Nejat Olgaç

Publication Activity (10 Years)

Years Active: 1992-2021
Publications (10 Years): 14

Top Topics

Stability Analysis

Leader Follower

Delayed Feedback

Hopf Bifurcation

Top Venues

Syst. Control. Lett.

IEEE Trans. Control. Syst. Technol.

Publications

Nejat Olgaç, Ryan Jenkins
Actively Tuned Noncollocated Vibration Absorption: An Unexplored Venue in Vibration Science and a Benchmark Problem. IEEE Trans. Control. Syst. Technol. 29 (1) (2021)
Nejat Olgaç, Ryan Jenkins
Time-Delayed Tuning of Vibration Absorbers for Non-collocated Suppression. ACC (2020)
Nejat Olgaç, Ryan Jenkins, Umut Zalluhoglu
CTCR approach to the complete stability of TDS with multiple identical imaginary roots. ECC (2020)
Michael Valásek, Ondrej Marek, Nejat Olgaç, Zdenek Neusser
A Structured Treatment of Wave-Based Control (WBC) and Discussions on Earlier Misconceptions. ICSC (2019)
Ryan Jenkins, Nejat Olgaç
New perspectives on criticality of multiple identical imaginary roots (MIR) in time-delayed systems. ACC (2018)
Qingbin Gao, Nejat Olgaç
Stability analysis for LTI systems with multiple time delays using the bounds of its imaginary spectra. Syst. Control. Lett. 102 (2017)
Zhenyu Zhang, Nejat Olgaç, Qingbin Gao
An effective algorithm to achieve accurate sinusoidal amplitude control with a low-resolution encoder. AIM (2017)
Qingbin Gao, Nejat Olgaç
Optimal sign inverting control for multiple time-delayed systems. ACC (2016)
Umut Zalluhoglu, Nejat Olgaç
Placement of Helmholtz resonators in series for passive control of thermoacoustic instabilities from a time-delay perspective. ACC (2016)
Umut Zalluhoglu, Nejat Olgaç
Thermoacoustic Instabilities arising from secondary modes, an analytical and experimental declaration. CDC (2016)
Ayhan Sebastian Kammer, Nejat Olgaç
Enhancing energy harvesting capacity using delayed feedback control. ACC (2016)
Qingbin Gao, Nejat Olgaç
Bounds of imaginary spectra of LTI systems in the domain of two of the multiple time delays. Autom. 72 (2016)
Umut Zalluhoglu, Ayhan Sebastian Kammer, Nejat Olgaç
Delayed Feedback Control Laws for Rijke Tube Thermoacoustic Instability, Synthesis, and Experimental Validation. IEEE Trans. Control. Syst. Technol. 24 (5) (2016)
Rudy Cepeda-Gomez, Nejat Olgaç
Stability of formation control using a consensus protocol under directed communications with two time delays and delay scheduling. Int. J. Syst. Sci. 47 (2) (2016)
Umut Zalluhoglu, Ayhan Sebastian Kammer, Nejat Olgaç
Feedback stabilization of a thermoacoustic device with experiments. ACC (2015)
Qingbin Gao, Nejat Olgaç
Optimal sign inverting control for time-delayed systems, a concept study with experiments. Int. J. Control 88 (1) (2015)
Robert Schmid, Qingbin Gao, Nejat Olgaç
Eigenvalue assignment for systems with multiple time-delays. SIAM Conf. on Control and its Applications (2015)
Qingbin Gao, Ayhan Sebastian Kammer, Umut Zalluhoglu, Nejat Olgaç
Critical Effects of the Polarity Change in Delayed States Within an LTI Dynamics With Multiple Delays. IEEE Trans. Autom. Control. 60 (11) (2015)
Qingbin Gao, Ayhan Sebastian Kammer, Umut Zalluhoglu, Nejat Olgaç
Combination of sign inverting and delay scheduling control concepts for multiple-delay dynamics. Syst. Control. Lett. 77 (2015)
Ayhan Sebastian Kammer, Nejat Olgaç
Non-conservative stability assessment of LTI dynamics with distributed delay using CTCR paradigm. ACC (2015)
Qingbin Gao, Ayhan Sebastian Kammer, Umut Zalluhoglu, Nejat Olgaç
