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Concept

Distribution numérique

Publications associées (17)

Digital transformation and open innovation ecosystems in the tilm industry: the case of the Movieday platform

Christopher Tucci, Gianluigi Viscusi

Digital technologies are transforming the film industry. Up until roughly a decade ago, the business model for film exhibition was based on theatrical release in combination with television sales and home cinema releases (video and DVD). Recently, many que ...

2017

A High-performance, Low-cost PMU Prototype for Distribution Networks based on FPGA

Mario Paolone, Paolo Romano

The application of Phasor Measurement Units (PMUs) to the real-time monitoring, protection and control of Distribution Networks, requires the availability of high accuracy devices that are characterized at the same time by a reasonable cost. This paper pre ...

IEEE2017

Analysis and Synthesis of Structured Variations in 3D Geometries

Ngoc Minh Dang

In recent years, the use of 3D digital content becomes widespread in various industrial and scientific domains. However, content creation still remains a costly task as extensive manual work is often required. As such, one of the core research topics in co ...

EPFL2016

Energetic Macroscopic Representation (EMR) and control scheme for the asymmetric 4-stage MSBA

Alfred Rufer, Gina Kristin Steinke

The Multistage Stacked Boost Architecture (MSBA) is a non-isolated step-up converter topology intended for renewable energy generation systems or distribution networks. In previous papers the functionality and intended applications for this topology have b ...

2016

A composable method for real-time control of active distribution networks with explicit power set points. Part I: Framework

Mario Paolone, Jean-Yves Le Boudec, Lorenzo Enrique Reyes Chamorro, Andrey Bernstein

The conventional approach for the control of distribution networks, in the presence of active generationand/or controllable loads and storage, involves a combination of both frequency and voltage regulation atdifferent time scales. With the increased penet ...

Elsevier2015

Comparison of Multistage Stacked Boost Architecture Topologies in Regards of the Relation between Duty Cycle, Number of Stages and Efficiency

Alfred Rufer, Gina Kristin Steinke

A step-up DC-DC converter (non-isolated) based on the current diverter principle is shown. This converter is intended for renewable energy sources or distribution networks for elevating the voltage from LV to MV levels. The relationship of stage number, du ...

2015

Scalable Media Coding Enabling Content-Aware Networking

Daniele Renzi

Increasingly popular multimedia services are expected to play a dominant role in the future of the Internet. In this context, it is essential that content-aware networking (CAN) architectures explicitly address the efficient delivery and processing of mult ...

Institute of Electrical and Electronics Engineers2013

Subjective evaluation of scalable video coding for content distribution

Touradj Ebrahimi, Francesca De Simone, Jong Seok Lee

This paper investigates the influence of the combination of the scalability parameters in scalable video coding (SVC) schemes on the subjective visual quality. We aim at providing guidelines for an adaptation strategy of SVC that can select the optimal sca ...

2010

Tunable Privacy for Access Controlled Data in Peer-to-Peer Systems

Karl Aberer, Zoltán Miklós

Peer-to-peer paradigm is increasingly employed for organizing distributed resources for various applications, e.g. content distribution, open storage grid etc. In open environments, even when proper access control mechanisms supervise the access to the res ...

2010

Towards a Multi-Granular RVC VTL: A Case Study of CAL Transformations on the ISO/IEC MPEG Fixed Point IDCT

Ihab Mostafa Amin Mohamed Amer

Recent advances in digital video hardware, software and coding standards have led to a wide variety of digital video products. However, such continuous evolution leads to the necessity of regular replacements of the available multimedia devices. To avoid t ...

2009

Multimedia Terminal Architecture: An Inter-Operable Approach

Marco Mattavelli

This paper addresses the inter-operability problem of multimedia terminal in media content delivery over heterogeneous networks and devices. We design and implement a terminal which includes a content browser providing presentation, navigation and interact ...

IEEE Computer Society Press2008

Cooperative media streaming using adaptive network compression

Tom Larsen

Media content distribution constitutes a growing share of the services on the Internet. Two distinct distribution approaches used today are Layered Coding (LC) and Multiple Description Coding (MDC). Current wireless connection technologies, e.g. Wimax, hav ...

IEEE Computer Society2008

A Multimedia Terminal for Adaptation and End-to-end QoS Control

Marco Mattavelli, Daniele Renzi

This paper addresses multimedia end user system design for content distribution over heterogeneous networks and terminals, with particular focus on End-to-End quality of service (QoS) control. A multimedia terminal comprising content-related metadata proce ...

2008

Resource allocation and adaptive scheduling for scalable video streaming

Jean-Paul Wagner

The obvious recent advances in areas such as video compression and network architectures allow for the deployment of novel video distribution applications. These have the potential to provide ubiquitous media access to end users. In recent years, applicati ...

EPFL2008

Semantic Video Analysis for Adaptive Content Delivery and Automatic Description

Touradj Ebrahimi, Andrea Cavallaro, Olivier Steiger

We present an encoding framework which exploits semantics for video content delivery. The video content is organized based on the idea of main content message. In the work reported in this paper, the main content message is extracted from the video data th ...

2005

Intellectual property management and protection for multimedia content : a structured language for interoperable IPMP systems

Claudio Paolo Alberti

Nowadays, network infrastructures are increasingly used in support to commercialization of digital multimedia content. Such kind of non-material goods, namely videos, music, still images and any other type of multi-media information are ready for the migra ...

EPFL2004

Reactive security for multimedia systems

Antonio Romeo

Books, videos, music, still images and any other type of media information, share a number of features that enable their migration from traditional delivery technologies to an all-electronic delivery model. They can easily be digitized, stored, compressed ...

EPFL2004