Ultra-low power, emission gate driver with pulse width modulation using low-temperature poly-Si oxide thin-film transistors

J Kim, MM Billah, J Jang - IEEE Electron Device Letters, 2021 - ieeexplore.ieee.org
We report a novel emission gate driver using low-temperature poly-Si oxide (LTPO) thin-film
transistors (TFTs). The proposed circuit consists of eight p-type low-temperature poly-Si …

Field effect-controlled space-charge limited emission triode with nanogap channels

S Srisonphan - IEEE Electron Device Letters, 2021 - ieeexplore.ieee.org
Nanoscale vacuum (airgap) channels have garnered attention as conduits for ballistic
electron transport even under ambient atmospheric conditions. To date only single nanogap …

Poly‐Si Thin‐Film Transistors on Polyimide Substrate for 1 mm Diameter Rollable Active‐Matrix Organic Light‐Emitting Diode Display

S Lee, YJ Cho, B Han, J Lee, S Choi… - Advanced …, 2022 - Wiley Online Library
Thin‐film transistor (TFT) backplanes on polyimide (PI) substrate are widely used for
foldable active‐matrix organic light‐emitting diode (AMOLED) display. The low‐temperature …

Experimental and numerical study of Si annealed by laser sources of the visible spectrum (red and blue wavelength)

Y Son, J Shin - Vacuum, 2023 - Elsevier
Laser annealing (LA) is an increasingly important process in the semiconductor
manufacturing industry. So far, lasers of nonvisible spectrum have been mostly used for …

Extremely foldable LTPS TFT backplane using blue laser annealing for low‐cost manufacturing of rollable and foldable AMOLED display

S Lee, Y Do, D Kim, J Jang - Journal of the Society for …, 2021 - Wiley Online Library
The crystallization of a‐Si by blue laser annealing (BLA) is introduced for low‐cost, high‐
resolution thin‐film transistor (TFT) backplanes for foldable and rollable AMOLED displays …

High Temperature Solid Phase Crystallization of a-Si on Glass by Short Time Blue Laser Exposure for Display Backplane

M Choi, S Lee, S Kang, S Jang… - IEEE Electron Device …, 2022 - ieeexplore.ieee.org
We report solid-phase crystallization (SPC) of amorphous silicon (a-Si) using blue laser
annealing (BLA) and its application to thin film transistor (TFT). The a-Si film on glass was …

High performance dual gate blue laser annealed poly-Si thin-film transistor for high-resolution displays

DY Jeong, MM Billah, AB Siddik, B Han… - … on Electron Devices, 2021 - ieeexplore.ieee.org
We report a dual gate (DG), low-temperature polysilicon (LTPS) thin-film transistor (TFT)
using blue laser annealing (BLA) of amorphous silicon. The DG TFTs with variable bottom …

Blue Laser Diode Annealed Top-Gate Low Temperature Poly-Si TFTs With Low Resistance of Source/Drain From Deposited n+ Layer

H Xu, G Wan, X Wang, X Zhou, J Liu, J Li… - IEEE Journal of the …, 2024 - ieeexplore.ieee.org
In this letter, a high performance and large area feasible top-gate low-temperature
polysilicon thin film transistor (LTPS TFT) technology is reported. The poly-Si active layer …

Bottom-gate Poly-Si Thin Film Transistors Fabricated by Blue Laser Diode Annealing and Their Reliability Under DC and AC Bias Stresses

MM Billah, S Kang, J Jang… - IEEE Electron Device …, 2024 - ieeexplore.ieee.org
We investigate the electrical reliability of inverted staggered low-temperature poly-Si (LTPS)
thin-film transistors (TFT) under direct and alternate current (DC and AC gate pulses) …

Amorphous InGaZnO/poly-Si coplanar Heterojunction TFT for memory applications

DY Jeong, MM Billah, J Jang - IEEE Electron Device Letters, 2021 - ieeexplore.ieee.org
We report a heterojunction, nonvolatile memory (NVM) device with amorphous indium-
gallium-zinc oxide (a-IGZO) and low-temperature polysilicon (LTPS) stack. The LTPS layer …