La télévision à contrôle d'accès aux Etats-unis du pay-per-view à la télévision intercative
Institution:
Paris 2Disciplines:
Directors:
Abstract EN:
This thesis starts by defining conditional access television, otherwise known as "a la carte", and takes the reader through its first 10-year history. It discusses the technological, regulatory, sociological and business strategies underlying its development and its migration from analog pay-per-view to fully digital, fully switched, interactive television. The first part comprises an exhaustive review of the various services and program packages currently available on an "a la carte" basis in the united states and provides a description of their related distribution technology. The second part is devoted to an analysis and evaluation of the early forms of interactive television currently available in the united states. Finally, the third part analyzes the convergence between the entertainment, the telecommunications, and the computer industries currently under way, in order to allow the birth of a truly revolutionary new medium: interactive digital video delivered interchangeably via the television or the personal computer.
Abstract FR:
Echelonne sur plusieurs annees, ce travail definit les parametres de la television a controle d'acces aux etats-unis, il retrace son histoire, esquisse le bilan de ses dix premieres annees d'existence et fait le point sur l'etat des techniques et des systemes qui permettront son essor et sa migration vers le numerique. Le memoire presente un panorama exhaustif de l'offre contemporaine et potentiel de programmes et de services offerst "a la carte", en evoquant a la fois les aspects techniques, economiques, sociologiques et accessoirement juridiques de la genese et de la croissance de la television a acces selectif. Enfin, une importance tout a fait particuliere est accordee a l'analyse de la convergence entre les differents grands groupes industriels des mondes de l'informatique, des telecommunications et des medias qui rend possible l'avenement de la television de demain, devenue interactive et transactionnelle.