A HUMAN NECESSITIES
A63 SPORTS; GAMES; AMUSEMENTS
A63F CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
A63F13/00 Video games, i.e. games using an electronically generated display having two or more dimensions
A63F13/50 Controlling the output signals based on the game progress
A63F13/54 involving acoustic signals, e.g. for simulating revolutions per minute [RPM] dependent engine sounds in a driving game or reverberation against a virtual wall