In-field block retiring

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United States of America Patent

PATENT NO 8767467
APP PUB NO 20130332769A1
SERIAL NO

13970055

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Abstract

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Memory devices and methods are disclosed, including a method involving erasing a block of memory cells. After erasing the block, and before subsequent programming of the block, a number of bad strings in the block are determined based on charge accumulation on select gate transistors. The block is retired from use if the number of bad strings exceeds a threshold. Additional embodiments are disclosed.

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Patent Owner(s)

  • MICRON TECHNOLOGY, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Binfet, Jeremy Boise, US 45 65
Furnemont, Arnaud A Boise, US 2 32
Goda, Akira Boise, US 298 4154
Kawal, Koichi Kanagawa, JP 2 6
Krishnamohan, Tejas Mountain View, US 9 174
Parat, Krishna K Palo Alto, US 85 1249
Puzzilli, Giuseppina Boise, US 38 173
Soderling, Brian J Eagle, US 4 32
Stichka, Tyson M Boise, US 4 38

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