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Related papers: Full-Duplex Radio for Uplink/Downlink Wireless Acc…

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Full-duplex (FD) communication is optimistically promoted to double the spectral efficiency if sufficient self-interference cancellation (SIC) is achieved. However, this is not true when deploying FD-communication in a large-scale setup due…

Information Theory · Computer Science 2018-11-07 Konpal Shaukat Ali , Hesham ElSawy , Mohamed-Slim Alouini

This paper investigates the benefits of Amplify-and-Forward (AF) relaying in the setup of multi-antenna wireless networks. The concept of Random Sequential (RS) relaying is previously introduced in the literature and showed that it achieves…

Information Theory · Computer Science 2009-12-22 Shahab Oveis Gharan , Alireza Bayesteh , Amir K. Khandani

Dynamic time-division duplex (D-TDD) has emerged as an effective solution to accommodate the unaligned downlink and uplink traffic in small cell networks. However, the flexibility of traffic configuration also introduces additional…

Information Theory · Computer Science 2020-10-13 Meiyan Song , Hangguan Shan , Howard H. Yang , Tony Q. S. Quek

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. The same functionality can be realized by having two…

Information Theory · Computer Science 2016-11-17 Henning Thomsen , Dong Min Kim , Petar Popovski , Nuno K. Pratas , Elisabeth de Carvalho

In this paper, we studied the joint sparse beamforming and power control for network-assisted full duplex (NAFD) in large-scale distributed antenna system (L-DAS), where the remote antenna units either be operating in half-duplex mode or…

Information Theory · Computer Science 2019-11-14 Xinjiang Xia , Pengcheng Zhu , Jiamin Li , Dongming Wang , Yuanxue Xin , Xiaohu You

With its privacy preservation and communication efficiency, federated learning (FL) has emerged as a promising learning framework for beyond 5G wireless networks. It is anticipated that future wireless networks will jointly serve both FL…

Signal Processing · Electrical Eng. & Systems 2022-05-24 Muhammad Farooq , Tung Thanh Vu , Hien Quoc Ngo , Le-Nam Tran

In this paper, we propose a scheme for the joint optimization of the user transmit power and the antenna selection at the access points (AP)s of a user-centric cell-free massive multiple-input-multiple-output (UC CF-mMIMO) system. We derive…

Information Theory · Computer Science 2022-07-19 Shashank Shekhar , Athira Subhash , Muralikrishnan Srinivasan , Sheetal Kalyani

In this paper, we propose a multiple input multiple output (MIMO) Full-Duplex Integrated Sensing and Communication System consisting of multiple targets, a single downlink, and a single uplink user. We employed signal-to-interference plus…

Signal Processing · Electrical Eng. & Systems 2023-12-19 Muhammad Talha , Besma Smida , Md Atiqul Islam , George C. Alexandropoulos

In this paper, we provide a theoretical framework for the study of massive multiple-input multiple-output (MIMO)-enabled full-duplex (FD) cellular networks in which the self-interference (SI) channels follow the Rician distribution and…

Information Theory · Computer Science 2017-03-07 Arman Shojaeifard , Kai-Kit Wong , Marco Di Renzo , Gan Zheng , Khairi Ashour Hamdi , Jie Tang

In this paper, we consider a frequency-division duplexing (FDD) multiple-user multiple-input-single-output (MU-MISO) wireless-powered communication network (WPCN) consisting of one hybrid data-and-energy access point (HAP) with multiple…

Information Theory · Computer Science 2018-10-03 Arman Ahmadian

This letter considers the secure communication in a reconfigurable intelligent surface (RIS) aided full duplex (FD) system. An FD base station (BS) serves an uplink (UL) user and a downlink (DL) user simultaneously over the same…

Signal Processing · Electrical Eng. & Systems 2022-09-27 Pengxin Guan , Yiru Wang , Yuping Zhao

This paper considers wireless uplink information and downlink power transfer in cell-free massive multiple-input multiple-output systems. The single-antenna user equipments (UEs) utilize the energy harvested in the downlink to transmit…

Information Theory · Computer Science 2020-11-13 Özlem Tuğfe Demir , Emil Björnson

In this work, we consider delay-constrained covert communications with the aid of a full-duplex (FD) receiver. Without delay constraints, it has been shown that the transmit power of artificial noise (AN) at the FD receiver should be random…

Signal Processing · Electrical Eng. & Systems 2019-02-21 Feng Shu , Tingzhen Xu , Jinsong Hu , Shihao Yan

We propose an algorithm to maximize the instantaneous sum data rate transmitted by a base station in the downlink of a multiuser multiple-input, multiple-output system. The transmitter and the receivers may each be equipped with multiple…

Information Theory · Computer Science 2008-01-03 Adam J. Tenenbaum , Raviraj S. Adve

In this paper, we study the resource allocation for an orthogonal frequency division multiple access (OFDMA) radio system employing a full-duplex base station for serving multiple half-duplex downlink and uplink users simultaneously. The…

Information Theory · Computer Science 2017-05-08 Yan Sun , Derrick Wing Kwan Ng , Robert Schober

\underline{S}imultaneous \underline{t}ransmitting \underline{a}nd \underline{r}eflecting \underline{s}urface (STARS)-assisted systems have emerged to fill this gap by providing $ 360^{\circ}$ wireless coverage. In parallel, full-duplex (FD)…

We consider a full-duplex (FD) decode-and-forward system in which the time-switching protocol is employed by the multi-antenna relay to receive energy from the source and transmit information to the destination. The instantaneous throughput…

Information Theory · Computer Science 2016-11-17 Mohammadali Mohammadi , Batu K. Chalise , Himal A. Suraweera , Caijun Zhong , Gan Zheng , Ioannis Krikidis

Compared with traditional half-duplex wireless systems, the application of emerging full-duplex (FD) technology can potentially double the system capacity theoretically. However, conventional techniques for suppressing self-interference…

Information Theory · Computer Science 2023-06-27 Chi Qiu , Meng Hua , Qingqing Wu , Wen Chen , Shaodan Ma , Fen Hou , Derrick Wing Kwan Ng , A. Lee Swindlehurst

The idea of in-band full-duplex (FD) communications revives in recent years owing to the significant progress in the self-interference cancellation and hardware design techniques, offering the potential to double spectral efficiency. The…

Networking and Internet Architecture · Computer Science 2015-04-28 Yun Liao , Kaigui Bian , Lingyang Song , Zhu Han

This paper considers the downlink of a cache-enabled fog radio access network (F-RAN) with limited fronthaul capacity, where user association (UA), data delivery rate (DDR) and signal precoding are jointly optimized. We formulate a…

Information Theory · Computer Science 2017-07-03 Tung T. Vu , Duy T. Ngo , Lawrence Ong , Salman Durrani , Richard H. Middleton