Fraud detection system in casino

• US 10,032,335 B2
• Filed: 08/02/2016
• Issued: 07/24/2018
• Est. Priority Date: 08/03/2015
• Status: Active Grant

• Current Assignee: Angel Group Company Limited
• Original Assignee: Angel Playing Cards Co Ltd
• Inventors: Shigeta, Yasushi
• Primary Examiner(s): Laneau, Ronald
• Application Number:
  US15/226,200
• Publication Number:
  US 20170039807A1
• Time in Patent Office: 721 Days
• Field of Search: 463 25
• CPC Class Codes: A63F 1/14 Card dealers
• CPC Class Codes: A63F 1/18 Score computers; Miscellaneous indicators time-testing devices G07C
• CPC Class Codes: A63F 2001/001 Bridge or baccarat
• CPC Class Codes: A63F 2009/2435 using a video camera
• CPC Class Codes: A63F 2250/58 Antifraud or preventing misuse
• CPC Class Codes: A63F 3/00157 Casino or betting games horse races A63F3/00082
• CPC Class Codes: G06Q 50/34 Betting or bookmaking, e.g. Internet betting
• CPC Class Codes: G07F 17/3206 Player sensing means, e.g. presence detection, biometrics
• CPC Class Codes: G07F 17/322 Casino tables, e.g. tables having integrated screens, chip detection means
• CPC Class Codes: G07F 17/3223 Architectural aspects of a gaming system, e.g. internal configuration, master/slave, wireless communication
• CPC Class Codes: G07F 17/3234 about the performance of a gaming system, e.g. revenue, diagnosis of the gaming system
• CPC Class Codes: G07F 17/3241 Security aspects of a gaming system, e.g. detecting cheating, device integrity, surveillance computer security G06F21/00
• CPC Class Codes: G07F 17/3248 involving non-monetary media of fixed value, e.g. casino chips of fixed value
• CPC Class Codes: G07F 17/3251 involving media of variable value, e.g. programmable cards, programmable tokens
• CPC Class Codes: G07F 17/3293 Card games, e.g. poker, canasta, black jack

Abstract

A fraud detection system which detects fraud in a game of performing collection and redemption of chips in accordance with a win or lose result includes a camera which captures an image of chips contained in a chip tray of a dealer, an image analyzing apparatus which analyzes the image captured by the camera to detect an amount of the chips contained in the chip tray, a card distribution device which determines a win or lose result of a game, and a control device which compares the win or lose result of the game and the amount of the chips contained in the chip tray before and after collection and redemption of the chips to detect fraud.

Claims

1. A fraud detection system in a casino having a plurality of gaming tables, comprising:

a game recording apparatus which records a progress of a game played on the gaming table as an image;

an image analyzing apparatus which performs image analysis on the image of the recorded progress of the game;

a win/lose result determining apparatus which determines a win or lose result of each game on the gaming table; and

a control device which detects fraud practiced on the gaming table by using a result of the image analysis by the image analyzing apparatus and the win or lose result determined by the win/lose result determining apparatus,

wherein the control device recognizes a position, type, and number of the chips wagered by each player through the image analyzing apparatus and recognizes a total amount of chips in a chip tray of a dealer of the gaming table, performs addition/subtraction calculation of an increased/decreased amount of the chips in the game calculated from the position, type, and number of the chips wagered by all the players in the game and the win or lose result of the game obtained from the win/lose result determining apparatus from the total amount of the chips in the chip tray before the settlement of each game and compares a correct total amount of the chips in the chip tray after end of the game and settlement and an actual total amount of the chips in the chip tray at the time of the end of the game obtained through the image analyzing apparatus to determine whether or not there is difference between the correct total amount and the actual total amount.

2. The fraud detection system according to claim 1, wherein the control device recognizes the position, type, and number of the chips wagered by each player through the image analyzing apparatus, recognizes the actual total amount of the chips in the chip tray at the time when the collection of all the amount of the lost chips wagered by each player is ended, and compares the correct total amount of the chips in the chip tray added with the increased amount of the chips in the chip tray in the game from the position, type, and number of the chips wagered by the lost player from the total amount of the chips in the chip tray before the settlement of each game and the actual total amount of the chips in the chip tray to determine whether or not there is difference between the correct total amount and the actual total amount.

