Fast writing non-volatile memory with main and auxiliary...

Static information storage and retrieval – Floating gate – Particular biasing

Reexamination Certificate

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C365S185090, C365S185110, C365S185280, C711S103000, C711S104000, C711S206000, C711SE12008, C711SE12058

Reexamination Certificate

active

08050106

ABSTRACT:
A method writes data in a non-volatile memory comprising memory cells that are erased before being written. The method comprises the steps of providing a main non-volatile memory area comprising target pages, providing an auxiliary non-volatile memory area comprising auxiliary pages, providing a look-up table to associate to an address of invalid target page an address of valid auxiliary page, and, in response to a command for writing a piece of data in a target page writing the piece of data as well as the address of the target page in a first erased auxiliary page, invalidating the target page, and updating the look-up table.

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