Hi hinmani,
HIDCI is used to send DCI0 and PHICH to UE, UL-CONFIG is used by PHY to receive the UL data. basically HIDCI is for UE and UL-CONFIG is for PHY.
Why do we need only contention free RACH in LAA cells?
Does NR supports different RAT type in UL . Like RAT0 ,RAT1 etc.