Showing cs.ITShow all

215 papers · 1 filter

cs.IT2026★ 1 cited

Rank Modulated Composite Encoding for Data Storage in DNA

Tomer Cohen, Zhiying Wang, Eitan Yaakobi +1

This paper studies two problems that are motivated by combining two novel approaches, namely DNA composite and rank modulation. The recent approach of composite DNA takes advantage…

cs.IT2025

Can Non-Signaling Assistance Increase the Degrees of Freedom of a Wireless Network?

Yuhang Yao, Syed A. Jafar

An open question posed by Fawzi and Ferme [Transactions on Information Theory 2024], asks whether non-signaling (NS) assistance can increase the capacity of a broadcast channel (BC…

cs.IT2025★ 5 cited

Securing Integrated Sensing and Communication Against a Mobile Adversary: A Stackelberg Game with Deep Reinforcement Learning

Milad Tatar Mamaghani, Xiangyun Zhou, Nan Yang +1

In this paper, we study a secure integrated sensing and communication (ISAC) system employing a full-duplex base station with sensing capabilities against a mobile proactive advers…

cs.IT2024★ 2 cited

On the Capacity of Vector Linear Computation over a Noiseless Quantum Multiple Access Channel with Entangled Transmitters

Yuhang Yao, Syed A. Jafar

Network function computation is an active topic in network coding, with much recent progress for linear (over a finite field) computations over broadcast (LCBC) and multiple access…

cs.IT2024

Blind Interference Alignment for MapReduce: Exploiting Side-information with Reconfigurable Antennas

Yuxiang Lu, Syed A. Jafar

In order to explore how blind interference alignment (BIA) schemes may take advantage of side-information in computation tasks, we study the degrees of freedom (DoF) of a user…

cs.IT2024★ 2 cited

Secure Outage Analysis for RIS-Aided MISO Systems with Randomly Located Eavesdroppers

Wei Shi, Jindan Xu, Wei Xu +4

In this paper, we consider the physical layer security of an RIS-assisted multiple-antenna communication system with randomly located eavesdroppers. The exact distributions of the…

cs.IT2023★ 138 cited

Reconfigurable Intelligent Surface-Aided Near-field Communications for 6G: Opportunities and Challenges

Xidong Mu, Jiaqi Xu, Yuanwei Liu +1

Reconfigurable intelligent surface (RIS)-aided near-field communications is investigated. First, the necessity of investigating RIS-aided near-field communications and the advantag…

cs.IT2023

Capacity of Summation over a Symmetric Quantum Erasure MAC with Partially Replicated Inputs

Yuhang Yao, Syed A. Jafar

The optimal quantum communication cost of computing a classical sum of distributed sources is studied over a quantum erasure multiple access channel (QEMAC). K classical messages c…

cs.IT2023

Quantum -Secure -Private Information Retrieval From MDS Coded Storage With Unresponsive and Byzantine Servers

Yuxiang Lu, Syed A. Jafar

A communication-efficient protocol is introduced over a many-to-one quantum network for Q-E-B-MDS-X-TPIR, i.e., quantum private information retrieval with MDS--secure storage an…

cs.IT2023★ 5 cited

Achieving Optimum Received Power with Elementwise Updates in the Least Number of Steps for Discrete-Phase RISs

Dogan Kutay Pekcan, Ender Ayanoglu

The problem of optimizing discrete phases in a reconfigurable intelligent surface (RIS) to maximize the received power at a user equipment is addressed. Necessary and sufficient co…

cs.IT2023★ 10 cited

Performance Analysis of Finite Blocklength Transmissions Over Wiretap Fading Channels: An Average Information Leakage Perspective

Milad Tatar Mamaghani, Xiangyun Zhou, Nan Yang +2

Physical-layer security (PLS) is a promising technique to complement more traditional means of communication security in beyond-5G wireless networks. However, studies of PLS are of…

cs.IT2023★ 7 cited

On the Capacity of Secure -user Product Computation over a Quantum MAC

Yuxiang Lu, Yuhang Yao, Syed A. Jafar

Inspired by recent work by Christensen and Popovski on secure -user product computation for finite-fields of prime-order over a quantum multiple access channel, the generalizati…

cs.IT2023★ 10 cited

The Capacity of Classical Summation over a Quantum MAC with Arbitrarily Distributed Inputs and Entanglements

