Programming algorithm for improved flash memory endurance and retention

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United States of America Patent

PATENT NO 9514823
SERIAL NO

14794741

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Abstract

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A method applies a first set of consecutive pulses to flash memory cells in one or more flash memory devices to program the flash memory cells using a first pulse increment, a voltage of each consecutive pulse of the first set being incremented by the first pulse increment. On receiving an indication that the flash memory cells are partially programmed after the first set of consecutive pulses is applied, the first pulse increment is adjusted to an adjusted pulse increment based on a number of program/erase cycles associated with the flash memory cells. A second set of consecutive pulses to the flash memory cells is then applied using the adjusted pulse increment, a voltage of each consecutive pulse of the second set being incremented by the adjusted pulse increment.

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Patent Owner(s)

Patent OwnerAddress
WESTERN DIGITAL TECHNOLOGIES INC3355 MICHELSON DRIVE SUITE 100 IRVINE CA 92612

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Melik-Martirosian, Ashot San Jose, US 44 1269

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