Parameters to Calculate Link Budget
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Transcript of Parameters to Calculate Link Budget
Parameters to Calculate Link Budget
1)Choosing 2W (33dBm) mobile phone (900MHz grade mark 4th) for planning purpose.2)Choosing 1W (30dBm) mobile phone (1800MHz) for planning purpose.3)The sensitivity of the mobile phone:-101dBm.4)TheBTS receiving sensitivity: -108dBm.5)Building loss for GSM 900: 18dB (Urban), 12dB (village)6)Building loss for GSM 1800: 25dB (Urban), 20dB (village)7)The Combiner loss:2 to 1: 4.5dB; 4 to 1: 8dB.8)The duplexer loss: 0.8dB9)The jumper loss: 1dB.10)The connector loss: 1dB11)Thefeeder (GSM 900) cable loss:4dB/100m12)Thefeeder (DCS 1800) cable loss:8dB/100m13)The diversity gain: 3dB.14)TheShadow fademargin (GSM 900): 8dB (Urban), 5dB (village)15)TheShadow fademargin (DCS 1800): 10dB (Urban), 6dB (village)16)The noise worsen quantity: 2dB
17)The body loss: 3dB.