Improved stability and passivity results for discrete time-delayed systems with saturation nonlinearities and external disturbances

S Pandey, SK Tadepalli, S Bhusnur… - Circuits, Systems, and …, 2024 - Springer
This study considers the stability and passivity analysis of discrete-time systems with
variable time-lags, saturation overflow nonlinear effects and external disturbances …

Limit cycle-free realization of interfered discrete-time systems with time-varying delay and saturation

SKM Kanithi, VKR Kandanvli, H Kar - Journal of Control, Automation and …, 2024 - Springer
The issue of the exponential stability of interfered discrete-time delayed systems with
saturation is considered in this paper. The state saturation is constrained by a convex hull …

Delay-dependent stability analysis of interfered digital filters with time-varying delay and saturation nonlinearities

CG Parthipan, P Kokil - Circuits, Systems, and Signal Processing, 2022 - Springer
This work investigates stability of interfered digital filters with time-varying delay and
saturation overflow arithmetic. A criterion is proposed to guarantee exponential stability of …

An improved stability criterion for digital filters with generalized overflow arithmetic and time-varying delay

CK Zhang, KY **e, Y He, QG Wang… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This brief concerns the stability of fixed-point state-space digital filters with generalized
overflow arithmetic and a time-varying delay. A relaxed lemma that includes a commonly …

Stability of digital filters with state-delay and external interference

CG Parthipan, P Kokil - Circuits, Systems, and Signal Processing, 2021 - Springer
This work addresses stability of interfered digital filters with state-delay and saturation
arithmetic. By utilizing a quadratic Lyapunov functional and properties of saturation overflow …

Overflow oscillations free implementation of state-delayed digital filter with saturation arithmetic and external disturbance

CG Parthipan, P Kokil - … of the Institute of Measurement and …, 2020 - journals.sagepub.com
This paper presents a sufficient condition for exponential stability and confirms H∞
performance of state-delayed digital filters in the simultaneous existence of saturation …

Limit cycle-free realization of discrete-time delayed systems with external interference and finite wordlength nonlinearities

K Singh, VKR Kandanvli, H Kar - Circuits, Systems, and Signal Processing, 2022 - Springer
The paper studies the problem of exponential stability and H∞ performance of externally
interfered discrete-time systems (DTS) with time-varying delays and finite wordlength …

Stability of discrete-time delayed systems subject to external interference and generalized overflow nonlinearities

K Singh, PK Gupta, D Chaurasia… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This article concerns the stability of delayed discrete-time systems (DTSs) through
performance under external interference and generalized overflow nonlinearities. The novel …

Stability of digital filters subject to external interference and state-delay

P Kokil, CG Parthipan - … of the Institute of Measurement and …, 2020 - journals.sagepub.com
This paper presents passivity-based results to address stability of interfered digital filters with
state-delay and saturation nonlinearities. A very-strict passivity condition is proposed for the …

Criterion for the Suppression of Overflow Oscillations in Fixed Point Digital Filters Employing Saturation Nonlinearities and External Interference

K Singh, VKR Kandanvli, H Kar - Fluctuation and Noise Letters, 2022 - World Scientific
This paper proposes a novel criterion for suppressing the H∞ overflow oscillations in fixed
point state-space digital filters employing saturation nonlinearities and external interference …