Results 41 to 50 of about 3,421,577 (197)

A novel gate-all-around with back-gate (GAAB) 3D NAND flash memory structure for high performance with disturbance-less program operation

open access: yesMemories - Materials, Devices, Circuits and Systems, 2023
In this paper, we propose a gate-all-around with back-gate (GAAB) 3D NAND flash memory structure for high performance and reliability. First, in the selected string, we confirmed that the proposed structure can improve program performance using negative ...
Jae-Min Sim   +6 more
doaj   +1 more source

Impact of Stacking-Up and Scaling-Down Bit Cells in 3D NAND on Their Threshold Voltages

open access: yesMicromachines, 2022
Over the past few decades, NAND flash memory has advanced with exponentially-increasing bit growth. As bit cells in 3D NAND flash memory are stacked up and scaled down together, some potential challenges should be investigated.
Dongwoo Lee, Changhwan Shin
doaj   +1 more source

FLARE: A design environment for FLASH-based space applications [PDF]

open access: yes, 2009
Designing a mass-memory device (i.e., a solid-state recorder) is one of the typical issues of mission-critical space system applications. Flash-memories could be used for this goal: a huge number of parameters and trade-offs need to be explored.
Stefano Di Carlo   +8 more
core   +1 more source

Charge Loss Induced by Defects of Transition Layer in Charge-Trap 3D NAND Flash Memory

open access: yesIEEE Access, 2021
In charge-trap (CT) three-dimensional (3D) NAND flash memory, the transition layer between Si3N4 CT layer and SiO2 tunneling layer is inevitable, and the defects in the transition layer are expected to cause both lateral and vertical charge loss.
Fei Wang   +3 more
doaj   +1 more source

A Behavioral Compact Model of 3D NAND Flash Memory

open access: yesCoRR, 2018
We present a behavioral compact model of 3D NAND flash memory for integrated circuits and system-level applications. This model is easy to implement, computationally efficient, fast, accurate and effectively accounts for the different parasitic capacitance coupling effects applicable to the 3D geometry of the vertical channel Macaroni body charge-trap ...
Shubham Sahay, Dmitri B. Strukov
openaire   +2 more sources

Analysis of High-Temperature Data Retention in 3D Floating-Gate nand Flash Memory Arrays

open access: yesIEEE Journal of the Electron Devices Society, 2023
In this paper, we present a detailed experimental investigation of high-temperature data retention in 3D floating-gate NAND Flash memory arrays. Data reveal that charge detrapping from the cell tunnel oxide and depassivation of traps in the string ...
Gerardo Malavena   +4 more
doaj   +1 more source

Adaptive Pulse Programming Scheme for Improving the Vth Distribution and Program Performance in 3D NAND Flash Memory

open access: yesIEEE Journal of the Electron Devices Society, 2021
For triple-level or quad-level 3D NAND flash memory, narrowing the Vth distribution of each state without influencing page program performance is one of the challenges.
Zhichao Du   +6 more
doaj   +1 more source

Flash-Cosmos: In-Flash Bulk Bitwise Operations Using Inherent Computation Capability of NAND Flash Memory

open access: yes, 2022
International audienceBulk bitwise operations, i.e., bitwise operations on large bit vectors, are prevalent in a wide range of important application domains, including databases, graph processing, genome analysis, cryptography, and hyper-dimensional ...
Park, Jisung   +8 more
core   +3 more sources

Controlling the Carrier Injection Efficiency in 3D Nanocrystalline Silicon Floating Gate Memory by Novel Design of Control Layer

open access: yesNanomaterials, 2023
Three-dimensional NAND flash memory with high carrier injection efficiency has been of great interest to computing in memory for its stronger capability to deal with big data than that of conventional von Neumann architecture.
Hongsheng Hu   +8 more
doaj   +1 more source

Impact of Cycling Induced Intercell Trapped Charge on Retention Charge Loss in 3-D NAND Flash Memory

open access: yesIEEE Journal of the Electron Devices Society, 2020
As the 3D NAND technology developing toward more and more stack layers, it is essential to shrink the gate length (Lg) and inter-gate space (Ls). However, one of key concerns of scaling Lg/Ls 3D NAND flash is post-cycling data retention characteristics ...
Xinlei Jia   +11 more
doaj   +1 more source

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