Results 161 to 170 of about 4,154,888 (239)
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A 13.5-ENOB, 107-μW Noise-Shaping SAR ADC With PVT-Robust Closed-Loop Dynamic Amplifier

IEEE Journal of Solid-State Circuits, 2020
This article presents a second-order noise-shaping (NS) successive approximation register (SAR) analog-to-digital converter (ADC) with a process, voltage, and temperature (PVT)-robust closed-loop dynamic amplifier.
Xiyuan Tang   +10 more
semanticscholar   +3 more sources

Data‐driven loop‐shaping controller design

International Journal of Robust and Nonlinear Control, 2016
SummaryWe develop a data‐driven and real‐time test for candidate controllers' ability to meet given McFarlane–Glover loop‐shape specifications. The proposed test provides a data‐driven method to improve robustness of closed‐loop systems by eliminating controllers that past collected data have proved to fail to meet loop‐shape specifications.
Y. C. Sung, S. V. Patil, M. G. Safonov
openaire   +2 more sources

Loop-Shaping Technique for Quadruple-Stage-Actuator System in Hard Disk Drive

2022 International Power Electronics Conference (IPEC-Himeji 2022- ECCE Asia), 2022
In this paper, we have proposed the loop-shaping techniques for the quadruple-stage actuator system in hard disk drives. In the proposed method, we employ the Robust Bode plot (RBode plot).
T. Atsumi, S. Yabui
semanticscholar   +1 more source

IMC-PID controller design based on loop shaping via LMI approach

Chemical Engineering Research and Design, 2017
H. Najafizadegan   +2 more
semanticscholar   +3 more sources

Grid-Synchronization Stability Analysis and Loop Shaping for PLL-Based Power Converters With Different Reactive Power Control

IEEE Transactions on Smart Grid, 2020
Power converters may lose synchronization with the remaining network when integrated in a weak power grid. Such an instability phenomenon [known as grid-synchronization instability (GSI)] features the frequency divergence of phase-locked loop (PLL) and ...
Linbin Huang   +6 more
semanticscholar   +1 more source

Longitudinal mode model-based controller design for tailless flapping wing robot with loop shaping compensator

Bioinspiration & Biomimetics, 2020
In this study, the stable proportional–derivative (PD) controller gains for pitch control (longitudinal control) are obtained using the linearized and non-coupled longitudinal-mode flight dynamics model of the tailless, hover-capable, flapping wing robot
S. Aurecianus, H. Phan, T. Kang, H. Park
semanticscholar   +1 more source

Inverse plant model and frequency loop shaping-based PID controller design for processes with time-delay

International Journal of Automation and Control, 2020
To achieve satisfactory set-point tracking and load disturbance rejection, two approaches for PID controller design is presented in this paper. With a PD type controller, conventional IMC techniques fail to provide a satisfactory regulatory response for ...
S. Chakraborty   +2 more
semanticscholar   +1 more source

Local Loop Shaping for Rejecting Band-Limited Disturbances in Nonminimum-Phase Systems With Application to Laser Beam Steering for Additive Manufacturing

IEEE Transactions on Control Systems Technology, 2020
Closed-loop disturbance rejection without sacrificing overall system performance is a fundamental issue in a wide range of applications from precision motion control, active noise cancellation, to advanced manufacturing.
Tianyu Jiang   +4 more
semanticscholar   +1 more source

On shape loop spaces

Topology and its Applications, 2019
The shape groups are well-known algebraic invariants in topology. These groups make a functorial relation between shape theory and algebraic topology. In coarse shape theory, which generalizes shape theory in many aspects, coarse shape groups have been introduced [\textit{N. Koceić Bilan}, Topology Appl. 157, No.
Tayyebe Nasri, Behrooz Mashayekhy
openaire   +1 more source

Two-dimensional loop shaping

Automatica, 2003
This paper presents a framework and a constructive technique for designing feedback controllers for a class of practical spatially distributed systems. In the modelled processes, the state of a uniform physical substrate is influenced by an array of evenly distributed, identically constructed actuators, and measured by an array of evenly distributed ...
Stewart, G. E.   +2 more
openaire   +2 more sources

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