PROFESSIONAL EXPERIENCE
University College London (UCL), Visiting Professor (2011-2012)
Sharif University of Tech., Professor at EE Dept. (2000- Present)
Iran Telecommunication Research Center, International Affairs, (1999- Present)
Head of Multimedia Group and Head of Institute of IT
King's College London, Lecturer (1992-2003)
Lucent Technologies UK working on Error Concealment (1997-1998)
Illinois Institute of Technology, Associate Professor (1987-1991)
Consultant in Video Compression (1991-1992)
AT&T Bell Labs., USA., Member of Technical Staff on ATM, 4ESS, 5ESS Switching Systems and Operator Systems (OSPS) (1985-1987)
University of California, Davis, Visiting Professor (1984-1985)
Founder and director of Iran Power Research Center (MATN) (1982-1984)
Member of the Board of Iran NEC (INEC), (1982-1984)
Director of Sa Iran (1981)
Director and Consultant to the minister of PTT, (1980-1981)
Sharif University of Tech., Teheran, Associate Professor (1976-1985)
Singer Co., Kearfott Division, USA, Staff Engineer and a Consultant on Coding and Modulation (1974-1976)
Graphic Sciences, Danbury, Ct., Senior Engineer, designing digital facsimile machines (1972-1974)