Some critical properties of sign inverting control for LTI systems with multiple delays. CDC (2014)
Qingbin Gao, Ayhan Sebastian Kammer, Umut Zalluhoglu, Nejat Olgaç
Sign inverting and Delay Scheduling Control concepts with multiple rationally independent delays. ACC (2014)
Rudy Cepeda-Gomez, Nejat Olgaç
A consensus protocol under directed communications with two time delays and delay scheduling. Int. J. Control 87 (2) (2014)
Rudy Cepeda-Gomez, Nejat Olgaç
A Consensus Protocol under Directed Communications with Two Time Delays and Delay Scheduling. CoRR (2014)
Rudy Cepeda-Gomez, Nejat Olgaç
Exact stability analysis of second-order leaderless and leader-follower consensus protocols with rationally-independent multiple time delays. Syst. Control. Lett. 62 (6) (2013)
Rudy Cepeda-Gomez, Nejat Olgaç
Exact Stability Analysis of a Second-Order Leaderless Consensus Protocol with Multiple Communication and Input Delays. TDS (2012)
Qingbin Gao, Rudy Cepeda-Gomez, Nejat Olgaç
The Homicidal Chauffeur Problem with Multiple Time Delayed Feedback. TDS (2012)
Nejat Olgaç, Rudy Cepeda-Gomez
Stability Analysis for the Group Dynamics Consensus with Time Delayed Communications. Eur. J. Control 18 (5) (2012)
Rudy Cepeda-Gomez, Nejat Olgaç
Formation control based on a consensus protocol under directed communications with two time delays. ACC (2012)
Rudy Cepeda-Gomez, Nejat Olgaç
Exact stability analysis of second-order leader-follower consensus protocols with multiple time delays. CDC (2012)
Rudy Cepeda-Gomez, Nejat Olgaç
Second order linear consensus protocols with irregular topologies and time delay. CDC/ECC (2011)
Rudy Cepeda-Gomez, Nejat Olgaç
Consensus analysis with large and multiple communication delays using spectral delay space concept. Int. J. Control 84 (12) (2011)
Rudy Cepeda-Gomez, Nejat Olgaç
Exhaustive stability analysis in a consensus system with time delay and irregular topologies. Int. J. Control 84 (4) (2011)
Rudy Cepeda-Gomez, Nejat Olgaç
An Exact Method for the Stability Analysis of Linear Consensus Protocols With Time Delay. IEEE Trans. Autom. Control. 56 (7) (2011)
Rudy Cepeda-Gomez, Nejat Olgaç
Exhaustive stability analysis in a consensus system with time delay and irregular topologies. ACC (2011)
Rifat Sipahi, Nejat Olgaç, Dimitri Breda
A stability study on first-order neutral systems with three rationally independent time delays. Int. J. Syst. Sci. 41 (12) (2010)
Nejat Olgaç
Discussion on: ''Stability Analysis of Time Delayed System with Coefficient Uncertainty and Time Delay Uncertainty''. Eur. J. Control 16 (1) (2010)
Rudy Cepeda-Gomez, Nejat Olgaç
Consensus of a group of second order agents with switching irregular communication topologies and time-delay. CDC (2010)
Daniel A. Sierra, Paul McCullough, Eldridge Adams, Nejat Olgaç
Swarm coordination under conflict. ACC (2009)
Mursel Emre Cavdaroglu, Nejat Olgaç
Robust control of cart-pendulum dynamics against uncertain multiple time delays. ACC (2008)
Nejat Olgaç, Tomás Vyhlídal, Rifat Sipahi
A New Perspective in the Stability Assessment of Neutral Systems with Multiple and Cross-Talking Delays. SIAM J. Control. Optim. 47 (1) (2008)
Ali Fuat Ergenc, Nejat Olgaç, Hassan Fazelinia
Extended Kronecker Summation for Cluster Treatment of LTI Systems with Multiple Delays. SIAM J. Control. Optim. 46 (1) (2007)
Hassan Fazelinia, Rifat Sipahi, Nejat Olgaç
Stability Robustness Analysis of Multiple Time- Delayed Systems Using "Building Block" Concept. IEEE Trans. Autom. Control. 52 (5) (2007)
