Low-noise micro-power chopper amplifier for MEMS gas sensor [PDF]
, 2011 In this paper, a low-noise, low-power and low voltage Chopper Stabilized CMOS Amplifier (CHS-A) is presented and simulated using transistor model parameters of the AMS 0.35 μm CMOS process.
Aguir, K. +5 more
core
A Low-Input Current Chopper Amplifier
, 2012 This thesis describes the implementation of a low input-current chopper amplifier. Chopper amplifiers are attractive in applications where high DC precision is required, due to their low offset, drift & 1/f noise.
Chava, B.C. (author)
core
Design and Performance of a 500 V Pulse Amplifier for the Chopper of the CERN Superonducting H$^-$ LINAC (SPL) [PDF]
, 2002 The Superconducting H- Linac under study at CERN requires a high performance 3 MeV chopper. The pulse amplifier driving the chopper structure has to provide 500 V on 50 W, with rise and fall times below 2 ns at a repetition rate as high as 45 MHz.
Paoluzzi, Μ, Paoluzzi, M
core
DVCC-based very low-offset current-mode instrumentation amplifier
, 2017 This paper presents an alternative implementation of a chopper-modulated current-mode instrumentation amplifier. The structure provides very low-offset voltage at the output due to chopper modulation and residual offset removal path.
Toker, Ali +3 more
core +1 more source
Journal of Low Power Electronics and ApplicationsThis paper introduces a novel analog-to-digital converter (ADC) employing a passive noise-shaping (NS) technique combined with a chopper-stabilized comparator, enhancing performance and reducing ripple factor while maintaining low power consumption.
Thi Phuong Ha +4 more
doaj +1 more source
A 0.6-µW Chopper Amplifier Using a Noise-Efficient DC Servo Loop and Squeezed-Inverter Stage for Power-Efficient Biopotential Sensing. [PDF]
Sensors (Basel), 2020 Pham XT, Nguyen NT, Nguyen VT, Lee JW.
europepmc +1 more source
A 5.5 μW 42nV/√Hz Chopper stabilized Amplifier for Biomedical Application with Input Impedance Enhancement [PDF]
The continuous real-time monitoring of diverse physical parameters using biosignals like ECG and EEG requires the biomedical sensors. Such sensor consists of analog frontend unit for which low noise and low power Operational transconductance amplifier ...
Naik, Amisha, Adesara, Ankit Mukeshbhai
core +1 more source
A 36 mu W Rail-to-Rail-Input Chopper Stabilized Amplifier using Correlated Double Sampling
, 2013 This paper describes a chopper stabilized amplifier, obtained using an input chopper for modulation, an AC coupling for offset rejection and a correlated double sampling structure for demodulation, avoiding ripple spurs.
Baschirotto, A +5 more
core
A CMOS low-noise instrumentation amplifier using chopper modulation
, 2005 This paper describes a low-power, low-noise chopper stabilized CMOS instrumentation amplifier for biomedical applications. Low thermal noise is achieved by employing MOSTs biased in the weak/moderate inversion region, whereas chopper stabilization is ...
Bruun, Erik, Nielsen, Jannik Hammel
core +1 more source
Design of a Low-Noise Low Dropout Regulator for CMOS Pixel Sensors
IEEE AccessA low-noise Low Dropout Regulator (LDO) is designed in a Semiconductor Manufacturing International Corporation (SMIC) $0.18~\mu $ m process, aiming at supply of a clean and constant clamping voltage in the operation of Correlated Double Sampling (CDS ...
Shi Zhan +4 more
doaj +1 more source