公开(公告)号：US09959067B2

公开(公告)日：2018-05-01

申请号：US14613718

申请日：2015-02-04

Applicant: SanDisk Technologies LLC

Inventor： Niles Yang ,  Jianmin Huang ,  Swati Bakshi

IPC: G06F12/02 ,  G06F3/06 ,  G06F11/08 ,  G11C16/34 ,  G11C29/00 ,  G11C29/44 ,  G11C29/52 ,  G11C11/56

CPC classification number: G06F3/0631 ,  G06F3/0616 ,  G06F3/064 ,  G06F3/0679 ,  G06F3/0688 ,  G06F11/08 ,  G11C11/5642 ,  G11C16/349 ,  G11C29/00 ,  G11C29/4401 ,  G11C29/52 ,  G11C29/76

Abstract: An individual block health metric value calculated for each of a plurality of blocks from a combination of factors including at least program-erase cycle count and error rate is used to order the plurality of blocks in order of block health metric values in an ordered list. Subsequently, a block may be selected for use according to a position of the block in the ordered list.