Magnetic memory and method of manufacturing magnetic memory

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United States of America Patent

PATENT NO 9893121
SERIAL NO

15257112

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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According to one embodiment, a magnetic memory includes a first metal layer including a first metal, a second metal layer on the first metal layer, the second metal layer including a second metal which is more easily oxidized than the first metal, the second metal layer having a first sidewall portion which contacts the first metal layer, and the second metal layer having a second sidewall portion above the first sidewall portion, the second sidewall portion which steps back from the first sidewall portion, a magnetoresistive element on the second metal layer, a third metal layer on the magnetoresistive element, and a first material which contacts a sidewall portion of the magnetoresistive element and the second sidewall portion of the second metal layer, the first material including an oxide of the second metal.

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Patent Owner(s)

  • SK HYNIX INC.;TOSHIBA MEMORY CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hwang, Ji Hwan Dongjak-gu Seoul, KR 15 63
Lee, Min Suk Seongnam-si, KR 39 238
Nakayama, Masahiko Seoul, KR 115 1775
Sonoda, Yasuyuki Seoul, KR 46 480
Sugiura, Kuniaki Seoul, KR 22 228
Yoshikawa, Masatoshi Seoul, KR 146 3621

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