Patent ID: 9129491
Filing Date: 2015-09-08
Classification: G07F

Abstract:
1. A method of controlling a wagering machine having 1) a first display area at which a plurality of symbols are displayed on a plurality of reels or in a plurality of columns and are rearranged; 2) a controller; 3) a value-addition mechanism by which a player is able to add to the wagering machine value to be bet; and 4) a pay-out mechanism by which currency or other gaming value can be paid out to the player or credited to an available-betting-amount account in accordance with a final outcome of a game once it has been played, the method being executed by the controller and comprising: as a result of value having been bet and during a first, base game, rearranging the symbols according to weights or probabilities in a first symbol determination table and, upon switching from the base game to a second, bonus game, switching operation of the wagering machine from being in accordance with the first symbol determination table to being in accordance with weights or probabilities in a second symbol determination table; during the second, bonus game, controlling rearrangement of the symbols in accordance with the second symbol determination table such that winning combinations of symbols other than a predetermined symbol do not occur; and awarding currency or other gaming value in accordance with the final outcome of the game once it has been played.