3. The fraud detection system according to claim 2, wherein, in the case where the control device compares the correct total amount of the chips in the chip tray added with the increased amount of the chips in the chip tray in the game from the position, type, and number of the chips wagered by the lost player from the total amount of the chips in the chip tray before the settlement of each game and the actual total amount of the chips in the chip tray and determines that there is no difference between the correct total amount and the actual total amount and the control device compares the correct total amount of the chips in the chip tray after the end of the game and the settlement and the actual total amount of the chips in the chip tray obtained through the image analyzing apparatus at the time of the end of the game and determines that there is difference between the correct total amount and the actual total amount, the control device determines a mistake in payment and generates a payment mistake signal indicating the mistake in payment.

4. The fraud detection system according to claim 2, wherein the chip tray is provided with a collection chip tray where the chips wagered by the lost player are collected and temporarily stored, and the image analyzing apparatus and the control device compare the correct amount of chips in the collection chip tray calculated from the position, type, and number of the chips wagered by the lost player and the actual total amount of the chips in the collection chip tray to determine whether or not there is difference between the correct total amount in the collection chip tray and the actual total amount.

5. The fraud detection system according to claim 1, wherein acquisition of the actual total amount of the chips in the chip tray after the end of the game and the settlement through the image analyzing apparatus is performed any one of:

1) the time when redemption for the winning chips is ended;

     2) the time when the cards used in the game are collected to be discarded into a discard area of the table;

     3) the time when a predetermined button attached to the win/lose result determining apparatus is pushed; and

     4) the time when a marker representing win or lose is returned to an initial state.

6. The fraud detection system according to claim 1, wherein, when the control device determines that there is difference that the recognized actual total amount of the chips in the chip tray of the dealer of the gaming table does not match with the increased/decreased amount of the chips calculated from the amount of the chips wagered by all the players and the win or lose result of the game, the game recording apparatus is configured to be capable of allocating indexes or time points to the acquired images or reproducing the images specified with a collection scene or a redemption scene of the chips so that the record of the game where the difference occurs can be analyzed in the game recording apparatus.

7. The fraud detection system according to claim 1, wherein the image analyzing apparatus or the control device has a structure where, although a portion of or the entire chips among a plurality of the chips placed on the gaming table is concealed due to a blind spot of the camera, information on the type, number, and position of the wagered chips can be obtained.

8. The fraud detection system according to claim 1, wherein the control device has a structure capable of:

1) recognizing the position, type and number of the chips wagered in each play position of the game table and comparing the history of win and lose of each player obtained from the win or lose result of each game and the amount of the acquired chips and statistical data to extract a strange situation; and

2) comparing a state that, at a play position of a certain gaming table, the amount of betting chips at the lost time is smaller than the amount of betting chips at the win time and statistical data to extract a strange situation.

9. The fraud detection system according to claim 1, wherein the control device performs comparison determination as to whether or not the recognized amount of chips in the chip tray of the dealer of the gaming table is increased or decreased according to the paid amount of the chips corresponding to the exchanged cash or the paid amount of the cash corresponding to the exchanged chips after the exchange of cash and chips.

10. The fraud detection system according to claim 9, wherein the control device is further provided with database storing history of exchange of cash and the chips, and by referring to the database in unit of a predetermined time or a day, and the control device is capable of performing comparison determination as to whether or not the recognized amount of the chips in the chip tray of the dealer of the gaming table is increased or decreased according to the paid amount of the chips corresponding to the exchanged cash or the total amount of the paid amount of the cash corresponding to the exchanged chips.

11. The fraud detection system according to claim 1, wherein the control device is capable of specifying a player of the play position extracted as the difference or the strange situation through the image analyzing apparatus.

12. The fraud detection system according to claim 11, wherein the control device has a caution function of informing about the existence of the specified player in another gaming table when the specified player departs and arrives at the other gaming table.

13. The fraud detection system according to claim 1, wherein the control device has at least one of functions of determining as to:

1) whether or not there is movement of chips during the time interval from the start of extraction of cards or from the game start operation of the dealer before the win or lose result of the game is displayed by the card distribution device in each game;

2) whether or not there is movement of chips by a person other than the dealer during the time interval when the dealer collects chips wagered by the losers among the game participants after the end of each game;

3) whether or not a chip is added during the time interval when the dealer collects chips wagered by the losers among the game participants after the end of each game;

4) whether or not the dealer performs payment for a position of chips wagered by the winner among the game participants after the end of each game; and

5) whether or not the winner among the game participants receives wagered chips and paid chips after the end of each game.

