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Information technology /Networking

Mobile & wireless networking

News and Updates

O-RAN Alliance Group Picture - Face to Face Meeting Paris 2025

CTL Staff Advance O-RAN Standards

CTL staff made several technical contributions to the O-RAN Alliance face-to-face meeting on February 24-28 in the areas of security, testing, and RAN...

Projects and Programs

Advanced Security Architectures for Next Generation Wireless

Ongoing
National Priorities: The National Strategy to Secure 5G and Implementation Plan goals to: facilitate the rollout of 5G domestically; assess the cybersecurity risks to and identify core security principles of 5G capabilities and infrastructure; address risks to United States economic and national...

Fundamental Metrology for Communications

Ongoing
Engineers designing the next generation of wireless applications and devices must work around the fundamental issue of radio interference. NIST CTL’s RF Technology High Speed Electronics group focuses on fundamental measurement and modeling of nonlinear microwave systems, devices and materials that...
Replica of a collaborative robotic workcell

Reliable, High Performance Industrial Wireless Systems: Wi-Fi and TSN

Ongoing
Through collaboration with industry and academia, we will continue to develop model architectures for high-priority industrial use cases that include mobile robotic and collaborative platforms. We will continue to select use cases based on industry input and our independent research. In this project...

Trusted Spectrum Testing

Ongoing
COEXISTENCE METRICS The Trusted Spectrum Testing program focuses on coexistence metrics and testing methods for wireless systems in shared-spectrum environments. With the goal of understanding a system's response and impact on a local radio frequency environment, our RF Technology Division measures...

Publications

Extending communication range with 5G NR multi-hop UE-to-UE relays

Author(s)
Samantha Gamboa Quintiliani, Thomas Henderson, Wesley Garey, Chunmei Liu, Richard Rouil
This paper describes how fifth-generation (5G) New Radio (NR) sidelink (SL) multi-hop UE-to-UE (U2U) relays can extend communication range in off-network...

Digital-Twin-Assisted Clustering of Radio-Frequency Multipath Components

Author(s)
Anuraag Bodi, Jihoon Bang, Neeraj Varshney, Samuel Berweger, Chiehping Lai, Jelena Senic, Jack Chuang, Camillo Gentile
Clustering radio-frequency (RF) multipath components (MPCs) fosters compact channel models by capturing the geometry of the scattering environment, yet "blind"...

Software

New Radio Sidelink Simulator

5G New Radio Sidelink Link-Level Simulator is developed to accelerate the study of 5G New Radio (NR) sidelink (SL). It closely follows the Third Generation
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