# US 2021/0243500 A1 · Method and System for Sorting Virtual Cards in a Gaming Environment > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0243500 A1 - Document ID: US20210243500A1 - Status: Published application - Kind: A1 - Application number: 17/165,434 - Filed: 2021-02-02 - Published: 2021-08-05 - Earliest claimed: 2020-02-03 - Assignees: Evolution Malta Limited - Applicants: Evolution Malta Limited - Inventors: Ivan Petrov; Anton Stepanov; Ineta Bucena - Web page: https://patentgrep.com/patent/US20210243500A1 ## CPC - G07F 17/3211: {Display means} - H04N 21/4781: {Games} - A63F 1/06: Card game appurtenances - A63F 13/537: using indicators, e.g. showing the condition of a game character on screen - G07F 17/3225: {Data transfer within a gaming system, e.g. data sent between gaming machines and users} - G07F 17/326: {Game play aspects of gaming systems} - G07F 17/3279: {wherein the competition is one-to-one, e.g. match} - G07F 17/329: {Regular and instant lottery, e.g. electronic scratch cards} - G07F 17/3295: {Games involving skill, e.g. dexterity, memory, thinking} - A63F 13/822: Strategy games; Role-playing games (A63F13/825, A63F13/828 take precedence) - G06F 7/588: {Random number generators, i.e. based on natural stochastic processes} - G07F: COIN-FREED OR LIKE APPARATUS (coin sorting G07D3/00; coin testing G07D5/00; {handling coins or paper currencies apart from payment activated apparatus G07D; payment architectures, schemes or protocols G06Q20/00}) - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION - A63F: CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) ## Abstract Systems and methods for controlling a graphical user interface in a live-game environment are disclosed. The systems and methods comprise obtaining a signal indicative of an output of a Hardware Random Number Generator (HRNG). The output of the HRNG comprising a symbol (e.g. an integer) within a predefined set comprising a plurality M of unique symbols (e.g. 1-75). Further comprising providing a graphical user interface on a display of a remote electronic device, where the graphical user interface comprising a graphical representation having a live video stream (or video feed) of at least the output of the HRNG, and a plurality of graphical elements, each graphical element defining or embodying a virtual card. Further comprising identifying the symbol of the output of the HRNG, determining a virtual card score for each virtual card of the plurality of virtual cards based on the identified symbol, and updating the graphical representation. ## Claims ### Claim 1 A method, comprising: obtaining a signal indicative of an output of a Hardware Random Number Generator, HRNG, the output of the HRNG comprising a symbol within a predefined set comprising a plurality M of unique symbols, wherein the HRNG is configured to output one random symbol from the predefined set for each launch of the HRNG; providing a graphical user interface on a display of a remote electronic device, the graphical user interface comprising: a graphical representation comprising: a live video stream of at least the output of the HRNG; a plurality of graphical elements, each graphical element defining a virtual card, wherein each virtual card has an N×N matrix of randomly arranged unique symbols, wherein the symbols of each virtual card form a subset S of the symbols of the predefined set, wherein a number of elements in the subset S is smaller than a number of elements in the predefined set M; wherein the method further comprises, for each launch of the HRNG: identifying the symbol of the output of the HRNG; determining a virtual card score for each virtual card of the plurality of virtual cards based on the identified symbol; updating the graphical representation by: for each virtual card comprising the identified symbol, marking the identified symbol; re-arranging a layout of the plurality of virtual cards based on the determined virtual card score so to emphasise the virtual card having the highest determined virtual card score. ### Claim 2 (depends on 1) The method according to claim 1, wherein the step of determining a virtual card score comprises: determining a number of un-marked symbols in each column, in each row, and in each diagonal for each virtual card; determining the virtual card score for each virtual card based on the determined number of un-marked symbols, wherein a lower number of un-marked symbols renders in a higher virtual card score. ### Claim 3 (depends on 1) The method according to claim 1, wherein the step of determining a virtual card score comprises: identifying any virtual card of the plurality of virtual cards having only one symbol remaining in order to form a full column, a full row, or a full diagonal of marked symbols, wherein each column, row, or diagonal having only one symbol left in order to form a full column, a full row, or a full diagonal of marked symbols is defined as a potential scoring line; determining the virtual card score for the plurality of virtual cards based on a number of potential scoring lines, where a higher number of potential scoring lines renders in a higher virtual card score. ### Claim 4 (depends on 3) The method according to claim 3, wherein the step of updating the graphical representation further comprises: for each identified virtual card having only one symbol remaining in order to form a full column, a full row, or a full diagonal of marked symbols, marking the un-marked symbol in each potential scoring line; wherein the marking of the un-marked symbol in each potential scoring line is different than the marking of the identified symbol. ### Claim 5 (depends on 1) The method according to claim 1, wherein the step of determining a virtual card score comprises: determining a total number of full columns, full rows, and full diagonals of marked symbols for each virtual card; determining the virtual card score for each virtual card based on the determined total number of full columns, full rows, and full diagonals of marked symbols, wherein a higher total number of full columns, full rows, and full diagonals of marked symbols, renders in a higher virtual card score. ### Claim 6 (depends on 1) The method according to claim 1, further comprising, for each launch of the HRNG: identifying each potential symbol for the plurality of