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·         Modeling of Systems Transmission Channels- Local Multipoint Distribution Systems (LMDS), 1376 to 1380(1997-2001)

·          Presenting Tehran cellular mobile network design and model for 22 base stations in the 900 MHz band,  in 1372(1993)

·         Research and development of induction furnace, 1363-1364(1984-1985)

·          Launching and equipping the crystal growth laboratory and optical fiber production, 1962-1363(1983-1984)

·         Designing and construction of1 KW optical fiber laser ,1389-1390(2010-2011)