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Dec 24, 2015
Information Theory
Networking and Internet Architecture

This article has provided a short review of the state of the art and of ongoing activities in the industry and academia around the C-RAN technology. We have highlighted practical and theoretical aspects at Layer 1, including fronthaul compression an…

Cloud Radio Access Network: Virtualizing Wireless Access for Dense …

Cloud Radio Access Network (C-RAN) refers to the virtualization of base station functionalities by means of cloud computing. This results in a novel …
Aug 08, 2017
Information Theory

Covert Communication with Channel-State Information at the Transmitter

We consider the problem of covert communication over a state-dependent channel, where the transmitter has causal or noncausal knowledge of the channe…
Sep 04, 2012
Information Theory

Coding Opportunity Densification Strategies for Instantly Decodable …

In this paper, we aim to identify the strategies that can maximize and monotonically increase the density of the coding opportunities in instantly de…
Apr 22, 2015
Information Theory

Content-Centric Multicast Beamforming in Cache-Enabled Cloud Radio …

Multicast transmission and wireless caching are effective ways of reducing air and backhaul traffic load in wireless networks. This paper proposes to…
Dec 13, 2014
Information Theory

Energy Consumption of VLSI Decoders

Thompson's model of VLSI computation relates the energy of a computation to the product of the circuit area and the number of clock cycles needed to …
Nov 20, 2009
Networking and Internet Architecture
Performance

Delay Bounds for Networks with Heavy-Tailed and Self-Similar Traffic

We provide upper bounds on the end-to-end backlog and delay in a network with heavy-tailed and self-similar traffic. The analysis follows a network c…
Nov 22, 2017
Information Theory

Hybrid Analog and Digital Beamforming for mmWave OFDM Large-Scale A…

Hybrid analog and digital beamforming is a promising candidate for large-scale mmWave MIMO systems because of its ability to significantly reduce the…
Dec 20, 2015
Information Theory

Secure Degrees of Freedom of the Gaussian Diamond-Wiretap Channel

In this paper, we consider the Gaussian diamond-wiretap channel that consists of an orthogonal broadcast channel from a source to two relays and a Ga…
Aug 11, 2017
Information Theory

Product Matrix MSR Codes with Bandwidth Adaptive Exact Repair

In a distributed storage systems (DSS) with $k$ systematic nodes, robustness against node failure is commonly provided by storing redundancy in a num…
Sep 21, 2008
Information Theory
Cryptography and Security

Universal Secure Network Coding via Rank-Metric Codes

The problem of securing a network coding communication system against an eavesdropper adversary is considered. The network implements linear network …
Nov 08, 2017
Information Theory

Bandwidth Adaptive & Error Resilient MBR Exact Repair Regenerating Co…

Regenerating codes are efficient methods for distributed storage in storage networks, where node failures are common. They guarantee low cost data re…
Oct 23, 2011
Information Theory

On Noisy Network Coding for a Gaussian Relay Chain Network with Cor…

Noisy network coding, which elegantly combines the conventional compress-and-forward relaying strategy and ideas from network coding, has recently dr…
Jan 02, 2008
Information Theory

Sum Rate Maximization using Linear Precoding and Decoding in the Mu…

We propose an algorithm to maximize the instantaneous sum data rate transmitted by a base station in the downlink of a multiuser multiple-input, mult…
Jan 14, 2010
Information Theory

Tranceiver Design using Linear Precoding in a Multiuser MIMO System w…

We investigate quantization and feedback of channel state information in a multiuser (MU) multiple input multiple output (MIMO) system. Each user may…
Dec 17, 2009
Information Theory

Minimizing Sum-MSE Implies Identical Downlink and Dual Uplink Power …

In the multiuser downlink, power allocation for linear precoders that minimize the sum of mean squared errors under a sum power constraint is a non-c…
Jun 30, 2010
Information Theory

Secret key agreement on wiretap channels with transmitter side info…

Secret-key agreement protocols over wiretap channels controlled by a state parameter are studied. The entire state sequence is known (non-causally) t…
Mar 07, 2012
Information Theory

A Two-Dimensional Signal Space for Intensity-Modulated Channels

A two-dimensional signal space for intensity- modulated channels is presented. Modulation formats using this signal space are designed to maximize th…
Jul 29, 2019
Information Theory
Machine Learning
Signal Processing

Energy-Efficient Processing and Robust Wireless Cooperative Transmiss…

Edge machine learning can deliver low-latency and private artificial intelligent (AI) services for mobile devices by leveraging computation and stora…
Mar 18, 2008

Quantum key distribution with triggering parametric down conversion …

Parametric down-conversion (PDC) sources can be used for quantum key distribution (QKD). One can use a PDC source as a triggered single photon source…
Jan 06, 2011
Networking and Internet Architecture
Performance

Statistical Analysis of Link Scheduling on Long Paths

We study how the choice of packet scheduling algorithms influences end-to-end performance on long network paths. Taking a network calculus approach, …
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