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High reliability guarantees for Ultra-Reliable Low-Latency Communications (URLLC) require accurate knowledge of channel statistics, used as an input for rate selection. Exploiting the spatial consistency of channel statistics arises as a…

Information Theory · Computer Science 2022-09-23 Tobias Kallehauge , Anders E. Kalør , Pablo Ramírez-Espinosa , Maxime Guillaud , Petar Popovski

This paper proposes exploiting the spatial correlation of wireless channel statistics beyond the conventional received signal strength maps by constructing statistical radio maps to predict any relevant channel statistics to assist…

Signal Processing · Electrical Eng. & Systems 2022-08-17 Tobias Kallehauge , Pablo Ramìrez-Espinosa , Anders E. Kalør , Christophe Biscio , Petar Popovski

Ultra-Reliable Low Latency Communication (URLLC) is one of the distinctive features of the upcoming 5G wireless communication, going down to packet error rates (PER) of $10^{-9}$. In this paper we discuss the statistical properties of the…

Information Theory · Computer Science 2018-01-15 Patrick C. F. Eggers , Marko Angjelichinoski , Petar Popovski

Location information is often used as a proxy to guarantee the performance of a wireless communication link. However, localization errors can result in a significant mismatch with the guarantees, particularly detrimental to users operating…

In this paper we provide an analytic framework for computing the expected downlink coverage probability, and the associated data rate of cellular networks, where base stations are distributed in a random manner. The provided expressions are…

Information Theory · Computer Science 2016-05-27 Akram Al-Hourani , Sithamparanathan Kandeepan

This paper studies the optimal power allocation for outage minimization in point-to-point fading channels with the energy-harvesting constraints and channel distribution information (CDI) at the transmitter. Both the cases with non-causal…

Networking and Internet Architecture · Computer Science 2013-05-24 Chuan Huang , Rui Zhang , Shuguang Cui

Future wireless communication systems are envisioned to support ultra-reliable and low-latency communication (URLLC), which will enable new applications such as compute offloading, wireless real-time control, and reliable monitoring.…

Signal Processing · Electrical Eng. & Systems 2026-04-01 Christian Nelson , Sara Willhammar , Fredrik Tufvesson

Estimating the probability of rare channel conditions is a central challenge in ultra-reliable wireless communication, where random events, such as deep fades, can cause sudden variations in the channel quality. This paper proposes a…

Signal Processing · Electrical Eng. & Systems 2024-07-08 Tobias Kallehauge , Anders E. Kalør , Pablo Ramírez-Espinosa , Christophe Biscio , Petar Popovski

Unreliable fading wireless channels are the main challenge for strict performance guarantees in mobile communications. Diversity schemes including massive number of antennas, huge spectrum bands and multi-connectivity links are applied to…

Information Theory · Computer Science 2020-09-21 Karl-Ludwig Besser , Eduard A. Jorswieck

Interactive, immersive and critical applications demand ultra-reliable low-latency communication (URLLC). To build wireless communication systems that can support these applications, understanding the characteristics of the wireless medium…

Information Theory · Computer Science 2018-06-25 Vasuki Narasimha Swamy , Paul Rigge , Gireeja Ranade , Borivoje Nikolic , Anant Sahai

Ultra-reliable communication (URC) is a key enabler for supporting immersive and mission-critical 5G applications. Meeting the strict reliability requirements of these applications is challenging due to the absence of accurate statistical…

Networking and Internet Architecture · Computer Science 2020-12-23 Sumudu Samarakoon , Mehdi Bennis , Walid Saad , Merouane Debbah

Concerning ultra-reliable low-latency communication (URLLC) for the downlink operating in the frequency-division multiple-access with random channel assignment, a lightweight power allocation approach is proposed to maximize the number of…

Signal Processing · Electrical Eng. & Systems 2022-08-05 Jinfei Wang , Yi Ma , Na Yi , Rahim Tafazolli

Multi-cell processing, also called Coordinated Multiple Point (CoMP), is a very promising distributed multi-antennas technique that uses neighbour cell's antennas. This is expected to be part of next generation cellular networks standards…

Networking and Internet Architecture · Computer Science 2011-10-14 Virgile Garcia , Jean-Marie Gorce , Nikolai Lebedev

This letter studies parallel independent Gaussian channels with uncertain eavesdropper channel state information (CSI). Firstly, we evaluate the probability of zero secrecy rate in this system for (i) given instantaneous channel conditions…

Information Theory · Computer Science 2016-02-23 Siddhartha Sarma , Kundan Kandhway , Joy Kuri

Due to increasing demands of seamless connection and massive information exchange across the world, the integrated satellite-terrestrial communication systems develop rapidly. To shed lights on the design of this system, we consider an…

Information Theory · Computer Science 2022-10-25 Lina Zhu , Lin Bai , Lin Zhou , Jinho Choi

Two of the main problems to achieve ultra-reliable low-latency communications (URLLC) are related to instantaneous channel state information (I-CSI) acquisition and the coexistence with other service modes such as enhanced mobile broadband…

Networking and Internet Architecture · Computer Science 2022-11-18 Dian Echevarría Pérez , Onel L. Alcaraz López , Hirley Alves

We consider the problem of adaptive modulation for wideband DS-CDMA Rayleigh fading channels with imperfect channel state information (CSI). We assume a multidimensional signal subspace spanned by a collection of random spreading codes…

Information Theory · Computer Science 2007-07-13 Richard J. Barton

In this paper, outage performance of network topology-aware distributed opportunistic relay selection strategies is studied with focus on the impact of different levels of channel state information (CSI) available at relays. Specifically,…

Information Theory · Computer Science 2013-06-13 Anvar Tukmanov , Said Boussakta , Zhiguo Ding , Abbas Jamalipour

This paper considers methods for delivering ultra reliable low latency communication (URLLC) to enable mission-critical Internet of Things (IoT) services in wireless environments with unknown channel distribution. The methods rely upon the…

Information Theory · Computer Science 2025-02-18 Hongsen Peng , Tobias Kallehauge , Meixia Tao , Petar Popovski

In this paper, localization using narrowband communication signals are considered in the presence of fading channels with time of arrival measurements. When narrowband signals are used for localization, due to existing hardware constraints,…

Information Theory · Computer Science 2018-11-06 Xue Zhang , Cihan Tepedelenlioglu , Mahesh K. Banavar , Andreas Spanias , Gowtham Muniraju
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