AI-assisted sigma-delta converters—Application to cognitive radio

JM de la Rosa - IEEE Transactions on Circuits and Systems II …, 2022 - ieeexplore.ieee.org
This brief discusses the use of Artificial Intelligence (AI) to manage the operation and
improve the performance of Analog-to-Digital Converters (ADCs) based on Sigma-Delta …

6GS/s 8-channel CIC SAR TI-ADC with neural network calibration

E Ware, J Correll, S Lee, M Flynn - ESSCIRC 2022-IEEE 48th …, 2022 - ieeexplore.ieee.org
In this paper we introduce an area efficient time-interleaved charge-injection-cell SAR ADC.
The prototype TI-ADC interleaves 8 CIC SAR channels for a sampling rate of 6Gs/s and a …

A neural network based calibration technique for TI-ADCs with derivative information

X Peng, X Ye, H Liu, Z Lu, Y **ao… - … on Circuits and …, 2023 - ieeexplore.ieee.org
This paper demonstrates a new neural-network-based calibration technique for inter-
channel mismatches of time-interleaved ADCs. By providing with signal value and derivative …

A New Artificial Neural Network-Based Calibration Mechanism for ADCs: A Time-Interleaved ADC Case Study

Z Lu, B Zhang, X Peng, H Liu, X Ye, Y Li… - … Transactions on Very …, 2024 - ieeexplore.ieee.org
This article presents a new artificial neural network (ANN)-based calibration mechanism for
analog-to-digital converters (ADCs). The proposed mechanism applies ANN to realize the …

A convolutional neural network based calibration scheme for pipelined ADC

H Liu, Z Lu, X Ye, Y **ao, Y Peng… - … on Circuits and …, 2023 - ieeexplore.ieee.org
This paper presents a convolutional neural network (CNN) based error calibration scheme
for pipelined ADC. The output of the pipelined ADC is taken as the input data of the network …

Low-Complexity Frequency-Dependent Linearizers Based on Parallel Bias-Modulus and Bias-ReLU Operations

DR Linares, H Johansson - arxiv preprint arxiv:2412.16210, 2024 - arxiv.org
This paper introduces low-complexity frequency-dependent (memory) linearizers designed
to suppress nonlinear distortion in analog-to-digital interfaces. Two different linearizers are …

Evolution Strategy and Controlled Residual Convolutional Neural Networks for ADC Calibration in the Absence of Ground Truth

Z Hu, B Zhang, H Tang, J Pan… - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
Calibrating ADCs in the absence of ground truth presents a significant challenge for high-
precision applications. This paper addresses this issue by introducing a novel two-step …

Low-Complexity Memoryless Linearizer for Analog-to-Digital Interfaces

DR Linares, H Johansson - 2023 24th International Conference …, 2023 - ieeexplore.ieee.org
This paper introduces a low-complexity memoryless linearizer for suppression of distortion
in analog-to-digital interfaces. It is inspired by neural networks, but has a substantially lower …

AI-Assisted Sigma-Delta Converters. Application to Cognitive Radio

JM Rosa Utrera - IEEE Transactions on Circuits and Systems II: Express …, 2022 - idus.us.es
This brief discusses the use of Artificial Intelligence (AI) to manage the operation and
improve the performance of Analog-to-Digital Converters (ADCs) based on Sigma-Delta …

AI-Assisted Sigma-Delta Converters-Application to Cognitive Radio

JM Rosa - 2022 - digital.csic.es
This brief discusses the use of Artificial Intelligence (AI) to manage the operation and
improve the performance of Analog-to-Digital Converters (ADCs) based on Sigma-Delta …