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)