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Related papers: Topological Interference Management with Confident…

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We study the problem of secure transmission over a Gaussian two-user multi-input single-output (MISO) broadcast channel under the assumption that links connecting the transmitter to the two receivers may have unequal strength statistically.…

Information Theory · Computer Science 2015-11-27 Zohaib Hassan Awan , Aydin Sezgin

This paper considers a K-user Multiple-Input-Single-Output (MISO) Interference Channel (IC), where the channel state information obtained by the transmitters (CSIT) is perfect, but completely outdated. A Retrospective Interference Alignment…

Information Theory · Computer Science 2015-02-26 Chenxi Hao , Bruno Clerckx

In this paper, we consider the K-user interference channel with partial cooperation, where a strict subset of the K users cooperate. For the K-user interference channel with cooperating subsets of length M, the outer bound of the total…

Information Theory · Computer Science 2011-06-02 Ahmed A. Naguib , Khaled Elsayed , Mohammed Nafie

We consider a $K$-user interference network with $M$ states, where each transmitter has $M$ messages and over State $m$, Receiver $k$ wishes to decode the first $\pi_k(m) \in \{1,2,\cdots,M\}$ messages from its desired transmitter. This…

Information Theory · Computer Science 2018-08-28 Xinping Yi , Hua Sun

Recently, the Degrees-of-Freedom (DoF) region of multiple-input-single-output (MISO) networks with imperfect channel state information at the transmitter (CSIT) has attracted significant attentions. An achievable scheme is known as…

Information Theory · Computer Science 2016-03-28 Chenxi Hao , Bruno Clerckx

This paper considers a scenario in which a source-destination pair needs to establish a confidential connection against an external eavesdropper, aided by the interference generated by another source-destination pair that exchanges public…

Information Theory · Computer Science 2016-12-21 Lingxiang Li , Athina P. Petropulu , Zhi Chen , Jun Fang

This paper theoretically characterizes the degrees-of-freedom (DoF) region of order-$(K-1)$ messages for the $K$-user multiple-input multiple-output (MIMO) broadcast channel with delayed channel state information at the transmitter (CSIT)…

Information Theory · Computer Science 2021-07-02 Tong Zhang , Shuai Wang , Taotao Wang , Rui Wang

The multiple-input multiple-output (MIMO) wiretap interference channel (IC) serves as a canonical model for information-theoretic security, where a multiple-antenna eavesdropper attempts to intercept communications in a two-user MIMO IC…

Information Theory · Computer Science 2025-06-24 Linfan Su , Yuhang Miao , Yuxuan Song , Shuo Zheng , Tong Zhang , Yinfei Xu , Shuai Wang , Na Li

We study the degrees of freedom (DoF) regions of the two-user multiple-input multiple-output (MIMO) broadcast channel with a general message set (BC-CM) - that includes private and common messages - under fast fading. Nine different channel…

Information Theory · Computer Science 2016-03-23 Yao Wang , Mahesh K. Varanasi

This work presents novel achievable schemes for the 2-user symmetric linear deterministic interference channel with limited-rate transmitter cooperation and perfect secrecy constraints at the receivers. The proposed achievable scheme…

Information Theory · Computer Science 2013-04-04 Parthajit Mohapatra , Chandra R. Murthy

We study the Gaussian MIMOME wiretap channel where a transmitter wishes to communicate a confidential message to a legitimate receiver in the presence of eavesdroppers, while the eavesdroppers should not be able to decode the confidential…

Information Theory · Computer Science 2016-03-08 Sina Lashgari , Amir Salman Avestimehr

The many-to-one interference channel has received interest by virtue of embodying the essence of an interference network while being more tractable than the general K-user interference channel. In this paper, we introduce information…

Information Theory · Computer Science 2015-03-17 Xiang He , Aylin Yener

Generalized Degrees of Freedom (GDoF) are characterized for the symmetric $K$-user Multiple Input Multiple Output (MIMO) Interference Channel (IC) under the assumption that the channel state information at the transmitters (CSIT) is limited…

Information Theory · Computer Science 2017-11-02 Arash Gholami Davoodi , Syed Ali Jafar

We consider partially-connected $K$-user interference networks, where the transmitters have no knowledge about the channel gain values, but they are aware of network topology (or connectivity). We introduce several linear algebraic and…

Information Theory · Computer Science 2014-12-18 Navid Naderializadeh , A. Salman Avestimehr

This paper studies the value of limited rate cooperation between the transmitters for managing interference and simultaneously ensuring secrecy, in the 2-user Gaussian symmetric interference channel (GSIC). First, the problem is studied in…

Information Theory · Computer Science 2016-06-14 Parthajit Mohapatra , Chandra R. Murthy

Interference management in a three-user interference channel with alternating connectivity with only topological knowledge at the transmitters is considered. The network has a Wyner-type channel flavor, i.e., for each connectivity state the…

Information Theory · Computer Science 2013-10-10 Soheyl Gherekhloo , Anas Chaaban , Aydin Sezgin

This paper studies cache-aided interference networks with arbitrary number of transmitters and receivers, whereby each transmitter has a cache memory of finite size. Each transmitter fills its cache memory from a content library of files in…

Information Theory · Computer Science 2017-12-19 Antonious M. Girgis , Ozgur Ercetin , Mohammed Nafie , Tamer ElBatt

The Generalized Degrees of Freedom (GDoF) of the two user interference channel are characterized for all parameter regimes under the assumption of finite precision channel state information at the transmitters (CSIT), when a limited amount…

Information Theory · Computer Science 2019-08-05 Junge Wang , Bofeng Yuan , Lexiang Huang , Syed A. Jafar

The two user multiple-input single-output (MISO) broadcast channel with confidential messages (BCCM) is studied in which the nature of channel state information at the transmitter (CSIT) from each user can be of the form $I_{i}$, $i=1,2$…

Information Theory · Computer Science 2015-02-10 Pritam Mukherjee , Ravi Tandon , Sennur Ulukus

The problem of transmitting confidential messages in $M \times K$ wireless X networks is considered, in which each transmitter intends to send one confidential message to every receiver. In particular, the secure degrees of freedom (SDOF)…

Information Theory · Computer Science 2016-11-15 Zhao Wang , Ming Xiao , Mikael Skoglund , H. Vincent Poor