English
Related papers

Related papers: Optimal Hybrid Full-Duplex/Half-Duplex Scheme for …

200 papers

In this paper, we propose a novel reception/transmission scheme for half-duplex base stations (BSs). In particular, we propose a half-duplex BS that employes in-band uplink-receptions from user 1 and downlink-transmissions to user 2, which…

Information Theory · Computer Science 2019-09-10 Mohsen Mohammadkhani Razlighi , Nikola Zlatanov

In this paper, link selection is investigated in half-duplex (HD) dual-hop cooperative systems with multiple antennas at the relays. Alternate distributed beamforming (ADB) scheme is revisited for buffer-aided multi-antenna relay systems,…

Information Theory · Computer Science 2020-05-19 Jiayu Zhou , Deli Qiao , Haifeng Qian

This letter investigates the reconfigurable intelligent surface (RIS)-assisted multiple-input single-output (MISO) wireless system, where both half-duplex (HD) and full-duplex (FD) operating modes are considered together, for the first time…

Signal Processing · Electrical Eng. & Systems 2021-10-12 Alice Faisal , Ibrahim Al-Nahhal , Octavia A. Dobre , Telex M. N. Ngatched

We study the diversity-multiplexing tradeoff (DMT) for the slow fading interference channel with a relay (ICR). We derive four inner bounds on the DMT region: the first is based on the compress-and-forward (CF) relaying scheme, the second…

Information Theory · Computer Science 2014-12-16 Daniel Zahavi , Lili Zhang , Ivana Maric , Ron Dabora , Andrea J. Goldsmith , Shuguang Cui

The recent significant progress in realizing full-duplex~(FD) systems has opened up a promising avenue for improving quality of service (QoS) and quality of experience (QoE) in future wireless networks. There is an urgent need to address…

Information Theory · Computer Science 2016-11-17 Lingyang Song , Yonghui Li , Zhu Han

Cache-enabled Device-to-Device (D2D) communication is widely recognized as one of the key components of the emerging fifth generation (5G) cellular network architecture. However, conventional half-duplex (HD) transmission may not be…

Information Theory · Computer Science 2018-02-08 Mansour Naslcheraghi , Mehrnaz Afshang , Harpreet S. Dhillon

In order to follow up with mission-critical applications, new features need to be carried to satisfy a reliable communication with reduced latency. With this regard, this paper proposes a low latency cooperative transmission scheme, where…

Information Theory · Computer Science 2018-02-13 Fatima Ezzahra Airod , Houda Chafnaji , Halim Yanikomeroglu

In this paper, we study the two-way relay channel with energy harvesting nodes. In particular, we find transmission policies that maximize the sum-throughput for two-way relay channels when the relay does not employ a data buffer. The relay…

Information Theory · Computer Science 2016-11-17 Kaya Tutuncuoglu , Burak Varan , Aylin Yener

In this paper, we consider a bidirectional relay network with half-duplex nodes and block fading where the nodes transmit with a fixed transmission rate. Thereby, user 1 and user 2 exchange information only via a relay node, i.e., a direct…

Information Theory · Computer Science 2016-11-15 Vahid Jamali , Nikola Zlatanov , Robert Schober

This paper investigates the end-to-end throughput maximization problem for a two-hop multiple-relay network, with relays powered by simultaneous wireless information and power transfer (SWIPT) technique. Nonlinearity of energy harvester at…

Information Theory · Computer Science 2019-04-25 Qi Gu , Gongpu Wang , Rongfei Fan , Ning Zhang , Zhangdui Zhong

This paper proposes a jointly cooperative relay and jamming protocol based on full-duplex (FD) capable relay to increase the source-destination secrecy rate in the presence of different types of eavesdroppers. In this so called…

Information Theory · Computer Science 2014-09-10 Saeedeh Parsaeefard , Tho Le-Ngoc

In this paper, we maximize the energy efficiency (EE) of full-duplex (FD) two-way relay (TWR) systems under non-ideal power amplifiers (PAs) and non-negligible transmission-dependent circuit power. We start with the case where only the…

Information Theory · Computer Science 2018-01-08 Qimei Cui , Yuhao Zhang , Wei Ni , Mikko Valkama , Riku Jantti

Full-duplex (FD) is an attractive technology that can significantly boost the throughput of wireless communications. However, it is limited by the severe self-interference (SI) from the transmitter to the local receiver. In this paper, we…

Signal Processing · Electrical Eng. & Systems 2024-07-18 Jiayan Wu , Wenchi Cheng , Jianyu Wang , Jingqing Wang , Wei Zhang

We propose a novel randomized channel sparsifying hybrid precoding (RCSHP) design to reduce the signaling overhead of channel estimation and the hardware cost and power consumption at the base station (BS), in order to fully harvest…

Signal Processing · Electrical Eng. & Systems 2024-10-30 Chang Tian , An Liu , Mahdi Barzegar Khalilsarai , Giuseppe Caire , Wu Luo , Minjian Zhao

The problem of dual-hop transmission from a source to a destination via two parallel full-duplex relays in block Rayleigh fading environment is investigated. All nodes in the network are assumed to be oblivious to their forward channel…

Information Theory · Computer Science 2012-06-19 Mahdi Zamani , Amir K. Khandani

In this paper, we develop a resource allocation algorithm for uplink of in-band full-duplex (FD) cellular networks. The FD cellular network is assumed to be based on orthogonal frequency division multiple access (OFDMA) and consists of a…

Information Theory · Computer Science 2016-11-09 Jafar Banar , S. Mohammad Razavizadeh

Full-Duplex (FD) Amplify-and-Forward (AF) Multiple-Input Multiple-Output (MIMO) relaying has been the focus of several recent studies, due to the potential for achieving a higher spectral efficiency and lower latency, together with inherent…

Information Theory · Computer Science 2020-08-17 Omid Taghizadeh , Slawomir Stanczak , Hiroki Iimori , Giuseppe Abreu

In this paper, we study Full Duplex (FD) Multiple-Input Multiple-Output (MIMO) radios for simultaneous data communication and control information exchange. Capitalizing on a recently proposed FD MIMO architecture combining digital transmit…

Information Theory · Computer Science 2020-03-17 Md Atiqul Islam , George C. Alexandropoulos , Besma Smida

In this paper, utilizing the relay buffers, we propose an opportunistic decode-wait-and-forward relay scheme for a point-to-point communication system with a half-duplexing relay network to better exploit the time diversity and relay…

Information Theory · Computer Science 2009-08-10 Rui Wang , Vincent K. N. Lau , Kaibin Huang

This letter proposes a novel hybrid half-/full-duplex relaying scheme to enhance the relay channel security. A source node (Alice) communicates with her destination node (Bob) in the presence of a buffer-aided full-duplex relay node…

Networking and Internet Architecture · Computer Science 2016-12-20 Ahmed El Shafie , Ahmed Sultan , Naofal Al-Dhahir
‹ Prev 1 8 9 10 Next ›