Protection register for a phase-change memory

Details Protection register for a phase-change memory Protection register for a phase-change memory

2011-03-29

2011-03-29

Auduong, Gene N. (Department: 2827)

Static information storage and retrieval

Systems using particular element

Amorphous

C365S148000, C365S228000

Reexamination Certificate

active

07916526

ABSTRACT:
A memory device including a memory array comprising a set of phase change memory cells configured to store data. The memory device further includes a protection register including a set of protection cells configured to store protection information of the memory cells. The protection cells of the protection register are memory cells of the memory array.

REFERENCES:
patent: 5901326 (1999-05-01), Gildea et al.
patent: 5930826 (1999-07-01), Lee et al.
patent: 2004/0179394 (2004-09-01), Ovshinsky et al.
patent: 2010/0165765 (2010-07-01), Yu et al.
U.S. Appl. No. 12/346,701, filed Dec. 30, 2008, to Chin-Tin Tina Yu et al.

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