Multiple phase change materials in an integrated circuit for...

Static information storage and retrieval – Systems using particular element – Amorphous

Reexamination Certificate

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C365S148000, C365S189110

Reexamination Certificate

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07903457

ABSTRACT:
An Integrated circuit includes a plurality of memory cells on a substrate, in which a first set of memory cells uses a first memory material, and a second set of memory cells uses a second memory material. The first and second memory materials have different properties such that the first and second sets of memory cells have different operational memory characteristics, such as switching speeds, retention and endurance.

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