5G NR Signaling Radio Bearers (SRBs)
SRB stands for Signaling Radio Bearer.”Signalling Radio Bearers” (SRBs) are defined as Radio Bearers (RBs) that are used only for...
Category: LTE
LTE eNodeB Scheduler and Different Scheduler Type
What is a LTE Scheduler ? Scheduling is a process through which eNodeB decides which UEs should be given resources...
5G mmWave 28 GHz Band Link Budget – n257
The combination of 5G NR technology and millimeter wave bands pioneer a new level of mobile performance with ultra-high speeds...
5G NR Antenna Port – Logical and Physical Antenna Mapping
Downlink multi-antenna transmission is a key technology of 5G NR. Signals transmitted from different antennas ports will experience different “radio...
What is eCPRI, how it contributes to 5G and Open RAN?
The Common Public Radio Interface (CPRI) is an industry cooperation aimed at defining publicly available specifications for the key internal...
5G NR Global Unique Temporary Identifier (GUTI)
5G Global Unique Temporary Identifier [5G – GUTI] is a core network temporary identifier and allocated by Access and Mobility...
5G NR Grant Free Dynamic Scheduling – Transmission without Grant
5G networks are expected to support applications demanding ultra-reliable and low latency communication services (URLLC). To support these kind of...
5G NR Transmitted Signal Quality : Frequency Error [Fe]
Transmitted signal quality specify how much the transmitted signal deviated from an ideal signal in terms of frequency domain, timer...
Motivation Behind Having Multiple Numerology in 5G NR
Talking about numerology, as we know LTE has single subcarrier spacing equal to 15khz, but here in NR, we have...
5G NR Standardized QoS Identifier (5GQI) to QoS Characteristics Mapping
Standardized 5G QoS Identifier (5QI) values are specified for services that are assumed to be frequently used in 5G networks...