High accuracy and cost-effective fiber optic liquid level sensing system based on deep neural network

E Dejband, YC Manie, YJ Deng, MA Bitew, TH Tan… - Sensors, 2023 - mdpi.com
In this paper, a novel liquid level sensing system is proposed to enhance the capacity of the
sensing system, as well as reduce the cost and increase the sensing accuracy. The …

Nonlinearity-robust im/dd thz communication system via two-stage deep learning equalizer

P Torkaman, SM Latifi, KM Feng… - IEEE Communications …, 2024 - ieeexplore.ieee.org
Linear and nonlinear impairments restrict the transmission performance of high-speed
terahertz (THz) communication systems. To improve transmission performance, we propose …

Flexible metamaterial quarter-wave plate and its application in blocking the backward reflection of terahertz waves

J Sun, YQ Liu, J Li, X Zhang, H Cai, X Zhu, H Yin - Nanomaterials, 2023 - mdpi.com
A terahertz flexible metamaterial quarter-wave plate (QWP) is designed and fabricated using
polyimide as the substrate in this paper, with a 3 dB axial ratio bandwidth of 0.51 THz and …

High Refractive Index Material for 3D Printing THz Passive Devices

SM Latifii, PJ Yu, SH Yang - 2024 49th International …, 2024 - ieeexplore.ieee.org
Terahertz (THz) technology holds great potential for applications including non-invasive
imaging, spectroscopy, and high-speed telecommunications. Improving imaging precision …

Copper micromachined WR‐2.2 band waveguide and bandpass filter

G Shi, X Wen, H Yang, Y Yu, Z Wang… - Microwave and …, 2024 - Wiley Online Library
This paper presents a WR‐2.2 band (330–500 GHz) waveguide with E‐plane bends and a
waveguide bandpass filter. A micro‐metal additive manufacturing technology employs …

Multiband OFDM-based THz wireless communication system

PC Su, P Torkaman, XW Miao, FK Shih… - … Waves (IRMMW-THz …, 2023 - ieeexplore.ieee.org
This paper presents an experimental investigation of a multiband orthogonal frequency
division multiplexing (OFDM) system for terahertz (THz) communication through various …

Performance analysis of overlay-based cognitive radio networks with MRC/SC and DT/AF/DF

T Le-Thanh, K Ho-Van - Wireless Networks, 2023 - Springer
This paper studies overlay-based cognitive radio networks (ObCRNs) where transmission
from a licensed transmitter (LT) to a licensed receiver (LR) is supported by an unlicensed …

[HTML][HTML] Phase Stabilization of a Terahertz Wave Using Mach–Zehnder Interference Detection

AA Ibrahim, B Li, S Ye, T Shiramizu, H Chen, Y Mikami… - Electronics, 2023 - mdpi.com
As a high-frequency carrier, the terahertz (THz) wave is essential for achieving high-data-
rate wireless transmission due to its ultra-wide bandwidth. Phase stabilization becomes …

A Silicon Micromachined Sub-THz Waveguide with Etch Holes

X Zhao, Y Wen, O Glubokov - 2024 IEEE Asia-Pacific …, 2024 - ieeexplore.ieee.org
This paper explores the impact of etch holes on sub-terahertz (THz) waveguide transmission
performance and presents a silicon micromachined WR-03 waveguide with etch holes. The …

Robust Real-time 4K-UHD Videos Streaming Transmission through Photonic-based Terahertz Wireless Communication System

XW Miao, PC Su, FK Shih, P Torkaman… - 2023 7th IEEE …, 2023 - ieeexplore.ieee.org
This work presents a robust real-time 4K-UHD video streaming transmission through a
broadband terahertz wireless communication system by employing a direct detection …