Results 11 to 20 of about 7,866 (268)
Chopper Stabilized Low Resistance Comparator [PDF]
Sensors, 2009 The paper describes an improvement of the chopper method for elimination of parasitic voltages in a low resistance comparison and measurement procedure. The basic circuit diagram along with a short description of the working principle are presented and the appropriate low resistance comparator prototype was designed and realized.
Dragan R. Milivojevic +1 more
openaire +3 more sources
Supercapacitors Based Power Supply Design for Toroidal Field Coil of Upgrade Damavand Tokamak [PDF]
مجله علوم و فنون هستهای, 2023 In this study, the current discharge and the power supply system of toroidal field (TF) coils of Damavand tokamak have been designed and simulated to increase the magnetic field time and consequently the plasma duration.
H. Rasouli +4 more
doaj +1 more source
Design of sigma-delta modulator 10-16 bits for resolver digital converter
Dianzi Jishu Yingyong, 2022 In this paper, a sigma-delta modulator for 10-16 bit resolver digital converter is designed. The modulator is a second-order structure. On this basis, a chopper modulator circuit is added to eliminate the flicker noise.
Gu Jun, Zhang Guohua, Zhu Xiaoyu
doaj +1 more source
Applied Sciences, 2020 This paper proposes a low noise readout integrated circuit (IC) with a chopper-stabilized multipath operational amplifier suitable for a Wheatstone bridge sensor.
Kwonsang Han +7 more
doaj +1 more source
Applied Sciences, 2020 This paper presents a low-noise reconfigurable sensor readout circuit with a multimodal sensing chain for voltage/current/resistive/capacitive microsensors such that it can interface with a voltage, current, resistive, or capacitive microsensor, and can ...
Donggeun You +10 more
doaj +1 more source
Chopper-Stabilized Instrumentation Amplifier with Automatic Frequency Tuning Loop [PDF]
Micromachines, 2018 A variable-gain chopper-stabilized instrumentation amplifier (chopper IA), which employs a low pass filter (LPF) to attenuate the up-converted noise at the chopping frequency, is presented. The circuit is designed and fabricated with Taiwan Semiconductor Manufacturing Company (TSMC) (Hsinchu, Taiwan) 0.18 μm complementary metal-oxide-semiconductor ...
Chen-Mao Wu +3 more
openaire +4 more sources
Applied Sciences, 2021 In this paper, a low-power and low-noise readout circuit for resistive-bridge microsensors is presented. The chopper-stabilized, recycling folded cascode current-feedback instrumentation amplifier (IA) is proposed to achieve the low-power, low-noise, and
Gyuri Choi +7 more
doaj +1 more source
A Dynamic Instrumentation Amplifier for Low-Power and Low-Noise Biopotential Acquisition
Sensors, 2016 A low-power and low-noise dynamic instrumentation amplifier (IA) for biopotential acquisition is presented. A dynamic IA that can reduce power consumption with a timely piecewise power-gating method, and noise level with an alternating input and chopper ...
Jongpal Kim, Hyoungho Ko
doaj +1 more source
Applied Sciences, 2022 A low-noise and -power readout integrated circuit (IC) for two-electrode electrocardiogram (ECG) recording is developed in this study using a common-mode charge pump (CMCP) for a robust 20-VPP common-mode interference (CMI).
Kyeongsik Nam +7 more
doaj +1 more source
A 0.35 μm CMOS 17-bit@40-kS/s cascade 2-1 ΣΔ modulator with programmable gain and programmable chopper stabilization [PDF]
, 2005 This paper describes a 0.35μm CMOS chopper-stabilized Switched-Capacitor 2-1 cascade ΣDelta; modulator for automotive sensor interfaces. For a better fitting to the characteristics of different sensor outputs, the modulator includes a programmable set of
Escalera Morón, Sara +5 more
core +1 more source