Patent ID: 7252588
Filing Date: 2007-08-07
Classification: A63F

Abstract:
1. A sport video game machine, comprising a computer, a display, and gamer inputs, for simulating a ball sport; wherein the computer generates a plurality of player characters on the display, wherein the player characters are separated into an offense team and a defense team, wherein the offense team attacks a goal of a defense team with a virtual ball, and wherein a size of a hit range used for collision determination of each player character with the virtual ball is changed depending on whether that player is on the offense team or the defense team; wherein at least two hit ranges having different sizes are set in advance, including a wide hit range in the offense that is applied to the player character in the offense team, which keeps the ball and attacks the goal of the other team, and a narrow hit range in the defense that is applied to the player character in the defense team, which is attacked by the offense team that keeps the ball.