5G NR RA-RNTI Calculation

A 5G UE picks a random preamble for RACH procedure to get the uplink synchronisation. The preamble is referenced with an ID know as  RAPID (Random Access Preamble ID). 5G […]

5G NR System Information Type#3 – SIB 3

In 5G NR, SIB3 contains neighboring cell related information relevant for intra-frequency cell re-selections only. It includes cells with specific re-selection parameters and blacklisted cells information. Characteristics of NR System […]

5G NR System Information Type#2 – SIB 2

In 5G NR, System Information Block Type 2 or SIB2  provides information which is common to intra frequency , inter frequency and inter-system cell (NR – LTE) reselection. It also […]

5G NR SA Registration/Attach Call Flow

A 5G Stand Alone also know as Option 2, architecture includes 5G UE, gNB and 5G Core Network. In this post we will discuss about 5G SA Registration Call Flow […]

5G NR Measurement Gap Configuration

A Mobile device has to measure the neighboring cells signal and other carrier components. Having a single RF module to control the Mobile manufacturing cost and form factor, device has […]

5G NR RRC Timers, Counters and Constants

5G NR radio resource control (RRC) has introduced following listed timers, counters and constant for reliable functioning of procedures like RRCsetuprequest, RRCreestablishment, RRCresume, RRCsuspend etc. RRC timer indicates the timer […]

5G NR CORESET – Control Resource Set

In 5G NR, CORESET is known as Control Resource Set. It is a set of physical resources within a specific area in Downlink Resource Grid and used to carry PDCCH […]