JACKPOT AWARDS ON A GAMING MACHINE
First Claim
1. A gaming system that provides a game in which a plurality of symbols are selected from one or more symbol sets and presented on a display to form one or more combinations and if the combinations includes a winning combination, the gaming system awards an award, the gaming system awarding a jackpot dependent on the occurrence of a jackpot winning event that includes the occurrence of one or more jackpot symbols, the gaming system including a user interface in communication with a game controller that allows the player to select a wager, wherein if all other variables of the game remained constant at least one aspect of the wager is variable disproportionately to the probability of the jackpot being awarded, and wherein the size of at least one of the symbol sets from which the one or more jackpot symbols are selected is variable between game plays, dependent on said at least one aspect of the wager, so as to maintain at least an approximately constant probability of the jackpot being won despite variations in said at least one aspect of the wager.
5 Assignments
0 Petitions
Accused Products
Abstract
A method for use with a gaming system that provides a game in which a plurality of symbols are selected and presented on a display to form one or more combinations includes: providing a base game, providing a feature game on the occurrence of a first event during play of the base game, awarding a jackpot on the occurrence of a second event during play of the feature game, and varying the probability of both the first and the second events dependent on at least an aspect of a wager placed by a player to play the base game, wherein said variation maintains at least an approximately constant probability of the jackpot being won despite variations in said aspect of the wager.
15 Citations
20 Claims
- 1. A gaming system that provides a game in which a plurality of symbols are selected from one or more symbol sets and presented on a display to form one or more combinations and if the combinations includes a winning combination, the gaming system awards an award, the gaming system awarding a jackpot dependent on the occurrence of a jackpot winning event that includes the occurrence of one or more jackpot symbols, the gaming system including a user interface in communication with a game controller that allows the player to select a wager, wherein if all other variables of the game remained constant at least one aspect of the wager is variable disproportionately to the probability of the jackpot being awarded, and wherein the size of at least one of the symbol sets from which the one or more jackpot symbols are selected is variable between game plays, dependent on said at least one aspect of the wager, so as to maintain at least an approximately constant probability of the jackpot being won despite variations in said at least one aspect of the wager.
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2. A gaming system that provides a game in which a plurality of symbols are selected from a plurality of symbol sets and presented on a display to form one or more combinations and if one or more of said combinations on which the player has staked a wager includes a winning combination, the gaming system awards an award, the gaming system awarding a jackpot dependent on the occurrence of a jackpot winning event that includes the occurrence of one or more jackpot symbols, the gaming system including a user interface in communication with a game controller that allows the player to select at least one of a first wager aspect and a second wager aspect, the first wager aspect being the number of said combinations on which to stake a wager and the second wager aspect being the amount to stake on the selected combinations, wherein the size of at least one of the symbol sets from which the one or more jackpot symbols are selected is variable between game plays, dependent on at least one of the first and second wager aspects, so as to maintain at least an approximately constant chance of the jackpot being won despite variations in the first and/or second wager aspects.
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14. A method for use with a gaming system that provides a game in which a plurality of symbols are selected and presented on a display to form one or more combinations and if one or more of said combinations on which the player has staked a wager includes a winning combination, the gaming system awards an award, the method including:
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awarding a jackpot dependent on the occurrence of a jackpot winning combination that includes one or more jackpot symbols during play of the game; receiving a selection of at least one of a first wager aspect and a second wager aspect, the first wager aspect being the number of said combinations on which to stake a wager and the second wager aspect being the amount to stake on the selected combinations; dependent on the received selection varying the number of symbols in at least one of the symbol sets from which the jackpot symbols are selected, so as to maintain at least an approximately constant chance of the jackpot being won despite variations in the first and/or second wager aspects. - View Dependent Claims (15)
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- 16. A gaming system that provides a game in which a plurality of symbols are selected from one or more symbol sets and presented on a display to form one or more combinations and if the combinations include a winning combination, the gaming system awards an award, the gaming system awarding a jackpot dependent on the occurrence of a jackpot winning event that includes a first event in a base game of the game and a second event in a feature game of the game, both the first and the second events occurring with a probability in their respective base and feature games between zero and one, the gaming system including a user interface in communication with a game controller that allows the player to select a wager, wherein if all other variables of the game remained constant at least one aspect of the wager is variable disproportionately to the probability of the jackpot being awarded, wherein the probability of both the first and the second event is varied, dependent on said aspect of the wager, so as to maintain at least an approximately constant probability of the jackpot being won despite variations in said at least one aspect of the wager.
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19. A method for use with a gaming system that provides a game in which a plurality of symbols are selected and presented on a display to form one or more combinations, the method including:
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providing a base game; providing a feature game on the occurrence of a first event during play of the base game; awarding a jackpot on the occurrence of a second event during play of the feature game; and varying the probability of both the first and the second events dependent on at least an aspect of a wager placed by a player to play the base game, wherein said variation maintains at least an approximately constant probability of the jackpot being won despite variations in said aspect of the wager. - View Dependent Claims (20)
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Specification