Technical Overviews
The Radio Access Network (RAN) is a vital component of mobile telecommunications systems, connecting individual devices to the broader network through radio connections. In the context of 5G, modern RAN technologies have significantly evolved to support higher speeds, lower latency, and greater capacity. Key features of modern RAN include:
• Massive MIMO (Multiple Input Multiple Output, mMIMO)
• Beamforming
• Network Slicing
Open RAN (O-RAN) is an approach to building RANs using open and interoperable interfaces, allowing components from different vendors to work together providing following flexibility for the network providers and operators.
Artificial Intelligence (AI) and Machine Learning (ML) plays a crucial role in modern RAN. AI enhances optimization of the network performance, efficiency and adaptability. AI analyzes real-time data for better resource allocation, reduces latency, and enables predictive maintenance to prevent issues. This results in smarter, more reliable networks ready for future advancements like 6G.
P8800S UeSIM is a UE emulation solution which enables infrastructure vendors, chipset providers and mobile operators to validate end-to-end Radio Access Network (RAN) performance by emulating real network traffic over both radio and O-RAN fronthaul interfaces. Solution is designed to accelerate multi-standard end-to-end network verification by generating IP traffic load, simulating applications running on thousands of concurrent devices operating real voice and data sessions.
Both conducted and live testing across the full range of frequencies is supported, with the possibility to cover real-world scenarios spanning protocol and load testing in the lab to field testing, trials and deployments.
Key Features
• Support for key 3GPP technologies
o 4G and 5G in NSA and SA modes, FR1 & FR2 radio frequencies
o Massive MIMO with beamforming up to 64T64R
o Non-Terrestrial Networks (NTN)
o NB-IoT
• Full protocol stack assessment from L1 to L7 covering functional testing – layer by layer
• Scalable up to thousands of UEs and 10+ Component Carriers’s with simulation of real application data and generation of network traffic load.
• Support for gNB wrap-around testing with Keysight core emulation option.
• Service quality validation with subscriber modeling, and multi-play voice, video, and data traffic generation: eMBMS, VoNR, ViNR.
• Advanced mobility scenarios, fading and cross-cell interference simulation.
• Automation and Integration into CI/CD/CT Workflows.
• Data generation for AI/ML, AI/ML Benchmarking, RAN Workloads for AI and RAN
• Automated O-RAN compliance testing.
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