An overview of noise-shaping SAR ADC: From fundamentals to the frontier

L Jie, X Tang, J Liu, L Shen, S Li… - IEEE Open Journal of …, 2021 - ieeexplore.ieee.org
The Noise-Shaping (NS) SAR is an attractive new ADC architecture that emerged in the last
decade. It combines the advantages of the SAR and the DSM architectures. NS SAR shows …

Recent Advances in High-Resolution Hybrid Discrete-Time Noise-Shaping ADCs

D Jiang, SW Sin, L Qi, G Wang… - IEEE Open Journal of …, 2021 - ieeexplore.ieee.org
High precision data acquisition requires very-high-resolution Analog-to-digital converters
(ADC) for kHz speed or to keep a relatively high resolution for wider bandwidth (BW) around …

AI-managed cognitive radio digitizers

JM de la Rosa - IEEE Circuits and Systems Magazine, 2022 - ieeexplore.ieee.org
Embedding Artificial Intelligence (AI) in integrated circuits is one of the technology pillars of
the so-called digital transformation. Nowadays, the vast majority of electronic devices …

Improved demodulated phase signal resolution for carrier signals with small modulation index by clipping and synchronous sampling for heterodyne interferometers

M Yu, M Schewe, G Bauer, C Rembe - Scientific Reports, 2023 - nature.com
Digitization of phase-modulated carrier signals with a commercially available analog-to-
digital converter (ADC) is a common task in many communication and sensor applications …

A 150MS/s, 65dB SNDR Fully Passive Bandpass Noise-Shaping SAR ADC

D Lee, S Lee, H Chae - … Transactions on Circuits and Systems II …, 2023 - ieeexplore.ieee.org
A fully passive bandpass (BP) noise-shaping (NS) successive approximation register (SAR)
analog-to-digital converter (ADC) operating at a sampling rate of 150 MS/s is proposed. The …

A 125–600-MHz IF 75-dB DR Partially Time-Interleaved Bandpass DSM Based on Passive -Path Filters

W Jin, KP Pun - IEEE Journal of Solid-State Circuits, 2024 - ieeexplore.ieee.org
This work presents a sixth-order partially time-interleaved bandpass delta-sigma modulator
(BP DSM) for direct intermediate-frequency (IF) digitization. There are three resonators, and …

An intermediate frequency reconfigurable bandpass noise‐shaping SAR ADC for IoT and mobile application

J Kim, Y Oh, H Chae - Electronics Letters, 2023 - Wiley Online Library
This letter proposes a reconfigurable bandpass noise‐shaping successive approximation
register analog‐to‐digital converter (ADC) with a cascade of integrators with feedforward …

[HTML][HTML] On the System-Level Design of Noise-Shaping SAR Analog-to-Digital Converters

AH Ismail - Electronics, 2024 - mdpi.com
In this work, the system-level design of noise-shaping (NS) successive-approximation (SAR)
analog-to-digital converters (ADCs) is investigated and analyzed. It is shown that despite the …

9.6 A 6th-Order Quadrature CTDSM using Double-OTA and Quadrature NSSAR with 171.3dB FoMs in 14nm

J Lee, SE Cho, J Lee, Y Lim, S Oh… - … Solid-State Circuits …, 2024 - ieeexplore.ieee.org
In order to mitigate 1/f noise and DC offset with less area overhead, the low-intermediate-
frequency (low-IF) architecture is widely chosen for energy efficient wireless communication …

26.5 A 977μW Capacitive Touch Sensor with Noise-Immune Excitation Source and Direct Lock-In ADC Achieving 25.2 pJ/step Energy Efficiency

X Feng, Z Wang, Y Chen, T Cai, Y Xuan… - … Solid-State Circuits …, 2024 - ieeexplore.ieee.org
Capacitive touch systems play a crucial role in user interfaces across many applications,
such as mobile devices, desktop PCs, and interactive whiteboards [1]–[6]. In capacitive …