7 papers
A Scalable 256-Antenna Distributed MIMO Testbed with Real-Time Fully Digital Beamforming
Dumitra Iancu, Vilgot Snygg, Sijia Cheng +7
Distributed massive MIMO (D-MIMO) is a promising technology for future generation wireless systems as it takes advantage of both an increased array aperture and a decentralized pro…
Efficient Implementation of an Adaptive Transformer Accelerator for Massive MIMO Outdoor Localization
Ilayda Yaman, Sijia Cheng, Ove Edfors +1
We present the implementation of an adaptive Transformer-based localization system for 5G massive MIMO targeting sub-10ms real-time positioning. The design exploits propagation cha…
Multi-User XR Offloading via Massive MIMO: A System-Level Analysis using a Real-Life Dataset
Love Bárány, Ilayda Yaman, Ove Edfors +2
SLAM is one of the biggest bottlenecks of XR devices, which have strict requirements for latency, power consumption, and user satisfaction. A solution that has been proposed and st…
Spectrum Efficiency and Processing Latency Trade-offs in Panel-Based LIS
Lina Tinnerberg, Dumitra Iancu, Ove Edfors +2
The next generation wireless systems will face stringent new requirements, including ultra-low latency, high data rates and enhanced reliability. Large Intelligent Surfaces, is one…
Highly Parallel Singular Value Decomposition for Low-Latency MIMO Processing
Sijia Cheng, Liang Liu, Ove Edfors +1
Singular value decomposition (SVD) is widely used in wireless systems, including multiple-input multiple-output (MIMO) processing and dimension reduction in distributed MIMO (D-MIM…
Low-latency D-MIMO Localization using Distributed Scalable Message-Passing Algorithm
Dumitra Iancu, Liang Liu, Ove Edfors +2
Distributed MIMO and integrated sensing and communication are expected to be key technologies in future wireless systems, enabling reliable, low-latency communication and accurate…