As far as I know they Gold Codes are not orthogonal, only OVSF codes are orthogonal.
If a UE is in RRC Idle state plus ECM registered and the UE has moved to a place where no reception is possible and after some time he has come out from that... What procedures will happen in UE?
There is a lot of material about the differences between LTE and UMTS/CDMA but not much material about similarity. Please post your thoughts about the similarity between LTE and other telecom technologies.