UE network attach procedure and while explaining following questions were asked :
I. How UE does frequency scan.
II. How does UE decode PCI(What are Synchronization signals used)
III. RACH procedure overview.
IV. UE identities in LTE(Focused on GUTI and TMSI).

Question

UE network attach procedure and while explaining following questions were asked :
I.	How UE does frequency scan.
II.	How does UE decode PCI(What are Synchronization signals used)
III.	RACH procedure overview.
IV.	UE identities in LTE(Focused on GUTI and TMSI).

Anonymous · Accepted Answer

LTE and 5G-NR radio frame structure difference's. For what range of frequencies numerology - 0,1 is used and for what frequencies the rest of the numerologies were used.

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