Active solid-state devices (e.g. – transistors – solid-state diode – Responsive to non-electrical signal – Magnetic field
Reexamination Certificate
2009-04-17
2011-10-18
Everhart, Caridad (Department: 2895)
Active solid-state devices (e.g., transistors, solid-state diode
Responsive to non-electrical signal
Magnetic field
C257S422000, C257SE29001, C257SE29323
Reexamination Certificate
active
08039913
ABSTRACT:
A magnetic stack with a multilayer free layer having a switchable magnetization orientation, the free layer comprising a first ferromagnetic portion and a second ferromagnetic portion with an electrically conducting non-magnetic intermediate layer between the first portion and the second portion. The magnetic stack also includes a first ferromagnetic reference layer having a pinned magnetization orientation, a first non-magnetic spacer layer between the free layer and the first reference layer, a second ferromagnetic reference layer having a pinned magnetization orientation, and a second non-magnetic spacer layer between the free layer and the second reference layer.
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pat
Feng Xuebing
Gao Zheng
Zheng Yuankai
Campbell Nelson Whipps LLC
Everhart Caridad
Seagate Technology LLC
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