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The arrival of heterogeneous (or hybrid) multicore architectures has brought new performance trade-offs for applications, and efficiency opportunities to systems. They have also increased the challenges related to thread scheduling, as…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-11 Yacine Idouar , Adrien Cassagne , Laércio Lima Pilla , Julien Sopena , Manuel Bouyer , Diane Orhan , Lionel Lacassagne , Dimitri Galayko , Denis Barthou , Christophe Jego

In this paper, the problem of joint radio and computation resource management over multi-channel is investigated for multi-user partial offloading mobile edge computing (MEC) system. The target is to minimize the weighted sum of energy…

Information Theory · Computer Science 2021-05-04 Bizheng Liang , Rongfei Fan , Han Hu

In a cognitive radio scenario we consider a single secondary user (SU) accessing a multi-channel system. The SU senses the channels sequentially to detect if a primary user (PU) is occupying the channels, and stops its search to access a…

Information Theory · Computer Science 2015-12-31 Ahmed Ewaisha , Cihan Tepedelenlioğlu

A restricted two-way communication problem in a small fully-connected network is investigated. The network consists of three nodes, all having access to a common channel with half-duplex constraint. Two nodes want to establish a dialog…

Information Theory · Computer Science 2014-09-05 Manuel Stein

The problem of simultaneous multicasting of multiple messages with the help of a relay terminal is considered. In particular, a model is studied in which a relay station simultaneously assists two transmitters in multicasting their…

Information Theory · Computer Science 2009-02-19 Deniz Gunduz , Osvaldo Simeone , Andrea J. Goldsmith , H. Vincent Poor , Shlomo Shamai

In this paper, a dual-hop communication system composed of a source S and a destination D connected through two non-interfering half-duplex relays, R1 and R2, is considered. In the literature of Information Theory, this configuration is…

Information Theory · Computer Science 2016-11-17 Hossein Bagheri , Abolfazl S. Motahari , Amir K. Khandani

We consider a half-duplex wireless relay network with hybrid-automatic retransmission request (HARQ) and Rayleigh fading channels. In this paper, we analyze the outage probability of the multi-relay delay-limited HARQ system with…

Information Theory · Computer Science 2012-02-14 Behrouz Maham , Aydin Behnad , Merouane Debbah

Routing is a widespread approach to transfer information from a source node to a destination node in many deployed wireless ad-hoc networks. Today's implemented routing algorithms seek to efficiently find the path/route with the largest…

Information Theory · Computer Science 2018-10-16 Yahya H. Ezzeldin , Martina Cardone , Christina Fragouli , Daniela Tuninetti

Transmit signal and bandwidth optimization is considered in multiple-antenna relay channels. Assuming all terminals have channel state information, the cut-set capacity upper bound and decode-and-forward rate under full-duplex relaying are…

Information Theory · Computer Science 2011-11-30 Chris T. K. Ng , Gerard J. Foschini

This paper focuses on energy recycling in full-duplex (FD) relaying multiple-input-multiple-output orthogonal frequency division multiplexing (OFDM) communication. The loop self-interference (SI) due to full-duplexing is seen as an…

Information Theory · Computer Science 2019-03-26 Ali A. Nasir , H. D. Tuan , T. Q. Duong , H. V. Poor

In this paper, we investigate resource allocation algorithm design for full-duplex (FD) cognitive radio systems. The secondary network employs a FD base station for serving multiple half-duplex downlink and uplink users simultaneously. We…

Information Theory · Computer Science 2016-02-23 Yan Sun , Derrick Wing Kwan Ng , Nikola Zlatanov , Robert Schober

In this paper, we study the scheduling problem for downlink transmission in a multi-channel (e.g., OFDM-based) wireless network. We focus on a single cell, with the aim of developing a unifying framework for designing low-complexity…

Networking and Internet Architecture · Computer Science 2013-11-19 Bo Ji , Gagan R. Gupta , Xiaojun Lin , Ness B. Shroff

We consider the problem of minimizing upper bounds and maximizing lower bounds on information rates of stationary and ergodic discrete-time channels with memory. The channels we consider can have a finite number of states, such as partial…

Information Theory · Computer Science 2016-11-17 Parastoo Sadeghi , Pascal O. Vontobel , Ramtin Shams

We study the achievable capacity regions of full-duplex links in the single- and multi-channel cases (in the latter case, the channels are assumed to be orthogonal -- e.g., OFDM). We present analytical results that characterize the uplink…

Networking and Internet Architecture · Computer Science 2016-05-25 Jelena Marašević , Gil Zussman

This paper provides comprehensive coding and outer bound for the half-duplex multiple access channel with generalized feedback (MAC-GF). Two users communicate with one destination over a discrete memoryless channel using time division. Each…

Information Theory · Computer Science 2011-08-02 Ahmad Abu Al Haija , Mai Vu

A multicarrier-division duplex (MDD)-based cell-free (CF) scheme, namely MDD-CF, is proposed, which enables downlink (DL) data and uplink (UL) data or pilots to be concurrently transmitted on mutually orthogonal subcarriers in distributed…

Information Theory · Computer Science 2022-11-01 Bohan Li , Lie-Liang Yang , Robert G. Maunder , Songlin Sun , Pei Xiao

In this paper, we investigate a novel minimum length scheduling problem to determine the optimal power control, and scheduling for constant and continuous rate models, while considering concurrent transmission of users, energy causality,…

Signal Processing · Electrical Eng. & Systems 2021-01-21 Muhammad Shahid Iqbal , Yalcin Sadi , Sinem Coleri

In this paper, we consider a wireless powered communication network where multiple users with RF energy harvesting capabilities communicate to a hybrid energy and information access point (HAP) in full-duplex mode. Each user has to transmit…

Signal Processing · Electrical Eng. & Systems 2020-02-19 Muhammad Shahid Iqbal , Yalcin Sadi , Sinem Coleri

We study a multihop "virtual" full-duplex relay channel as a special case of a general multiple multicast relay network. For such channel, quantize-map-and-forward (QMF) (or noisy network coding (NNC)) achieves the cut-set upper bound…

Information Theory · Computer Science 2015-04-24 Song-Nam Hong , Ivana Maric , Dennis Hui , Giuseppe Caire

In this paper, we investigate centralized scheduling strategies for cooperative incremental redundancy retransmissions in the slow-fading half-duplex multiple access multiple relay channel. Time Division Multiple Access is assumed for the…

Signal Processing · Electrical Eng. & Systems 2018-08-30 Stefan Cerović , Raphaël Visoz , Louis Madier , Antoine O. Berthet