14. The fraud detection system according to claim 1, wherein the win/lose result determining apparatus is a card distribution device which distributes the cards on the gaming table or a control device which determines the win or lose result of each game from information of the image analyzing apparatus reading the cards distributed on the gaming table by using a camera.

15. A fraud detection system in a casino having a plurality of gaming tables, comprising:

a game recording apparatus which records a progress of a game played on the gaming table as an image through a camera;

an image analyzing apparatus which performs image analysis on the image of the recorded progress of the game;

a card distribution device which determines a win or lose result of each game on the gaming table;

an intelligence type control device which detects fraud practiced on the gaming table by using a result of the image analysis by the image analyzing apparatus and a win or lose result determined by the card distribution device;

wherein the card distribution device has a structure capable of reading ranks of the cards distributed, and

wherein the intelligence type control device has a structure capable of determining match or mismatch by checking information on the rank obtained from the image of each card distributed on the gaming table by the image analyzing apparatus and information on the rank of the card read by the card distribution device.

16. A fraud detection system in a casino having a plurality of gaming tables, comprising:

a game recording apparatus which records a progress of a game played on the gaming table as an image through a camera;

an image analyzing apparatus which performs image analysis on the image of the recorded progress of the game;

a card distribution device which determines a win or lose result of each game on the gaming table;

an intelligence type control device which detects fraud practiced on the gaming table by using a result of the image analysis by the image analyzing apparatus and a win or lose result determined by the card distribution device;

wherein the image analyzing apparatus or the intelligence type control device has an artificial intelligence utilizing type structure or a deep learning structure capable of obtaining information on rank of a card from the card which is distributed on the gaming table and is folded or stained by a player.

17. A fraud detection system in a casino having a plurality of gaming tables, comprising:

a game recording apparatus which records a progress of a game played on the gaming table as an image through a camera;

an image analyzing apparatus which performs image analysis on the image of the recorded progress of the game;

a card distribution device which determines a win or lose result of each game on the gaming table;

an intelligence type control device which detects fraud practiced on the gaming table by using a result of the image analysis by the image analyzing apparatus and a win or lose result determined by the card distribution device;

wherein the intelligence type control device recognizes positions, types, and numbers of chips wagered by players through the image analyzing apparatus and determines by image analysis of a progress of the game through the image analyzing apparatus whether or not the collection of the lost chips wagered by each player and the redemption for the winning chips are correctly performed in accordance with a win or lose result of the game.

18. The fraud detection system according to claim 17, wherein the image analyzing apparatus or the intelligence type control device has an artificial intelligence utilizing type structure or a deep learning structure where, although a portion of or the entire chips among a plurality of the chips placed on the gaming table is concealed due to a blind spot of the camera, the information on the type, number, and position of the wagered chips can be obtained.

19. The fraud detection system according to claim 17, wherein the intelligence type control device has an artificial intelligence utilizing type structure or a deep learning structure where comparison calculation according to the win or lose result of the game can be performed on whether or not the recognized amount of the chips in the chip tray of the dealer of the gaming table is increased/decreased according to the collected amount of the lost chips wagered by each player and the paid amount of the winning chips after the end of the game and the settlement.

20. A fraud detection system in a casino having a plurality of gaming tables, comprising:

a game recording apparatus which records a progress of a game played on the gaming table as an image through a camera;

an image analyzing apparatus which performs image analysis on the image of the recorded progress of the game;

a card distribution device which determines a win or lose result of each game on the gaming table;

an intelligence type control device which detects fraud practiced on the gaming table by using a result of the image analysis by the image analyzing apparatus and a win or lose result determined by the card distribution device;

wherein the intelligence type control device has an artificial intelligence utilizing type structure or a deep learning structure capable of recognizing the position and amount of the chips wagered in each play position of the game table and the fraud detection system compares the history of win and lose of each player obtained from the win or lose result of each game and the amount of the acquired chips and statistical data to extract a strange situation.

21. The fraud detection system according to claim 20, wherein the intelligence type control device has an artificial intelligence utilizing type structure or a deep learning structure capable of comparing a state that, at a play position of a certain gaming table, the amount of betting chips at the lost time is smaller than the amount of betting chips at the win time and statistical data to extract a strange situation.

22. The fraud detection system according to claim 20, wherein the intelligence type control device has a structure capable of extracting the strange situation through the image analyzing apparatus or specifying individual players at the player positions where winning of a predetermined amount or more occurs.

