发明授权
US08743615B2 Read compensation for partially programmed blocks of non-volatile storage 有权
读取非易失性存储部分程序块的补偿

Read compensation for partially programmed blocks of non-volatile storage
摘要:
Read compensation for partially programmed blocks of non-volatile storage is provided. In partially programmed blocks, the threshold voltage distributions may be shifted down relative to their final positions. Upon receiving a request to read a page that is stored in a block, a determination may be made whether the block is partially programmed. If so, then a suitable compensation may be made when reading the requested page. This compensation may compensate for the non-volatile storage elements (or pages) in the block that have not yet been programmed. The amount of compensation may be based on the amount of interference that would be caused to the requested page by later programming of the other pages. The compensation may compensate for shifts in threshold voltage distributions of the requested page that would occur from later programming of other pages.
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