Design and analysis of wide tuning range differential ring oscillator (WTR-DRO)

GK Sharma, AK Johar, TB Kumar… - … Integrated Circuits and …, 2020 - Springer
A new circuit of delay cell for differential ring oscillator (DRO), to generate wide tuning range,
has been proposed. Two architectures of DRO: 3 stage and 4 stage, have been designed …

10-Bit 200 kHz/8-Channel Incremental ADC for Biosensor Applications

P Gupta, A Earnest, S Mitra - Journal of Circuits, Systems and …, 2023 - World Scientific
In this paper, a second-order discrete-time (DT) modulator for 8-channel Incremental Sigma-
Delta analog-to-digital converter (IADC) is presented for biomedical applications ranging …

Design challenges for a new mostly digital VCO‐based delta‐sigma modulator

P Jamshidi, M Maymandi‐Nejad - IET Circuits, Devices & …, 2019 - Wiley Online Library
This study presents an architecture and study of closed‐loop continuous time delta‐sigma
modulation utilising only voltage‐controlled oscillators (VCOs) and digital elements. It …

Comparison of Simulation Methods of Single and Multi-Bit Continuous Time Sigma Delta Modulators

B Koirala - 2017 - search.proquest.com
Abstract Continuous time Sigma Delta Modulators (CT ΣΔMs) are a type of analog to digital
converter (ADC) that are used in mixed signal systems to convert analog signals into digital …