Tag: um interface

S1 interface – A Single Interface between LTE RAN and evolved packet core The S1 interface is the interface between the LTE RAN and evolved packet core. S1 interface protocol…

Here I write about Iu PS Interface in WCDMA. WCDMA Protocol Structure for Iu PS The Iu PS protocol structure is represented in below image. Again, a common ATM transport…

The first layer is the physical layer, which is marked as L1 and is the lowest layer. This layer provides the radio link needed in transmission of bit stream. It…