Characterization of Sensitivity of Time Domain MEMS Accelerometer

E Li, J Jian, F Yang, Z Ma, Y Hao, H Chang - Micromachines, 2024 - mdpi.com
This paper characterizes the sensitivity of a time domain MEMS accelerometer. The
sensitivity is defined by the increment in the measured time interval per gravitational …

Analysis of force sensor using polymer optical fiber based on twisting structure

A Ghaffar, Q Li, M Mehdi, S Hussain, YM Jia… - IEEE Sensors …, 2022 - ieeexplore.ieee.org
This article highlights an intensity variation-based force sensor for polymer optical fiber
(POF) that relies on the twisting structure. The sensing phenomena of the sensor rely on …

Multiplexing sensors technique for angle and temperature measurement using polymer optical fiber

A Ghaffar, Q Li, M Mehdi, B Das, IH Alvi, Q Xie… - Infrared Physics & …, 2023 - Elsevier
Various methods are presented to develop fiber optics sensors; among them, the
multiplexing sensor technique requires a complex signal processing procedure that makes a …

Fiber optic sensor embedded in robotic systems for 3-D orientation assessment using polymer fiber

S Hussain, A Ghaffar, SHA Musavi, M Mehdi… - Optical Fiber …, 2023 - Elsevier
The present work is considered to installed sensor system to the robotics system. The
structure of 3-D rotational sensor is based on polymer fiber, where two fibers are twisted to …

Sensitivity enhanced all-fiber displacement sensor compatible with passive and intracavity system based on Lyot filter

R Tian, H Zhang, Y Feng, Q Lu, Z Chen, L Xue… - Optics …, 2023 - Elsevier
An all-fiber high-sensitivity displacement sensor based on 45°-spliced PM Lyot filter is
proposed and its sensing performance is investigated experimentally. The transfer function …

A Low-Cost Relative Humidity Sensor Using Polymer Optical Fiber Based on Intensity Variation

A Ghaffar, S Hussain, SHA Musavi… - IEEE Sensors …, 2024 - ieeexplore.ieee.org
In sensor systems, most sensors are single-point detection, and it is challenging to develop
a multipoint sensor where multiple points can be sensed. This work reports a low-cost …

POF sensor for measurement of the clock and anti-clockwise rotation based on cascading of TMBC

A Ghaffar, M Chhattal, Q Li, M Mehdi, S Ali, S Ali, N Ali… - Optik, 2022 - Elsevier
The developed angle sensors are usually used for either clockwise or an anti-clockwise
direction. Here, we present a relatively new setup of two angle sensors for independent and …

Dynamic rotational sensor using polymer optical fiber for robot movement assessment based on intensity variation

J Shi, A Ghaffar, Y Li, I Mehdi, R Mehdi, F A. Soomro… - Polymers, 2022 - mdpi.com
A complex signal processing technique is usually required to process the data in most
sensor design structures, and integration into real applications is also challenging. This work …

Heat stress effect on polymer optical fibers coated with PVDF polymer matrix using computational method

SM Bendelhoum, Y Guettaf, M Belkheir… - … Experiments and Design, 2023 - Springer
Currently, optical fiber technology from polymethyl methacrylate polymer has seen a huge
implication in various areas of our daily lives, and especially for telecom applications, it is …

Legendre Polynomials-Based Displacement Field Reconstruction of Plate-Type Structures With Quasi-Distributed FBG Sensors

B Tang, J Zhou, F Liu, D Cheng… - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
Structural deformation estimation is of great interest for many engineering fields, such as
aerospace structures, antenna panels, and so on. During operation, however, the direct …