Ali Fuat Ergenc, Nejat Olgaç
A New Micro Injector and an Optical Sensor. ACC (2007)
Rifat Sipahi, Nejat Olgaç, Dimitri Breda
Complete Stability Map of Neutral Type First Order - Two Time Delay Systems. ACC (2007)
Rifat Sipahi, Nejat Olgaç
Complete Stability Map of First Order - Two Time Delay Systems with Delay Cross-Talk. ACC (2007)
Nejat Olgaç, Rifat Sipahi
An improved procedure in detecting the stability robustness of systems with uncertain delay. IEEE Trans. Autom. Control. 51 (7) (2006)
Rifat Sipahi, Nejat Olgaç
A unique methodology for the stability robustness of multiple time delay systems. Syst. Control. Lett. 55 (10) (2006)
Ali Fuat Ergenc, Nejat Olgaç
New Optical Sensor for Monitoring the Micropipette Motion. IEEE Trans. Inf. Technol. Biomed. 10 (4) (2006)
Hassan Fazelinia, Rifat Sipahi, Nejat Olgaç
Stability analysis of multiple time delayed systems using 'building block' concept. ACC (2006)
Ali Fuat Ergenc, Nejat Olgaç, Hassan Fazelinia
Kronecker Summation Method and Multiple Delay Systems. CDC (2006)
Rifat Sipahi, Nejat Olgaç
Stability map of systems with three independent delays. ACC (2006)
Rifat Sipahi, Nejat Olgaç
Complete Stability Analysis of Neutral-Type First Order Two-Time-Delay Systems with Cross-Talking Delays. SIAM J. Control. Optim. 45 (3) (2006)
Rifat Sipahi, Nejat Olgaç
Stability Robustness of Retarded LTI Systems with Single Delay and Exhaustive Determination of Their Imaginary Spectra. SIAM J. Control. Optim. 45 (5) (2006)
Rifat Sipahi, Nejat Olgaç
Complete stability robustness of third-order LTI multiple time-delay systems. Autom. 41 (8) (2005)
Rifat Sipahi, Nejat Olgaç
A novel stability study on multiple time-delay systems (MTDS) using the root clustering paradigm. ACC (2004)
Nejat Olgaç, Rifat Sipahi, Ali Fuat Ergenç
Feedback time delay as a stabilizing tool in trajectory tracking, analysis and experiments. ACC (2004)
Nejat Olgaç, Rifat Sipahi
A practical method for analyzing the stability of neutral type LTI-time delayed systems. Autom. 40 (5) (2004)
Kerem Ediz, Nejat Olgaç
Microdynamics of the piezo-driven pipettes in ICSI. IEEE Trans. Biomed. Eng. 51 (7) (2004)
Nejat Olgaç, Rifat Sipahi
The direct method for stability analysis of time delayed LTI systems. ACC (2003)
Nejat Olgaç, Rifat Sipahi
An exact method for the stability analysis of time-delayed linear time-invariant (LTI) systems. IEEE Trans. Autom. Control. 47 (5) (2002)
Nejat Olgaç, Chang Huang
A new method for multiple frequency vibration absorption. ACC (2000)
Michael Valásek, Nejat Olgaç
Pole placement for linear time-varying non-lexicographically fixed MIMO systems. Autom. 35 (1) (1999)
Mark E. Renzulli, Rajiv Ghosh-Roy, Nejat Olgaç
Robust control of the delayed resonator vibration absorber. IEEE Trans. Control. Syst. Technol. 7 (6) (1999)
Jairo Terra Moura, Rajiv Ghosh-Roy, Nejat Olgaç
Frequency-shaped sliding modes: analysis and experiments. IEEE Trans. Control. Syst. Technol. 5 (4) (1997)
Hakan Elmali, Nejat Olgaç
Implementation of sliding mode control with perturbation estimation (SMCPE). IEEE Trans. Control. Syst. Technol. 4 (1) (1996)
Michael Valásek, Nejat Olgaç
Efficient eigenvalue assignments for general linear MIMO systems. Autom. 31 (11) (1995)
Hakan Elmali, Nejat Olgaç
Theory and implementation of sliding mode control with perturbation estimation (SMCPE). ICRA (1992)
Hakan Elmali, Nejat Olgaç
Robust output tracking control of nonlinear MIMO systems via sliding mode technique. Autom. 28 (1) (1992)