Professor, School of Telecomm. Engineering, Xidian University

Microsoft Research Asia

Honorary Lecturer of Electrical and Electronic Engineering, The University of Liverpool

Lecturer of East China University of Science and Technology

Beihang University

Xi'an Univrsity of Posts and Telecommunications

CITC of China Unicom

Assistant Professor, Department of Electrical & Electronics Engineering, BITS Pilani

Islamic Azad University, Department of Electrical Engineering

Assistant Professor, COMSATS University Islamabad