US Patent 8009495 Memories with front end precharge

Methods, apparatuses and systems of operating digital memory where the digital memory device including a plurality of memory cells receives a command to perform an operation on a set of memory cells, where the set of memory cells contains fewer memory cells than the device as a whole and where the device performs the operation including selectively precharging on the front end of the operation, in response to the received command, only a set of bit lines associated with the set of memory cells.