•A bis failure
•Path unbalance between DL/UL caused by difference in sensitivity between BTS & MS. (MS- 102dbm, BTS-104 dbm)
•Co-BCCH Frequency and BSIC in the nearby BTS Cells in a Coverage area.
•SDCCH defined on TRX having poor path loss.
•High Interference level.
•High SD congestion.
•Greater Rx level access min.
•Due to heavy location updates on the cell.
•Hardware Issues.
to Reduce the SD drop we have to concentrate on the above
hello i need your in RF optimization in ericsson bts.i have some query in sd drop &tch drop.my question is in many site have high sd drop &tch drop but traffic is very low in all sites.
if any one have time to you give me your remarkable solution of my query.
thanks;
gunjan
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