-
5G Radio – Bandwidth Part and Channel Configuration
Introduction I didn’t get around to posting anything last week since I was on travel and just had a lot of peripheral tasks that took me away from getting a… Read more
-
OCUDU Docker Split Deployment
Setup The OCUDU repository is officially online, as SRS has transferred all development work to the new GitLab repository. In this article I am going to walk through deploying the… Read more
-
Personal Post: Grand Teton 2025
First off, this post has nothing to do with 5G. Actually, the one thing wireless communications related I will put up front. I had LTE service pretty much the entire… Read more
-
RSRP/RSSI/RSRQ Measurement Relations
RSRP/RSSI/RSRQ RSRP RSRP and RSSI measurements are power measurements where RSRP is the Reference Signal Received Power, which is also called the SS-RSRP (Synchronization Signal RSRP). For SS-RSRP, the UE… Read more
-
Uplink User Plane Analysis Part 3: 5GC (UPF) & Application Server
Introduction In part 2 of the Uplink User Plane analysis series, the data has been over the N3 interface using the GTP-U protocol. A series of three PDUs are en… Read more
-
srsRAN Uplink User Plane Analysis Part 2: gNB DU/CU
Introduction Starting off from where the previous article left off, the UE has transmitted User Plane data over the air interface destined for the gNB. The UE has sent two… Read more
-
srsRAN Uplink User Plane Analysis Part 1: UE
Introduction This article will mostly focus on the UE/RAN interaction for processing user plane data on the uplink . The core network aspects of user plane data flow will be… Read more
-
5G NR Resource Grid Visualization
Below is a link to download an excel spreadsheet of a srsRAN/srsUE iteration from MIB acquisition to RRC Setup Complete. The logs for this iteration are available on the Nuradio… Read more
-
srsRAN CU/DU and srsUE Control Plane Log Analysis Part 2
Part 1 Recap The following flow chart outlines the procedures analyzed in the previous post. Re-Transmission (Contention Resolution) Similar to what occurred in the previous post when the gNB sent… Read more
-
srsRAN CU/DU and srsUE Control Plane Log Analysis Part 1
Introduction I felt that after writing the previous post on the 5G Control Plane, that a supplemental post on the Control Plane procedures would aid in some absorption of the… Read more
-
Demystifying 5G Data Transfer Part 2: 5G Control Plane
Introduction This article took on a new life as I was writing it and what I intended to be a bit by bit analysis using Wireshark, but realized it would… Read more
Radically into 5G
Nuradio Concepts is dedicated to providing detailed insight into complex 5G and Cellular scenarios.
Find us on:
Join the fun!
Stay updated with our latest recipes and other news by joining our newsletter.