English
Related papers

Related papers: Power Allocation in the High SNR Regime for A Mult…

200 papers

Simultaneous wireless information and power transfer (SWIPT) technique is a popular strategy to convey both information and RF energy for harvesting at receivers. In this regard, we consider a two-way relay system with multiple users and a…

Information Theory · Computer Science 2021-06-08 Navneet Garg , Junkai Zhang , Tharmalingam Ratnarajah

In this paper we introduce Neural Network Coding(NNC), a data-driven approach to joint source and network coding. In NNC, the encoders at each source and intermediate node, as well as the decoder at each destination node, are neural…

Information Theory · Computer Science 2021-01-12 Litian Liu , Amit Solomon , Salman Salamatian , Muriel Medard

The ever-evolving landscape of distributed wireless systems, e.g. multi-user AR/VR systems, demands high data rates (up to 500 Mbps per user) and low power consumption. With increasing number of participating users, uplink data transmission…

Signal Processing · Electrical Eng. & Systems 2024-10-30 Sagnik Bhattacharya , Kamyar Rajabalifardi , Muhammad Ahmed Mohsin , Rohan Pote , John M. Cioffi

In this paper we investigate the sub-channel assignment and power control to maximize the total sum rate in the uplink of two-cell network. It is assumed that there are some sub-channels in each cell which should be allocated among some…

Signal Processing · Electrical Eng. & Systems 2019-07-09 Ata Khalili , Soroush Akhlaghi

This paper considers the multiple-access relay channel in a setting where two source nodes transmit packets to a destination node, both directly and via a relay node, over packet erasure channels. Intra-session network coding is used at the…

Information Theory · Computer Science 2022-03-08 Amjad Saeed Khan , Ioannis Chatzigeorgiou

In this paper, we investigate a multiuser relay system with simultaneous wireless information and power transfer. Assuming that both base station (BS) and relay station (RS) are equipped with multiple antennas, this work studies the joint…

Information Theory · Computer Science 2022-10-17 Yunlong Cai , Ming-Min Zhao , Qingjiang Shi , Benoit Champagne , Min-Jian Zhao

We investigate the performance of coded modulation for multi-hop regenerative optical networks. We analyze options for computing decoder input LLRs, show reach increases by optimized regenerator placement and experimentally compare…

Information Theory · Computer Science 2022-04-13 Laurent Schmalen , Tobias A. Eriksson , Fred Buchali , Roman Dischler , Ulrich Gebhard

Next generation cellular networks will have to leverage large cell densifications to accomplish the ambitious goals for aggregate multi-user sum rates, for which CRAN architecture is a favored network design. This shifts the attention back…

Information Theory · Computer Science 2017-03-31 Sahar Imtiaz , Hadi Ghauch , Muhammad Mahboob Ur Rahman , George Koudouridis , James Gross

In this work, the joint precoding across two distant transmitters (TXs), sharing the knowledge of the data symbols to be transmitted, to two receivers (RXs), each equipped with one antenna, is discussed. We consider a distributed channel…

Information Theory · Computer Science 2011-07-20 P. de Kerret , D. Gesbert

This paper presents a novel two-way decode-and-forward (DF) relay strategy for Orthogonal Frequency Division Multiplexing (OFDM) relay networks. This DF relay strategy employs multi-subcarrier joint channel coding to leverage frequency…

Information Theory · Computer Science 2016-11-17 Fei He , Yin Sun , Xiang Chen , Limin Xiao , Shidong Zhou

In this paper, a distributed turbo-like coding scheme for wireless networks with relays is proposed. We consider a scenario where multiple sources communicate with a single destination with the help of a relay. The proposed scheme can be…

Information Theory · Computer Science 2009-10-13 Roua Youssef , Alexandre Graell i Amat

We consider the problem of optimal reactive power compensation for the minimization of power distribution losses in a smart microgrid. We first propose an approximate model for the power distribution network, which allows us to cast the…

Optimization and Control · Mathematics 2013-12-17 Saverio Bolognani , Sandro Zampieri

Sparse Network Coding (SNC) has been a promising network coding scheme as an improvement for Random Linear Network Coding (RLNC) in terms of the computational complexity. However, in this literature, there has been no analytical expressions…

Information Theory · Computer Science 2019-07-30 Hadi Sehat , Peyman Pahlevani

Resource allocation is a fundamental task in cell-free (CF) massive multi-input multi-output (MIMO) systems, which can effectively improve the network performance. In this paper, we study the downlink of CF MIMO networks with network…

Information Theory · Computer Science 2023-12-22 S. Mashdour , A. Schmeink , R. C. de Lamare , J. P. Sales

The demand of massive access to the same multimedia content at the same time is one major challenge for next-generation cellular networks in densely-packed urban areas. The content-aware multicast transmission strategies provide promising…

Information Theory · Computer Science 2020-04-07 Ahmet Zahid Yalcin , Yavuz Yapici

In this paper, a novel context-aware approach for resource allocation in two-tier wireless small cell networks~(SCNs) is proposed. In particular, the SCN's users are divided into two types: frequent users, who are regular users of certain…

Computer Science and Game Theory · Computer Science 2016-11-17 Ali Khanafer , Walid Saad , Tamer Başar

Most cellular network communication strategies are focused on data traffic scenarios rather than energy balance and efficient utilization. Thus mobile users in hot cells may suffer from low throughput due to energy loading imbalance…

Networking and Internet Architecture · Computer Science 2015-05-05 Jianjun Yang , Bryson Payne , Markus Hitz , Zongming Fei , Le Li , Tongquan Wei

Random Linear Network Coding (RLNC) has been proved to offer an efficient communication scheme, leveraging an interesting robustness against packet losses. However, it suffers from a high computational complexity and some novel approaches,…

Networking and Internet Architecture · Computer Science 2016-07-25 Garrido Pablo , Lucani E. Daniel , Aguero Ramon

Reconfigurable Intelligent Surfaces (RISs) are recently attracting a wide interest due to their capability of tuning wireless propagation environments in order to increase the system performance of wireless networks. In this paper, a…

Information Theory · Computer Science 2021-03-23 Stefano Buzzi , Carmen D'Andrea , Alessio Zappone , Maria Fresia , Yong-Ping Zhang , Shulan Feng

This paper investigates a machine learning-based power allocation design for secure transmission in a cognitive radio (CR) network. In particular, a neural network (NN)-based approach is proposed to maximize the secrecy rate of the…

Information Theory · Computer Science 2021-01-06 Miao Zhang , Kanapathippillai Cumanan , Jeyarajan Thiyagalingam , Yanqun Tang , Wei Wang , Zhiguo Ding , Octavia A. Dobre