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The scaling laws of the achievable communication rates and the corresponding upper bounds of distributed reception in the presence of an interfering signal are investigated. The scheme includes one transmitter communicating to a remote…

信息论 · 计算机科学 2009-12-08 Amichai Sanderovich , Michael Peleg , Shlomo Shamai

Covert communication is the undetected transmission of sensitive information over a communication channel. In wireless communication systems, channel impairments such as signal fading present challenges in the effective implementation and…

信息论 · 计算机科学 2025-09-29 Amir Reza Ramtin , Dennis Goeckel , Don Towsley

Network models of large-scale electricity systems feature only a limited spatial resolution, either due to lack of data or in order to reduce the complexity of the problem with respect to numerical calculations. In such cases, both the…

物理与社会 · 物理学 2017-11-22 Mirko Schäfer , Simon Bugge Siggaard , Kun Zhu , Chris Risager Poulsen , Martin Greiner

Quantum communications harness quantum phenomena like superposition and entanglement to enhance information transfer between remote nodes. Coherent quantum communications, essential for phase-based quantum internet architecture, require…

Increased traffic demands globally and in particular in short-reach links in data centers will require optical communication systems to continue scaling at an accelerated pace. Nevertheless, energy constraints start to limit the bit rate…

信号处理 · 电气工程与系统科学 2018-06-07 Jose Krause Perin

This work studies the throughput scaling laws of ad hoc wireless networks in the limit of a large number of nodes. A random connections model is assumed in which the channel connections between the nodes are drawn independently from a…

信息论 · 计算机科学 2016-11-18 Shengshan Cui , Alexander M. Haimovich , Oren Somekh , H. Vincent Poor , Shlomo Shamai

The vision of seamlessly integrating information transfer (IT) and microwave based power transfer (PT) in the same system has led to the emergence of a new research area, called wirelessly power communications (WPC). Extensive research has…

信息论 · 计算机科学 2016-11-15 Kaibin Huang , Caijun Zhong , Guangxu Zhu

It is predicted that demand in optical access networks will reach multi-Gb/s per user. However, the limited performance of the direct detection receiver technology currently used in the optical network units at the customers' premises…

信号处理 · 电气工程与系统科学 2018-03-02 M. Sezer Erkılınç , Domaniç Lavery , Kai Shi , Benn C. Thomsen , Robert I. Killey , Seb J. Savory , Polina Bayvel

While synthetic aperture radar is widely adopted to provide high-resolution imaging at long distances using small arrays, the concept of coherent synthetic aperture communication (SAC) has not yet been explored. This article introduces the…

信号处理 · 电气工程与系统科学 2026-02-17 Lucas Giroto , Marcus Henninger , Silvio Mandelli

Backscatter communication is a hot candidate for future IoT systems. It offers the possibility for connectivity with tiny amounts of energy that can be easily obtained from energy harvesting. This is possible as backscatter devices do not…

信息论 · 计算机科学 2023-06-29 Clemens Korn , Jörg Robert , Tobias Dräger

With the growing number of deployments of Internet of Things (IoT) infrastructure for a wide variety of applications, the battery maintenance has become a major limitation for the sustainability of such infrastructure. To overcome this…

信号处理 · 电气工程与系统科学 2020-04-24 Dong Ma , Guohao Lan , Mahbub Hassan , Wen Hu , Sajal K. Das

In this paper, we develop an innovative approach to quantitatively characterize the performance of ultra-dense wireless networks in a plethora of propagation environments. The proposed framework has the potential of significantly…

信号处理 · 电气工程与系统科学 2020-07-15 Imene Trigui , Sofiene Affes , Marco Di Renzo , Dushantha Nalin K. Jayakody

We analyze a cooperative wireless communication system with finite block length and finite battery energy, under quasi-static Rayleigh fading. Source and relay nodes are powered by a wireless energy transfer (WET) process, while using the…

信息论 · 计算机科学 2018-01-03 Onel L. A. López , Evelio M. G. Fernández , Richard D. Souza , Hirley Alves

In this paper, we combine communication-theoretic laws with known, practically verified results from circuit theory. As a result, we obtain closed-form theoretical expressions linking fundamental system design and environment parameters…

信息论 · 计算机科学 2019-07-17 Muris Sarajlić , Liang Liu , Henrik Sjöland , Ove Edfors

In energy harvesting (EH) relay networks, the coherent communication requires accurate estima- tion/tracking of the instantaneous channel state information (CSI) which consumes extra power. As a remedy, we propose two noncoherent EH…

信息论 · 计算机科学 2015-06-15 Peng Liu , Saeed Gazor , Il-Min Kim , Dong In Kim

In this paper, we investigate the fundamental tradeoff between communication and sensing performance of \emph{ad hoc} integrated sensing and communication (ISAC) wireless networks. Specifically, we consider that $n$ nodes are randomly…

信息论 · 计算机科学 2025-02-17 Min Qiu , Ming-Chun Lee , Yu-Chih Huang , Jinhong Yuan

Realizing a controllable network with multiple degrees of interaction is a challenge to physics and engineering. Here, we experimentally report an on-chip reconfigurable network based on nanoelectromechanical resonators with…

量子物理 · 物理学 2020-09-08 Tian Tian , Shaochun Lin , Liang Zhang , Peiran Yin , Pu Huang , Changkui Duan , Liang Jiang , Jiangfeng Du

We study empirical scaling laws for transfer learning between distributions in an unsupervised, fine-tuning setting. When we train increasingly large neural networks from-scratch on a fixed-size dataset, they eventually become data-limited…

机器学习 · 计算机科学 2021-02-03 Danny Hernandez , Jared Kaplan , Tom Henighan , Sam McCandlish

Wireless power transfer (WPT) technologies hold promise for enhancing device autonomy, particularly for energy-limited IoT systems. This paper presents experimental results on coherent and non-coherent transmit diversity approaches for WPT,…

Capacity scaling laws are analyzed in an underwater acoustic network with $n$ regularly located nodes on a square. A narrow-band model is assumed where the carrier frequency is allowed to scale as a function of $n$. In the network, we…

信息论 · 计算机科学 2010-05-10 Won-Yong Shin , Daniel E. Lucani , Muriel Medard , Milica Stojanovic , Vahid Tarokh
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