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In this paper, throughput and energy efficiency of secure wireless transmission of delay sensitive data generated by random sources is studied. A fading broadcast model in which the transmitter sends confidential and common messages to two…

Information Theory · Computer Science 2017-04-10 Mustafa Ozmen , M. Cenk Gursoy

This paper considers secure communication in a multiuser multiple-input single-output (MISO) downlink system with simultaneous wireless information and power transfer. We study the design of resource allocation algorithms minimizing the…

Information Theory · Computer Science 2013-06-05 Derrick Wing Kwan Ng , Robert Schober

The problem of the real-time multiple-input multiple-output (MIMO) array control when requirements on capacity performance, out-of-cell interference, and computational efficiency are simultaneously enforced is addressed by means of an…

Information Theory · Computer Science 2022-06-29 G. Oliveri , G. Gottardi , N. Anselmi , A. Massa

One of the main characteristics of Wireless Sensor Networks (WSNs) is the constrained energy resources of their wireless sensor nodes. Although this issue has been addressed in several works and got a lot of attention within the years, the…

Networking and Internet Architecture · Computer Science 2016-07-13 Gabriel Martins Dias , Boris Bellalta , Simon Oechsner

The robust beamforming problem in multiple-input single-output (MISO) downlink networks of simultaneous wireless information and power transfer (SWIPT) is studied in this paper. Adopting the time switching fashion to perform energy…

Signal Processing · Electrical Eng. & Systems 2018-03-22 Yinglei Teng , Wanxin Zhao , Mei Yan , Yong Zhang , Mei Song

In this paper, the capacity and energy efficiency of training-based communication schemes employed for transmission over a-priori unknown Rayleigh block fading channels are studied. In these schemes, periodically transmitted training…

Information Theory · Computer Science 2007-12-20 Mustafa Cenk Gursoy

This work studies the capacity of multipath fading channels. A noncoherent channel model is considered, where neither the transmitter nor the receiver is cognizant of the realization of the path gains, but both are cognizant of their…

Information Theory · Computer Science 2009-01-06 Tobias Koch , Amos Lapidoth

The capacity of a Multiple-Input Multiple-Output (MIMO) channel in which the antenna outputs are processed by an analog linear combining network and quantized by a set of threshold quantizers is studied. The linear combining weights and…

Information Theory · Computer Science 2018-06-06 Abbas Khalili , Stefano Rini , Luca Barletta , Elza Erkip , Yonina C. Eldar

We analyze the performance of multiple-input multiple-output (MIMO) links with one-bit output quantization in terms of achievable rates and characterize their performance loss compared to unquantized systems for general channel statistical…

Information Theory · Computer Science 2017-12-18 Amine Mezghani , Josef A. Nossek , A. Lee Swindelhurst

We consider the massive Multiple Input Multiple Output (MIMO) diversity channel affected by independent and identically distributed Rayleigh fading, with linear processing at both transmitter and receiver sides, and analyze the outage…

Information Theory · Computer Science 2023-02-08 Marco Martalo , Riccardo Raheli

In this paper, a comprehensive performance analysis of a distributed intelligent reflective surfaces (IRSs)-aided communication system is presented. First, the optimal signal-to-noise ratio (SNR), which is attainable through the direct and…

Information Theory · Computer Science 2022-02-10 Diluka Loku Galappaththige , Dhanushka Kudathanthirige , Gayan Amarasuriya Aruma Baduge

Control of multihop Wireless networks in a distributed manner while providing end-to-end delay requirements for different flows, is a challenging problem. Using the notions of Draining Time and Discrete Review from the theory of fluid…

Networking and Internet Architecture · Computer Science 2017-04-20 Ashok Krishnan K. S. , Vinod Sharma

Due to their inherent complexity, engineered wireless multihop ad hoc communication networks represent a technological challenge. Having no mastering infrastructure the nodes have to selforganize themselves in such a way that for example…

Statistical Mechanics · Physics 2007-05-23 Ingmar Glauche , Wolfram Krause , Rudolf Sollacher , Martin Greiner

A fundamental problem in the delay and backlog analysis across multi-hop paths in wireless networks is how to account for the random properties of the wireless channel. Since the usual statistical models for radio signals in a propagation…

Networking and Internet Architecture · Computer Science 2012-07-30 Hussein Al-Zubaidy , Jorg Liebeherr , Almut Burchard

The focus of this paper is on beamforming in a millimeter-wave (mmW) multi-input multi-output (MIMO) setup that has gained increasing traction in meeting the high data-rate requirements of next-generation wireless systems. For a given MIMO…

Information Theory · Computer Science 2016-01-12 Vasanthan Raghavan , Sundar Subramanian , Juergen Cezanne , Ashwin Sampath

A multiuser multiple-input multiple-output wireless communication system is analytically studied under the short-packet transmission regime. The practical scenario of channel estimation errors is adopted when the signals undergo Rayleigh…

Information Theory · Computer Science 2019-03-19 Nikolaos I. Miridakis , Theodoros A. Tsiftsis , Hui-Ming Wang

Single-user multiple-input / multiple-output (SU-MIMO) communication systems have been successfully used over the years and have provided a significant increase on a wireless link's capacity by enabling the transmission of multiple data…

Information Theory · Computer Science 2017-07-06 George K. Papageorgiou , Konstantinos Ntougias , Constantinos B. Papadias

Multiple-input multiple-output (MIMO) system has been the defining mobile communications technology in recent generations. With the ever-increasing demands looming towards the sixth generation (6G), we are in need of additional degrees of…

Information Theory · Computer Science 2023-10-27 Wee Kiat New , Kai-Kit Wong , Hao Xu , Kin-Fai Tong , Chan-Byoung Chae

This paper deals with throughput scaling laws for random ad-hoc wireless networks in a rich scattering environment. We develop schemes to optimize the ratio, $\rho(n)$ of achievable network sum capacity to the sum of the point-to-point…

Information Theory · Computer Science 2007-07-13 Shuchin Aeron , Venkatesh Saligrama

The potential benefits of multiple-antenna systems may be limited by two types of channel degradations rank deficiency and spatial fading correlation of the channel. In this paper, we assess the effects of these degradations on the…

Information Theory · Computer Science 2007-07-13 Hyundong Shin , Moe Z. Win
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