In carrier aggregation does aggregation of carrier happen from single eNB or multiple eNB? Is it possible to combine carrier of different eNB?
you can do both ways to aggregate carrier as per your requirement.
How inter eNB carrier aggregation works in LTE ? How ue aggregate carrier from two different enb which messege ue receives? is it possible to perform carrier aggregation of two enB which are not connected using X2 interface ?
How many eNB requires to perform carrier aggregation
while performing carrier aggregation what parametes we need to configure at eNB side