Patent ID: 6895470

Claim:
In an information processing system including video game apparatus having a video game processing unit for executing a program stored at least in part in an external memory in an external memory system, said external memory system being detachably coupled to said video game apparatus, an enhanced external memory system for use with said video game apparatus, comprising: a connector for detachably electrically coupling said enhanced external memory system to said video game processing unit; an external memory for storing a plurality of video game program instructions; and processing circuitry, coupled to said external memory and coupled, in use, to said video game processing unit via said connector, for executing one or more of said video game program instructions, wherein said processing circuitry enables said information processing system to perform video graphics processing operations that are not performable by said video game processing unit when coupled to an external memory system of a type having no inherent capacity to execute stored program instructions, said video game apparatus being operable either with said enhanced memory system or with a detachable external memory system of a type having no inherent capacity to execute stored program instructions.