Improve PUCCH and PUSCH SINR and IBLER

Thanks, TDD only I need to do.

Expert any suggestions for Improving CQI in Nokia LTE…We are having L2500,L2100,L1800 and L900…
CQI is poor in L900 layer…Any parameter which can help…Have reduced PDCCH CQI Adjust to -5 but it increased PDCCH blocking…Any other suggestion…Have reduced PUSCH CQI offset Index but no Major gain…