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Related papers: Distributed MIMO Systems with Oblivious Antennas

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Benefitting from the vast spatial degrees of freedom, the amalgamation of integrated sensing and communication (ISAC) and massive multiple-input multiple-output (MIMO) is expected to simultaneously improve spectral and energy efficiencies…

Information Theory · Computer Science 2024-01-18 Ruoyu Zhang , Lei Cheng , Shuai Wang , Yi Lou , Yulong Gao , Wen Wu , Derrick Wing Kwan Ng

Massive MIMO is a compelling wireless access concept that relies on the use of an excess number of base-station antennas, relative to the number of active terminals. This technology is a main component of 5G New Radio (NR) and addresses all…

Information Theory · Computer Science 2018-08-29 Liesbet Van der Perre , Liang Liu , Erik G. Larsson

This paper considers an interference network composed of K half-duplex single-antenna pairs of users who wish to establish bi-directional communication with the aid of a multi-input-multi-output (MIMO) half-duplex relay node. This channel…

Information Theory · Computer Science 2009-01-20 Hassan Ghozlan , Yahya Mohasseb , Hesham El Gamal , Gerhard Kramer

Multicasting is the general method of conveying the same information to multiple users over a broadcast channel. In this work, the Gaussian MIMO broadcast channel is considered, with multiple users and any number of antennas at each node. A…

Information Theory · Computer Science 2012-05-31 Idan Livni , Anatoly Khina , Ayal Hitron , Uri Erez

The capacity of a discrete-time multi-input multi-output (MIMO) Gaussian channel with output quantization is investigated for different receiver architectures. A general formulation of this problem is proposed in which the antenna outputs…

Information Theory · Computer Science 2017-07-10 Stefano Rini , Luca Barletta , Yonina C. Eldar , Elza Erkip

Discrete-time Rayleigh fading multiple-input multiple-output (MIMO) channels are considered, with no channel state information at the transmitter and receiver. The fading is assumed to be correlated in time and independent from antenna to…

Information Theory · Computer Science 2007-07-13 Vignesh Sethuraman , Ligong Wang , Bruce Hajek , Amos Lapidoth

Massive MIMO base stations use multiple spatial diversity branches, which are often assumed to be uncorrelated in theoretical work. Correlated branches are considered seldom since they are mathematically less tractable. For correlated…

Signal Processing · Electrical Eng. & Systems 2022-02-02 Jens Abraham , Pablo Ramirez-Espinosa , Torbjörn Ekman

A multiplicity of autonomous terminals simultaneously transmits data streams to a compact array of antennas. The array uses imperfect channel-state information derived from transmitted pilots to extract the individual data streams. The…

Information Theory · Computer Science 2012-05-23 Hien Quoc Ngo , Erik G. Larsson , Thomas L. Marzetta

We consider a multicast scenario involving an ad hoc network of co-channel MIMO nodes in which a source node attempts to share a streaming message with all nodes in the network via some pre-defined multi-hop routing tree. The message is…

Information Theory · Computer Science 2012-01-04 Feng Jiang , Jianqi Wang , A. Lee Swindlehurst

This is the second paper of the authors in a series concerned with the development of a deterministic model for the transfer matrix of a MIMO system. Starting from the Maxwell equations, we have described in \cite{BCFM} the generic…

Information Theory · Computer Science 2015-06-04 Francois Bentosela , Horia D. Cornean , Nicola Marchetti

This paper introduces new approaches for combining non-orthogonal multiple access with distributed antenna systems. The study targets a minimization of the total transmit power in each cell, under user rate and power multiplexing…

Signal Processing · Electrical Eng. & Systems 2018-10-22 Joumana Farah , Antoine Kilzi , Charbel Abdel Nour , Catherine Douillard

We consider multiple source nodes (consumers) communicating wirelessly their energy demands to the meter data-management system (MDMS) over the subarea gateway(s). We quantify the impacts of passive and active security attacks on the…

Networking and Internet Architecture · Computer Science 2017-11-21 Ahmed El Shafie , Hamadi Chihaoui , Ridha Hamila , Naofal Al-Dhahir , Adel Gastli , Lazhar Ben-Brahim

This paper investigates the problem of distributed medium access control in a time slotted wireless multiple access network with an unknown finite number of homogeneous users. Assume that each user has a single transmission option. In each…

Information Theory · Computer Science 2018-11-28 Yanru Tang , Faeze Heydaryan , Jie Luo

The problem of fast point-to-point MIMO channel mutual information estimation is addressed, in the situation where the receiver undergoes unknown colored interference, whereas the channel with the transmitter is perfectly known. The…

Probability · Mathematics 2012-03-14 Abla Kammoun , Romain Couillet , Jamal Najim , Merouane Debbah

In ambient re-scatter communications, devices convey information by modulating and re-scattering the radio frequency signals impinging on their antennas. In this correspondence, we consider a system consisting of a legacy modulated…

Information Theory · Computer Science 2017-06-13 Ruifeng Duan , Riku Jäntti , Hüseyin Yiğitler , Kalle Ruttik

This paper investigates wireless information and power transfer in a full-duplex MIMO relay channel where the self-sustained relay harvests energy from both source transmit signal and self-interference signal to decode and forward source…

Signal Processing · Electrical Eng. & Systems 2019-01-31 Rafia Malik , Mai Vu

This work shows that a massive multiple-input multiple-output (MIMO) system with low-resolution analog-to-digital converters (ADCs) forms a natural extreme learning machine (ELM). The receive antennas at the base station serve as the hidden…

Signal Processing · Electrical Eng. & Systems 2021-01-01 Dawei Gao , Qinghua Guo , Yonina C. Eldar

Grant-free transmission is considered as a promising technology to support sporadic data transmission in massive machine-type communications (mMTC). Due to the distributed manner, high collision probability is an inherent drawback of…

Information Theory · Computer Science 2018-07-24 Hui Jiang , Qimei Cui , Yu Gu , Xiaoqi Qin , Xuefei Zhang , Xiaofeng Tao

A game theoretic framework is presented to analyze the problem of finding the optimal number of data streams to transmit in a multi-user MIMO scenario, where both the transmitters and receivers are equipped with multiple antennas. Without…

Information Theory · Computer Science 2011-04-07 Rahul Vaze

In 6G communications, it is envisioned to equip the traditional access point (AP) with sensing capability to fully benefit the existing wireless communication infrastructures. Thus, sensing-assisted communication has attracted significant…

Signal Processing · Electrical Eng. & Systems 2025-03-14 Hui Zhou , Xiaolan Liu , Sangarapillai Lambotharan