Results 31 to 40 of about 75,607 (300)

Self-Biased Ultralow Power Current-Reused Neural Amplifier With On-Chip Analog Spike Detections

open access: yesIEEE Access, 2019
An ultralow power 0.6 V neural amplifier with on-chip analog spike detection is presented. A capacitively-coupled instrumentation amplifier (CCIA) with the current-reused and self-biased scheme is proposed to reduce the overall power consumption and to ...
Jongpal Kim, Hyoungho Ko
doaj   +1 more source

Twin‐Wire Sensor Networks

open access: yesAdvanced Sensor Research, 2023
A fundamental limit to high‐density sensing is that adding sensors increases the number of wires, pads, and interconnections. This problem is even worse for low‐values resistive or impedance sensors which, for high accuracy, require 4‐wire measurements ...
Sergio Rossi   +2 more
doaj   +1 more source

Low cost instrumentation amplifier [PDF]

open access: yes, 1974
Amplifier can be used for many applications requiring high input impedance and common mode rejection, low drift, and gain accuracy on order of one percent. Performance of inexpensive amplifier approaches that of some commercial instrumentation amplifiers
Sturman, J. C.
core   +1 more source

A Low Noise Receiver for Submillimeter Astronomy [PDF]

open access: yes, 1986
A broadband, low noise heterodyne receiver, suitable for astronomical use, has been built using a Pb alloy superconducting tunnel junction (SIS). The RF coupling is quasioptical via a bowtie antenna on a quartz lens and is accomplished without any tuning
Miller, R. E.   +3 more
core   +1 more source

Parent Quality of Life at Two Years Following Their Child's Completion of Acute Lymphoblastic Leukemia Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Parents of children treated for acute lymphoblastic leukemia (ALL) often experience significant caregiver burden and disruption to their well‐being. While parent quality of life (QoL) during treatment is well characterized, little is known about outcomes during early survivorship.
Sara Dal Pra   +3 more
wiley   +1 more source

A Chopper Stabilized Current-Feedback Instrumentation Amplifier for EEG Acquisition Applications

open access: yesIEEE Access, 2019
A low-noise, low-power, chopper-stabilized, current-feedback instrumentation amplifier (CFIA) for bio-potential signal acquisition applications is presented. The proposed design includes an ac-coupled chopper-stabilized CFIA to reduce 1/f noise.
Chung-Jae Lee, Jong-In Song
doaj   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Design of Low Power and Low Noise Instrumentation Amplifier for Biopotential Acquisition: A Review

open access: yesIEEE Access
This paper presents a comprehensive review of amplifier design techniques for biomedical sensor implementation focusing on Capacitively Coupled Instrumentation Amplifier (CCIA).
Nahmil Koo
doaj   +1 more source

Noise modeling in a signal conditioning circuit for low power audio application using resistive sensor

open access: yesE3S Web of Conferences, 2016
Piezoresistive sensors convert a physical value into a resistance variation. Often four resistive elements are connected together in a Wheatstone bridge to provide electrical variations of sensors.
Meillère Stéphane   +3 more
doaj   +1 more source

Millivolt signal limiter [PDF]

open access: yes, 1969
Low-voltage limiter circuit suppresses the output of platinum probes at temperatures beyond their operating range. The limiter circuit comprises an operational amplifier with a dual feedback loop.
Hansen, I. G., Peterson, V. S.
core   +1 more source

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