Results 21 to 30 of about 123,487 (278)
Journal of Low Power Electronics and Applications, 2023 This paper presents a capacitively coupled chopper instrumentation amplifier (CCIA) with ultra-low power consumption and programmable bandwidth for biomedical applications.
Xuan Thanh Pham, Kha Hoang
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A Compact Low-Power Chopper Low Noise Amplifier for High Density Neural Front-Ends [PDF]
SensorsThis paper presents a low-power and area-efficient chopper-stabilized low noise amplifier (CS-LNA) for in-pixel neural recording systems. The proposed CS-LNA can be used in a multi-channel architecture, in which the chopper mixers of the LNA are ...
Alessandro Fava +3 more
doaj +2 more sources
IEEE Journal of the Electron Devices SocietyIn this paper, a new architecture for glucose biosensors is proposed, which adopts a Chopper amplifier instead of a conventional instrumentation amplifier (INA) and differential extended gate field effect transistor (EGFET) as the input stage.
Po-Yu Kuo +10 more
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A Chopper Stabilized Current-Feedback Instrumentation Amplifier for EEG Acquisition Applications
IEEE 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
exaly +3 more sources
Applied Sciences, 2019 This paper presents a low-noise multi-path operational amplifier for high-precision sensors. A chopper stabilization technique is applied to the amplifier to remove offset and flicker noise.
Jaesung Kim +7 more
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Journal of Low Power Electronics and ApplicationsChopper 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 Thanh Pham, Kha Hoang
exaly +3 more sources
A 35 nV/√Hz Analog Front-End Circuit with Adjustable Bandwidth and Gain in UMC 40 nm CMOS for Biopotential Signal Acquisition [PDF]
SensorsThis paper presents a 35 nV/√Hz analog front-end (AFE) circuitdesigned in the UMC 40 nm CMOS technology for the acquisition of biopotential signal. The proposed AFE consists of a capacitive-coupled instrumentation amplifier (CCIA) and a combination of a ...
Lu Liu +5 more
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A Low-Noise Amplifier for Submarine Electric Field Signal Based on Chopping Amplification Technology [PDF]
SensorsIn the exploration of ocean resources, the submarine electric field signal plays a crucial role through marine electromagnetic methods. However, due to the field signal’s low-frequency and weak characteristics, it often encounters interference from the ...
Fenghai Liu +4 more
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Zero Drift Infrared Radiation Thermometer Using Chopper Stabilised Pre-Amplifier [PDF]
Applied Sciences, 2020 A zero-drift, mid–wave infrared (MWIR) thermometer constructed using a chopper stabilised operational amplifier (op-amp) was compared against an identical thermometer that utilised a precision op-amp.
Andrew D. Heeley +2 more
doaj +2 more sources
A chopper-stabilized CMOS operational amplifier [PDF]
The chopper-stabilized operational amplifier has good low frequency noise properties. Unfortunately a simple technique for simulation of the chopper-stabilized operational amplifier has not been available.
Ann, Seung-Han
core +6 more sources