Bit-cell level optimization for non-volatile memories using magnetic tunnel junctions and spin-transfer torque switching

X Fong, SH Choday, K Roy - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
elements for resistive memories. Hence, there is a need to develop optimization techniques
for bit-cellMagnetic tunneling junction (MTJ) is a device belonging to memristive systems [1] …

A hybrid magnetic/complementary metal oxide semiconductor three-context memory bit cell for non-volatile circuit design

B Jovanović, RM Brum, L Torres - Journal of Applied Physics, 2014 - pubs.aip.org
… -transfer torque magnetic tunnel junctions (STT-MTJs) as non-volatile storage elements. The
… Early MTJ devices were switched by a magnetic fields generated by two current carrying …

All-magnetic magnetoresistive random access memory based on four terminal mCell device

DM Bromberg, HE Sumbul, JG Zhu… - Journal of Applied …, 2015 - pubs.aip.org
… each bitcell is comprised entirely of four-terminal magnetic … three-terminal MRAM element
that is switched by current-driven … Array periphery elements (ie, anything not in the bitcell array …

Modeling and design space exploration for bit-cells based on voltage-assisted switching of magnetic tunnel junctions

S Sharmin, A Jaiswal, K Roy - IEEE Transactions on Electron …, 2016 - ieeexplore.ieee.org
… a device-to-bit-cell level simulation framework for voltage-assisted switching of the MTJs,
which … where ζ is a vector with components that are zero mean Gaussian random variables with …

High-density bit patterned media: Magnetic design and recording performance

MK Grobis, O Hellwig, T Hauet… - IEEE Transactions …, 2010 - ieeexplore.ieee.org
… with a low switching field distribution for bit patterned magnetic recording. The … the composite
components. Media with alternating layers of Co and Pd or Ni has … The bit cell was 50 nm …

A 4-Mb toggle MRAM based on a novel bit and switching method

BN Engel, J Akerman, B Butcher… - IEEE Transactions …, 2005 - ieeexplore.ieee.org
… (MRAM) with a novel magnetic bit cell and toggle switching mode is presented. The circuit …
oxide–semiconductor process with a bit cell size of 1.55 m2. The new bit cell uses a balanced …

Patterned Bit Cell Arrangement and Broadening of Switching Field Distribution Caused by Magneto-Static Interactions

S Xu, J Liu, J Chen, B Liu - IEEE transactions on magnetics, 2012 - ieeexplore.ieee.org
switching field distribution, which arises from the local variations of the media intrinsic
magnetic … from all the surrounding cells is divided into two parts: one is the magneto-static field …

A 1-Mbit MRAM based on 1T1MTJ bit cell integrated with copper interconnects

M Durlam, PJ Naji, A Omair… - IEEE Journal of Solid …, 2003 - ieeexplore.ieee.org
… In this circuit, the magnetic tunnel junction (MTJ) elements … The MRAM bit cell is programmed
by a magnetic field, which … -speed switching and thermal stability of magnetic disk media. In …

Helimagnet-based nonvolatile multi-bit memory units

R Islam, P Li, M Beg, M Sachdev, GX Miao - Applied Physics Letters, 2023 - pubs.aip.org
… by SRAM as the single-bit cell area is equivalent to 150–300 … are stable without an external
magnetic field. Since there is a … y components are 100 times higher than the z components in …

Bit-patterned magnetic recording: Theory, media fabrication, and recording performance

TR Albrecht, H Arora… - IEEE Transactions …, 2015 - ieeexplore.ieee.org
magnetic switching jitter is the magnetic switching field distribution (SFD) normalized by the
head field gradient. There are two contributions to the magnetic … II-B, two distinct components