ihab
Joined: 03 Jul 2004
Posts: 28
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 06 Mar 2006 14:16 help needed in cellular comparsions |
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i have a graduation project depend mainly on comparsion betweent different mobile communication systems (GSM ,iDEn,GPRS,EDGE,UMTS,HSDPA,4G)
and the comparsion fields are
1-channel coding
2-multiple Access( FDMA,TDMA...CDMA,OFDM)
3-MODULATION TECHINUQUES(QAM..BPSK...)
4-BER
5-DATA RATEAND THIS FIELD IS SO IMPORTANT TO ME CAUSE MY GRADUATION PROJECT RELY ON THIS COPARSION SO ALL PLEASE HELP ME CAUSE I FAILED TO MAKE ALL OF TAHT ALONE......
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