Phase-change memory device

Details Phase-change memory device Phase-change memory device

2011-02-17

2011-12-13

Lam, David (Department: 2827)

Static information storage and retrieval

Systems using particular element

Amorphous

C365S148000, C365S189011, C365S189050

Reexamination Certificate

active

08077507

ABSTRACT:
A phase-change memory device includes a data write control unit configured to generate write control signals according to a data combination of a plurality of input data and output write control codes with a code update period controlled according to an activation period of one of the write control signal, and a data write unit configured to output a program current in response to the write control signals and control a level of the program current according to a code combination of the write control codes.

REFERENCES:
patent: 7349245 (2008-03-01), Kim et al.
patent: 7499316 (2009-03-01), Choi et al.
patent: 7916525 (2011-03-01), Park

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