virtual cards, wherein each potential symbol is defined as a single symbol remaining for any virtual card of the plurality of virtual cards to form a full column, a full row, or a full diagonal of marked symbols; wherein the graphical representation further comprises: at least one graphical element comprising information about the identified potential symbol(s). ### Claim 7 (depends on 6) The method according to claim 6, further comprising, for each launch of the HRNG: calculating a number of occurrences of each identified potential symbol in the plurality of virtual cards; calculating a pay-out associated with each identified potential symbol based on the number of occurrences of each identified potential symbol and a predefined pay-out scheme; wherein the at least one graphical element comprising information about the identified potential symbol(s) further comprises information about the pay-out associated with each identified potential symbol; and wherein the step of updating the graphical representation further comprises: grouping the at least one graphical element comprising information about the identified potential symbol(s) based on the calculated pay-out associated with each identified potential symbol. ### Claim 8 (depends on 1) The method according to claim 1, wherein the plurality of graphical elements defining, each defining a virtual card comprises at least twelve graphical elements each defining a virtual card. ### Claim 9 (depends on 1) A computer-readable storage medium storing one or more programs configured to be executed by one or more processors of a processing system, the one or more programs comprising instructions for performing the method according to claim 1. ### Claim 10 A system, comprising control circuitry configured to: obtain a signal indicative of an output of a Hardware Random Number Generator, HRNG, the output of the HRNG comprising a symbol within a predefined set comprising a plurality M of unique symbols, wherein the HRNG is configured to output one random symbol from the predefined set for each launch of the HRNG; provide a graphical user interface on a display of a remote electronic device, the graphical user interface comprising: a graphical representation comprising: a live video stream of at least the output of the HRNG; a plurality of graphical elements, each graphical element defining a virtual card, wherein each virtual card has an N×N matrix of randomly arranged unique symbols, wherein the symbols of each virtual card form a subset S of the symbols of the predefined set, wherein a number of elements in the subset S is smaller than a number of elements in the predefined set M; wherein the control circuitry is further configured to, for each launch of the HRNG: identify the symbol of the output of the HRNG; determine a virtual card score for each virtual card of the plurality of virtual cards based on the identified symbol; update the graphical representation by: for each virtual card comprising the identified symbol, marking the identified symbol; re-arranging a layout of the plurality of virtual cards based on the determined virtual card score so to emphasise the virtual card having the highest determined virtual card score. ### Claim 11 (depends on 10) The system according to claim 10, wherein the step of determining a virtual card score comprises: determining a number of un-marked symbols in each column, in each row, and in each diagonal for each virtual card; determining the virtual card score for each virtual card based on the determined number of un-marked symbols, wherein a lower number of un-marked symbols renders in a higher virtual card score. ### Claim 12 (depends on 10) The system according to claim 10, wherein the step of determining a virtual card score comprises: identifying any virtual card of the plurality of virtual cards having only one symbol remaining in order to form a full column, a full row, or a full diagonal of marked symbols, wherein each column, row, or diagonal having only one symbol left in order to form a full column, a full row, or a full diagonal of marked symbols is defined as a potential scoring line; determining the virtual card score for the plurality of virtual cards based on a number of potential scoring lines, where a higher number of potential scoring lines renders in a higher virtual card score. ### Claim 13 (depends on 10) The system according to claim 10, wherein the step of determining a virtual card score comprises: determining a total number of full columns, full rows, and full diagonals of marked symbols for each virtual card; determining the virtual card score for each virtual card based on the determined total number of full columns, full rows, and full diagonals of marked symbols, wherein a higher total number of full columns, full rows, and full diagonals of marked symbols, renders in a higher virtual card score. ### Claim 14 (depends on 10) The system according to claim 10, wherein the control circuitry is further configured to, for each launch of the HRNG: identify each potential symbol for the plurality of virtual cards, wherein each potential symbol is defined as a single symbol remaining for any virtual card of the plurality of virtual cards to form a full column, a full row, or a full diagonal of marked symbols; wherein the graphical representation further comprises: at least one graphical element comprising information about the identified potential symbol(s). ### Claim 15 (depends on 14) The system according to claim 14, wherein the control circuitry is further configured to, for each launch of the HRNG: calculate a number of occurrences of each identified potential symbol in the plurality of virtual cards; calculate a pay-out associated with each identified potential symbol based on the number of occurrences of each identified potential symbol and a predefined pay-out scheme; wherein the at least one graphical element comprising information about the identified potential symbol(s) further comprises information about the pay-out associated with each identified potential symbol; and wherein the step of updating the graphical representation further comprises: grouping the at least one graphical element comprising information about the identified potential symbol(s) based on the calculated pay-out associated with each identified potential symbol.