activity
20142022
most citedSparse Signal Processing for Grant-Free Massive Connectivity: A Future Paradigm for Random Access Protocols in the Internet of Things

530 citations · 1.4k across the 27 of their papers we have counts for

collaborators
Showing 2016Show all

6 papers · 1 filter

cs.IT2016

Performance Limits of Energy Detection Systems with Massive Receiver Arrays

Lishuai Jing, Zoran Utkovski, Elisabeth de Carvalho +1

Energy detection (ED) is an attractive technique for symbol detection at receivers equipped with a large number of antennas, for example in millimeter wave communication systems. T…

cs.IT2016

Geometry-Based Stochastic Channel Models for 5G: Extending Key Features for Massive MIMO

Alex Oliveras Martinez, Patrick Eggers, Elisabeth De Carvalho

This paper introduces three key features in geometry-based stochastic channel models in order to include massive MIMO channels. Those key features consists of multi-user (MU) consi…

cs.IT2016★ 87 cited

Design and Performance Analysis of Non-Coherent Detection Systems with Massive Receiver Arrays

Lishuai Jing, Elisabeth De Carvalho, Petar Popovski +1

Harvesting the gain of a large number of antennas in a mmWave band has mainly been relying on the costly operation of channel state information (CSI) acquisition and cumbersome pha…

cs.IT2016

Random Access Protocols for Massive MIMO

Elisabeth de Carvalho, Emil Björnson, Jesper H. Sørensen +2

5G wireless networks are expected to support new services with stringent requirements on data rates, latency and reliability. One novel feature is the ability to serve a dense crow…

cs.IT2016★ 13 cited

Full Duplex Emulation via Spatial Separation of Half Duplex Nodes in a Planar Cellular Network

Henning Thomsen, Dong Min Kim, Petar Popovski +2

A Full Duplex Base Station (FD-BS) can be used to serve simultaneously two Half-Duplex (HD) Mobile Stations (MSs), one working in the uplink and one in the downlink, respectively.…

cs.IT2016★ 160 cited

A Random Access Protocol for Pilot Allocation in Crowded Massive MIMO Systems

Emil Björnson, Elisabeth de Carvalho, Jesper H. Sørensen +2

The Massive MIMO (multiple-input multiple-output) technology has great potential to manage the rapid growth of wireless data traffic. Massive MIMO achieves tremendous spectral effi…