23. The fraud detection system according to claim 22, wherein the intelligence type control device has a caution function of informing about the existence of the specified player in another gaming table when the specified player departs and arrives at the other gaming table.

24. A fraud detection system in a casino having a plurality of gaming tables, comprising:

a game recording apparatus which records a progress of a game played on the gaming table as an image through a camera;

a card distribution device which determines a win or lose result of each game on the gaming table;

an image analyzing apparatus which performs image analysis on the image of the recorded progress of the game; and

an intelligence type control device which can detect cash and chips in the game table by using a result of the image analysis by the image analyzing apparatus,

wherein the image analyzing apparatus or the intelligence type control device has an artificial intelligence utilizing type structure or a deep learning structure capable of detecting the exchange of cash and chips on the gaming table in a situation other than the state that the dealer is dealing based on information from the card distribution device or the dealer, capable of recognizing the total amount of the cash or recognizing the total amount of the chips even in the state that a portion of or entire one chip among a plurality of the chips placed on the gaming table as an exchange object is concealed due to a blind spot of the camera, and the fraud detection system compares the total amount of cash placed on the gaming table by the player and the total amount of chips placed by the dealer to determine whether or not the two amounts match with each other.

25. The fraud detection system according to claim 24, wherein the intelligence type control device has an artificial intelligence utilizing type structure or a deep learning structure capable of performing comparison calculation as to whether or not the recognized amount of chips in a chip tray of a dealer of the gaming table is increased or decreased according to a paid amount of the chips corresponding to the exchanged cash after exchange of cash and chips for settlement.

26. The fraud detection system according to claim 24, wherein the intelligence type control device has an artificial intelligence utilizing type structure or a deep learning structure where, after the exchange of the cash and the chips for settlement, comparison calculation of match or mismatch between the input amount of the cash according to the input by the dealer and the total amount of the cash according to the result of the image analysis by the image analyzing apparatus can be performed.

27. The fraud detection system according to claim 24, wherein the intelligence type control device has an artificial intelligence utilizing type structure or a deep learning structure capable of performing comparison calculation of match or mismatch between the total input amount of the cash according to the input by the dealer on the gaming table for which the dealer is responsible and the total amount of the cash according to the result of the image analysis by the image analyzing apparatus.

28. A fraud detection system in a casino having a plurality of gaming tables, comprising:

a game recording apparatus which records a progress of a game played on the gaming table as an image;

an image analyzing apparatus which performs image analysis on the image of the recorded progress of the game;

a win/lose result determining apparatus which determines a win or lose result of each game on the gaming table; and

a control device which detects fraud practiced on the gaming table by using a result of the image analysis by the image analyzing apparatus and the win or lose result determined by the win/lose result determining apparatus,

wherein the control device recognizes a position, type, and number of the chips wagered by each player through the image analyzing apparatus or through use of an ID buried in the chip and recognizes a total amount of chips in a chip tray of a dealer of the gaming table, performs addition/subtraction calculation of an increased/decreased amount of the chips in the game calculated from the position, type, and number of the chips wagered by all the players in the game and the win or lose result of the game obtained from the win/lose result determining apparatus from the total amount of the chips in the chip tray before the settlement of each game and compares a correct total amount of the chips in the chip tray after end of the game and settlement and an actual total amount of the chips in the chip tray at the time of the end of the game obtained through the image analyzing apparatus or through use of an ID buried in the chip to determine whether or not there is difference between the correct total amount and the actual total amount.

29. The fraud detection system according to claim 28, wherein the control device recognizes the position, type, and number of the chips wagered by each player through the image analyzing apparatus or through use of an ID buried in the chip, recognizes the actual total amount of the chips in the chip tray at the time when the collection of all the amount of the lost chips wagered by each player is ended, and compares the correct total amount of the chips in the chip tray added with the increased amount of the chips in the chip tray in the game from the position, type, and number of the chips wagered by the lost player from the total amount of the chips in the chip tray before the settlement of each game and the actual total amount of the chips in the chip tray to determine whether or not there is difference between the correct total amount and the actual total amount.

