English
Related papers

Related papers: Nonlinear Interference Alignment in a One-dimensio…

200 papers

The notion of Total Interference Degree (TID) is traditionally used to estimate the intensity of prevalent interference in a Multi-RadioMulti-ChannelWirelessMesh Network (MRMC WMN). Numerous Channel Assignment (CA) approaches,…

Networking and Internet Architecture · Computer Science 2016-09-08 Mule Pavan Kumar Reddy , Srikant Manas Kala , Bheemarjuna Reddy Tamma

A two-user symmetric Gaussian Interference Channel (IC) is considered in which a noiseless unidirectional link connects one encoder to the other. Having a constant capacity, the additional link provides partial cooperation between the…

Information Theory · Computer Science 2009-09-16 Hossein Bagheri , Abolfazl S. Motahari , Amir K. Khandani

Interference alignment (IA) is a widely recognized approach for mitigating inter-cell interference in multi-user multiple-input multiple-output (MIMO) networks. Despite its effectiveness, practical deployment remains constrained by two…

Signal Processing · Electrical Eng. & Systems 2026-04-30 Samitha Gunarathne , Eslam Eldeeb , Nurul Huda Mahmood , Italo Atzeni

A network consisting of a point-to-point (P2P) link and a multiple access channel (MAC) sharing the same medium is considered. The resulting interference network, with three transmitters and two receivers is studied from degrees of freedom…

Information Theory · Computer Science 2011-10-05 Anas Chaaban , Aydin Sezgin

Traditional single-input single-output (SISO) systems face fundamental limitations in achieving accurate three-dimensional (3D) localization due to limited spatial degrees of freedom (DoF) and the adverse impact of multipath propagation.…

Signal Processing · Electrical Eng. & Systems 2025-09-17 Hua Chen , Tao Gong , Tuo Wu , Maged Elkashlan , Baiyang Liu , Chan-Byoung Chae , Kin-Fai Tong , Kai-Kit Wong

Due to its ability of significantly improving data rate, intelligent reflecting surface (IRS) will be a potential crucial technique for the future generation wireless networks like 6G. In this paper, we will focus on the analysis of degree…

Signal Processing · Electrical Eng. & Systems 2025-08-04 Jinbing Jiang , Feng Shu , Xuehui Wang , Ke Yang , Chong Shen , Qi Zhang , Dongming Wang , Jiangzhou Wang

The impact of cooperation on interference management is investigated by studying an elemental wireless network, the so called symmetric interference relay channel (IRC), from a generalized degrees of freedom (GDoF) perspective. This is…

Information Theory · Computer Science 2015-05-21 Soheyl Gherekhloo , Anas Chaaban , Aydin Sezgin

Channel state information (CSI) in the interference channel can be used to precode, align, and reduce the dimension of interference at the receivers, to achieve the channel's maximum multiplexing gain, through what is known as interference…

Information Theory · Computer Science 2015-06-03 Omar El Ayach , Robert W. Heath

This work studies linear interference networks, both wired and wireless, with no channel state information at the transmitters (CSIT) except a coarse knowledge of the end-to-end one-hop topology of the network that only allows a distinction…

Information Theory · Computer Science 2016-11-17 Syed A. Jafar

Semantic communication systems introduce a new paradigm in wireless communications, focusing on transmitting the intended meaning rather than ensuring strict bit-level accuracy. These systems often rely on Deep Neural Networks (DNNs) to…

Interference alignment is a signaling technique that provides high multiplexing gain in the interference channel. It can be extended to multi-hop interference channels, where relays aid transmission between sources and destinations. In…

Information Theory · Computer Science 2016-11-15 Kien T. Truong , Philippe Sartori , Robert W. Heath

Sharing radar spectrum with communication systems is an emerging area of research. Deploying commercial wireless communication services in radar bands give wireless operators the much needed additional spectrum to meet the growing bandwidth…

Information Theory · Computer Science 2015-06-09 Awais Khawar , Ahmed Abdelhadi , T. Charles Clancy

The high-SNR capacity of the noncoherent MIMO channel has been derived for the case of independent and identically distributed (IID) Rayleigh block fading by exploiting the Gaussianity of the channel matrix. This implies the optimal degrees…

Information Theory · Computer Science 2021-01-12 Khac-Hoang Ngo , Sheng Yang , Maxime Guillaud

The study of degrees of freedom (DoF) of multiuser channels has led to the development of important interference managing schemes, such as interference alignment (IA) and interference neutralization. However, while the integer DoF have been…

Information Theory · Computer Science 2014-12-24 Edin Zhang , Chiachi Huang , Huai-Yan Feng

Interference Alignment (IA) is technique that, in a large sense, makes use of the increasing signal dimensions available in the system through MIMO and OFDM technologies in order to globally reduce the interference suffered by users in a…

Networking and Internet Architecture · Computer Science 2016-11-28 Yasser Fadlallah , Paul Ferrand , Leonardo Cardoso , Jean-Marie Gorce

In this paper, we propose transceiver design strategies for the two-cell multiple-input multiple-output (MIMO) interfering broadcast channel where inter-cell interference (ICI) exists in addition to interuser interference (IUI). We first…

Information Theory · Computer Science 2013-01-09 Joonwoo Shin , Jaekyun Moon

This paper introduces an interference-free multi-stream transmission architecture leveraging stacked intelligent metasurfaces (SIMs), from a new perspective of interference exploitation. Unlike traditional interference exploitation…

Signal Processing · Electrical Eng. & Systems 2026-01-28 Hetong Wang , Yashuai Cao , Tiejun Lv , Jintao Wang , Ni Wei , Jiancheng An , Chau Yuen

In this paper, we study the problem of distributing a real-time video sequence to a group of partially connected cooperative wireless devices using instantly decodable network coding (IDNC). In such a scenario, the coding conflicts occur to…

Networking and Internet Architecture · Computer Science 2015-08-28 Mohammad S. Karim , Sameh Sorour , Parastoo Sadeghi

Communication in the presence of bounded timing asynchronism which is known to the receiver but cannot be easily compensated is studied. Examples of such situations include point-to-point communication over inter-symbol interference (ISI)…

Information Theory · Computer Science 2014-11-18 Ping-Chung Wang , Yu-Chih Huang , Krishna R. Narayanan

The fundamental diversity-multiplexing tradeoff (DMT) of the quasi-static fading, symmetric $2$-user MIMO interference channel (IC) with channel state information at the transmitters (CSIT) and a short term average power constraint is…

Information Theory · Computer Science 2010-06-08 Sanjay Karmakar , Mahesh K. Varanasi