Patent ID: 7188303
Filing Date: 2007-03-06
Classification: G06F

Abstract:
1. A method of modifying old data, comprising: transferring to a logic engine, new data in a first transfer operation, old data in a second transfer operation; old first parity data in a third transfer operation and old second parity data in a fourth transfer operation; generating in said logic engine a new first parity data using said new data transferred to said logic engine in said first transfer operation, said old data transferred to said logic engine in said second transfer operation, and said old first parity data transferred to said logic engine in said third transfer; and generating in said logic engine a new second parity data using said new data transferred to said logic engine in said first transfer operation, said old data transferred to said logic engine in said second transfer operation, and said old second parity data transferred to said logic engine in said fourth transfer operation.