@incollection{, 6E346A0DE257C7096EB21E447F89AB08 , author={{Madhuryamudiar}}, journal={{Global Journal of Researches in Engineering}}, journal={{GJRE}}2249-45960975-586110.34257/gjre, address={Cambridge, United States}, publisher={Global Journals Organisation}1184145 } @book{b0, , title={{The 8051 Microcontroller & embedded systems}} , author={{ MMazidi }} , note={Pearson Education Second edition} } @book{b1, , author={{ TheodoreSRappaport }} , title={{Wireless Communications: 3. Principles and practice}} , publisher={Pearson Education, Second Indian Edition} , year={2004} } @incollection{b2, , title={{Review on Radio propagation into and within Buildings}} , author={{ DMolkdar }} , journal={{IEE proceedings}} 80 4 }