Results 101 to 110 of about 3,824 (171)

A Novel Analog Interface Using 3D Printed Electrodes for Mixed Voltage-Current Mode EEG

open access: yesIEEE Access
This work presents a comprehensive study on a novel analog interface for single- and dual-channel electroencephalographic (EEG) analysis, employing current-mode active building blocks (ABBs), specifically the second-generation current conveyor (CCII) and
Andrea Rotondo   +3 more
doaj   +1 more source

Advances in Potential Drop Techniques for Non-Destructive Testing

open access: yes, 2009
In the field of Non-Destructive Testing, Potential Drop (PD) techniques have been used for decades, especially in the petrochemical and power generation industries, for monitoring crack growth and wall thickness variations due to corrosion and/or ...
Sposito, Giuseppe, Sposito, Giuseppe
core   +1 more source

Performance Evaluation of Wavelet De-Noising Schemes for Suppression of Power Line Noise in Electrocardiogram Signals

open access: yesNigerian Journal of Technological Development, 2021
Power line noise introduces distortions to recorded electrocardiogram (ECG) signals. These distortions compromise the integrity and negatively affect the interpretation of the ECG signals.
Y. K. Ahmed, A. R. Zubair
doaj  

A 1.87 µW Capacitively Coupled Chopper Instrumentation Amplifier with a 0.36 mV Output Ripple and a 1.8 GΩ Input Impedance for Biomedical Recording

open access: yesJournal of Low Power Electronics and Applications
Chopper and capacitively coupled techniques are employed in instrumentation amplifiers to create capacitively coupled chopper instrumentation amplifiers (CCIAs) that obtain a high noise power efficiency.
Xuan Phuong Tran   +4 more
doaj   +1 more source

Advanced computational intelligence strategies for mental task classification using electroencephalography signals [PDF]

open access: yes, 2014
University of Technology, Sydney. Faculty of Engineering and Information Technology.Brain-computer interface (BCI) has been known as a cutting-edge technology in the current research. It is able to measure the brain activity directly instead of using the
Chai, R
core  

High-performance 90° hybrid based on a silicon-on-insulator multimode interference coupler [PDF]

open access: yes, 2011
Halir, Robert   +3 more
core   +1 more source

Measurement Approach to Evaluation of Ultra-Low-Voltage Amplifier ASICs

open access: yesMeasurement Science Review
This article presents measurement circuits and a test board developed for the experimental evaluation of prototype chip samples of the Fully Differential Difference Amplifier (FDDA).
Ravasz Richard   +6 more
doaj   +1 more source

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