Hao Xu

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Stochastic optimal control of unknown linear networked control system in the presence of random delays and packet losses

Hao Xu, Sarangapani Jagannathan, Frank L. Lewis
Automatica
2012

In this paper, the stochastic optimal control of linear networked control system (NCS) with uncertain systemdynamics and in the presence of network imperfections such as randomdelays and packet… (More)

Development of biodegradable crosslinked urethane-doped polyester elastomers.

Jagannath Dey, Hao Xu, +6 authors Jing Yang
Biomaterials
2008

Traditional crosslinked polyester elastomers are inherently weak, and the strategy of increasing crosslink density to improve their mechanical properties makes them brittle materials. Biodegradable… (More)

Neural Network-Based Event-Triggered State Feedback Control of Nonlinear Continuous-Time Systems

Avimanyu Sahoo, Hao Xu, Sarangapani Jagannathan
IEEE Transactions on Neural Networks and Learning…
2016

This paper presents a novel approximation-based event-triggered control of multi-input multi-output uncertain nonlinear continuous-time systems in affine form. The controller is approximated using a… (More)

Stochastic Optimal Controller Design for Uncertain Nonlinear Networked Control System via Neuro Dynamic Programming

Hao Xu, Sarangapani Jagannathan
IEEE Transactions on Neural Networks and Learning…
2013

The stochastic optimal controller design for the nonlinear networked control system (NNCS) with uncertain system dynamics is a challenging problem due to the presence of both system nonlinearities… (More)

Neural network-based adaptive event-triggered control of nonlinear continuous-time systems

Avimanyu Sahoo, Hao Xu, Sarangapani Jagannathan
2013 IEEE International Symposium on Intelligent…
2013

In this paper, a neural network (NN) based adaptive event-triggered control is developed for a single input and single output (SISO) uncertain nonlinear continuous time system. An explicit design of… (More)

Near Optimal Event-Triggered Control of Nonlinear Discrete-Time Systems Using Neurodynamic Programming

Avimanyu Sahoo, Hao Xu, Sarangapani Jagannathan
IEEE Transactions on Neural Networks and Learning…
2016

This paper presents an event-triggered near optimal control of uncertain nonlinear discrete-time systems. Event-driven neurodynamic programming (NDP) is utilized to design the control policy. A… (More)

Cascaded H-Bridge Multilevel Inverter System Fault Diagnosis Using a PCA and Multiclass Relevance Vector Machine Approach

Tianzhen Wang, Hao Xu, Jingang Han, Elhoussin Elbouchikhi, Mohamed El Hachemi Benbouzid
IEEE Transactions on Power Electronics
2015

Multilevel inverters, for their distinctive performance, have been widely used in high voltage and high-power applications in recent years. As power electronics equipment reliability is very… (More)

High-speed, low-loss silicon Mach-Zehnder modulators with doping optimization.

Xi Xiao, Hao Xu, +4 authors Jinzhong Yu
Optics express
2013

We demonstrate a high-speed silicon Mach-Zehnder modulator (MZM) with low insertion loss, based on the carrier depletion effect in a lateral PN junction. A 1.9 dB on-chip insertion loss and a VπLπ <… (More)

Role of 5-aminolevulinic acid-conjugated gold nanoparticles for photodynamic therapy of cancer.

Zhenxi Zhang, Sijia Wang, Hao Xu, Bo Wang, Cuiping Yao
Journal of biomedical optics
2015

There are three possible mechanisms for 5-aminolevulinic acid (5-ALA) conjugated gold nanoparticles (GNPs) through electrostatic bonding for photodynamic therapy (PDT) of cancer: GNPs delivery… (More)

High speed silicon Mach-Zehnder modulator based on interleaved PN junctions.

Hao Xu, Xi Xiao, +5 authors Jinzhong Yu
Optics express
2012

A high speed silicon Mach-Zehnder modulator is proposed based on interleaved PN junctions. This doping profile enabled both high modulation efficiency of V(π)L(π) = 1.5~2.0 V·cm and low… (More)

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