초록

A method of operating a video game which comprises storing at least two different but related playfield displays and changing playfield displays in response to the player-initiated selection of a designated switch, representing a specific game action.

대표청구항 ▼

A method of operating a video game which comprises a video display processor and a video random access memory, said processor including means for addressing said video random access memory to read display elements therefrom for display on a video screen, a central processing unit communicating with

A method of operating a video game which comprises a video display processor and a video random access memory, said processor including means for addressing said video random access memory to read display elements therefrom for display on a video screen, a central processing unit communicating with said video display processor, a replaceable game memory device readable by said central processing unit, said game memory device containing digital data indicative of at least two playfield displays for the video game, said central processing unit being in communication with said game memory device to transfer display data therein to said video random access memory, and player controller means connected to said central processing unit for control of movement or objects on the video display, comprising the steps of storing in said game memory device digital data representative of at least two related playfield displays where one playfield display depicts portions of the other playfield display, transferring data indicative of one playfield display from said game memory device to said video random access memory for display, sensing a first game event in one of said displays and transferring data indicative of a second display from said game memory device to said video random access memory for display, and sensing another game event in said second display and transferring data indicative of said one of said displays to said video random access memory, at least one of the sensing steps being in response to a game player selection made by a game player through said player controller means. The method of claim 1 wherein one of said displays is a baseball field showing all defensive players, and the other of said displays is an enlarged pitcher and batter together with isolated inserts of the areas about first, second and third bases.