貨幣の真贋を判定するものである、請求項1又は2に記載の検査システム。 - 前記検査装置は、通常カメラと、赤外線カメラ又はUVカメラを用いて、前記遊技用代用貨幣の真贋を判定する構成とした、請求項1又は2に記載の検査システム。
- 前記遊技用代用貨幣の前記ユニークなIDは、文字またはマークによるコードである、請求項1又は2に記載の検査システム。
- 前記遊技用代用貨幣の前記ユニークなIDは透明である、請求項1又は2に記載の検査システム。
- 外側に個別に識別可能なユニークなIDが設けられており、
前記ユニークなIDは、カメラを用いて読み取り、読み取ったユニークなIDにより遊技用代用貨幣の真贋が判定可能なものであり、
前記ユニークなIDは、UVインクまたは赤外線吸収材料により構成されたIDマーク領域に対してレーザ光を照射して前記IDマーク領域を構成するUVインクまたは赤外線吸収材料を部分的に変質させ又は除去することで前記IDマーク領域に個別に識別可能なユニークなIDもしくは特定のグループ毎に個別に識別可能なユニークなIDが形成されている構成である、遊技用代用貨幣。 - 前記IDコードは、製造に使用した機械、製造の順番、製造時刻、製造情報のいずれかとデータベースにより関連づけられたものである、請求項7に記載の遊技用代用貨幣。
- 前記遊技用代用貨幣は、前記外側に設けた個別に識別可能なユニークなIDとは別にRFID又はIDコードを更に備え、前記外側に設けたユニークなIDと、前記遊技用代用貨幣に更に設けたRFID又はIDコードとを関連付けるデータベースを用いることで、検査対象となる遊技用代用貨幣に付された前記ユニークなIDと遊技用代用貨幣に更に設けたRFID又はIDコードとを前記データベースの内容と照合した結果により検査対象となる遊技用代用貨幣の真贋が判定可能なものである、請求項7又は8に記載の、遊技用代用貨幣。
- 前記遊技用代用貨幣の前記ユニークなIDは、文字またはマークによるコードである、請求項7ないし9のいずれかに記載の遊技用代用貨幣。
- 前記遊技用代用貨幣の前記ユニークなIDは透明である、請求項7ないし10のいずれかに記載の遊技用代用貨幣。
- 遊技用代用貨幣を検査する検査システムであって、
インクが全面的に塗布されたIDマーク領域に対してレーザ光を部分的に照射して、当該部分を変質させ、又は除去することでコード情報が付与された遊技用代用貨幣と、
前記遊技用代用貨幣を撮影するカメラと、
前記カメラによって撮影された画像に基づいて、前記コード情報を読み取って前記遊技用代用貨幣の真贋を判定する検査装置と、
を備えた、検査システム。 - 前記IDマーク領域に全面的に塗布されるインクは不可視インクであり、
前記不可視インクを可視化するための光線を前記遊技用代用貨幣に照射するランプをさらに備え、
前記検査装置は、前記光線の照射によって可視化された前記コード情報を読み取る、請求項12に記載の検査システム。 - 遊技用代用貨幣であって、
少なくとも価値を表示する表示面と、
前記表示面に設けられた、インクが全面的に塗布されたIDマーク領域と、
を備え、
前記IDマーク領域に対してレーザ光を部分的に照射して、当該部分を変質させ、又は除去することで第1コード情報が付与されている、遊技用代用貨幣。 - 前記IDマーク領域に全面的に塗布されるインクは紫外線を照射されることで発光するUVインクであり、
前記レーザ光を照射された部分は、紫外線を照射されても発光しないように変質又は除去される、請求項14に記載の遊技用代用貨幣。 - 前記IDマーク領域に全面的に塗布されるインクは赤外線を吸収する赤外線吸収材料からなるインクであり、
前記レーザ光を照射された部分は、赤外線を吸収しないように変質又は除去される、請求項14に記載の遊技用代用貨幣。 - 前記遊技用代用貨幣は、代用貨幣原板から切り抜かれることで製造され、
前記インクによる第2コード情報が付与されており、
前記第1コード情報は、前記代用貨幣原板を唯一に特定する情報であり、
前記第2コード情報は、前記代用貨幣原板内の位置を示す情報である、請求項14に記載の遊技用代用貨幣。
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CN202311544212.1A CN117695613A (zh) | 2017-05-19 | 2018-05-16 | 检查系统及游艺用代用货币 |
EP18802995.3A EP3636328A4 (en) | 2017-05-19 | 2018-05-16 | TESTING SYSTEM AND ENTERTAINMENT TOKENS |
CN202311527589.6A CN117695612A (zh) | 2017-05-19 | 2018-05-16 | 检查系统及游艺用代用货币 |
KR1020197034775A KR20200009017A (ko) | 2017-05-19 | 2018-05-16 | 검사 시스템 및 유기용 대용 화폐 |
AU2018270179A AU2018270179A1 (en) | 2017-05-19 | 2018-05-16 | Inspection system and game token |
US16/614,008 US20210192896A1 (en) | 2017-05-19 | 2018-05-16 | Inspection system and game token |
CN201880033214.5A CN110753571A (zh) | 2017-05-19 | 2018-05-16 | 检查系统及游艺用代用货币 |
PH12019502595A PH12019502595A1 (en) | 2017-05-19 | 2019-11-19 | Inspection system and game token |
AU2023226712A AU2023226712A1 (en) | 2017-05-19 | 2023-09-07 | Inspection system and game token |
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CA (1) | CA3004579A1 (ja) |
MY (1) | MY191636A (ja) |
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JP6736068B2 (ja) * | 2018-09-14 | 2020-08-05 | MiZ株式会社 | 水素含有組成物 |
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US11183012B2 (en) | 2019-08-19 | 2021-11-23 | Sg Gaming, Inc. | Systems and methods of automated linking of players and gaming tokens |
US11398127B2 (en) | 2019-10-07 | 2022-07-26 | Sg Gaming, Inc. | Gaming systems and methods using image analysis authentication |
US11393282B2 (en) | 2019-10-09 | 2022-07-19 | Sg Gaming, Inc. | Systems and devices for identification of a feature associated with a user in a gaming establishment and related methods |
WO2021202518A1 (en) | 2020-03-30 | 2021-10-07 | Sg Gaming, Inc. | Gaming environment tracking optimization |
US11495085B2 (en) | 2020-07-13 | 2022-11-08 | Sg Gaming, Inc. | Gaming environment tracking system calibration |
KR20220128291A (ko) * | 2021-03-12 | 2022-09-20 | 엔제루 구루푸 가부시키가이샤 | 검사 시스템 |
US11967200B2 (en) | 2022-01-12 | 2024-04-23 | Lnw Gaming, Inc. | Chip tracking system |
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