537 citations · 5.2k across the 258 of their papers we have counts for
256 papers · 1 filter
Intelligent Wiretap Code Design: Exploiting Wireless Endogenous Security via Information Theory and Deep Learning Integration
Haibin Zhang, Xiangnan Zhou, Chao Wang +6
Recent advancements in wireless endogenous security have explored leveraging the inherent randomness of wireless channels to enhance communication security, providing an effective…
Robust mmWave/sub-THz multi-connectivity using minimal coordination and coarse synchronization
Lorenzo Miretti, Giuseppe Caire, Sławomir Stańczak
This study investigates simpler alternatives to coherent joint transmission for supporting robust connectivity against signal blockage in mmWave/sub-THz access networks. By taking…
Integrated Sensing and Communication with MOCZ Waveform
Saeid K. Dehkordi, Peter Jung, Philipp Walk +3
In this work, we propose a waveform based on Modulation on Conjugate-reciprocal Zeros (MOCZ) originally proposed for short-packet communications in [1], as a new Integrated Sensing…
Reduced-Complexity Cross-Domain Iterative Detection for OTFS Modulation via Delay-Doppler Decoupling
Mengmeng Liu, Shuangyang Li, Baoming Bai +1
In this paper, a reduced-complexity cross-domain iterative detection for orthogonal time frequency space (OTFS) modulation is proposed, which exploits channel properties in both ti…
Fairness Scheduling in User-Centric Cell-Free Massive MIMO Wireless Networks
Fabian Göttsch, Noboru Osawa, Issei Kanno +2
We consider a user-centric cell-free massive MIMO wireless network with remote radio units, each with antennas, serving user equipments (UEs). Most of the lit…
On the Pulse Shaping for Delay-Doppler Communications
Shuangyang Li, Weijie Yuan, Zhiqiang Wei +3
In this paper, we study the pulse shaping for delay-Doppler (DD) communications. We start with constructing a basis function in the DD domain following the properties of the Zak tr…
Information-Theoretic Limits of Bistatic Integrated Sensing and Communication
Tian Jiao, Kai Wan, Zhiqiang Wei +4
Bistatic sensing refers to scenarios where the transmitter (illuminating the target) and the sensing receiver (estimating the target state) are physically separated, in contrast to…
Optimal Fairness Scheduling for Coded Caching in Multi-AP Wireless Local Area Networks
Kagan Akcay, MohammadJavad Salehi, Giuseppe Caire
Coded caching (CC) schemes exploit the cumulative cache memory of the users and simple linear coding to turn unicast traffic (individual file requests) into a multicast transmissio…
User-Centric Clustering Under Fairness Scheduling in Cell-Free Massive MIMO
Fabian Göttsch, Noboru Osawa, Yoshiaki Amano +3
We consider fairness scheduling in a user-centric cell-free massive MIMO network, where remote radio units, each with antennas, serve user equipmen…
Distributed Information Bottleneck for a Primitive Gaussian Diamond MIMO Channel
Yi Song, Hao Xu, Kai-Kit Wong +2
This paper considers the distributed information bottleneck (D-IB) problem for a primitive Gaussian diamond channel with two relays and MIMO Rayleigh fading. The channel state is a…
Fundamental Limits of Multi-Message Private Computation
Ali Gholami, Kai Wan, Tayyebeh Jahani-Nezhad +3
In a typical formulation of the private information retrieval (PIR) problem, a single user wishes to retrieve one out of files from servers without revealing the demanded…
Fundamental Limits of Distributed Linearly Separable Computation under Cyclic Assignment
Wenbo Huang, Kai Wan, Hua Sun +3
This paper studies the master-worker distributed linearly separable computation problem, where the considered computation task, referred to as linearly separable function, is a typ…
On the State Estimation Error of "Beam-Pointing'' Channels: The Binary Case
Siyao Li, Giuseppe Caire
Sensing capabilities as an integral part of the network have been identified as a novel feature of sixth-generation (6G) wireless networks. As a key driver, millimeterwave (mmWave)…
Joint Message Detection and Channel Estimation for Unsourced Random Access in Cell-Free User-Centric Wireless Networks
Burak Çakmak, Eleni Gkiouzepi, Manfred Opper +1
We consider unsourced random access (uRA) in a cell-free (CF) user-centric wireless network, where a large number of potential users compete for a random access slot, while only a…
Deep-Learning Aided Channel Training and Precoding in FDD Massive MIMO with Channel Statistics Knowledge
Yi Song, Tianyu Yang, Mahdi Barzegar Khalilsarai +1
We propose a method for channel training and precoding in FDD massive MIMO based on deep neural networks (DNNs), exploiting Downlink (DL) channel covariance knowledge. The DNN is o…
An Achievable and Analytic Solution to Information Bottleneck for Gaussian Mixtures
Yi Song, Kai Wan, Zhenyu Liao +1
In this paper, we study a remote source coding scenario in which binary phase shift keying (BPSK) modulation sources are corrupted by additive white Gaussian noise (AWGN). An inter…
Delay-Doppler Domain Tomlinson-Harashima Precoding for OTFS-based Downlink MU-MIMO Transmissions: Linear Complexity Implementation and Scaling Law Analysis
Shuangyang Li, Jinhong Yuan, Paul Fitzpatrick +2
Orthogonal time frequency space (OTFS) modulation is a recently proposed delay-Doppler (DD) domain communication scheme, which has shown promising performance in general wireless c…
Deterministic-Random Tradeoff of Integrated Sensing and Communications in Gaussian Channels: A Rate-Distortion Perspective
Fan Liu, Yifeng Xiong, Kai Wan +2
Integrated sensing and communications (ISAC) is recognized as a key enabling technology for future wireless networks. To shed light on the fundamental performance limits of ISAC sy…
Plug-in Channel Estimation with Dithered Quantized Signals in Spatially Non-Stationary Massive MIMO Systems
Tianyu Yang, Johannes Maly, Sjoerd Dirksen +1
As the array dimension of massive MIMO systems increases to unprecedented levels, two problems occur. First, the spatial stationarity assumption along the antenna elements is no lo…
Fairness Scheduling in Dense User-Centric Cell-Free Massive MIMO Networks
Fabian Göttsch, Noboru Osawa, Takeo Ohseki +4
We consider a user-centric scalable cell-free massive MIMO network with a total of distributed remote radio unit antennas serving user equipments (UEs). Many works in the…
On the Capacity of "Beam-Pointing" Channels with Block Memory and Feedback: The Binary Case
Siyao Li, Giuseppe Caire
Millimeter-wave (mmWave) communication is one of the key enablers for 5G systems as it provides larger system bandwidth and the possibility of packing numerous antennas in a small…
A Note on Fourier-Motzkin Elimination with Three Eliminating Variables
Hao Xu, Kai-Kit Wong, Giuseppe Caire
In this note, we show how difficult the brute-force Fourier-Motzkin elimination is, even in a simple case with three eliminating variables. Specifically, we first give a theorem, w…
Little or no equalization is needed in energy-efficient sub-THz mobile access
Lorenzo Miretti, Thomas Kühne, Alper Schultze +5
By trading coverage and hardware complexity for abundance of spectrum, sub-THz mobile access networks are expected to operate under highly directive and relatively spectrally ineff…
SD-Based Low-Complexity Precoder Design for Gaussian MIMO Wiretap Channels
Hao Xu, Kai-Kit Wong, Giuseppe Caire
This paper considers a Gaussian multi-input multi-output (MIMO) multiple access wiretap (MAC-WT) channel, where an eavesdropper (Eve) wants to extract the confidential information…