نتایج جستجو برای: television network

تعداد نتایج: 693590  

2001
Peter B. Kenington Keith Hayler Peter Moss David J. Edwards Alan P. Jenkins Mark Johnstone

The UK digital terrestrial television (DTT) network has completed its first phase of roll-out, with over 70% of the population now able to receive all six digital multiplexes. Whilst this is an impressive achievement, the current analogue TV network can cover 99.7% of the UK population and digital satellite systems can boast virtually 100% coverage, so DTT still has some way to go. DTT coverage...

Journal: :European Transactions on Telecommunications 2010
Marco Mellia Michela Meo

In this paper, we present measurement results of IP TeleVision (IPTV) multicast traffic collected from real of the FastWeb network. FastWeb is an ISP provider, which is the main broadband telecommunication company in Italy. The network relies on an IP architecture and, besides television channels, delivers to the user services such as data transfer and VoIP over a single broadband connection. T...

2009
Marco Mellia Michela Meo

In this paper, we present measurement results of IP TeleVision (IPTV) multicast traffic collected from real of the FastWeb network. FastWeb is an ISP provider, which is the main broadband telecommunication company in Italy. The network relies on an IP architecture and, besides television channels, delivers to the user services such as data transfer and VoIP over a single broadband connection. T...

Journal: :Pediatrics 2012
Matthew A Lapierre Jessica Taylor Piotrowski Deborah L Linebarger

OBJECTIVE US parents were surveyed to determine the amount of background television that their children are exposed to as well as to isolate demographic factors associated with increased exposure to background television. After this, we ask how certain home media practices are linked to children's background television exposure. METHODS US parents/caregivers (N = 1454) with 1 child between th...

2010
Sundar Dorai-Raj Dan Zigmond

Google has developed new metrics based on set-top box data for predicting the future audience retention of TV ads. This paper examines how to use these metrics to judge the effectiveness of TV ad campaigns. More specifically, we analyze how these metrics can inform future campaign targeting and placement goals. Introduction In recent years, there has been an explosion of interest in collecting ...

2007
Arjen P. de Vries

We set up an environment in which a database is lled with television data from several information channels. Philips Sound and Vision provides a prototype television that is very suited for this application. The combination of television and personal computer is used to investigate new paradigms to enhance the traditional television interface. Multimedia database technology provides the basis f...

Journal: :Information Economics and Policy 2008
Duarte Brito Pedro Pereira

We analyze the impact of the ownership structure of cable television …rms on the incentives to upgrade the cable networks to o¤er telecommunication services. First, we show that dual ownership of a local telephone network and a cable network, compared with separate ownership, may increase or decrease incentives to invest in upgrading the cable television network. Coordination economies bene…t d...

2007
Jean-Philippe Poli Jean Carrive

TV stream structuring is very important for huge archives holders like the French National Institute, the BBC or the RAI, because it is the first necessary step to describe the various telecasts broadcast on various channels. It is also necessary for television ratings in order to isolate the telecasts that must be rated. One can think this structuring is a simple alignment of the TV guides on ...

Journal: :The International Journal of Behavioral Nutrition and Physical Activity 2006
Louise L Hardy Louise A Baur Sarah P Garnett David Crawford Karen J Campbell Vanessa A Shrewsbury Christopher T Cowell Jo Salmon

BACKGROUND Few young people meet television viewing guidelines. PURPOSE To determine the association between factors in the family and home environment and watching television, including videos and DVDs, in early adolescence. METHODS Cross-sectional, self-report survey of 343 adolescents aged 12-13 years (173 girls), and their parents (338 mothers, 293 fathers). Main measures were factors i...

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