Results 131 to 140 of about 55,562 (312)

Deep Incremental Learning-Driven Human Body Channel Prediction With Adaptive Relay Selection for Enhanced WBAN Performance

open access: yesIEEE Access
With the widespread application of wireless body area networks in medical monitoring and human health management, improving its network performance and reliability has become a key issue.
Yunlin Pan, Yaxuan Ren, Jiasong Mu
doaj   +1 more source

Buckling‐Driven Linearity in Flexible Capacitive Pressure Sensors Based on a Three‐Dimensional Dual‐Pore Polyurethane Structure

open access: yesAdvanced Materials Technologies, EarlyView.
A flexible pressure sensor utilizing a 3D dual‐pore polyurethane structure is developed to overcome the intrinsic trade‐off between sensitivity and linearity. By inducing sequential buckling through distinct pore sizes and shapes, the device achieves highly linear and sensitive responses across a wide pressure range.
Jae Yeong Jang, Jaemin Choi, Young Jung
wiley   +1 more source

Technologies of Wireless Power Transmission

open access: yesIEEJ Transactions on Power and Energy, 2010
There are three types of the wireless power transmission ; inductive coupling, radio wave, and resonance coupling. These are the same technologies based on Maxwell equations, however, method of the power transmission is different and characteristics are different.
openaire   +2 more sources

Upcycling Compact Discs Into Ultra‐Stable, Flexible, and Stretchable Nanoporous Gold Electrodes for Enhanced Biosensing Performance

open access: yesAdvanced Materials Technologies, EarlyView.
This article highlights the development of robust and high‐performance flexible and stretchable biosensors that maintain long‐term functionality and optimal electrical conductivity under mechanical deformation, utilizing sustainable and cost‐effective manufacturing principles.
Mousa H. Aldosari, Ahyeon Koh
wiley   +1 more source

Optimization based on frequency and driving voltage control for wireless power transmission system [PDF]

open access: yes, 2013
This paper presents the frequency and driving voltage control based on PID controller for wireless power transmission system to restrain the influence of external disturbance and the movement of receiver coil.
Shao Q(邵琪)   +3 more
core  

Testing and Simulation of Multilayer Polyvinylidene Fluoride‐Based Piezoelectric Energy Harvester Devices

open access: yesAdvanced Materials Technologies, EarlyView.
The study considers the use of polymer/dielectric‐based multilayers piezoelectric Energy Harvesters (EH) to produce an output voltage and current, by exploiting the mechanical energy provided by human organs movements. In particular, the heart motion is considered from the kinematic viewpoint, and a multiphysics theoretical model is developed to assess
Hamdi Ezzin   +5 more
wiley   +1 more source

Adhoc mobile power connectivity using a wireless power transmission grid. [PDF]

open access: yesSci Rep, 2021
Gaire P   +4 more
europepmc   +1 more source

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