公开(公告)号：US20150221168A1

公开(公告)日：2015-08-06

申请号：US14169688

申请日：2014-01-31

Applicant: IGT

Inventor： George E. Spark-Stahl ,  Bryan D. Wolf ,  Corey Nakamura ,  Dorothy P. Cheung

IPC: G07F17/32

CPC classification number: G07F17/3244 ,  G07F17/3267

Abstract: A gaming system which converts one or more primary game awards to one or more free games and/or one or more opportunities to be provided one or more free games. The quantity of free games provided and the probability of successfully obtaining a free game in association with a free game opportunity are each based on the primary game award and an average expected value associated with each free game.

Abstract translation: 一种游戏系统，其将一个或多个主要游戏奖励转换为一个或多个免费游戏和/或一个或多个机会被提供一个或多个免费游戏。 所提供的免费游戏的数量和与免费游戏机会相关联的成功获得免费游戏的概率分别基于主要游戏奖励和与每个免费游戏相关联的平均期望值。