Static information storage and retrieval – Magnetic shift registers – Bidirectional
Reexamination Certificate
2011-06-14
2011-06-14
Elms, Richard (Department: 2824)
Static information storage and retrieval
Magnetic shift registers
Bidirectional
C365S130000, C365S158000, C365S173000, C365S230070, C365S243500, C977S933000, C977S935000
Reexamination Certificate
active
07961491
ABSTRACT:
Provided are a data storage device using a magnetic domain wall movement and a method of operating the data storage device. The data storage device includes a magnetic layer which has a plurality of magnetic domains, a current applying unit which applies current for a magnetic domain wall movement to the magnetic layer, and a head for reading and writing, wherein the magnetic layer comprises a plurality of perpendicular magnetic layers formed on a substrate in a plurality of rows and columns, and a horizontal magnetic layer formed on the perpendicular magnetic layers to connect the perpendicular magnetic layers.
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Choa Sung-hoon
Kim Eun-sik
Lee Sung-chul
Byrne Harry W
Elms Richard
Harness & Dickey & Pierce P.L.C.
Samsung Electronics Co,. Ltd.
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