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Rate-Splitting Multiple Access (RSMA) has been recognized as a promising multiple access technique for future wireless communication systems. Recent research demonstrates that RSMA can maintain its superiority without relying on Successive…

Information Theory · Computer Science 2025-07-16 Sibo Zhang , Bruno Clerckx , David Vargas

The aim of this paper is to reveal the importance of hybrid successive interference cancellation (SIC) and power adaptation (PA) for improving transmission robustness of uplink non-orthogonal multiple access (NOMA). Particularly, a…

Information Theory · Computer Science 2023-07-11 Yanshi Sun , Wei Cao , Momiao Zhou , Zhiguo Ding

We investigate intercell interference cancellation (ICIC) with a practical downlink training and uplink channel state information (CSI) feedback model. The average downlink throughput for such a 2-cell network is derived. The user location…

Information Theory · Computer Science 2011-05-24 Jun Zhang , Jeffrey G. Andrews , Khaled B. Letaief

In modern wireless networks, interference is no longer negligible since each cell becomes smaller to support high throughput. The reduced size of each cell forces to install many cells, and consequently causes to increase inter-cell…

Information Theory · Computer Science 2012-09-19 Hyukjoon Kwon , Jungwon Lee , Inyup Kang

The problem of designing downlink transmission schemes for supporting heterogeneous ultra-reliable low-latency communications (URLLC) and/or with other types of services is investigated. We consider the broadcast channel, where the base…

Information Theory · Computer Science 2023-05-03 Min Qiu , Yu-Chih Huang , Jinhong Yuan

An over-the-air (OTA) experimental evaluation of concurrent 5G New Radio (5G NR) and Wi-Fi transmission using successive interference cancellation (SIC) in a shielded-box environment is presented. A USRP is used as the receiver, which…

Signal Processing · Electrical Eng. & Systems 2026-05-27 Mir Lodro , Francesco Raimondo , Geoffrey S. Hilton , Mark A. Beach , Andrew C. M. Austin

This paper investigates quantization of channel state information (CSI) and bit allocation across wireless links in a multi-source, single-relay cooperative cellular network. Our goal is to minimize the loss in performance, measured as the…

Information Theory · Computer Science 2016-11-17 Ehsan Karamad , Behrouz Khoshnevis , Raviraj Adve

The performance of conventional interference management strategies degrades when interference power is comparable to signal power. We consider a new perspective on interference management using semantic communication. Specifically, a…

Signal Processing · Electrical Eng. & Systems 2024-08-09 Zian Meng , Qiang Li , Ashish Pandharipande , Xiaohu Ge

This work studies the net sum-rate performance of a distributed reconfigurable intelligent surfaces (RISs)-assisted multi-user multiple-input-single-output (MISO) downlink communication system under imperfect instantaneous-channel state…

Information Theory · Computer Science 2023-07-04 Bayan Al-Nahhas , Qurrat-Ul-Ain Nadeem , Anas Chaaban

Consider the problem of joint uplink scheduling and power allocation. Being inherent to almost any wireless system, this resource allocation problem has received extensive attention. Yet, most common techniques either adopt classical power…

Networking and Internet Architecture · Computer Science 2015-03-20 Erez Biton , Asaf Cohen , Guy Reina , Omer Gurewitz

Integrated sensing and communication (ISAC) is a promising technique to provide sensing services in future wireless networks. Numerous existing works have adopted a monostatic radar architecture to realize ISAC, i.e., employing the same…

Information Theory · Computer Science 2023-05-17 Dongfang Xu , Chang Liu , Shenghui Song , Derrick Wing Kwan Ng

The optimal scheduling of interfering links in a dense wireless network with full frequency reuse is a challenging task. The traditional method involves first estimating all the interfering channel strengths then optimizing the scheduling…

Signal Processing · Electrical Eng. & Systems 2021-02-05 Wei Cui , Kaiming Shen , Wei Yu

This paper considers the minimization of transmit power in Gaussian parallel interference channels, subject to a rate constraint for each user. To derive decentralized solutions that do not require any cooperation among the users, we…

Information Theory · Computer Science 2011-11-09 Jong-Shi Pang , Gesualdo Scutari , Francisco Facchinei , Chaoxiong Wang

Efficient utilization of licensed spectrum in the cognitive radio network is challenging due to lack of coordination among the Secondary Users (SUs). Distributed algorithms proposed in the literature aim to maximize the network throughput…

Signal Processing · Electrical Eng. & Systems 2018-11-19 Suneet Sawant , Rohit Kumar , Manjesh K. Hanawal , Sumit J. Darak

The necessity of accurate channel estimation for Successive and Parallel Interference Cancellation is well known. Iterative channel estimation and channel decoding (for instance by means of the Expectation-Maximization algorithm) is…

Information Theory · Computer Science 2016-11-17 Francisco Lazaro Blasco , Francesco Rossetto

The deployment of reconfigurable intelligent surfaces (RISs) in a communication system provides control over the propagation environment, which facilitates the augmentation of a multitude of communication objectives. As these performance…

Signal Processing · Electrical Eng. & Systems 2023-05-04 Bilal Ahmad , Kevin Weinberger , Aydin Sezgin , Bilal Zafar , Martin Haardt

In many real-world problems, a team of agents need to collaborate to maximize the common reward. Although existing works formulate this problem into a centralized learning with decentralized execution framework, which avoids the…

Multiagent Systems · Computer Science 2019-11-21 Liheng Chen , Hongyi Guo , Yali Du , Fei Fang , Haifeng Zhang , Yaoming Zhu , Ming Zhou , Weinan Zhang , Qing Wang , Yong Yu

As a critical technology for next-generation communication networks, integrated sensing and communication (ISAC) aims to achieve the harmonious coexistence of communication and sensing. The degrees-of-freedom (DoF) of ISAC is limited due to…

Information Theory · Computer Science 2024-10-28 Yongqing Xu , Yong Li , Tony Q. S. Quek

Out-of-system (OoS) interference is a potential limitation for distributed networks that operate in unlicensed spectrum or in a spectrum sharing scenario. The OoS interference differs from the in-system interference in that OoS signals and…

Information Theory · Computer Science 2024-05-08 Zakir Hussain Shaik , Erik G. Larsson

In next generation Internet-of-Things, the overhead introduced by grant-based multiple access protocols may engulf the access network as a consequence of the unprecedented number of connected devices. Grant-free access protocols are…

Signal Processing · Electrical Eng. & Systems 2023-05-16 Lorenzo Valentini , Marco Chiani , Enrico Paolini