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Reply To: Phanthom RACH


Phantom, dummy or Ghost, are the same;
RX lev. of MS higher than cell acceptability (RACH MINI. access lev.) or may be higher than its TA acceptability (MAX TA) because of:
– Overshooting: need physical parameter adjustment.
– BSS parameters: need BSS parameter adjustment(TA MR Control parameter, Access level control parameters, RACH Access control parameter …).
– Interference.
and the main effect will be on SDCCH performance.