Sub-lithographic patterning of magnetic tunneling junction devices

Y Lu - US Patent 9,362,336, 2016 - Google Patents
A method for fabricating a magnetic tunnel junction (MTJ) device includes creating a recess
within a second patterning layer, in which a first patterning layer overhangs the recessed …

Etch-resistant protective coating for a magnetic tunnel junction device

Y Lu, C Park, WC Chen - US Patent 9,349,939, 2016 - Google Patents
A method of forming a magnetic tunnel junction (MTJ) device includes forming a spacer on
an exposed side portion of the MTJ device. The method further includes forming an etch …

Magnetic tunnel junction with reduced damage

CH Diaz, RL Lee - US Patent 9,905,751, 2018 - Google Patents
A method includes patterning a metal layer to form a plurality of bottom electrode features,
forming a Magnetic Tunnel Junction (MTJ) stack by a line-of-sight deposition process such …

Method of forming a magnetic tunnel junction device

X Li - US Patent 8,680,592, 2014 - Google Patents
A method of forming a magnetic tunnel junction device is disclosed that includes forming a
trench in a substrate, the trench including a first sidewall, a second sidewall, a third sidewall …

Magnetic tunnel junction structure

X Li - US Patent 9,029,170, 2015 - Google Patents
A magnetic tunnel junction (MTJ) device is formed by a process that includes forming a
trench in a substrate and depositing an MTJ structure within the trench. The MTJ structure …

Replacement conductive hard mask for multi-step magnetic tunnel junction (MTJ) etch

Y Lu, C Park, WC Chen - US Patent 9,269,893, 2016 - Google Patents
A multi-step etch technique for fabricating a magnetic tunnel junction (MTJ) apparatus
includes forming a first conductive hard mask on a first electrode of the MTJ apparatus for …

Method of forming a magnetic tunnel junction device

X Li - US Patent 7,781,231, 2010 - Google Patents
(57) ABSTRACT A method of manufacturing a magnetic tunnel junction device is disclosed
that includes forming a trench in a Sub strate, depositing a conductive terminal within the …

Magnetic tunnel junction and method for fabricating a magnetic tunnel junction

X Li, K Lee, WC Chen, Y Lu, C Park… - US Patent App. 14 …, 2015 - Google Patents
An improved magnetic tunnel junction device and methods for fabricating the improved
magnetic tunnel junction device are provided. The provided two-etch process reduces …

Fabrication process for a magnetic tunnel junction device

G Stojakovic, RM Ranade, I Kasko, J Neutzel… - US Patent …, 2006 - Google Patents
(57) ABSTRACT A method of fabricating a magnetic tunnel junction (MTJ) device is
provided. A patterned hard mask is oxidized to form a Surface oxide thereon. An MTJ Stack …

Magnetic tunnel junction and method for fabricating a magnetic tunnel junction

X Li, K Lee, WC Chen, Y Lu, C Park… - US Patent 9,142,762, 2015 - Google Patents
US9142762B1 - Magnetic tunnel junction and method for fabricating a magnetic tunnel junction
- Google Patents US9142762B1 - Magnetic tunnel junction and method for fabricating a …