3 papers
quant-ph2024
On Poles and Zeros of Linear Quantum Systems
Zhiyuan Dong, Guofeng Zhang, Heung-wing Joseph Lee
The non-commutative nature of quantum mechanics imposes fundamental constraints on system dynamics, which in the linear realm are manifested by the physical realizability condition…
quant-ph2016
Mixed LQG and Coherent Feedback Control for Linear Quantum Systems
Lei Cui, Zhiyuan Dong, Guofeng Zhang +1
The purpose of this paper is to study the mixed linear quadratic Gaussian (LQG) and optimal control problem for linear quantum stochastic systems, where the controller i…
quant-ph2012
Coherent Feedback Control of Linear Quantum Optical Systems via Squeezing and Phase Shift
Guofeng Zhang, Heung Wing Joseph Lee, Bo Huang +1
The purpose of this paper is to present a theoretic and numerical study of utilizing squeezing and phase shift in coherent feedback control of linear quantum optical systems. A qua…