Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 10, 2019
Patent Application Number
16211723
Date Filed
December 6, 2018
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present disclosure, in some embodiments, relates to a resistive random access memory (RRAM) device. The RRAM device includes a lower electrode over a conductive interconnect, and an upper electrode over the lower electrode. A data storage structure is disposed between the lower electrode and the upper electrode. The data storage structure includes a plurality of metal oxide layers having one or more metals from a first group of metals. A concentration of the one or more metals from the first group of metals changes as a distance from the lower electrode increases.
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