English
Related papers

Related papers: A Simple Receive Diversity Technique for Distribut…

200 papers

The low earth orbit (LEO) satellite network is undergoing rapid development with the maturing of satellite communications and rocket launch technologies, and the demand for a global coverage network. However, current satellite communication…

Information Theory · Computer Science 2023-08-10 Zhuoao Xu , Gaojie Chen , Ryan Fernandez , Yue Gao , Rahim Tafazolli

This paper derives the outage probability and transmission capacity of ad hoc wireless networks with nodes employing multiple antenna diversity techniques, for a general class of signal distributions. This analysis allows system performance…

Information Theory · Computer Science 2016-11-15 Andrew M. Hunter , Jeffrey G. Andrews , Steven Weber

Energy beamforming has emerged as a promising technique for enhancing the energy transfer efficiency of wireless power transfer (WPT). However, the performance of conventional energy beamforming may seriously degrade due to the non-linear…

Signal Processing · Electrical Eng. & Systems 2020-06-08 Ganggang Ma , Jie Xu , Ya-Feng Liu , Mohammad R. Vedady Moghadam

The Internet of things (IoT) holds much commercial potential and could facilitate distributed multiple-input multiple-output (MIMO) communication in future systems. We study a distributed reception scenario in which a transmitter equipped…

Information Theory · Computer Science 2014-09-30 Junil Choi , David J. Love , D. Richard Brown , Mireille Boutin

This paper studies a three-node network in which an intermediate nano-transceiver, acting as a relay, is placed between a nano-transmitter and a nano-receiver to improve the range of diffusion-based molecular communication. Motivated by the…

Information Theory · Computer Science 2015-04-16 Arman Ahmadzadeh , Adam Noel , Andreas Burkovski , Robert Schober

We study a multiple-input multiple-output (MIMO) multiple access channel (MAC) from several multi-antenna transmitters to a multi-antenna receiver. The fading channels between the transmitters and the receiver are modeled by random…

Information Theory · Computer Science 2011-05-04 Jakob Hoydis , Romain Couillet , Merouane Debbah

We consider the uncoded transmission over the half-duplex single relay channel, with a single antenna at the source, relay and destination nodes, in a Rayleigh fading environment. The phase during which the relay is in reception mode is…

Information Theory · Computer Science 2015-03-19 Vijayvaradharaj T Muralidharan , B. Sundar Rajan

We present a new approach to secure wireless communications using coherent distributed transmission of signals that are spatially decomposed between a two-element distributed antenna array. High-accuracy distributed coordination of…

Signal Processing · Electrical Eng. & Systems 2025-12-17 Anton Schlegel , Jason M/ Merlo , Samuel Wagner , John B. Lancaster , Jeffrey A. Nanzer

We study quantized beamforming in wireless amplify-and-forward relay-interference networks with any number of transmitters, relays, and receivers. We design the quantizer of the channel state information to minimize the probability that at…

Information Theory · Computer Science 2010-08-02 Erdem Koyuncu , Hamid Jafarkhani

Consider a MIMO interference channel whereby each transmitter and receiver are equipped with multiple antennas. The basic problem is to design optimal linear transceivers (or beamformers) that can maximize system throughput. The recent work…

Information Theory · Computer Science 2010-09-20 Meisam Razaviyayn , Maziar Sanjabi , Zhi-Quan Luo

We propose a new robust distributed linearly constrained beamformer which utilizes a set of linear equality constraints to reduce the cross power spectral density matrix to a block-diagonal form. The proposed beamformer has a convenient…

Signal Processing · Electrical Eng. & Systems 2019-05-28 Andreas I. Koutrouvelis , Thomas W. Sherson , Richard Heusdens , Richard C. Hendriks

In this paper, we consider a wireless powered multi-relay network in which a multi-antenna hybrid access point underlaying a cellular system transmits information to distant receivers. Multiple relays capable of energy harvesting are…

Information Theory · Computer Science 2018-10-23 Jing Xu , Yuze Zou , Shimin Gong , Lin Gao , Dusit Niyato , Wenqing Cheng

Mobility causes network structures to change. In PSNs where underlying network structure is changing rapidly, we are interested in studying how information dissemination can be enhanced in a sparse disconnected network where nodes lack the…

Networking and Internet Architecture · Computer Science 2012-10-22 Rachit Agarwal , Vincent Gauthier , Monique Becker

The demands for high data rates in 6G networks have driven the transition toward higher frequencies and larger antenna apertures, giving rise to the near-field communications. In the near-field region, spherical waves enable beam focusing…

Signal Processing · Electrical Eng. & Systems 2026-05-29 Shupei Zhang , Boya Di , Lingyang Song

In this paper, linear beamforming design for amplify-and-forward relaying cellular networks is considered, in which base station, relay station and mobile terminals are all equipped with multiple antennas. The design is based on minimum…

Information Theory · Computer Science 2011-12-02 Chengwen Xing , Minghua Xia , shaodan Ma , Yik-Chung Wu

In this paper, we study the performance of the downlink of a cellular network with automatic repeat-request (ARQ) and a half duplex decode-and-forward shared relay. In this system, two multiple-input-multiple-output (MIMO) base stations…

Information Theory · Computer Science 2016-10-12 Ahmed Raafat Hosny , Ramy Abdallah Tannious , Amr El-Keyi

Beamforming techniques are proposed for a joint multi-input-multi-output (MIMO) radar-communication (RadCom) system, where a single device acts both as a radar and a communication base station (BS) by simultaneously communicating with…

Information Theory · Computer Science 2024-10-30 Fan Liu , Christos Masouros , Ang Li , Huafei Sun , Lajos Hanzo

Small-size acoustic arrays exploit spatial diversity to achieve capabilities beyond those of single-element devices, with applications ranging from teleconferencing to immersive multimedia. A key requirement for broadband array processing…

Signal Processing · Electrical Eng. & Systems 2025-08-19 Federico Miotello , Davide Albertini , Alberto Bernardini

Beamforming makes possible a focused communication method. It is extensively employed in many disciplines involving electromagnetic waves, including arrayed ultrasonic, optical, and high-speed wireless communication. Conventional beam…

Signal Processing · Electrical Eng. & Systems 2022-10-31 Shiyi Xia , Mingyang Zhao , Qian Ma , Xunnan Zhang , Ling Yang , Yazhi Pi , Hyunchul Chung , Ad Reniers , A. M. J. Koonen , Zizheng Cao

Multiple antenna techniques that allow energy beamforming have been looked upon as a possible candidate for increasing the transfer efficiency between the energy transmitter (ET) and the energy receiver (ER) in wireless power transfer. This…

Information Theory · Computer Science 2018-02-14 Samith Abeywickrama , Tharaka Samarasinghe , Chin Keong Ho , Chau Yuen