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Due to the nature of wireless communications, transmission and reception of data can never be guaranteed. Data may be delayed, corrupted (i.e., have errors) or be totally lost. For that, the resear...
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M2000 huawei materialDescrição completa
Due to the nature of wireless communications, transmission and reception of data can never be guaranteed. Data may be delayed, corrupted (i.e., have errors) or be totally lost. For that, the…Full description
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Link budget calculation for downlink of E-UTRA FDD, UTRA FDD and GSM FDD Transmitter unit at the BS Max total power Cable loss (incl. jumpers, combiners) CP loss eNB antenna gain max EIRP (max azimuth) Receiver unit at the MS Single PRB bandwidth #PRBs allocated to UE Bandwidth allocated to UE Noise density Noise figure Noise figure Noise power Noise power UE antenna gain Required SNIR Min required RX power for SNIR_min Total available path loss For SNIR_min Other gains and losses Shadowing margin Fast fading margin Building penetration loss (indoor) Body loss Multiuser scheduling gain Multiantenna diversity gain Interference margin Total Max allowed propagation losses For SNIR_min Ranges Cell range for SNIR_min
Comment Pt
unit [dBm] [dB] [dB] [dBi] [dBm] [kHz]
BW_RX F N N SNIR_min Pr_min
LTE value 46 3 1 18 60
UMTS value GSM value 46 44.5 a 3 3 b c 18 18 d 61 59.5 e=a-b-c+d
[kHz] [W/Hz] [dB] linear [W] [dBm] [dBi] [dB] [dBm]
[km]
200 f g h i=f*g*h j k l -104 n = j+l-k 164 p=e-n 3 10 0 3
r s t u v 3 w 0 x -13 y=v+w-r-s-t-u-x 151 z=p+y
3.26962125 3.380054062 3.942254711
Note: before calculating link budget for y our particular system, please check the values of all the applicable parameters so that thet match with your system environment.