Yuhang Yao, Syed A. Jafar

The -QMAC problem is introduced, involving servers, classical () data streams, and independent quantum systems. Data stream is rep…

cs.IT2023★ 9 cited

Quantum Cross Subspace Alignment Codes via the -sum Box Abstraction

Yuxiang Lu, Syed Ali Jafar

Cross-subspace alignment (CSA) codes are used in various private information retrieval (PIR) schemes (e.g., with secure storage) and in secure distributed batch matrix multiplicati…

cs.IT2023★ 36 cited

Near-Field Communications: What Will Be Different?

Yuanwei Liu, Jiaqi Xu, Zhaolin Wang +2

The design dilemma of "What will be different between near-field communications (NFC) and far-field communications (FFC)?" is addressed from four perspectives. 1) From the channel…

cs.IT2022★ 23 cited

Secure SWIPT in the Multiuser STAR-RIS Aided MISO Rate Splitting Downlink

Hamid Reza Hashempour, Hamed Bastami, Majid Moradikia +4

Recently, simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) have emerged as a novel technology that provides 360 coverage and new degrees-o…

cs.IT2022★ 6 cited

On the Generic Capacity of -User Symmetric Linear Computation Broadcast

Yuhang Yao, Syed A. Jafar

Linear computation broadcast (LCBC) refers to a setting with dimensional data stored at a central server, where users, each with some prior linear side-information, wish to…

cs.IT2022★ 6 cited

The Capacity of 3 User Linear Computation Broadcast

Yuhang Yao, Syed A. Jafar

The User Linear Computation Broadcast (LCBC) problem is comprised of dimensional data (from ), that is fully available to a central server, and users, who…

cs.IT2022★ 654 cited

Edge Learning for B5G Networks with Distributed Signal Processing: Semantic Communication, Edge Computing, and Wireless Sensing

Wei Xu, Zhaohui Yang, Derrick Wing Kwan Ng +3

To process and transfer large amounts of data in emerging wireless services, it has become increasingly appealing to exploit distributed data communication and learning. Specifical…

cs.IT2022★ 19 cited

On Single Server Private Information Retrieval with Private Coded Side Information

Yuxiang Lu, Syed Ali Jafar

Motivated by an open problem and a conjecture, this work studies the problem of single server private information retrieval with private coded side information (PIR-PCSI) that was…

cs.IT2021★ 1 cited

Reconfigurable Intelligent Surface-Assisted mmWave multi-UAV Wireless Cellular Networks

Lisi Jiang, Hamid Jafarkhani

Unmanned aerial vehicles (UAVs) have brought a lot of flexibility in the network deployment. However, UAVs suffer from the high mobility and instability. To improve the capacity an…

cs.IT2021★ 1 cited

Energy-Efficient Node Deployment in Static and Mobile Heterogeneous Multi-Hop Wireless Sensor Networks

Saeed Karimi-Bidhendi, Jun Guo, Hamid Jafarkhani

We study a heterogeneous wireless sensor network (WSN) where N heterogeneous access points (APs) gather data from densely deployed sensors and transmit their sensed information to…

cs.IT2020★ 69 cited

Energy-Efficient Node Deployment in Heterogeneous Two-Tier Wireless Sensor Networks with Limited Communication Range

Saeed Karimi-Bidhendi, Jun Guo, Hamid Jafarkhani

We study a heterogeneous two-tier wireless sensor network in which N heterogeneous access points (APs) collect sensing data from densely distributed sensors and then forward the da…

cs.IT2020★ 8 cited

A Comprehensive Overview on 5G-and-Beyond Networks with UAVs: From Communications to Sensing and Intelligence

Qingqing Wu, Jie Xu, Yong Zeng +4

Due to the advancements in cellular technologies and the dense deployment of cellular infrastructure, integrating unmanned aerial vehicles (UAVs) into the fifth-generation (5G) and…