5G NR-PDCCH Channel Overview and Processing

The physical downlink control channel (PDCCH) in NR carries Downlink Control Information (DCI). In this post we will understand how PDCCH operates by describing its physical layer structure, and the […]

Open Stack Undercloud and Overcloud

In Open Stack, an Undercloud is the deployment cloud that contain the necessary OpenStack components to deploy and manage an Overcloud also called workload cloud or deployed cloud. The overcloud is […]

Cloud RAN Orchestration and Management

The Orchestration and management for Cloud RAN (cRAN) is consist of a suite of Orchestration and OSS systems, including AI/ML advanced analytics systems, to automate the end-to-end service lifecycle starting […]

5G NR SS-RSRP Value Measurement Mapping

UE does measurement of SS-RSRP and use it for cell selection, cell reselection, power control, mobility procedures and beam management procedures. RSRP measurement generated and reported at both Layer 1 […]

5G NR UE Power Classes

As telecom is evolving to next generations and new use cases, 3GPP has added new Power Class Categories. As per the definition, UE Power Class can be defines as the […]

5G Voice Services Implementation Options

Voice over NR (VoNR): UE camps on NR cell. Voice and data services are transferred via NR. When UE moves to the edge of NR coverage, the voice service is […]

5G NR Timing Advance: RAR TA and MAC-CE TA

Timing Advance (TA) is a command sent by Base Station (BS) to UE to adjust its uplink transmission means that the UE sends UL symbols in advance according to command […]

5G NR SCG Failure and Radio Link Failure

For the purpose of Radio Link Failure (RLF), the UE physical layer monitors the downlink radio link quality of the primary cell for indicating out-of-sync / in-sync status indications to […]