Passive and Wireless All‐Textile Wearable Sensor System

V Galli, SK Sailapu, TJ Cuthbert… - Advanced …, 2023 - Wiley Online Library
Mobile health technology and activity tracking with wearable sensors enable continuous
unobtrusive monitoring of movement and biophysical parameters. Advancements in clothing …

Amphibious epidermal area networks for uninterrupted wireless data and power transfer

A Hajiaghajani, P Rwei… - Nature …, 2023 - nature.com
The human body exhibits complex, spatially distributed chemo-electro-mechanical
processes that must be properly captured for emerging applications in virtual/augmented …

Advancements in Passive Wireless Sensing Systems in Monitoring Harsh Environment and Healthcare Applications

W Yue, Y Guo, JC Lee, E Ganbold, JK Wu, Y Li… - Nano-Micro Letters, 2025 - Springer
Recent advancements in passive wireless sensor technology have significantly extended
the application scope of sensing, particularly in challenging environments for monitoring …

A 0.3 V rail-to-rail ultra-low-power OTA with improved bandwidth and slew rate

F Centurelli, R Della Sala, P Monsurrò, G Scotti… - Journal of Low Power …, 2021 - mdpi.com
In this paper, we present a novel operational transconductance amplifier (OTA) topology
based on a dual-path body-driven input stage that exploits a body-driven current mirror …

Wireless Battery‐Free Flexible Sensing System for Continuous Wearable Health Monitoring

C Wu, L Han, Y Dong, M Guo… - Advanced Materials …, 2023 - Wiley Online Library
With the spread of infectious diseases around the world, health monitoring is gaining
importance as a key technology for disease prevention. Contact health monitoring inevitably …

Laser-Induced Graphene-Based Smart Textiles for Wireless Cross-Body Metrics

H Qin, A Hajiaghajani, AR Escobar… - ACS Applied Nano …, 2023 - ACS Publications
Textile-based sensors have emerged as a promising technology for enabling low-burden,
personalized, and on-body biometrics. However, current textile sensors often lack …

Programmable multiwavelength radio frequency spectrometry of chemophysical environments through an adaptable network of flexible and environmentally …

M Dautta, A Hajiaghajani, F Ye, AR Escobar… - Small …, 2022 - Wiley Online Library
Readout of multiparametric environmental signals typically uses discrete sensing formats
that individually require unique signal conditioning circuitry and/or processing pathways …

Passive Wireless Body Joint‐Monitoring Networks with Textile‐Integrated, Strongly Coupled Magnetic Resonators

F Ye, A Hajiaghajani, A Zargari… - Advanced Electronic …, 2024 - Wiley Online Library
Current joint angle monitoring techniques—essential for evaluating biomechanical functions
and rehabilitation outcomes—face significant challenges. These may include dependency …

Body-conformal metamaterials for nearfield power transmission to body-IoT sensor networks

A Hajiaghajani, P Tseng - 2022 Wireless Power Week (WPW), 2022 - ieeexplore.ieee.org
Increasing demand for real-time personalized healthcare and continuous activity monitoring
has been accompanied by an ever-expanding number of wearable and implantable sensors …

Broadside‐Coupled Split Ring Resonators as a Model Construct for Passive Wireless Sensing

KKH Dia, A Hajiaghajani, AR Escobar… - Advanced Sensor …, 2023 - Wiley Online Library
Abstract Passive and wireless Radio‐Frequency (RF) sensors are a unique, enabling
modality for emerging applications in environmental sensing. These sensors exhibit several …