30. The fraud detection system according to claim 29, wherein, in the case where the control device compares the correct total amount of the chips in the chip tray added with the increased amount of the chips in the chip tray in the game from the position, type, and number of the chips wagered by the lost player from the total amount of the chips in the chip tray before the settlement of each game and the actual total amount of the chips in the chip tray and determines that there is no difference between the correct total amount and the actual total amount and the control device compares the correct total amount of the chips in the chip tray after the end of the game and the settlement and the actual total amount of the chips in the chip tray at the time of the end of the game and determines that there is difference between the correct total amount and the actual total amount, the control device determines a mistake in payment and generates a payment mistake signal indicating the mistake in payment.

31. The fraud detection system according to claim 29, wherein the chip tray is provided with a collection chip tray where the chips wagered by the lost player are collected and temporarily stored, and the image analyzing apparatus and the control device compare the correct amount of chips in the collection chip tray calculated from the position, type, and number of the chips wagered by the lost player and the actual total amount of the chips in the collection chip tray to determine whether or not there is difference between the correct total amount in the collection chip tray and the actual total amount.

32. The fraud detection system according to claim 28, wherein acquisition of the actual total amount of the chips in the chip tray after the end of the game and the settlement is performed any one of:

1) the time when redemption for the winning chips is ended;

     2) the time when the cards used in the game are collected to be discarded into a discard area of the table;

     3) the time when a predetermined button attached to the win/lose result determining apparatus is pushed; and

     4) the time when a marker representing win or lose is returned to an initial state.

33. The fraud detection system according to claim 28, wherein, when the control device determines that there is difference that the recognized actual total amount of the chips in the chip tray of the dealer of the gaming table does not match with the increased/decreased amount of the chips calculated from the amount of the chips wagered by all the players and the win or lose result of the game, the game recording apparatus is configured to be capable of allocating indexes or time points to the acquired images or reproducing the images specified with a collection scene or a redemption scene of the chips so that the record of the game where the difference occurs can be analyzed in the game recording apparatus.

34. The fraud detection system according to claim 28, wherein the image analyzing apparatus or the control device has a structure where, although a portion of or the entire chips among a plurality of the chips placed on the gaming table is concealed due to a blind spot of the camera, information on the type, number, and position of the wagered chips can be obtained.

35. The fraud detection system according to claim 28, wherein the control device has a structure capable of:

1) recognizing the position, type and number of the chips wagered in each play position of the game table and comparing the history of win and lose of each player obtained from the win or lose result of each game and the amount of the acquired chips and statistical data to extract a strange situation; and

2) comparing a state that, at a play position of a certain gaming table, the amount of betting chips at the lost time is smaller than the amount of betting chips at the win time and statistical data to extract a strange situation.

36. The fraud detection system according to claim 28, wherein the control device performs comparison determination as to whether or not the recognized amount of chips in the chip tray of the dealer of the gaming table is increased or decreased according to the paid amount of the chips corresponding to the exchanged cash or the paid amount of the cash corresponding to the exchanged chips after the exchange of cash and chips.

37. The fraud detection system according to claim 36, wherein the control device is further provided with database storing history of exchange of cash and the chips, and by referring to the database in unit of a predetermined time or a day, and the control device is capable of performing comparison determination as to whether or not the recognized amount of the chips in the chip tray of the dealer of the gaming table is increased or decreased according to the paid amount of the chips corresponding to the exchanged cash or the total amount of the paid amount of the cash corresponding to the exchanged chips.

38. The fraud detection system according to claim 28, wherein the control device is capable of specifying a player of the play position extracted as the difference or the strange situation through the image analyzing apparatus.

39. The fraud detection system according to claim 38, wherein the control device has a caution function of informing about the existence of the specified player in another gaming table when the specified player departs and arrives at the other gaming table.

40. The fraud detection system according to claim 28, wherein the control device has at least one of functions of determining as to:

1) whether or not there is movement of chips during the time interval from the start of extraction of cards or from the game start operation of the dealer before the win or lose result of the game is displayed by the card distribution device in each game;

2) whether or not there is movement of chips by a person other than the dealer during the time interval when the dealer collects chips wagered by the losers among the game participants after the end of each game;

3) whether or not a chip is added during the time interval when the dealer collects chips wagered by the losers among the game participants after the end of each game;

4) whether or not the dealer performs payment for a position of chips wagered by the winner among the game participants after the end of each game; and

5) whether or not the winner among the game participants receives wagered chips and paid chips after the end of each game.

41. The fraud detection system according to claim 28, wherein the win/lose result determining apparatus is a card distribution device which distributes the cards on the gaming table or a control device which determines the win or lose result of each game from information of the image analyzing apparatus reading the cards distributed on the gaming table by using a camera.