Results 1 to 10 of about 2,294 (158)
A 7.6-nW 1-kS/s 10-Bit SAR ADC for Biomedical Applications [PDF]
Micromachines, 2022 This paper presents a 10-bit successive approximation register analog-to-digital converter with energy-efficient low-complexity switching scheme, automatic ON/OFF comparator and automatic ON/OFF SAR logic for biomedical applications. The energy-efficient
Yunfeng Hu +6 more
doaj +2 more sources
Radiation Detector Front-End Readout Chip with Nonbinary Successive Approximation Register Analog-to-Digital Converter for Wearable Healthcare Monitoring Applications [PDF]
MicromachinesA 16-channel front-end readout chip for a radiation detector is designed for portable or wearable healthcare monitoring applications. The proposed chip reads the signal of the radiation detector and converts it into digital serial-out data by using a ...
Hsuan-Lun Kuo, Shih-Lun Chen
doaj +2 more sources
A Low-Power, Auto-DC-Suppressed Photoplethysmography Readout System with Differential Current Mirrors and Wide Common-Mode Input Range Successive Approximation Register Analog-to-Digital Converter [PDF]
MicromachinesThis paper presents a low-power photoplethysmography (PPG) readout system designed for wearable health monitoring. The system employs a differential current mirror (DCM) to convert single-ended PPG currents into differential voltages, inherently ...
Chanyoung Son +2 more
doaj +2 more sources
A 9-10-Bit Adjustable and Energy-Efficient Switching Scheme for Successive Approximation Register Analog-to-Digital Converter with One Least Significant Bit Common-Mode Voltage Variation [PDF]
SensorsA 9-10-bit adjustable and energy-efficient switching scheme for SAR ADC with one-LSB common-mode voltage variation is proposed. Based on capacitor-splitting technology and common-mode conversion techniques, the proposed switching scheme reduces the DAC ...
Yunfeng Hu +8 more
doaj +2 more sources
Energies, 2018 This paper presents a successive approximation register (SAR) analog-to-digital converter (ADC) designed for a wireless power transfer system. This is a four–channel SAR ADC structure with 10-bit resolution for each channel, which can also be ...
Behnam Samadpoor Rikan +9 more
doaj +3 more sources
Journal of Low Power Electronics and ApplicationsA power-efficient 16-bit 1-MS/s successive approximation register (SAR) analog-to-digital converter (ADC) is presented in this paper. High-bit sampling makes the bridge capacitance in the digital-to-analog converter (DAC) a unit one, eliminating ...
Xinyuan He +3 more
doaj +3 more sources
Journal of Low Power Electronics and Applications, 2021 With nine-axis sensing systems in 5G smartphones, mobile power consumption has become increasingly important, and ultra-low-power (ULP) sensor circuits can decrease power consumption to tens of microwatts.
Chih-Hsuan Lin, Kuei-Ann Wen
doaj +1 more source
IEEE Journal on Exploratory Solid-State Computational Devices and Circuits, 2022 This article explores a compute-in-memory (CIM) paradigm’s new application for cryogenic neural network. Using the 28-nm cryogenic transistor model calibrated at 4 K, the time-based CIM macro comprised of the following: 1) area-efficient unit ...
Dong Suk Kang, Shimeng Yu
doaj +1 more source
Successive Approximation Register Analog-to-Digital Converter (SAR ADC) for Biomedical Applications
Active and Passive Electronic Components, 2023 This study presents a survey of the most promising reported SAR ADC designs for biomedical applications, stressing advantages, disadvantages, and limitations, and concludes with a quantitative comparison.
Kawther I. Arafa +4 more
doaj +1 more source
Sensors, 2022 This paper presents a low noise 0.6-V 400-kS/s asynchronous successive approximation register (SAR) analog-to-digital converter (ADC) for input-referred noise reduction. A dual-domain comparator is proposed to optimize the power, noise, and sampling rate
Sang-Hun Lee, Won-Young Lee
doaj +1 more source