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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
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Demystifying 5G Data Transfer Part 1: Networking Basics
Introduction I often see a lot of articles labeled “Demystifying” this and that, though the articles rarely do much besides paraphrase specifications. My aim for this article is for anyone… Read more
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5G Connected Mode Mobility (Xn Handover)
Introduction Connected Mode Mobility in 5G is known as a Handover, and opposed to Idle Mode Mobility where the UE decides when to reselect to a neighboring cell based on… Read more
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5G Authentication & Security
5G Security and Authentication procedures are intensely complex subjects. To fully grasp the procedures outlined in this article, you would require a comprehensive understanding of the algorithms used for Key… Read more
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Vlog #4 – UERANSIM gNB & UE with Open5GS
This video goes over installing UERANSIM and running it locally on the same system as Open5GS. It also covers setting up the Profile A protection scheme on the UERANSIM UE… Read more
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Vlog # 3 – Install, Configure, and Run your Open-source 5G Network
I decided to make a more in depth video that is in line with my first blog on making your own Open-source 5G network using UHD, srsRAN gNB, and Open5GS.… Read more
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5G NR Cell Reselection Part 2 – Equal Priority Inter-frequency Reselection
Introduction Let’s look at inter-frequency reselection and why it is needed in cellular networks. This is a scenario I encountered a few years ago when I was driving north on… Read more
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This Week at Nuradio Concepts 12 March 2024
A lot has been going on lately, which explains the lack of updates but also gives me a lot to share this week. 5G News T-Mobile is “lighting up” 2500… Read more
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5G NR Cell Reselection Part 1 – Intra-frequency Reselection
Introduction Devices in a 5G Network need to maintain constant connectivity with the network for reachability and reliability purposes. There are three layers to how devices maintain the best possible… Read more
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SSB & CORESET0 Time and Frequency location
Introduction Are you a visual learner? I know I am. I use whatever tools are at my dispense to create graphics that help me make sense of technical data. The… Read more
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VLOG # 2 – OpenAPI Dissector & Open5GS OpenAPI Analysis
This week I’m covering how to install OpenAPI Dissector and use pcap files generated from the Open5GS core to understand what communication is taking place during some of the initial… Read more
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