Superconducting switch having a persistent and a non-persistent state

IM Dayton, EC Gingrich - US Patent 10,923,646, 2021 - Google Patents
Superconducting switch having a persistent and a non persistent state and its use as a
driver in a memory system are described. An example superconducting switch includes a …

Magnetic field sensor having magnetoresistance elements with opposite bias directions

B Cadugan, R Lassalle-Balier, A Latham… - US Patent …, 2020 - Google Patents
(57) ABSTRACT A magnetic field sensor can include a substrate, a first magnetoresistance
element disposed over the substrate and including a first maximum response axis and a first …

Dual manetoresistance element with two directions of response to external magnetic fields

R Lassalle-Balier, P Campiglio - US Patent 10,734,443, 2020 - Google Patents
A material stack includes a first magnetoresistance element with a first direction of response
to an external magnetic field and a second magnetoresistance element with second …

Current sensor using modulation of or change of sensitivity of magnetoresistance elements

B Cadugan, R Lassalle-Balier, A Latham… - US Patent …, 2021 - Google Patents
A current sensor can indirectly measure a sensed current by directly measuring static
perturbing AC magnetic fields with magnetoresistance elements, the perturbing magnetic …

Dual magnetic tunnel junction (DMTJ) stack design

V Sundar, YJ Wang, L Thomas, G Jan, S Patel… - US Patent …, 2020 - Google Patents
A dual magnetic tunnel junction (DMTJ) is disclosed with a PL1/TB1/free
layer/TB2/PL2/cap** layer configuration wherein a first tunnel barrier (TB1) has a …

Three-dimensional (3D) magnetic memory device comprising a magnetic tunnel junction (MTJ) having a metallic buffer layer

M Gajek, M Tzoufras - US Patent 10,693,056, 2020 - Google Patents
A magnetic memory device is provided. The magnetic memory device includes:(i) a
cylindrical core,(ii) a metallic buffer layer that surrounds the cylindrical core,(iii) a first …

Magnetic field sensor that corrects for the effect of a stray magnetic field using one or more magnetoresistance elements, each having a reference layer with the same …

R Lassalle-Balier, B Cadugan - US Patent 10,746,820, 2020 - Google Patents
A magnetic field sensor can include a magnetic field sensor can include a substrate having
a major surface in an xy plane with an x axis and ay axis. The magnetic field sensor can also …

Reversed mode spin torque oscillator with shaped field generation layer

Q Le, Y Ahn, S Okamura, Z Gao, A Goncharov… - US Patent …, 2020 - Google Patents
The present disclosure generally relates to data storage devices, and more specifically, to a
magnetic media drive employing a magnetic recording head. The head includes a trailing …

Magnetic field sensor for measuring an amplitude and a direction of a magnetic field using one or more magnetoresistance elements having reference layers with the …

R Lassalle-Balier, B Cadugan - US Patent 10,670,669, 2020 - Google Patents
(57) ABSTRACT A magnetic field sensor can include a substrate disposed in an xy plane
with x and y axes; one or more magnetoresis tance elements, wherein magnetic directions of …

Methods and systems for writing to magnetic memory devices utilizing alternating current

KD Bozdag, M Gajek, M Tzoufras, EM Ryan - US Patent 10,803,916, 2020 - Google Patents
A method for selectively writing to STT-MRAM using an AC current is provided. The method
is performed in a memory device including two or more multilevel magnetic tunnel junctions …