Gaming Machine Bonus Retrigging Probability Control

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Solution Overview

Problem

Conventional gaming machines lack a configuration that effectively suppresses the occurrence of bonus games with smaller payouts after a progressive bonus game, leading to reduced player interest and increased processing load due to separate drawing processes for progressive and base games.

Innovation Solution

Implementing a gaming machine with different retrigger winning probability tables for progressive and non-progressive bonus games, where the progressive bonus game loop drawing probability is lower than the non-progressive bonus game loop drawing probability, and allowing the option to shift directly to a base game after a progressive bonus game, thereby reducing the likelihood of retriggering a bonus game with a smaller payout.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a progressive bonus game is triggered and bonus game looping is enabled, then a large payout can be obtained, but a bonus game with smaller payout may be retriggered afterward reducing player interest

Engineering Contradiction:
Improvepayout consistencyVSAvoidplayer engagement
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent changes the probability parameter for bonus game retriggering based on the type of bonus game just completed. After a progressive bonus game, the retrigger probability is set lower than after other bonus games, preventing small payout games from immediately following large payout games and maintaining player engagement

Inventive Principle:
Principle #35Parameter changes

2Reliability

If separate drawing processes are used for progressive bonus games and base games, then drawing outcomes can be controlled independently, but processing load increases and adjustment mechanisms become complex

Engineering Contradiction:
Improvedrawing controlVSAvoidprocessing structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the drawing processes for progressive bonus games and base games into a single unified drawing process. The controller performs one drawing operation that simultaneously determines outcomes for both game types, eliminating the need for separate adjustment mechanisms and reducing processing complexity while maintaining independent control through probability table configurations

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9196118B2Gaming machine which rearranges symbols after varying and displaying the symbols
Publication Date: 2015.11.24 INTERBLOCK DOO
  • US9196118B2 patent drawing
  • US9196118B2 patent drawing
  • US9196118B2 patent drawing

AI summary

A reduction in amusement of gaming which may occur after providing a progressive bonus is suppressed. A gaming machine 1 conducts a revival drawing for a bonus game after finishing the bonus game. A revival winning probability after finishing a progressive bonus game is lower than that after finishing the other bonus games. In the gaming machine 1, it may be configured that the revival drawing after finishing the progressive bonus game is not conducted.